Gebruiksaanwijzing /service van het product 800TFT van de fabrikant Sierra Wireless
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COLOR MONITOR SyncMaster 800TFT (T oshiba Panel) Manual SER VICE COLOR MONITOR CONTENTS 1. Precautions 2. Product Specifications 3. Disassembly & Reassembly 4. Alignments & Adjustments 5. T roubleshooting 6. Exploded View & Parts List 7. Electrical Parts List 8.
1-1-1 Warnings 1. For continued safety, do not attempt to modify the circuit board. 2. Disconnect the AC power and DC power jack before servicing. 1-1-2 Servicing the LCD Monitor 1. When servicing the LCD Monitor, Disconnect the AC line cord from the AC outlet.
1-2-1 General Servicing Precautions 1. Always unplug the unit’s AC power cord from the AC power source and disconnect the DC power jack before attempting to: (a) remove or reinstall any component or assembly. (b) disconnect PCB plugs or connectors. (c) connect a test component in parallel with an electrolytic capacitor.
2 Product Specifications 2-1 Specifications LCD Panel TFT-LCD panel, RGB vertical stripe, normally white transmissive, 18-Inch viewable, 0.28 mm pixel pitch Scanning Frequency Horizontal : 30 kHz to 81 kHz (Automatic) Vertical : 56 Hz to 85 Hz (~XGA), 76 Hz (SXGA) Display Colors 16.
2 Product Specifications 2-2 SyncMaster 800TFT 2-2 Pin Assignments Sync Type Pin No. 15-Pin D-Sub & 13W3 Signal Cable Connector Separate Composite 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blu.
2 Product Specifications SyncMaster 800TFT 2-3 QR S P O Video Sync Sync Horizontal Vertical CD E P O B A Video Sync Sync Separate Sync 2-3 T iming Chart This section of the service manual describes the timing that the computer industry recognizes as standard for computer-generated video signals.
2 Product Specifications 2-4 SyncMaster 800TFT Memo.
3-1-1 Removing the Stand 1. Remove 4 screws on the Stand. 3-1-2 Main Body Disassembly 1. Remove 4 screws on the Rear Cover. 2. Pull the Rear Cover up and off the monitor. 3. Remove 4 screws on the BRKT-VESA and Remove the BRKT-VESA. 4. Remove 16 screws on the PCB Shield and remove the Shield.
Memo 3 Disassembly and Reassembly 3-2 SyncMaster 800TFT.
SyncMaster 800TFT 4-1 4 Alignments and Adjustments This section of the service manual explains how to use the DDC JIG to adjust the black, red, green, and blue levels of the FPD when you replace the AD Board, and how to update the microprocessor when you change the Panel or Lamp(s).
4-2-1 Main Menu 4-2-1 (a) Service JIG : DV18 4-2-2 Sub Menu 4-2-2 (a) Panel Information No Label Definition No Label Definition 4 Alignments and Adjustments 4-2 SyncMaster 800TFT Monitor On Time Total hours that the monitor has been actively functioning.
4-2-3 Adjustment Procedures Use the following procedures whenever you replace the AD Board, Panel, or one or both of the Lamps. 4-2-3 (a) When Replacing the AD Board 1. Before replacing the AD Board, read all Panel information data by using the Read button on the DDC Control JIG.
1. To display the Service Function OSD, push and hold in for 8 seconds the Left and Right arrow buttons on the front panel of the monitor. 2. If the Panel has been replaced during this servicing, use the Up or Down arrow button on the front panel to highlight the Panel row on the table.
4 Alignments and Adjustments SyncMaster 800TFT 4-5.
SyncMaster 800TFT 5-1 5 T roubleshooting Notes: 1. Before troubleshooting, set up the PC’s display as below. • Resolution: 1280 x 1024 • H-frequency: 64 kHz • V-frequency: 60 Hz 2. If no picture appears, confirm the power cord is correctly connected.
5 Troubleshooting 5-2 SyncMaster 800TFT 5-2 No V ideo Check signal cable and connection. Check TFT-LCD panel and Inverter. Check IC201 and related circuit.
5 Troubleshooting SyncMaster 800TFT 5-3 WA VEFORMS 4 CH1 RMS = 2.20V 5 CH1 RMS = 4.96V 6 CH1 RMS = 4.42V 8 CH1 RMS = 3.24V 9 CH1 RMS = 2.50V 2 CH1 RMS = 3.
5 Troubleshooting 5-4 SyncMaster 800TFT Replace IC404. Yes No There is video but no OSD. 5-3 No OSD While pushing a front control button does any pulse appear at Pin 12 of IC404? WA VEFORMS Does input signal appear at the Pins 2, 5 and 10 of IC404? Check IC405 and related circuit.
SyncMaster 800TFT 6-1 6 Exploded View and Parts List.
6 Exploded View & Parts List 6-2 SyncMaster 800TFT.
6 Exploded View & Parts List SyncMaster 800TFT 6-3.
6 Exploded View & Parts List 6-4 SyncMaster 800TFT Memo.
- BN91-00013X PROCESS-DV18MST(TSB) “DV18MST,DAVINCH(TSB),-,-” C101 2402-000176 “C-AL,SMD” “10uF,20%,16V,GP,TP,4.3x4.3x5.4” C102 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C103 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C104 2402-001044 “C-AL,SMD” “100uF,20%,25V,-,TP,8.
C218 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C219 2402-000176 “C-AL,SMD” “10uF,20%,16V,GP,TP,4.3x4.3x5.4” C222 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C223 2402-000176 “C-AL,SMD” “10uF,20%,16V,GP,TP,4.
C325 2203-005005 “C-CERAMIC,CHIP” “100nF,10%,16V,X7R,TP,1608” C326 2203-005005 “C-CERAMIC,CHIP” “100nF,10%,16V,X7R,TP,1608” C327 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP.
C436 2203-000280 “C-CERAMIC,CHIP” “0.01nF,0.5pF,50V,NP0,TP,1608” C437 2203-000280 “C-CERAMIC,CHIP” “0.01nF,0.5pF,50V,NP0,TP,1608” C438 2203-000280 “C-CERAMIC,CHIP” “0.01nF,0.5pF,50V,NP0,TP,1608” C439 2203-000280 “C-CERAMIC,CHIP” “0.
C609 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C610 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1608” C611 2203-000257 “C-CERAMIC,CHIP” “10nF,10%,50V,X7R,TP,1.
CN102 3711-002050 CONNECTOR-HEADER “BOX,10P,1R,1.25mm,SMD-A,SN” CN301 3711-004070 CONNECTOR-HEADER “BOX,30P,1R,1.25mm,SMD-A,SN” D101 0402-001098 DIODE-RECTIFIER “SK34,40V,3.
FT403 2901-001114 FILTER-EMI SMD “25VDC,2.0ADC,-,100nF,3.2x1.6x1” FT404 2901-001114 FILTER-EMI SMD “25VDC,2.0ADC,-,100nF,3.2x1.6x1” FT406 2901-001114 FILTER-EMI SMD “25VDC,2.0ADC,-,100nF,3.2x1.6x1” FT407 2901-001114 FILTER-EMI SMD “25VDC,2.
L105 2703-001778 INDUCTOR-SMD “3.3UH,20%,3.2X2.5X2.2MM” L107 BN27-20001A COIL-CHOKE L108 2703-001778 INDUCTOR-SMD “3.3UH,20%,3.2X2.5X2.2MM” L109 2703-001334 INDUCTOR-SMD “1.5uH,10%,2x1.25x0.85mm” L110 2703-001334 INDUCTOR-SMD “1.5uH,10%,2x1.
R108 2007-000090 R-CHIP “10Kohm,5%,1/16W,DA,TP,1608” R201 2007-000113 R-CHIP “33ohm,5%,1/16W,DA,TP,1608” R202 2007-000113 R-CHIP “33ohm,5%,1/16W,DA,TP,1608” R203 2007-001167 R-CHIP “75oh.
R311 2007-000071 R-CHIP “22ohm,5%,1/16W,DA,TP,1608” R312 2007-000080 R-CHIP “2Kohm,5%,1/16W,DA,TP,1608” R313 2007-000080 R-CHIP “2Kohm,5%,1/16W,DA,TP,1608” R316 2007-000090 R-CHIP “10Koh.
R519 2007-000074 R-CHIP “100ohm,5%,1/16W,DA,TP,1608” R520 2007-000084 R-CHIP “4.7Kohm,5%,1/16W,DA,TP,1608” R521 2007-000084 R-CHIP “4.7Kohm,5%,1/16W,DA,TP,1608” R522 2007-000084 R-CHIP “4.7Kohm,5%,1/16W,DA,TP,1608” R523 2007-000084 R-CHIP “4.
R606 2007-000084 R-CHIP “4.7Kohm,5%,1/16W,DA,TP,1608” R607 2007-000074 R-CHIP “100ohm,5%,1/16W,DA,TP,1608” R609 2007-000072 R-CHIP “47ohm,5%,1/16W,DA,TP,1608” R610 2007-000072 R-CHIP “47.
RA412 2011-000002 R-NETWORK “22ohm,5%,63mW,L,CHIP,8P,TP” RA413 2011-000002 R-NETWORK “22ohm,5%,63mW,L,CHIP,8P,TP” RA414 2011-000002 R-NETWORK “22ohm,5%,63mW,L,CHIP,8P,TP” RA415 2011-000002.
8 Block Diagram SyncMaster 800TFT 8-1 D'SUB V ideo Switch (IC201) ADC/ Pre-AMP/PLL (IC300) Scaling Engine (IC406) Video1 13W3 Video2 OSD (IC404) Sync Separator (U8) OSD Control OSD Signal R G B D.
8 Block Diagrams 8-2 SyncMaster 800TFT Memo.
SyncMaster 800TFT 9-1 9 Wiring Diagram 1 2 3 4 5 6 7 8 9 12V_BL 12V_BL 12V_BL GND GND BL_ON BL_ON GND BL_CNT BL_CNT NC NC CN103 1 2 3 4 5 6 7 8 9 12V_BL GND GND GND 12V_BL 12V_BL CN1 VDD VDD VDD GND G.
9 Wiring Diagram 9-2 SyncMaster 800TFT Memo.
10-1 SyncMaster 800TFT 10 Schematic Diagrams 10-1 Signal input Part Schematic Diagram 5 6 5 CH1 RMS = 4.96V 6 CH1 RMS = 4.42V.
10 Schematic Diagrams SyncMaster 800TFT 10-2 10-2 Scaler Chip Part Schematic Diagram 11 12 13 2 3 1 4 4 CH1 RMS = 2.20V 2 CH1 RMS = 3.25V 3 CH1 RMS = 3.
10 Schematic Diagrams 10-3 SyncMaster 800TFT 10-3 Power input Part & LCD panel interface part Schematic Diagram.
10 Schematic Diagrams SyncMaster 800TFT 10-4 10-4 Micom Part Schematic Diagram.
10 Schematic Diagrams 10-5 SyncMaster 800TFT 8 7 9 10 10-5 A/D converter Part Schematic Diagram 8 CH1 RMS = 3.24V 7 CH1 RMS = 3.20V 10 CH1 RMS = 3.24V 9 CH1 RMS = 3.
Samsung Electronics Co., Ltd. May 2000 Printed in Korea P/N : BN68-00049R-01.
SyncMaster 800TFT 6-1 6 Exploded View and Parts List.
6 Exploded View & Parts List 6-2 SyncMaster 800TFT.
6 Exploded View & Parts List SyncMaster 800TFT 6-3.
6 Exploded View & Parts List 6-4 SyncMaster 800TFT Memo.
10-1 SyncMaster 800TFT 10 Schematic Diagrams 10-1 Signal input Part Schematic Diagram 5 6 5 CH1 RMS = 4.96V 6 CH1 RMS = 4.42V.
10 Schematic Diagrams SyncMaster 800TFT 10-2 10-2 Scaler Chip Part Schematic Diagram 11 12 13 2 3 1 4 4 CH1 RMS = 2.20V 2 CH1 RMS = 3.25V 3 CH1 RMS = 3.
10 Schematic Diagrams 10-3 SyncMaster 800TFT 10-3 Power input Part & LCD panel interface part Schematic Diagram.
10 Schematic Diagrams SyncMaster 800TFT 10-4 10-4 Micom Part Schematic Diagram.
10 Schematic Diagrams 10-5 SyncMaster 800TFT 8 7 9 10 10-5 A/D converter Part Schematic Diagram 8 CH1 RMS = 3.24V 7 CH1 RMS = 3.20V 10 CH1 RMS = 3.24V 9 CH1 RMS = 3.
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