Gebruiksaanwijzing /service van het product 3C16894 4-slot Chassis van de fabrikant 3Com
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http://www.3com.com/ 3Com Family Switch 7750 Installation Guide 3C16896 8-slot AC Chassis 3C16897 8-slot DC Chassis 3C16895 7-slot Chassis 3C16894 4-slot Chassis and associated modules Part No.
3Com Corporation 350 Campus Drive Marlbor ough, MA 01752-3064 Copyright © 2005, 2007 3Com Corporation. All rights r eserved. No part of this documentation may be repr oduced in any form or b y any means or used to make any derivative work (such as translation, transformation, or adaptation) without wr itten permission fr om 3Com Corporation.
C ONTENTS A BOUT T HIS G UIDE Conventions 5 Related Docum entation 5 S WITCH 7750 C OMPONENTS Switch Chassis 7 Switch Backplane 7 Fabric Module 8 Fabric 32 Submodules 12 I/O Modules 14 Power Module 33.
4 C ONTENTS M AINTAINING S OFTWAR E Upgrading Software 55 Lost Passwords 63 Using the BOO T Menu 63 T ROUBLESHOOTING T r oubleshooting t he Configuration 67 T r oubleshooting Po wer 67 T r oubleshooti.
A BOUT T HIS G UIDE This guide describes the 3Com ® Switch 7750 and how to install hardwar e, configure and boot softwar e, and maintain software and har dware.
6 A BOUT T HIS G UIDE.
1 S WITCH 7750 C OMPONENTS The chapter describes the following Switch 7750 components: ■ Switch Chassis ■ Switch Backplane ■ Fabric Module ■ Fabric 32 Submodules ■ I/O Modules ■ Power Modu.
8 C HAPTER 1: S WITCH 7750 C OMPONENTS Fabric Module There a re thr ee Fabric m odules for the Switch 7750: ■ Fabric 64 (3C16857 or 3C16857R) ■ Fabric 32 (3C16872) ■ PoE Fabric 96 (3C16886) The Fabric 64 and Fabric 32 are not inte rchangeable. Y ou can install the Fabric 32 only in a 4-slot chassis.
Fabric Module 9 5 Fan LEDs 6 Power module LEDs 7 I/O module LEDs Figure 3 illustrates the fr ont panel of the Fabric 32. Figure 3 Fabric 32 1 Submodule sl ot 2 Console port 3 Ethernet port 4 Ethernet port LEDs 5 Fan LEDs 6 Power LEDs 7 I/O module LEDs 8 Reset butto n Ta b l e 3 lists Fabric specifications.
10 C HAPTER 1: S WITCH 7750 C OMPONENTS ■ 4-port 1000BASE-X-GBIC submodule ■ 4-port 10/100/1000BASE-T submodule For more information on these submod ules, see “Fabric 32 Submodules”on page 12 .
Fabric Module 11 Console Port The console port is connected to the configuration terminal usin g an RJ-45 connector . Y ou can use the console port for system debugging, configu ration, maintenance, management, and loading application files.
12 C HAPTER 1: S WITCH 7750 C OMPONENTS Module LEDs The module LEDs show the status of the I/O modules, as described in T able 9. Power LEDs PWR1, PWR2, and PWR3 LEDs show the status of the pow er modules, as described in Ta b l e 10 . Fan LED Fan LEDs show the status of the fan frame, as described in T abl e 11.
Fabric 32 Submodules 13 Figure 4 4-Port 1000BASE-X-GBIC Submodu le Ethernet GBIC port 2 Ethernet GBIC port LED Ta b l e 12 describes the 4-port 1000B ASE-X-GBIC submodule LEDs. Ta b l e 13 lists the specifications for each of the 4-port 1000BASE-X-GBIC submodule.
14 C HAPTER 1: S WITCH 7750 C OMPONENTS Ta b l e 14 describes the 4-port 10/100/1000BASE-T submodule LEDs . Ta b l e 15 lists specifications of the 4-port 10/100/1000BASE-T submod ule. See “Electrical Port Connector” on page 78 for an illustration of the RJ-45 connector and MDI/MDI-X pinout details.
I/O Modules 15 ■ Y ou must select I/O module por t cables th at are compatible with each installed I/O module 48-port 10/100BASE-T FE PoE Module The 48-port 10/100BASE-T FE PoE module provides 48 10.
16 C HAPTER 1: S WITCH 7750 C OMPONENTS 48-port 10/100/1000BASE-T PoE Module The 48-port 10/100/100 0BASE-T PoE modu le provides 48 10/100/1000 Mbps auto-sensing Ether net ports that provide a remote power supply to powered devices. Figure 12illustrates the 48-port 10/1 00/1000BASE-T PoE module.
I/O Modules 17 Ta b l e 22 describes the 48-port 10/ 100/1000BASE- T PoE module LEDs. Ta b l e 23 describes the specifications of the 48-port 10/100/1 000BASE-T PoE module. 48-port 10/100BASE-TX FE Module The 48-port 10/100BASE-TX FE module prov ides 48 10/100 Mbps auto-sensing Ethernet electrical ports.
18 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 11 illustrates the front panel and LE Ds of the 48-port 10/100BASE-TX FE module. Figure 11 Fr ont Panel of the 48-Port 10/100BASE-TX FE module 1 Ethernet port 2 Ethernet port LED Each 100 Mbps Ethern et port has a green LED, indicating LINK/ACTIVE status.
I/O Modules 19 48-port 10/100/1000BASE-T Module The 48-port 10/100/1000 BASE-T module provides 48 10/100/10 00 Mbps auto-sensing Ether net electrical ports. Figure 12 illustrates the 48-port 10/100/1000BASE-T mo dule. Figure 12 48-port 10/100/1000BASE-T Module Figure 13 illustrates the front panel and LEDs of the 48-port 10/100/1000BASE- T module.
20 C HAPTER 1: S WITCH 7750 C OMPONENTS 48-port 100BASE-X S FP Module The 48-port 100BASE-X SFP module provid es 48 100 Mbps full-duplex Ethernet optical ports. Figure 14 illustrates the 48-po rt 100BASE-X SFP module. Figure 14 48-port 48-port 100BASE-X SFP Module Figure 15 illustrates the front panel and LE Ds of the 48-port 100BASE-X SFP module.
I/O Modules 21 Ta b l e 26 lists the cables for the 48-port 100BASE-X (SFP) ports 24-port 100BASE-FX MMF FE Module The 24-port 100BASE-FX MMF FE module provides 24 100 Mbps multi-mode Ethernet optical port ser vice channels. Figure 16 illustrates the 24-port 1 00BASE-FX MMF FE module.
22 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 16 24-Port 100BASE-FX MMF FE Module Each 100 Mbps optical port has a green LED, as shown in Figure 17. Figure 17 Fr ont Panel of the 24-Port 100BASE-FX MMF FE Module 1 Ethernet port 2 Ethernet port LED Ta b l e 27 describes the status of the 24-port 100BASE-FX MMF FE module LEDs.
I/O Modules 23 20-Port 10/100/1000BASE-T Module The 20-Port 10/100/1000BASE-T modu le provides 20 10/100/1000BASE-T auto-sensing Ether net ports. Figure 18 illustrates the 20-Port 10/100/1000B ASE-T Module. Figure 18 20-Port 10/100/1000BASE-T Mod ule Figure 19 illustrates the front panel of the 20-port 10/100/1000BASE-T module.
24 C HAPTER 1: S WITCH 7750 C OMPONENTS Ta b l e 30 lists specifications of the 20-port 10/100/1000 BASE-T module. 20-Port 1000BASE- X-SFP Module The 20-port 1000BASE-X- SFP module provides 20 1000 BASE-X fu ll duplex ports and uses an SFP cable. Figure 20 illustrates the 20-po rt 1000BASE-X-SFP module.
I/O Modules 25 1 Ethernet port 2 Ethernet port LED Ta b l e 31 describes the 20-port 1000BASE-X-SFP module LEDs. Ta b l e 32 lists specifications of th e 20-port 1000 BASE-X-SFP module.
26 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 23 Fr ont Panel of the 12-port 10/100/10 00BASE-T and 4-port 1 000BASE-X SFP Module 1 Ethernet port 2 Ethernet port LED 3 SFP port 4 SFP LED Ta b l e 31 describes the 12-port 10/100/100 0BASE-T and 4-port 1000B ASE-X SFP module LEDs.
I/O Modules 27 Ta b l e 35 lists the cables for the 1000BASE-X (SFP) por ts. 12-port 1000BASE-X SFP and 4-port 10/100/1000BASE-T Module The 12-port 1000BASE-X SFP and 4-port 10/100/10 00BASE-T module provides 12 1000BASE-X SFP ports and 4 10/100/1000BASE-X SFP ports.
28 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 24 12-port 1000BASE-X SFP and 4-por t 10/100/1000BASE- T Module Figure 25 illustrates the front panel of the 12-port 1000BA SE-X SFP module.
I/O Modules 29 Ta b l e 38 lists the cables for the 1000BASE-X SFP port s. Number of ports 16 Transmission rate 1000 Mbps full duplex (optical/electrical) 10/100 Mbps half-/full-duplex (electrical) Cable and maximum transmission distance Category-5 twisted pair with maximum transmission distance of 100 m (328 ft) Compliance IEEE 802.
30 C HAPTER 1: S WITCH 7750 C OMPONENTS 8-port 1000BASE-X GBIC Module The 8-port 1000BASE-X GBIC module provides 8 external GBIC module ports. A GBIC module is used for each data receiving/transmitting cha nnel. The follo wing modules are available: ■ 3CGBIC91 ■ 3CGBIC92 ■ 3CGBIC97 Figure 26 illustrates the 8-port 1 000BASE-X GBIC module.
I/O Modules 31 Ta b l e 39 describes the 8-Port 1000BASE-X GBIC module LEDs. The cables for each of the supported 8GBIC modules are described inT able 40.
32 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 28 8-Port 10/100/1000BASE-T GE Module Each port on the 8-port 10/1 00/1000BASE-T GE module has 2 LEDs, as shown in Figure 29 . Figure 29 Fr ont Panel of the 8-Port 10/100/1000BASE-T GE Module 1 Ethernet port 2 Ethernet port LEDs Ta b l e 42 describes the LEDs on the 8- port 10/100/1000BASE-T GE module.
Power Module 33 Power Module Only one AC power module is requir ed for the 4-slot chassis, although two power module slots are pr ovided to implement N+1 redundancy . The 7-slot and 8-slot chass is provides th r ee power module slots to implement N+1 redundancy .
34 C HAPTER 1: S WITCH 7750 C OMPONENTS Figure 30 Switch 7750 PoE Power Supply The Switch 7750 supports PoE extern al input power up to 2400 W . Ta b l e 45 describes the capabilities of the Switch 7750 PoE power module.
Switch 7750 Sp ecificatio ns 35 Figure 31 Fan Assembly Switch 7750 Specifications Ta b l e 46 pr ovides detailed information about features of the Switch 7750. Ta b l e 46 Specifications for the Switch 7750 System Item 4-Slot Chassis 7-Slot Chassis 8-Slot Chassis Dimensions (W x H x D) 436 x 352.
36 C HAPTER 1: S WITCH 7750 C OMPONENTS Input voltage AC: 100 V to 240 V, 50 to 60 Hz AC: 100 V to 240 V, 50 to 60 Hz DC: -48 V to -60 V PoE input voltage -46 V to -55 V; 55.
2 I NSTALLING T HE S WITCH 7750 The following sections describe how to prepare and install the components of the Switch 7750: ■ Preparing to Install ■ General Site Requirements ■ Installation Ch.
38 C HAPTER 2: I NSTALLING T HE S WITCH 7750 ■ During the installation, wear an antistatic wrist strap and antistatic gloves. See “Static Electricity” on page 39 for additional information on preventing static. WARNING: Follow local safety regulations when performing any operation with the Switch 7750.
Installation Checklist 39 Static Electricity T o prevent damage caused by t he static electricity , ensure that: ■ The equipment is grounded ■ The equipment room is dust-proof ■ Adequate temperature and humid ity conditions are maintained. ■ The operator wears an antistatic wr ist strap while ha ndlin g the modu le.
40 C HAPTER 2: I NSTALLING T HE S WITCH 7750 ■ T ools ■ Phillips screwdriver ■ Flat-head screwdriver ■ Antistatic wrist strap ■ Cables ■ Console cable ■ AUX cable ■ Power cord and chas.
Installing a Module 41 Installing a Module T o install a module: 1 Wear an antistatic wrist strap. 2 Remove the blanking plate from the chassis slot and save it for future use. 3 Hold the ejector levers of the module with both han ds and push them outward.
42 C HAPTER 2: I NSTALLING T HE S WITCH 7750 Connecting the Ground Wir e T o connect the ground wir e: 1 Wear an antistatic wrist strap. 2 Remove the screw fr om the grounding hole in the switch chassis. 3 Set the ground wir e connector around the gr ounding screw .
Connecting and Configuring Power 43 Connecting DC Power Cords T o connect DC power cords, do the following: 1 Power off all the r elated parts of the switch when connecting the DC power cord. 2 Loosen the mounting screw and remove the cover of t he connection terminals on the DC power distributio n box.
44 C HAPTER 2: I NSTALLING T HE S WITCH 7750 Connecting the PoE Power Cord Follow these steps to con nect the power cord from the PoE rack: 1 Loosen the mounting screw of the PoE term inal block on the rear panel of the switch.
Installing the Fan Assembly 45 Installing the Fan Assembly T o install the fan: 1 Wear an antistatic wrist strap. 2 Remove the fan frame from the pack. 3 Hold the ejector levers on the fan frame w ith both hands and push th em outward. 4 Align the fan with the guides in the cha ssis and slide it gently into the slot.
46 C HAPTER 2: I NSTALLING T HE S WITCH 7750 Connecting Module Cables This section describes how to conn ect electrical and optical cables. Connecting Electrical Port Cables The 48-port 10/1 00BASE-T module a nd 8-port 10/1 00/1000BASE-T module requir e a RJ-45 connector and category-5 twisted pair cable.
Installing Cabling 47 CAUTION: When connecting an SC fiber connector , the switch TX must be connected to the RX of the device on the network, and the switch RX must be connected to the TX of the device on the network. MT -RJ fiber connector The 24-port 100BASE-FX MMF FE module requir es an MT -RJ optical fiber connector .
48 C HAPTER 2: I NSTALLING T HE S WITCH 7750 Follow the parameters defined in T ab le 48 for binding cables with ties. Post-installation Checklist After you install your switch , use the checklist in T able 49 to verify that you r switch operates correctly .
3 C ONFIGURING THE S WITCH 7750 The following sections of this chap ter describe how to configure and boot the Switch 7750: ■ Configuring the Switch 7750 and a Local T erminal ■ Setting T e rminal.
50 C HAPTER 3: C ONFIGURING THE S WITCH 7750 Figure 37 Connection Description Dialog Box 2 Enter the name of t he new connection in the Name field and click OK . The dialog box, shown in Figure 38 displays. Select the serial port to be used from the Connect using dropdown menu.
Setting Terminal Parameters 51 Figure 39 COM1 Pr operties Dialog Box 4 Click OK . The HyperT erminal dialogue b ox displays, as shown in Figur e 40 . Figure 40 HyperT erminal Window 5 Select Properties . 6 In the Properties dialog box, select the Settings tab, shown in Figure 41 .
52 C HAPTER 3: C ONFIGURING THE S WITCH 7750 Figure 41 Settings T ab Booting the Switch 7750 Before powering on the Switch 7750, verify that: ■ Power cords have been pr operly connected. ■ The voltage of power supply can me et the r equirements on the switch.
Booting the Switch 77 50 53 Powering up and Booting T urn on the po wer for the Switch 775 0 and run the B ootROM program. The terminal displays the following infor mation: Starting.
54 C HAPTER 3: C ONFIGURING THE S WITCH 7750 The display of these messages indica tes the completion o f the switc h auto-booting. Press Enter and th e terminal screen displays: <3Com> Y ou can now begin the co nfiguration for the Switch 7750.
4 M AINTAINING S OFTWAR E This chapter covers the following topics: ■ Upgrading Sof tware ■ Lost Passwords ■ Using the BOOT Menu Upgrading Software The following sections describe how to upgrade.
56 C HAPTER 4: M AINTAINING S OFTWARE Privilege note: 0-VISIT, 1-MONITOR , 2-SYSTEM, 3-MANAGE <SW7750> ftp 10.10.110.1 Trying ... Press CTRL+K to abort Connected. 220 3Com 3CDaemon FTP Server Versi on 2.0 User(none): anonymous 331 User name ok, need password Password: xxxxxxx 230 User logged in [ftp] bin 200 Type set to I.
Upgrading Software 57 FAB96 self testing...................................... .... SDRAM Data lines Selftest.............. ...................OK! SDRAM Address lines Selftest........... ...................OK! SDRAM fast selftest......................
58 C HAPTER 4: M AINTAINING S OFTWARE Selecting the Application File for the Boot If the Switch 7750 primary image fails be cause o f a CRC error or a file format error , you can conf igure the system to fi nd the backup image you select t o boot from.
Upgrading Software 59 The file you selected is SW7750-V300R-. app, are you sure? Yes or No(Y/N) y On reboot,SW7750-V300R-.app will become the default appl ication file to boot! 7 Ty p e Y to run the primary image: Do you want to run snec400.
60 C HAPTER 4: M AINTAINING S OFTWARE Assert at file: 'vfs_flsh.c', Line : 4549 There are 3 files in this package SRPU app file error! backup boot f ile is corrupted! Select a file to boot from! the num is 1 the num is 2 File SW7750-V300RE-8016.
Upgrading Software 61 packet. If the check fails, negat ive characters are sent and the sending program sends the packet again. 1 Enter 1 in the BOOT Menu and press Enter . The system accesses the download application file menu: 1. Set TFTP protocol parameter 2.
62 C HAPTER 4: M AINTAINING S OFTWARE Figure 42 Send File dialog box 11 Change the protocol name for the download to Xmodem . 12 Click Send . The dialog box shown in Figu re 43 displays. Figure 43 Xmodem File Send Dialog Box 13 After the download is complete, the system interface is shown, as follows: Loading .
Lost Passwords 63 A TF TP Server program is shipped on the CDROM with the Switch 7750. Before you upgrade: ■ V erify that there is a connection bet w een the TF TP server and the Switch 7750 (use the ping command.
64 C HAPTER 4: M AINTAINING S OFTWARE Starting...... RAMLine.....OK System is booting................. .... ********************** ******************** * * * Switch 7750 BOOTROM , Version 516 * * * **.
Using the BOOT Menu 65 CAUTION: While using the switch, please keep in mind the modi fied BOOTROM password..
66 C HAPTER 4: M AINTAINING S OFTWARE.
5 T R OUBLESHOOTING This chapter covers the following topics: ■ T r oubleshooting the Config uration ■ T r oubleshooting Power ■ T r oubleshooting the Fan ■ T r oubleshooting the Mo dules The simplest way to diagnose a fault is to check the system status LEDs on the Fabric modules.
68 C HAPTER 5: T ROUBLESHOOTING Ta b l e 50 describes power LEDs on the Fabric. (continued) T roubleshooting the Fan If the fan OK LED is off, check that: ■ The fan has been installed in the corr ect position for normal communication with the backplane.
6 M AINTAINING H AR DWAR E This chapter covers the following topics: ■ Replacing a Power Module ■ Replacing a Power Supply ■ Replacing I/O Modules ■ Replacing th e Fan Assembly The procedures in this chapter should be performed by traine d ser vice personnel only .
70 C HAPTER 6: M AINTAINING H ARDWARE 6 Connect the power cords to separate AC power sour ces on separat e power grid s or to a UPS/backup power system.
Replacing I/O Modules 71 Replacing I/O Modules T o replace an I/O module, you need: ■ An antistatic wrist strap ■ A Screwdriver T o remove a module: 1 Remove all the cables from the module to be removed.
72 C HAPTER 6: M AINTAINING H ARDWARE WARNING: If the fan fails, replace it with a new one without delay before operating the Switch 7750. Failure to do so will cause the switch to overheat.
B O BTAINING S UPPORT FOR YOUR S WITCH Register Y our Product to Gain Service Benefits T o take advantage of warranty and other se rvice benefits, you must first register your product at http://eSupport.3com.com/ . 3Com eSupport services ar e based on accounts that you create or have author ization to access.
74 C HAPTER B: O BTAINING S UPPORT FO R YOUR S WITCH Software Upgrades ar e the software releases that follow the software version included with your original product. In order to access upgrades and r elated documentation you must first pu rchase a service contract from 3Com or your res e l le r .
Telephone Technical Support and Repair 75 Europe, Middle East, and Africa T e lephone T echnical Support and Repair From anywhere in these regions, call: +44 (0)1442 435529 From the following countrie.
76 C HAPTER B: O BTAINING S UPPORT FO R YOUR S WITCH.
A S WITCH 7750 C ABLES This appendix covers the following types of cables and connectors: ■ Console Cable ■ AUX Cable ■ Electrical Port Connector ■ Optical Fiber Cable Connectors Console Cable Figure 44 illustrates the consol e cable and connectors.
78 A PPENDIX A: S WITCH 7750 C ABLES Figure 45 The AUX Cable Ta b l e 54 lists the AUX cable pin-outs. Electrical Port Connector Figure 46 illustrates the RJ-45 connector .
Optical Fiber Cable Connectors 79 Tx = Send data Rx = Receive da ta BI = I-directional data. Ta b l e 56 lists RJ-45 MDI-X Port Pin-outs. Optical Fiber Cable Connectors Figure 47 illustrates the SC optical fiber cable connector .
80 A PPENDIX A: S WITCH 7750 C ABLES Figure 48. illustrates the MT -RJ fi ber optic cable connector . Figure 48 The MT -RJ Fiber Connector Figure 49 illustrates the LC connector .
Een belangrijk punt na aankoop van elk apparaat 3Com 3C16894 4-slot Chassis (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 3Com 3C16894 4-slot Chassis 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 3Com 3C16894 4-slot Chassis vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding 3Com 3C16894 4-slot Chassis leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over 3Com 3C16894 4-slot Chassis krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van 3Com 3C16894 4-slot Chassis 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 3Com 3C16894 4-slot Chassis kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met 3Com 3C16894 4-slot Chassis . 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.
