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R Brother Laser Printer SERVICE MANUAL MODEL: HL-1030/1240/1250/1270N Read this manual thoroughly before maintenance work. Keep this manual in a convenient place for quick and easy reference at all times.
© Copyright Brother 1999 All rights reserved. No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher. Specifications are subject to change without notice. Trademarks: The brother logo is a registered trademark of Brother Industries, Ltd.
PREFACE i PREFACE This service manual contains basic information required for after-sales service of the laser printer (hereinafter referred to as "this machine" or "the printer"). This information is vital to the service technician to maintain the high printing quality and performance of the printer.
TABLE OF CONTENTS ii TABLE OF CONTENTS REGULATION ............................................................................................. vii SAFETY INFORMATION ............................................................................. ix CHAPTER 1 GENERAL .
TABLE OF CONTENTS iii 4.2 Load Paper Manually ................................ ................................ ................................ ...... 2-1 0 4.3 Two Side Printing (Manual Duplexing) ................................ ...................
TABLE OF CON TENTS iv 2.2. 3 Paper eject .................................................................................................................. 3-24 2.3 Sen sor s ............................................................................
TABLE OF CONTENTS v CHAPTER 5 PERIODIC MAINTENANCE ............................................... 5-1 1. CONSUMABLE PARTS ................................ ................................ ........................... 5-1 1.1 Drum Unit ................
TABLE OF CONTENTS vi 9.5 Windows NT/LAN Server (TCP/IP) Troubleshooting ......................................................6-48 9.6 Windows 95/98 Peer to Peer Print (LPR) Troubleshooting.............................................6-48 9.7 Windows 95/98 (or later) Peer to Peer (HP JetAdmin Compatible Method) Troubleshooting .
REGULATION vii REGULATION LASER SAFETY (110 - 120V MODEL ONLY) This printer is certified as a Class I laser product under the US Department of Health and Human Services (DHHS) Radiation Performance Standard according to the Radiation Control for Health and Safety Act of 1968.
REGULATION viii IEC 825 (220-240V MODEL ONLY) This printer is a Class I laser product as defined in IEC 825 specifications. The label shown below is attached in countries where required. CLASS 1 LASER PRODUCT APPAREIL LASER DE CLASSE 1 LASER KLASSE 1 PRODUKT This printer has a laser diode which emits invisible laser radiation in the Laser Unit.
SAFETY INFORMATION ix SAFETY INFORMATION CAUTION FOR LASER PRODUCT (WARNHINWEIS FUR LASER DRUCKER) CAUTION: When the machine during servicing is operated with the cover open, the regulations of VBG 93 and the performance instructions for VBG 93 are valid.
SAFETY INFORMATION x DEFINITIONS OF WARNINGS, CAUTIONS AND NOTES The following conventions are used in this service manual: WARNING Indicates warnings that must be observed to prevent possible personal injury. ! CAUTION: Indicates cautions that must be observed to service the printer properly or prevent damage to the printer.
CHAPTER 1 GENERAL 1-1 CHAPTER 1 GENERAL 1. FEATURES This printer has the following features; High Resolution and Fast Print Speed <HL-1030> True 600 x 600 dots per inch (dpi) (GDI mode) with microfine toner and up to 10 pages per minute (ppm) print speed (A4 or Letter paper).
CHAPTER 1 GENERAL 1-2 Enhanced Memory Management The printer provides its own data compression technology in its printer hardware and the supplied printer driver software, which can automatically compress graphic data and font data efficiently into the printer’s memory.
CHAPTER 1 GENERAL 1-3 Bar Code Print (for HL-1250/1270N only) The printer can print the following 11 types of bar codes; • Code 39 • US-PostNet • EAN-8 • Code 128 • ISBN • EAN-13 • Inter.
CHAPTER 1 GENERAL 1-4 2. OVERVIEW <Front View> Fig. 1-1 <Rear View> Fig. 1-2 10/100BASE TX L F A TEST Fig. 1-3 HL-1250/1270N Output tray Manual feed paper guides Paper cassette Control pan.
CHAPTER 1 GENERAL 1-5 3. SPECIFICATIONS 3.1 Printing Print method Electrophotography by semiconductor laser beam scanning Laser Wave length: 780 nm Output: 5mW max Resolution HL-1030: 600 x 600 dots/i.
CHAPTER 1 GENERAL 1-6 3.2 Functions CPU HL-1030/1240: MB86833 66MHz HL-1250/1270N: MB86832 66MHz Emulation HL-1030: Brother Printing Solution for Windows HL-1240: Brother Printing Solution for Win.
CHAPTER 1 GENERAL 1-7 3.3 Electrical and Mechanical Power source U.S.A. and Canada: AC 110 to 120V, 50 Hz/60 Hz Europe and Australia: AC 220 to 240V, 50 Hz/60 Hz Power consumption Printing (peak)*: 94.
CHAPTER 1 GENERAL 1-8 3.4 Network (for HL-1270N only) Type / Speed 10/100 Base TX Ethernet Auto speed detection Protocols • TCP/IP DHCP, BOOTP, RARP, DHCP, NetBIOS over IP LPR/LPD, Port9100, Custom Port, POP3/SMTP SMB Print TELNET, SNMP, HTTP, TFTP • Novell IPX.
CHAPTER 1 GENERAL 1-9 (2) Other paper specifications <Paper Cassette> Cut sheet Basis weight 64 to 105 g/m 2 (17 to 28 lb.) Caliper 0.08 to 0.13 mm (0.003 to 0.005 in.) Moisture content 4% to 6% by weight <Manual Feed Slot> Cut sheet Envelope Basis weight 64 to 158 g/m 2 (17 to 43 lb.
CHAPTER 1 GENERAL 1-10 3.5.2 Paper cassette capacity (1) Maximum load height Paper cassette: <Normal paper> Up to 27mm (1.06 inches) in height (250 sheets of 80 g/m 2 A4/Letter paper) <Transp.
CHAPTER 1 GENERAL 1-11 3.6 Printing Area 3.6.1 Effective printing area The effective printing area means the area within which the printing of all the data received without any omissions can be guaranteed. 4.23mm 4.23mm 208mm 2,400 (80 characters) 25 25 3.
CHAPTER 1 GENERAL 1-12 The table below shows the print guaranteed areas for each paper size. Size A B C D E F A 4 210.0 mm 8.27” (2,480 dots) 297.0 mm 11.69” (3,507 dots) 203.2 mm 8.0” (2,400 dots) 288.5 mm 11.36” (3,407 dots) 3.4 mm 0.13” (40 dots) 4.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-1 CHAPTER 2 INSTALLATION AND BASIC OPERATION 1. CONDITIONS REQUIRED FOR INSTALLATION 1.1 Power Supply • The source voltage must stay within ±10% of the rated voltage shown on the rating plate. • The power cord, including extensions, should not exceed 5 meters (16.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-2 2. UNPACKING When unpacking the printer, check to see that all of the following components are included in the carton.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-3 3. INSTALL THE PRINTER You need to implement hardware setup and driver installation to use the printer. Firstly, identify the Operating System on your computer. Then, purchase the appropriate interface cable (parallel or USB) for your computer.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-4 (6) Click the Initial Setup button. Fig. 2-4 (7) You can view the Initial Setup operations in the video movie. Fig. 2-5 (8) Click the interface cable you are going to use, Parallel or USB. Fig. 2-6 (9) If you click the NOW button, you can install the printer driver immediately.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-5 3.2 For Windows ® Users with No CD-ROM Drive If you do not have a CD-ROM drive, setup the printer following the steps below, then install the printer driver from the floppy disk. 3.2.1 Install the drum unit (1) Open the front cover.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-6 (4) Extend the tray extension flap. After the printer has warmed up the Ready LED changes from blinking to lit. (Fig. 2-12) (5) Press the control panel button. The printer will print a test page. Check the test page printed correctly.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-7 3.3 Using the USB Interface (for Windows 98 only) For the HL-1240/1250/1270N printers, the USB interface cable can be connected between the printer and PC. Prepare the printer to use the USB interface following the steps below; 3.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-8 (3) Insert the supplied CD-ROM into the CD- ROM drive and select “CD-ROM drive”. Click the Next button. Fig. 2-17 (4) Click the Next button, then the USB driver will be installed. Fig. 2-18 (5) Click the Finish button.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-9 3.3.3 Set the PC printer port Your PC printer port has to be set to “USB port”. (1) Click the Start button and select Printers in Settings. (2) Select your printer model icon in Printers so that the printer icon is highlighted.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-10 4. PAPE R HANDLING The printer provides two types of paper loading method; paper cassette and manual feed slot. 4.1 Load Paper into the Paper Cassette You can load normal paper and transparencies into the paper cassette.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-11 The printer has a straight paper path from the manual feed slot to the rear of the printer when the rear cover is lifted up. Use this paper feed and output method when printing on thicker paper or card. (1) Select the manual feed mode in the printer driver.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-12 4.3.2 To print on both sides of the paper from the manual feed slot ! CAUTION: • Before re-inserting the sheets, straighten them, or paper feed errors will occur. • The use of very thin or very thick paper is not recommended.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-13 5. CONTROL PANEL OPERATION There are four LEDs and a button on the control panel. The LEDs indicate the printer status, and pressing the button enables several functions in the printer. Drum Ready Alarm Paper Toner Data Fig.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-14 5.2 Data (Toner) LED Indications The Data LED indicates the current status of the print data process. LED Printer status OFF The printer has no print data. Blinking The printer is receiving data from the computer or the printer is processing data in memory.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-15 5.5 Control Panel Button Operations The control panel button is used for the following purposes depending on the situation. Operation Description Cancel printing If the button is pressed during printing, the printer immediately stops printing and ejects the paper.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-16 5.6.2 Test print mode The printer incorporates various test print modes. The printer enters into each test print mode by panel button operation. For details on test print mode, see Subsection 10.1 ‘Test Print Mode’ in CHAPTER 6 .
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-17 6. NETWORK BOARD OPERATION (FOR HL-1270N ONLY) The network board installed in the back of the printer allows you to share the printer on a network. 6.1 Preparing the BR-net Board 6.1.1 Connect the Ethernet cable (1) Turn off the printer power.
CHAPTER 2 INSTALLATION AND BASIC OPERATION 2-18 6.1.3 Print configuration page Press the Network Test button for less than 5 seconds to print a configuration page. Fig. 2-32 6.2 Functions 6.2.1 LED functions L-LED (green) F-LED (orange) A-LED (green) Fig.
CHAPTER 3 THEORY OF OPERATION 3-1 CHAPTER 3 THEORY OF OPERATION 1. ELECTRONICS 1.1 General Block Diagram Fig. 3-1 shows a general block diagram of the HL-1030/1240 printer.
CHAPTER 3 THEORY OF OPERATION 3-2 Fig. 3-2 shows a general block diagram of the HL-1250 printer. Optional RAM (SIMM) (max. 32Mbytes) Optional I/F board (Mac.
CHAPTER 3 THEORY OF OPERATION 3-3 Fig. 3-3 shows a general block diagram of the HL-1270N printer. Optional RAM (SIMM) (max. 32Mbytes) Ethernet 10/100 Base TX Expansion memory I/O PCI bus Video control.
CHAPTER 3 THEORY OF OPERATION 3-4 1.2 Main PCB Block Diagram Fig. 3-4 shows the block diagram of the main PCB of the HL-1030/1240 printer. Reset Circuit Program + Font ROM 1.
CHAPTER 3 THEORY OF OPERATION 3-5 Fig. 3-5 shows the block diagram of the main PCB of the HL-1250 printer. Reset Circuit Program + Font ROM 4.0 Mbytes RAM (4.0 Mbytes) Option RAM (SIMM) (max. 32Mbytes) Option Serial I/O (RS232C & RS422A) EEPROM (512 x 8 bits) CPU Core (MB86832) A S I C Oscillator (32.
CHAPTER 3 THEORY OF OPERATION 3-6 Fig. 3-6 shows the block diagram of the main PCB of the HL-1270N printer. Reset Circuit Program + Font ROM 4.0 Mbytes RAM (4.0 Mbytes) Option RAM (SIMM) (max. 32Mbytes) EEPROM (4096 x 8 bits) CPU Core (MB86832) A S I C Oscillator (32.
CHAPTER 3 THEORY OF OPERATION 3-7 1.3 Main PCB For the entire circuit diagram of the main PCB, see Appendix 11 to 17 . 1.3.1 ASIC A Fujitsu 32bit RISC CPU, MB86833 (SPARC lite) is built in the ASIC.
CHAPTER 3 THEORY OF OPERATION 3-8 A Fujitsu 32bit RISC CPU, MB86832 (SPARC lite) is built in the ASIC. While the CPU is driven with a clock frequency of 33 MHz in the user logic block, it itself runs at 66 MHz, which is generated by multiplying the source clock by two.
CHAPTER 3 THEORY OF OPERATION 3-9 Fig. 3-8.
CHAPTER 3 THEORY OF OPERATION 3-10 1.3.2 ROM An 8 Mbits ROM (x 16 bit) is fitted. Fig. 3-9 Two 16 Mbits ROMs (x 16 bit) are fitted. Fig. 3-10 HL-1250 HL-1030/1240.
CHAPTER 3 THEORY OF OPERATION 3-11 Two 32 Mbits ROMs (x 16 bit) are fitted. Fig. 3-11 HL-1270N.
CHAPTER 3 THEORY OF OPERATION 3-12 1.3.3 Flash ROM (for HL-1270N only) Two 8 Mbits flash ROMs (x 16 bit) are fitted. Fig. 3-12 1.3.4 DRAM A 16M-bit DRAM (x 16 bits) is used as the RAM.
CHAPTER 3 THEORY OF OPERATION 3-13 Two 16M-bit DRAMs (x 16 bits) are used as the RAM. Fig. 3-14 HL-1250/1270N.
CHAPTER 3 THEORY OF OPERATION 3-14 1.3.5 Optional RAM A 32bit (72 pin) SIMM can be fitted as optional RAM. The main PCB has one slot and the capacity of SIMM can be from 1 Mbyte to 32 Mbytes.
CHAPTER 3 THEORY OF OPERATION 3-15 1.3.6 Optional serial I/O The interrupt of the serial I/O is input to the EXINT terminal of the ASIC, and is recognized by the CPU. A 32-byte register is provided for this I/O, which is read from and written to by the CPU.
CHAPTER 3 THEORY OF OPERATION 3-16 1.3.8 EEPROM The EEPROM is X24C01A type of two-wire method with a 128 x 8 bits configuration. Fig. 3-18 The EEPROM is X24C04 type of two-wire method with a 512 x 8 bits configuration. Fig. 3-19 The EEPROM is X24C32 type of two-wire method with a 4096 x 8 bits configuration.
CHAPTER 3 THEORY OF OPERATION 3-17 The reset IC is a RN5VD42A. The reset voltage is 4.2V (typ.) and the LOW period of reset is 80ms (typ.) Fig. 3-22 1.3.10 Engine I/O Fig. 3-22 shows the engine interface circuit. The interface with the engine PCB is by full- duplex synchronous serial method.
CHAPTER 3 THEORY OF OPERATION 3-18 1.4 Engine PCB The gate array which transforms the serial signal from the main PCB into the parallel signal is mounted on the engine PCB.
CHAPTER 3 THEORY OF OPERATION 3-19 1.6 Power Supply 1.6.1 Low-voltage power supply The power supply uses a switching regulation system to generate the regulated DC power (+5V and +24V), which are converted from the AC line. The regulated output and the production code of each power supply are listed below; Regulated Output Production Code +5V / 1.
CHAPTER 3 THEORY OF OPERATION 3-20 1.6.2 High-voltage power supply The high-voltage power supply generates and outputs the voltages and currents for the charging, development and transfer functions. For the circuit diagram of the high-voltage power supply PCB, see Appendix 22 .
CHAPTER 3 THEORY OF OPERATION 3-21 2. MECHANICS 2.1 Overview of Printing Mechanism Fig. 3-27 Second eject roller Paper First eject roller Rear cover Paper Cassette Pressure plate Rear registration sen.
CHAPTER 3 THEORY OF OPERATION 3-22 Laser Main PCB Engine PCB Polygon Motor Laser Unit Cover Sensor (A) Main Motor Solenoid Fan Motor Toner Sensor PCB (light emission) Toner Sensor PCB (light reception.
CHAPTER 3 THEORY OF OPERATION 3-23 2.2 Paper Transfer 2.2.1 Paper supply The paper pick-up roller picks up one sheet of paper from the paper cassette every time it is rotated and feeds it to the paper feed roller. Fig. 3-29 The paper is gripped between the paper pick-up roller and the separation pad and separated into individual sheets.
CHAPTER 3 THEORY OF OPERATION 3-24 2.2.3 Paper eject After the printing image on the photosensitive drum is transferred onto the paper, the paper is fed to the fixing unit to fix unfixed toner onto the paper. Afterwards, the paper is ejected from the fixing unit by the first eject roller in the fixing unit.
CHAPTER 3 THEORY OF OPERATION 3-25 2.3.2 Toner sensor Detects if there is toner in the toner cartridge. The toner sensor at the left side emits light through the window on the left side of the toner cartridge, then the toner sensor at the right side receives it when the toner is low.
CHAPTER 3 THEORY OF OPERATION 3-26 2.6 Print Process 2.6.1 Charging The drum is charged to approximately 870V by an ion charge which is generated by the primary charger. The charge is generated by ionization of the corona wire, which has a DC bias from the high-voltage power supply applied to it.
CHAPTER 3 THEORY OF OPERATION 3-27 The area exposed to the laser beam is the image to be printed. The surface potential of the exposed area is reduced, forming the electrostatic image to be printed.
CHAPTER 3 THEORY OF OPERATION 3-28 2.6.4 Transfer (1) Transfer process After the drum has been charged and exposed, and has received a developed image, the toner formed is transferred onto the paper by applying a negative charge to the back of the paper.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-1 CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 1. SAFETY PRECAUTIONS To avoid creating secondary problems by mishandling, follow the warnings and precautions below during maintenance work.
1 AC CORD DRUM UNIT 2 PAPER CASSETTE 3 BASE PLATE 11 PCBs MAIN PCB ASSY 12 LOW-VOLTAGE PS PCB ASSY 14 15 ENGINE PCB ASSY / HIGH-VOLTAGE PS PCB ASSY 13 LOWER TRAY RELAY PCB ASSY (HL-1250/1270N only) 21.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-3 3. DISASSEMBLY PROCEDURE 3.1 AC Cord (1) Disconnect the AC cord from the printer AC inlet. Fig. 4-1 3.2 Drum Unit (1) Open the front cover and remove the drum unit from the printer.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-4 3.3 Paper Cassette (1) Close the front cover, pull out the paper cassette from the printer and remove the paper from the cassette. Fig. 4-3 (2) Remove the separation pad holder ASSY by pulling it upwards, then remove the separation pad spring from the paper cassette.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-5 NOTE: When replacing/re-assembling the separation pad holder, remove the old grease and apply a suitable amount of grease referring to the figure below; Fig. 4-5 (3) Turn the paper cassette upside down, then remove the cassette cover film by peeling it carefully from the underside of the cassette.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-6 (5) Keeping the paper cassette upside down, release the pressure roller holder assembly from the cassette by releasing the metal mounting plate from the plastic retaining boss.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-7 (10) Turn the cassette the correct way up and slide the two paper guides to the center of the cassette. (11) Remove the side guides Left and Right from the paper cassette.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-8 NOTE: When re-assembling the pressure plate ASSY, ensure that the paper indicator arm is under the pressure plate. ! CAUTION: When unhooking the catches to remove the pressure plate, do not bend the pressure plate, gently ease the plastic cover.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-9 (17) Turn the cassette upside down and remove the one M3x8 Taptite screw to remove the side guide gear. Then remove the one friction spring. (18) Remove the two side guide racks. (19) Remove the paper indicator.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-10 3.4 Network Board (for HL-1270N only) (1) Open the rear cover. (2) Remove the two M3x8 Taptite screws to remove the access cover. Fig. 4-15 (3) Remove the two M3x6 Taptite screws securing the network board. (4) Disconnect the connector connected with the main PCB and remove the network board.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-11 3.5 Front Cover (1) Open the front cover. (2) Remove the four M3x8 Taptite screws from the main cover. Fig. 4-17 (3) Position the front cover at the angle of 45 degrees and release the bosses at the right and left hand sides and the link at the left hand side.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-12 3.6 Top Cover (1) Remove the two M3x10 Taptite screws securing the top cover. (2) Release the hooks on either side of the top cover from the bosses on the main cover by pulling the top cover forwards.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-13 (5) Turn the top cover upside down and remove the second eject roller ASSY by lifting the middle of the roller upwards until the roller releases from the cover. Fig. 4-21 3.7 Main Cover (1) Remove the two M3x8 Taptite screws from the rear of the main cover.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-14 (3) Bend the tray extension flap upwards slightly to remove the tray extension flap. Fig. 4-23 (4) Release the rear cover springs Left and Right from the hooks on the main cover. (5) Remove the rear cover complete with the rear cover springs Left and Right from the main cover.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-15 3.8 Laser Unit (1) Remove the three M3x16 Taptite screws. (2) Push the P harness cover to the right to release it from the hook and remove the P harness cover. (3) Disconnect the LD harness and the polygon motor connector.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-16 3.9 Drive Unit (1) Place the printer body carefully on its right hand side so that the drive unit is at the top. (2) Remove the five M3x6 Taptite screws securing the gear plate. (3) Disconnect the heater harness connector and release the panel PCB harness from the hooks.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-17 NOTE: When replacing/re-assembling the main motor, remove the old grease and apply a suitable amount of grease referring to the figure below; Fig. 4-29 (7) Remove the development joint complete with the joint spring, then remove the link.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-18 3.10 Fixing Unit (1) Place the main frame on its base so that the rear side is facing you. (2) Press the two hooks inwards to remove gear 59. (3) Disconnect the two connectors of the heater harness and release the harness from the hooks on the top of the fixing unit.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-19 NOTE: When re-assembling the fixing unit, align the fixing unit frame at the drive unit side into the concave part of the main frame.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-20 (8) Remove the two M3x20 Taptite screws from the top of the fixing unit frame. (9) Release the thermistor harness from the hooks. (10) Release the two hooks at the right and left sides securing the fixing unit cover to the fixing unit frame.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-21 (12) Remove the one M3x10 Taptite screw securing the halogen lamp connector plate at the drive unit side of the fixing unit frame and then loosen the M3x6 screw at the other side. (13) Lift the right hand end of the heat roller and remove the halogen heater lamp from the heat roller.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-22 (14) Lift and remove the heat roller. The heat roller gear will also come off. (15) Remove the heat roller bearing from the left hand end of the heat roller. To remove the bearing at the gear side, first remove the two washers, then remove the bearing.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-23 • When re-assembling the heat roller bearing which is assembled at the heat roller gear side, fix the bearing onto the heat roller so that the embossment whose thickness is 0.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-24 (16) Remove the heat roller cleaner complete with the cleaner spring from the fixing unit frame by lifting it upwards until the spring releases from the frame. (17) Remove the cleaner spring from the heat roller cleaner.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-25 NOTE: • When re-assembling the pressure roller cleaner complete with the cleaner spring onto the fixing unit cover, ensure the direction of the roller is correct referring to the figure above.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-26 (22) Press the two catches holding the idle gear 13 to the frame and then remove the idle gear 13. Slide the first eject roller to the left until the slot in the roller shaft aligns with the slot in the frame and then remove the roller by pulling it forwards.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBL Y 4-26A (24) Turn t he frame up- side down. Remove t he black film s (4 pcs. ) and then r emove the pick off f ingers (4 pcs .
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBL Y 4-26B N O T E : W hen r e - a ss e m bling t he paper eje c t a c t ua t or and t he eje c t paper s p r ing t o t he f i x ing unit c o v e r , en s u r e t he paper eje c t a c t ua t or is s ea t ed c o rr e c t ly in t he lo c a t ing c hannel r e f e rr ing t o t he f igu r e below; F i g .
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-27 3.11 Base Plate (1) Turn the main frame upside down. (2) Remove the five M4x10 Taptite screws and 16 (sixteen) M3x8 Taptite screws from the base plate. (3) Slide the base plate to the rear of the printer to remove it.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-28 ! CAUTION: • When re-assembling the base plate, be sure that the ground wire connected to the paper feed roller ASSY is fixed into the slit on the plastic chute referring to the figure below; Fig.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-29 3.12 Main PCB ASSY NOTE: For HL-1250/1270N only Ensure that any installed SIMM memory is removed BEFORE removing the main PCB. (1) Remove the two M3x8 screws from the I/F plate to release the main PCB. (2) Lift the insulation sheet and remove the main PCB ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-30 3.14 Low-Voltage Power Supply PCB ASSY (1) Remove the M3x8 Taptite screw to remove the insulation sheet. (2) Slightly lift up the low-voltage power supply PCB ASSY from the frame and disconnect the engine PCB connector.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-30A ! CAUTION: Be sure to attach the film to the AC inlet ASSY in the following cases referring to the figure below; • If the film is not attached to the AC inlet on the printer you are servicing. • If the film is damaged, or the adhesive is weak.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-31 3.15 Engine PCB ASSY / High-Voltage Power Supply PCB ASSY (1) Remove the M4x12 Taptite screw to remove the insulation sheet. (2) Remove the three M4x12 Taptite screws securing the engine PCB and the high-voltage power supply PCB.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-32 (5) Disconnect the 11 (eleven) connectors for HL-1030/1240 or 12 (twelve) connectors for HL- 1250/1270N from the engine PCB to remove the engine PCB ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-33 3.16 Panel PCB ASSY NOTE: Be sure to remove the drive unit and disconnect the panel PCB connector on the engine PCB before removing the panel PCB ASSY. (1) Remove the M3x6 Taptite screw, then remove the panel PCB ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-34 (4) Release the catch and remove the clutch levers for the feed roller and pick-up roller. Fig. 4-59 ! CAUTION: • When removing the clutch levers, the clutch lever spring may come off. Be sure not to lose it.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-35 (6) Turn the main frame upside down. (7) Remove the two M3x6 Taptite screws and release the solenoid harness from the hook and remove the cassette guide L/F. Fig. 4-61 (8) Remove the M3x4 screw and the tape on the solenoid harness and remove the solenoid ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-36 3.18 Fan Motor ASSY NOTE: Be sure to remove the fixing unit and disconnect the fan motor connector on the engine PCB before removing the fan motor ASSY. (1) Place the main frame so that the fan motor ASSY is at the top.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-37 3.19 Toner Sensor PCB ASSY (Light Emission) NOTE: Be sure to disconnect the toner sensor (light emission) connector on the engine PCB before removing the toner sensor PCB ASSY (light emission). (1) Release the hooks of the toner sensor PCB ASSY (light emission) and remove it.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-38 3.21 Paper Pick-up Roller ASSY NOTE: Be sure to remove all the covers and the base plate before removing the paper pick-up roller ASSY. (1) Place the main frame upside down. (2) Unhook the hook to remove the inner gear 54, gear 45 and gear 20 from the main frame.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-39 3.22 Paper Feed Roller ASSY NOTE: Be sure to remove all the covers and the PCBs before removing the paper feed roller ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-39A 3.23 Outer Chute 1 (1) Remove two M3x6 Taptite screws and two M3x8 Taptite screws to remove the outer chute 2 ASSY.
CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY 4-40 4. PACKING Fig. 4-71 Insertion sheet AC Cord Accessory bag Pad Accessory carton Drum Unit (with Toner Cartridge included) Pad Printer Carton.
CHAPTER 5 PERIODIC MAINTENANCE 5-1 CHAPTER 5 PERIODI C MAINTEN ANCE To avoid creating secondary problems by mishandling, follow the warnings below during maintenance work. WARNING (1) Always turn off the power switch and unplug the power cord from the power outlet before accessing any parts inside the printer.
CHAPTER 5 PERIODIC MAINTENANCE 5-2 (4) Install the toner cartridge into the new drum unit until it locks into place, indicated by a click. When the toner cartridge is installed correctly, the lock lever is lifted automatically. (Fig. 5-2) (5) Install the new drum unit into the printer.
CHAPTER 5 PERIODIC MAINTENANCE 5-3 (4) Remove the protective cover. (Fig. 5-4) (5) Install the new toner cartridge into the drum unit until it locks into place, indicated by a click. When the toner cartridge is installed correctly, the lock lever is lifted automatically.
CHAPTER 5 PERIODIC MAINTENANCE 5-4 2 . PERIODICAL REPLACEMENT PARTS Periodical replacement parts are the parts to be replaced periodically to maintain product quality. These parts would affect the product quality greatly if they lost their function even if they do not appear to be damaged or there is no change in their appearance.
CHAPTER 5 PERIODIC MAINTENANCE 5-5 3. PERIODICAL CLEANING Clean the following parts periodically to avoid any printer problems or print image defects. ! CAUTION: While drum unit and scanner window cle.
CHAPTER 5 PERIODIC MAINTENANCE 5-6 3.3 Cleaning the Scanner Window When replacing the drum unit or toner cartridge with a new one, be sure to clean the scanner window. 1) Turn off the power switch and unplug the power cord. 2) Remove the drum unit from the printer.
CHAPTER 5 PERIODIC MAINTENANCE 5-7 4. MTBF / MTTR The meantime between failure (MTBF) and the meantime to repair (MTTR) for this printer are as follows; MTBF: Up to 4,000 hours MTTR: Average 30 minute.
CHAPTER 5 PERIODIC MAINTENANCE 5-8.
CHAPTER 6 TROUBLESHOOTING 6-1 CHAPTE R 6 TROUBLESHOOTING 1. INTRODUCTION 1.1 Initial Check (1) Operatin g environment Check if : • The source voltage stays within ±10% from the rated voltage shown on the rating plate. • The printer is installed on a solid, level surface.
CHAPTER 6 TROUBLESHOOTING 6-2 • Condensation on the corona unit may cause corona charge leakage. • Condensation on the hopper plate and separation pad may cause paper feed troubles. If condensation has occurred, print several pages or leave the printer for 2 hours to allow it to reach room temperature.
CHAPTER 6 TROUBLESHOOTING 6-3 1.3 Identify the Problem If you encounter any printer error or problem, first identify it referring to the chart below, then see the appropriate section . NOTE: The following troubleshooting sections contain both the actions which users should take or check and the ones which service tec hnicians should perform.
CHAPTER 6 TROUBLESHOOTING 6-4 2. OPERATOR CALLS & SERVICE CALLS 2.1 Operator Calls An ‘ operator call ’ which the printer indicates on the LEDs is user recoverable. Identify the error from the table below and take the corrective action described for each indication to correct it.
CHAPTER 6 TROUBLESHOOTING 6-5 Type of error Drum Ready Alarm Data Remedy Fuser Malfunction See ‘M-9 Fuser failure‘ . Laser BD Malfunction See ‘M-7 BD failure’ . Scanner Malfunction See ‘M-8 Scanner failure’ . ROM Error See ‘M-10 ROM error’ .
CHAPTER 6 TROUBLESHOOTING 6-6 3. ERROR MESSAGES 3.1 Error Messages in the Status Monitor The status monitor will report problems with the printer as defined in the following table. Take the corrective actions for the error message the status monitor reports.
CHAPTER 6 TROUBLESHOOTING 6-7 Error Message Remedy FUSER MALFUNCTION Turn the power switch off, wait a few seconds and then turn it on again. Leave the printer for 10 minutes with power on. If the same error occurs again, see ‘ M-9 Fuser failure ’ .
CHAPTER 6 TROUBLESHOOTING 6-8 3.2 Error Message Printouts The printer will report problems by printing an error message as defined in the following table. Take the corrective actions for the error message the Printout reports. Error Message Remedy MEMORY FULL (1) Press the panel button to print the data remaining in the printer.
CHAPTER 6 TROUBLESHOOTING 6-9 4. PAPE R PROBLEMS When any pape r related problem occurs, ensure that the paper used meets the recommended paper specifications referring t o Subsection 3.5 ‘ Paper ’ in CHAPTER 1 . 4.1 Paper Loading Problems Problem Remedy The printer does not load paper.
CHAPTER 6 TROUBLESHOOTING 6-10 4.2 Paper Jams 4.2.1 Clearing jammed paper Clear the jammed paper following the procedures below; (1) Remove the paper cassette completely from the printer. (2) Pull any jammed paper up and out of the printer.(Fig. 6-2) (3) Open the front cover.
CHAPTER 6 TROUBLESHOOTING 6-11 4.2.2 Causes & countermeasures The causes for paper jam problems vary depending on the location of the paper jam. When a paper jam occurs inside the printer, you hav.
CHAPTER 6 TROUBLESHOOTING 6-12 4.3 Paper Feeding Problems Even if the paper is printed and ejected without any problems such as paper jams, paper feeding problems below may appear. Users can clear these problems by following the ‘ User Check ’ items for each problem.
CHAPTER 6 TROUBLESHOOTING 6-13 F-3 Page skew User Check (1) Check that the paper or other media is loaded into the paper cassette correctly and that the paper guides are not too tight or too loose against the paper stack. (2) If using the manual feed slot, check how to load paper into the manual feed slot correctly.
CHAPTER 6 TROUBLESHOOTING 6-14 5. SOFTWARE SETTING PROBLEMS The printer may not print the data correctly if there are incorrect software settings. S-1 “ There was an error writing to LPT1: (or BRUSB) for the printer ” error message appears. User Check (1) Check that the printer cable is not damaged or broken.
CHAPTER 6 TROUBLESHOOTING 6-15 S-2 Unable to print from application software with the serial interface. (HL-1250 only) User Check Check that the slide switch of the serial interface is in the correct position and the serial interface setting are correctly set up with the DIP switches.
CHAPTER 6 TROUBLESHOOTING 6-16 S-4 Unable to print from application software with an Apple Macintosh Computer. (HL-1250 only) User Check (1) Check that the supplied Macintosh printer driver is installed in the System Folder and it is selected with Chooser.
CHAPTER 6 TROUBLESHOOTING 6-17 S-6 This printer does not appear in Chooser with iMac and Power Macintosh G3 with USB. (HL-1240/1250/1270N only) User Check (1) Check the printer is turned on. (2) Check the USB interface cable is connected correctly. (3) Check the printer driver is installed correctly.
CHAPTER 6 TROUBLESHOOTING 6-18 6. MALFUNCTIONS When taking countermeasures for malfunctions as described in this section, check connectors for contact failure before measuring the voltage at the specified connector pins.
CHAPTER 6 TROUBLESHOOTING 6-19 M-3 Main motor does not rotate Possible cause Step Check Result Remedy Failure of connector 1 Is the connection of connector P9 on the engine PCB correct? No Reconnect the connector. Main motor 2 Is the problem solved by replacing the main motor? Yes Replace the main motor.
CHAPTER 6 TROUBLESHOOTING 6-20 M-5 Insufficient output from high-voltage power supply unit Possible cause Step Check Result Remedy High-voltage contact 1 Do any of the terminals on the high-voltage contacts have dirt or contact burns? Yes Clean the terminals.
CHAPTER 6 TROUBLESHOOTING 6-21 M-8 Scanner failure Possible cause Step Check Result Remedy Harness connection failure 1 Is the connection of the scanner motor connector P12 on the engine PCB secure? No Reconnect the connector securely.
CHAPTER 6 TROUBLESHOOTING 6-22 M-10 ROM error / D-RAM error / NV-RAM error Possible cause Step Check Result Remedy Main PCB 1 Is it possible to print the test page with the method of Subsection 10.1 ‘Test Print Mode’ in this chapter? No Replace the main PCB.
CHAPTER 6 TROUBLESHOOTING 6-23 7. IMAGE DEFECTS 7.1 Image Defect Examples I-2 Dark I-1 Light I-2 Dark I-3 Completely blank I-4 All black I-5 Dirt on back of paper I-6 Black vertical streaks I-6 Black .
CHAPTER 6 TROUBLESHOOTING 6-24 7.2 Troubleshooting Image Defect Several types of the image defects can be cleared by end users. For those defects, instruct the user to check the ‘User Check’ items described in each table . Even if the same image defect appears, the following procedures should be followed in the event of specific image defects.
CHAPTER 6 TROUBLESHOOTING 6-25 I-2 Dark Possible cause Step Check Result Remedy Ground contacts Corona failure (contact failure) 1 Are the charge electrodes between the printer body and the drum unit dirty? Yes Clean both electrodes.
CHAPTER 6 TROUBLESHOOTING 6-26 I-3 Completely blank Possible cause Step Check Result Remedy Ground contacts Developing bias contact failure 1 Are the developing bias contacts between the printer body and drum unit dirty? Yes Clean the electrodes at both sides.
CHAPTER 6 TROUBLESHOOTING 6-27 I-4 All black Possible cause Step Check Result Remedy Ground contacts Corona failure 1 Is the corona wire dirty? Yes Clean the corona wire with the wire cleaner. ➁ 2 Is the corona wire broken? Yes Replace the drum unit.
CHAPTER 6 TROUBLESHOOTING 6-28 I-5 Dirt on the back of paper Possible cause Step Check Result Remedy Fixing unit dirty 1 Is the pressure roller dirty? Is any other area in the printer dirty? Yes Clean the pressure roller referring to the following procedure .
CHAPTER 6 TROUBLESHOOTING 6-29 I-6 Black and blurred vertical streaks Possible cause Step Check Result Remedy Corona failure 1 Is the vertical block streak about 10mm wide? (Check if the wire cleaner is at its home position.) Yes Return the wire cleaner to its home position.
CHAPTER 6 TROUBLESHOOTING 6-30 I-7 Black and blurred horizontal stripes Possible cause Step Check Result Remedy Ground contacts Scratch on the drum 1 Are the horizontal stripes at 94mm (photosensitive drum) intervals? Yes The photosensitive drum was scratched.
CHAPTER 6 TROUBLESHOOTING 6-31 I-9 White vertical streaks Possible cause Step Check Result Remedy Transfer failure 1 Is the transfer roller scratched? Yes Replace the drum unit. Condensation 2 Has condensation occurred inside the printer? Yes Try to print several pages or leave the printer 2 hours to allow it to reach room temperature.
CHAPTER 6 TROUBLESHOOTING 6-32 I-11 Faulty registration Possible cause Step Check Result Remedy Excessive paper load 1 Is the paper loaded in the paper cassette more than 27mm high? Yes Instruct the user to keep paper loads below 27mm in depth.
CHAPTER 6 TROUBLESHOOTING 6-33 I-13 Image distortion Possible cause Step Check Result Remedy Laser unit installation 1 Is the laser unit secured to the frame incorrectly? (Check if there is any play.) Yes Secure the unit correctly and tighten the screws.
CHAPTER 6 TROUBLESHOOTING 6-34 I-15 White spots Possible cause Step Check Result Remedy Drum unit failure 1 Are the white spot at 94mm intervals? Yes 1) If toner or glue remains stuck, wipe it off gently with a cotton swab. (Refer to NOTE in the next page.
CHAPTER 6 TROUBLESHOOTING 6-35 NOTE: Clean the drum unit as follows: (1) Remove the toner cartridge from the drum unit Place the printing samples in front of the drum unit, and find the exact position of the image defect. Fig. 6-7 (2) Turn the drum gear by hand while looking at the surface of the photosensitive drum.
CHAPTER 6 TROUBLESHOOTING 6-36 I-16 Black spots Possible cause Step Check Result Remedy Drum unit 1 Are the spots at 94mm intervals? (The problem is not solved after printing a few pages.) Yes 1) If toner or glue remains stuck, wipe it off gently with a cotton swab.
CHAPTER 6 TROUBLESHOOTING 6-37 I-18 Gray background Possible cause Step Check Result Remedy Print paper 1 Does the paper being used meet the paper specification (weight, etc.). No Recommend to use the specified types of paper. Yes Recommend to change to freshly unpacked paper.
CHAPTER 6 TROUBLESHOOTING 6-38 I-20 Downward fogging of solid black Possible cause Step Check Result Remedy Toner cartridge failure 1 Is the problem solved after replacing the toner cartridge? Yes Replace the toner cartridge.
CHAPTER 6 TROUBLESHOOTING 6-39 I-22 Light rain Possible cause Step Check Result Remedy Drum unit failure 1 Is the problem solved after replacing the drum unit? Yes Replace the drum unit. High-voltage power supply PCB failure 2 Is the problem solved after replacing the high-voltage power supply PCB? Yes Replace the high-voltage power supply PCB.
CHAPTER 6 TROUBLESHOOTING 6-40 I-24 Toner specks User Check (1) Check the paper used meets the recommended paper specifications. A rough surfaced paper may cause the problem. (2) The toner cartridge may be damaged. Install a new toner cartridge. (3) The drum unit may be damaged, or may be nearly at the end of life.
CHAPTER 6 TROUBLESHOOTING 6-41 7.3 Location of Grounding Contacts 7.3.1 Drum unit Fig. 6-10 7.3.2 Printer body & Paper cassette Fig. 6-11 Drum Unit Paper Cassette ➁ Wire cleaner ➂ Charge ➀ P.
CHAPTER 6 TROUBLESHOOTING 6-42 8. INCORRECT PRINTOUT When the data is not printed correctly as it is seen on the PC screen, follow the procedures below in the event of a specific error. P-1 The printer prints unexpectedly or it prints garbage. User Check (1) Check if the printer cable is not too long.
CHAPTER 6 TROUBLESHOOTING 6-43 P-2 Unable to print full pages of a document with the “ PRINT OVERRUN ” message. User Check (1) Press the panel button to print the data remaining in the printer. (2) If this does not clear the error, reduce the complexity of your document or reduce the printer resolution.
CHAPTER 6 TROUBLESHOOTING 6-44 P-4 Headers or footers are not printed out even though they are viewed on PC screen. User Check Most laser printers have a restricted area that cannot be printed on. Usually the first two lines and last two lines of text cannot print (leaving 62 printable lines).
CHAPTER 6 TROUBLESHOOTING 6-45 9 . NETWORK PROBLEM (FOR HL-1270N ONLY) If the error related to network occurs, refer to the following sections; 9.1 Installation Problem If you cannot print over the network, check the following: (1 ) Make sure that the printer is powered on, is on-line and ready to print.
CHAPTER 6 TROUBLESHOOTING 6-46 (3) If you cannot make any of the connections in step (2), check the following: a) Make sure the printer is turned on and on-line. b) Verify that the cabling and network connection are good. If possible, try the print server on a different connection on the network.
CHAPTER 6 TROUBLESHOOTING 6-47 9.3 TCP/IP Troubleshooting If you are using TCP/IP and cannot print to the print server and you have checked the hardware and network as described in the previous steps, then check the following: NOTE: It is always a good idea to try the following in order to eliminate the possibility of setup errors.
CHAPTER 6 TROUBLESHOOTING 6-48 (4) If you are using an AT&T-based UNIX, make sure the printer is enabled (enable printer , where printer is the name of the local print queue). (5) Make sure that the lpr/lpd remote line printer service are running on the host computer (refer to your host computer documentation for information on how to do this).
CHAPTER 6 TROUBLESHOOTING 6-49 9.7 Windows 95/98 (or later) Peer to Peer (HP JetAdmin Compatible Method) Troubleshooting If you are having trouble printing on a Windows 95/98 (or later) Peer to Peer n.
CHAPTER 6 TROUBLESHOOTING 6-50 9.10 Novell Netware Troubleshooting If you cannot print from NetWare and you have checked the hardware and network as described in the previous steps, first verify that .
CHAPTER 6 TROUBLESHOOTING 6-51 (5) Verify that you have selected the correct AppleTalk zone. Because the print server gets its zone information from router broadcasts, it may not be in the zone you expect, and will therefore not show up in the Chooser.
CHAPTER 6 TROUBLESHOOTING 6-52 10. INSPECTION MODE 10.1 Test Print Mode The printer incorporates various test print modes. Select the test mode you want to use following the steps below; (1) Turn off the power switch of the printer and check that the front cover is closed.
CHAPTER 6 TROUBLESHOOTING 6-53 <Sending the print file from the DOS box> (1) Download the PRN file for your language from the Printer Utility DB of Lotus Notes.
CHAPTER 6 TROUBLESHOOTING 6-54 Factory inspection mode The factory inspection mode is used to check if the sensors in the printer are functioning correctly.
CHAPTER 6 TROUBLESHOOTING 6-55 Paper eject sensor ON (Paper is detected.) Drum LED ON OFF (No paper is detected.) Drum LED OFF Lower paper cassette registration sensor ON (No lower paper cassette is installed. / Paper is detected.) Ready LED ON (HL-1250/1270N only) OFF (The lower paper cassette is installed.
CHAPTER 6 TROUBLESHOOTING 6-56 (8) Close the front cover. (9) Continue to press the control panel button. ✒ Check that the Data LED stays OFF. (10) Release the panel button. (11) If all the sensors except the toner sensor are correct, the printer goes back to the Ready status.
APPENDIX A-1 APPENDIX 1. SERIAL NO. DESCRIPTIONS The descriptions below show how to understand the meanings of the numbers printed on the labels or bag of the printer and printer parts.
APPENDIX A-2 (4) Toner cartridge...... imprinted on the aluminum bag 9 F 3 0 J ......... printed on the bar code label attached on the toner cartridge E 9 0 0 1 0 2 F 9 9 6 0 0 1 9 9 (5) Laser unit ............. on the laser unit 2 1 0 0 1 YEAR MONTH DATE FACTORY ID NO.
APPENDIX A-3 APPENDIX 2. DIAMETER / CIRCUMFERENCE OF ROLLERS The diameter and circumference of each roller are listed below; No. Parts Name Diameter (Circumference) 1 Paper Feed Roller φ 14.0 mm (44.0 mm) 2 Transfer Roller φ 15.20 mm (47.7 mm) 3 Photosensitive Drum φ 29.
APPENDIX A-4 APPENDIX 3. PRINT SPEEDS WITH VARIOUS SETTINGS Print speed of the HL-1240/1250/1270N printers is up to 12 ppm when loading A4 or Letter size paper from the paper cassette in the Regular mode.
APPENDIX A-5 APPENDIX 4. HOW TO KNOW DRUM UNIT LIFE & PAGE COUNTER If you want to know the drum unit life or the number of printed pages, you should print out the Print Configuration page for the HL-1240/1250/1270N printer, or print out the Test Print page for the HL-1030.
APPENDIX A-6 NOTE: The descriptions printed in Print Configuration vary depending on the printer models or countries. 2. Test Print (for HL-1030 only) (1) Turn on the power switch of the printer while pressing the printer control panel button. (2) Release the panel button when the Drum LED comes on.
APPENDIX A-7 3. How to Read the Drum Unit Life The drum unit life is shown by the bar at the bottom of Print Configuration or Test Print as follows; • It initially indicates 100% and gradually decreases. • It indicates 0% when the Drum LED is on. • It stays at 0% even if further printing is done.
APPENDIX A-8 4. How to Read the Page Counter The page counter is shown at the right upper corner in Print Configuration (HL- 1240/1250/1270N), or at the bottom center in Test Print (HL-1030). It is also shown in the upper line on the right below the drum life bar and indicates the number of printed pages in units of 1 and 1,000.
APPENDIX A-9 5. How to Read the Maintenance Information The maintenance information such as the frequency of consumable parts replacement or paper jam can be found from the 17-digit number shown in the lower line on the right below the drum unit life bar.
APPENDIX A-10 If the printer is connected to a parallel port, you can take the following steps; (1) Open the Maintenance Information utility, then select ‘Get the Information’ in the menu. (2) Select the LPT port you are using and click the OK button.
APPENDIX A-11 APPENDIX 5. HOW TO USE THE SELF-DIAGNOSTICS TOOLS Three self-diagnostics tools below are automatically installed when the printer driver is installed; 1) Troubleshooting for Printer won’t print 2) Diagnostics 3) Printer Information The following sections describe the details on each tool.
APPENDIX A-12 2. Diagnostics This tool helps you to report your PC environment to investigate the cause of problem such as ‘Printer won’t print’ or ‘Printer prints garbage or incorrect fonts’.
APPENDIX A-13 (3) If you click the OK button in Step 2, the dialog box below appears. Fig. A-12 (4) Check the result that the printer reported and click the A , B or C button depending on the result. (5) The created log file is shown on the PC screen.
APPENDIX A-14 3. Printer Information The drum unit life or page counter is printed on Print Configuration (HL-1240/1250/1270N) or Test Print (HL-1030) in some countries as described in APPENDIX 4 ‘HOW TO KNOW DRUM UNIT LIFE & PAGE COUNTER’ .
APPENDIX A-15 APPENDIX 6. NVRAM DEFAULT VALUE The default values for the main items to be set in NVRAM are as follows; Items Descriptions Timing of Drum LED ON 16,000 page (Counted from the drum unit life.) Development switching timing The developing bias is switched from 475V to 375V when 3,000 pages are printed.
APPENDIX A-16 APPENDIX 7. PAPER CASSETTE INFORMATION (FOR EUROPE ONLY) The A4 size paper cassette fitted to the printer is different from the service manual information for printers shipped to Europe as follows:- (1) The paper cassette supplied with the HL- 1030/1240/1250/1270N printer has a plastic rib on the paper tray cover.
Appendix 8. Connection Diagram, HL-1030/1240 A - 17 THERMISTOR HALOGEN HEATER LAMP LVPS POWER SW INLET AC INPUT CN1 CN101 PARALLEL I/F MAIN PCB HVPS LASER UNIT USB I/F P10 P3 P4 POLYGON MOTOR LASER T/.
Appendix 9. Connection Diagram, HL-1250 A - 18 LVPS POWER SW INLET AC INPUT CN1 CN101 PARALLEL I/F MAIN PCB HVPS LASER UNIT USB I/F P10 P3 P4 POLYGON MOTOR LASER T/R CHG GRID DEV CN1 SOLENOID TONER SE.
Appendix 10. Connection Diagram, HL-1270N A - 19 LVPS POWER SW INLET AC INPUT CN1 CN101 PARALLEL I/F MAIN PCB HVPS LASER UNIT USB I/F P10 P3 P4 POLYGON MOTOR LASER T/R CHG GRID DEV CN1 SOLENOID TONER .
CODE UK4352000 B512040CIR (1/2) A - 20 NAME Appendix 11. Main PCB Circuit Diagram, HL-1030/1240 (1/2).
Appendix 12. Main PCB Circuit Diagram, HL-1030/1240 (2/2) CODE UK4352000 B512040CIR (2/2) A - 21 NAME.
Appendix 13. Main PCB Circuit Diagram, HL-1250/1270N (1/5) CODE UK4361000 B512049CIR (1/5) A - 22 NAME.
Appendix 14. Main PCB Circuit Diagram, HL-1250/1270N (2/5) CODE UK4361000 B512049CIR (2/5) A - 23 NAME.
CODE UK4361000 B512049CIR A - 24 NAME Appendix 15. Main PCB Circuit Diagram, HL-1250/1270N (3/5).
CODE UK4361000 B512049CIR (4/5) A - 25 NAME Appendix 16. Main PCB Circuit Diagram, HL-1250/1270N (4/5).
CODE UK4361000 B512049CIR (5/5) A - 26 NAME Appendix 17. Main PCB Circuit Diagram, HL-1250/1270N (5/5).
Appendix 18A. Engine PCB Circuit Diagram (OLD) CODE UK4444000 B512059CIR A - 27 NAME.
Appendix 18B. Engine PCB Circuit Diagram (NEW) CODE UK4444000 B512059CIR A - 28 NAME.
Appendix 19. Network Board Circuit Diagram, HL-1270N CODE LJ8107000 B512058CIR A - 29 NAME.
Low-voltage PS Circuit (110 - 120V) A - 30 NAME Appendix 20. Low-voltage Power Supply PCB Circuit Diagram (110 - 120V) + + + + + + R1 F2 D12 D13 C5 C8 R5 D4 R11 C12 R13 R12 R9 R17 C302 C101 C206 D104 .
Low-voltage PS Circuit (220 - 240V) A - 31 NAME Appendix 21. Low-voltage Power Supply PCB Circuit Diagram (220 - 240V) + + + + + + R1 F2 D12 D13 C5 C8 R5 D4 R11 C12 R13 R12 R9 R17 C302 C101 C206 D104 .
High-voltage PS Circuit A - 32 NAME Appendix 22A. High-voltage Power Supply PCB Circuit Diagram (OLD) 2 1 5 4 6 3 7 TRANSFB TRANSCH2 TRANSFF TRANSCH1 R81 R90 R92 Q83 R89 R108 IC81 Q81 B102 Q29 R27 R26.
High-voltage PS Circuit A - 33 NAME Appendix 22B. High-voltage Power Supply PCB Circuit Diagram (NEW) 2 1 8 5 4 6 3 7 TRANSFB TRANSCH2 TRANSFF TRANSCH1 R81 R90 R92 Q83 R89 R108 IC81 Q81 B102 Q29 R27 R.
APPENDIX A-34 APPENDIX 23. DIFFERENCES BETWEEN OLD & NEW VERSIONS OF HVPS & ENGINE PCB The high-voltage power supply PCB and engine PCB have been upgraded since the production in the middle of September, 1999 in order to improve print quality.
INDEX i INDEX 1 10/100Base TX port ................................ 2-17 3 3 patterns print mode .............................. 6-53 4 4% density pattern print mode ................. 6-53 A AC cord ................................ ....................
INDEX ii electrical terminal cleaning................................ .................. 5-6 emulation ............................................1-2, 1-6 engine interface ................................ ....... 3-17 E n g i n e I n t e r f a c e E rr o r .
INDEX iii L LAN Server ................................ .............. 6-48 Laser BD Malfunction ......................... 6-5, 6-7 laser unit ................................ .................. 4-15 LED................................ ...............
INDEX iv paper cassette ................. 1-4, 2-10, 4-4, A-16 capacity ................................ ................ 1-10 paper cassette cover ................................. 4-5 paper feed roller ................... 3-21, 3-23, 4-39 paper indicator .
INDEX v T TCP/IP ................................ ..................... 6-47 temperature ............................................... 1-7 test page ................................ .................... 2-5 test print mode ..........................
INDEX vi.
R Brother Laser Printer PARTS REFERENCE LIST MODEL: HL-1030/1240/1250/1270N Read this list thoroughly before maintenance wor k. Keep this list in a conv enient place for quick and eas y reference at all times .
NOTE FOR USING THIS PARTS REFERENCE LIST 1. In the case of ordering par ts, it needs mentioning the following items: (1) Code (2) Q'ty (3) Descri ption (4) Symbol ( PCB No., Revis ion , and Parts location mounted on the PCB.) Note : No orders w ithout Parts Code or Tool No.
CONTENTS 1. FRAME / DRIVE UNIT .......................................................................... 1 2. LASER UNIT ......................................................................................... 1 3. PAPER FEEDER .....................
1. FRAME / DRIVE UNIT REF.NO. CODE Q'TY DESCRIPTION SYMBOL REMARK 1 UL9311001 1 MAIN MOTOR ASSY 2 087320616 4 TAPTITE, CUP S M3X6 3 LJ4069001 1 SOLENOID ASSY 4 000300415 1 SCREW, BIND M3X4 5 LJ44.
MODEL HL-1030/1240/1250/1270/1270N 84U-Z04/Z01/Z02/Z05/Z03-010 1. FRAME / DRIVE UNIT 2. LASER UNIT - 2 - MODEL HL-1030/1240/1250/1270/1270N 84U-Z04/Z01/Z02/Z05/Z03-020 2 2 2 1 3 17 4 1 14 6 9 11 5 11 11 11 12 13 2 10 7 16 8 15 10 2 PR2001023 T/I NO .
3. PAPER FEEDER REF.NO. CODE Q'TY DESCRIPTION REMARK 1 UL9060001 1 PAPER FEED ROLLER ASSY 2 UL9066001 1 PAPER PICK-UP ROLLER ASSY 3 UL9071001 1 TR ELECTRODE HELICAL SPRING A 3 LJ4499001 1 TR ELEC.
3. PAPER FEEDER - 4 - MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-045/047 PR2000130 T/I NO. PR2000051 / PR2000108 / PR2000130 2 3 1 4 5 6 8 7.
4. FIXING UNIT REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LJ4164001 1 FIXING UNIT, 115V (SP) 1 LJ4168001 1 FIXING UNIT, 230V (SP) 1 LJ4718001 1 FIXING UNIT, 230V LEG (SP) 1-1 UL8902001 1 THERMISTOR A.
4. FIXING UNIT - 6 - MODEL HL-1030/1240/1250/1270/1270N 84U-Z04/Z01/Z02/Z05/Z03-045/047 T/I NO. PR2000029 / PR2000057 1-10 1-11 1-6 1-7 1-7 2 1-6 1-6 1-7 1-7 1-6 3 1-10 1 1-1 1-9 1-8 1-2 1-9 1-8 1-12 .
5-1. PAPER CASSETTE, LGL REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LE1162001 1 PAPER TRAY ASSY, LGL (SP) 1-1 LJ4537001 1 PRESSURE PLATE ASSY, LGL 1-2 UL9077001 2 PRESSURE PLATE SPRING 1-3 UL9078001 1 SIDE GUIDE L 1-4 UL9079001 1 SIDE GUIDE R 1-5 U73515001 2 TAPTITE, CUP B M2.
5-3. PAPER CASSETTE, PB REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LJ4639001 1 PAPER TRAY ASSY 3 (SP) 1-1 UL9074001 1 PRESSURE PLATE ASSY, A4 1-2 LJ4621001 2 PRESSURE PLATE SPRING 340 1-3 UL9078001 1 SIDE GUIDE L 1-4 UL9079001 1 SIDE GUIDE R 1-5 U73515001 2 TAPTITE, CUP B M2.
5. PAPER CASSETTE - 8 - MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-045/047 1-14 1-17 1-2 1 1-10 1-2 1-1 1-18 1-20 1-19 1-8 1-23 1-5 1-7 1-9 1-6 1-13 1-4 1-11 1-16 1-21 1-15 1-22 1-12 1-3 T/I NO .
6. COVERS REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LJ4122001 1 MAIN COVER ASSY 2 UL9122001 4 PINCH ROLLER ASSY 3 UL9125001 4 PINCH ROLLER SPRING 4 UL9126001 1 REAR COVER 5 UL9127001 1 REAR COVER SP.
6. COVERS MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-060 - 10 - 7 17 15 1 12 12 12 16 9 11 11 8 6 2 5 10 13 18 4 3 3 2 12 14 T/I NO . PR2000066 / PR2000075 / PR2000108 / PR2000129.
7. MAIN PCB REF.NO. CODE Q'TY DESCRIPTION SYMBOL REMARK 1 LJ8239001 1 MAIN PCB ASSY, HL-1030 (SP) B512040-450D 1 LJ8066001 1 MAIN PCB ASSY, HL-1240 (SP) B512040-410F 1 LJ8067001 1 MAIN PCB ASSY, .
7.MAIN PCB MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-101/103 - 12 - HL-1030 1 1-1 HL-1250 1 1-1 1-1 HL-1270/1270N 1 HL-1240 1 1-1 T/I NO . PR99165 / PR2000124.
8. ENGINE PCB REF.NO. CODE Q'TY DESCRIPTION SYMBOL REMARK 1 LJ4178001 1 ENGINE PCB ASSY A, 1240 (SP) B512059-101D 1 LJ8157001 1 ENGINE PCB ASSY B, 1030/1240 (SP) B512075-121D 1 LJ4222001 1 ENGINE.
MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-151 8. ENGINE PCB 9. LOW-VOLTAGE POWER SUPPLY PCB - 14 - MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-200/201 1 T/I NO .
10. HIGH-VOLTAGE POWER SUPPLY PCB REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LJ4176001 1 HIGH-VOLTAGE PS ASSY A (SP) 1 LJ8156001 1 HIGH-VOLTAGE PS ASSY B (SP) 2 085411215 4 SCREW BIND B TITE M4X12 MODEL HL-1030/1240/1250/1270/1270N 84U-Z04/Z01/Z02/Z05/Z03-220 T/I NO.
MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-220 10. HIGH VOLTAGE POWER SUPPLY PCB 11. AC CORD - 16 - MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-23 0 1A 1B 1C 1D 1E 1F 1G 1H 1I 1J 1K 2 1 2 T/I NO.
12. ACCESSORIES REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LJ8161001 1 PR DRIVER DISK ASSY 1, HL-1030 1 LJ8162001 1 PR DRIVER DISK ASSY 2, HL-1030 1 UK4387001 1 PR DRIVER DISK ASSY 1, HL-1240 1 UK439.
12. ACCESSORIES MODEL HL-1030/1240/1250/1270/1270N 84U-Z04/Z01/Z02/Z05/Z03-920 - 18 - T/I NO . PR99165 / PR2000022 / PR2000024 / PR2000055 7 8 3 4 5 1 6 2.
13. PACKING MATERIALS REF.NO. CODE Q'TY DESCRIPTION REMARK 1 LL0125001 1 CARTON, HL-1030 EU 1 LL0124001 1 CARTON, HL-1030 CAN 1 UE0818001 1 CARTON, HL-1240 US 1 UE0822001 1 CARTON, HL-1240 CAN 1 .
MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03-930 13. PACKING MATERIALS 14. NETWORK BOARD - 20 - MODEL HL-1270N 84U-Z03-150 1 2 2 3 4 1 1-1 1-1 T/I NO.
- 21 - 15. ADJUSTING TOOL PRT-402 TOOL NO. TOOL NAME REMARK PRT-402 TORX SCREW DRIVER MODEL HL-1030/1240/1250/1270N 84U-Z04/Z01/Z02/Z03 PRT-001f PR T -001f MOL YK O TE PG-662 ADD T/I NO.
Een belangrijk punt na aankoop van elk apparaat Brother 1240 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Brother 1240 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Brother 1240 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Brother 1240 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Brother 1240 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Brother 1240 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Brother 1240 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Brother 1240 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
