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3Com NETBuilder II Installing Instruction

3Com NETBuilder II Installing Instruction

Installing bridge/router for ezbuilt systems and base chassis
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http://www.3com.com/
Part No. 09-0492-003
Published May 1997
Installing the NETBuilder II
Bridge/Router
For EZBuilt systems and base chassis
®

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  • Page 1 Installing the NETBuilder II ® Bridge/Router ® For EZBuilt systems and base chassis http://www.3com.com/ Part No. 09-0492-003 Published May 1997...
  • Page 2 If in doubt, advice should be sought from a competent telecom safety engineer. Users must ensure that the power drawn by the 3Com NETBuilder II HSSI module (as described in Appendix A) together with any auxiliary apparatus, lies within the rating of the host power supply.
  • Page 3 financial responsibility for correcting any harmful interference. Modifications Modifications or changes made to this device, and not approved by 3Com, may void the authority granted by the FCC, or other such agency, to operate this equipment. Shielded Cables...
  • Page 4 EN 55022 — Limits and methods of measurement of radio interference characteristics of information technology equipment. EN 50082-1 — Electromagnetic compatibility — generic immunity standard part 1: residential, commercial, and light industry. A Declaration of Conformity detailing the above standards has been made and is on file at 3Com Corporation.

  • Page 5: Table Of Contents

    ONTENTS BOUT UIDE Conventions NETB II 4-S UILDER RIDGE OUTER Installing the 4-Slot Chassis Unpacking Your Chassis Verifying Electrical Requirements Installing the Flash Memory Drive (Base Chassis with CEC 20 Only) Installing the DPE or CEC 20 Module (Base Chassis Only) Installing I/O Modules Mounting the 4-Slot Chassis Installing on a Tabletop...
  • Page 6 Mounting the 8-Slot Chassis Installing on a Tabletop Installing in a Rack Attaching a PC, Terminal, or Modem Connecting the Power Cord Installing the Cable Strain-Relief Bracket Chassis Description Front Panel LCD and LCD Control Panel POWER and STATUS LEDs Back Panel Floppy Disk Drive Backplane...
  • Page 7 8-Slot Chassis Extended Chassis EMC C ONFORMANCE Chassis Main Processor and I/O Modules Exceptions NETBuilder II EMC Configuration Exceptions ECHNICAL UPPORT Online Technical Services World Wide Web Site 3Com Bulletin Board Service Access by Analog Modem Access by Digital Modem...
  • Page 8 viii...

  • Page 9: About This Guide

    BOUT UIDE This guide dexcribes how to install and maintain the NETBuilder II ® bridge/router. This system is available as a 4-Slot, 8-Slot, or 8-Slot Extended chassis. This guide is written for network equipment installers or network managers Audience Description responsible for installing and using network hardware and managing the attached networks.
  • Page 10 BOUT UIDE...

  • Page 11: Netb Uilder Ii 4-Slot Bridge /Router

    Engine (DPE) module or the Communications Engine Card (CEC) 20 module), and the software preloaded on an installed PC flash memory card. The NETBuilder II chassis with a CEC 20 module has the flash memory card installed in the internal flash memory drive. The chassis also has a floppy disk drive.

  • Page 12: Verifying Electrical Requirements

    The DPE module has integrated flash memory drives. Installing the DPE or The DPE or CEC 20 module is the main processor for the NETBuilder II CEC 20 Module bridge/router. If you have the base chassis, you must install either module. In (Base Chassis Only) the EZBuilt system, the main processor is already installed.

  • Page 13: Installing In A Rack

    Installing the 4-Slot Chassis Installing in a Rack Your chassis comes with a rack-mount kit, which consists of two brackets, 10 pan-head screws, and four locking nuts. This kit allows you to mount the chassis in a 19-inch, 2- or 4-pole rack. Make sure the kit contains all of these parts.

  • Page 14: Attaching A Pc, Terminal, Or Modem

    1: NETB II 4-S HAPTER UILDER RIDGE OUTER Attaching a PC, Attaching a PC, terminal, or modem to your main processor module allows you Terminal, or Modem to perform the following tasks: Modify firmware parameters. Configure the bridge/router software. Review startup and system operation messages. Some of the messages displayed by the terminal are more detailed than the information displayed on the LCD.
  • Page 15 Installing the 4-Slot Chassis To terminal To CONSOLE port 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25-pin male or female connector 9-pin female connector Name Abbr Pin Abbr Name Receive Data Transmit Data Transmit Data Receive Data...

  • Page 16: Connecting The Power Cord

    X-on/X-off 4 Turn on the PC, terminal, or modem. Connecting A power cord is supplied with all NETBuilder II chassis. If the power cord does the Power Cord not match your requirements, contact your network supplier for assistance. The AC power switch is marked according to international I/O convention: When you press the I side, the switch is on;...

  • Page 17: Chassis Description

    Cable strain-relief bracket Figure 1-7 Routing Cables through the Strain-Relief Bracket on the 4-Slot Chassis Chassis Description This section describes the basic hardware and accessories of the NETBuilder II 4-Slot chassis. Front Panel The front panel of the 4-Slot chassis includes: A 2-line, 24-character alphanumeric LCD and an LCD control panel.

  • Page 18: Power And Status Leds

    All unused I/O slots require the filler panels to maintain proper cooling of the unit and regulatory compliance. Failure to cover open slots can result in overheating of the NETBuilder II system and will invalidate the warranty. Floppy Disk Drive The 4-Slot chassis includes a 3.5 inch, 135 tracks per inch (TPI), 4 MB floppy...

  • Page 19: Power Supply Module

    Chassis Description Figure 1-10 shows the location of the backplane, connectors, and power supply in the 4-Slot chassis. Backplane Connectors Power supply Figure 1-10 4-Slot Chassis Backplane and Connectors Power Supply Module The power supply module (see Figure 1-10) consists of the power supply, two fans, and a switch/fuseholder/receptacle assembly.

  • Page 20: Maintenance And Repair

    Observe ESD guidelines whenever handling modules. Keep the area around the NETBuilder II system clean. Avoid accumulated dust, especially around the air intake vents. If the system fails, an immediate memory dump may help diagnose the problem.
  • Page 21 Maintenance and Repair 1-11 4 Disconnect the cables that connect the power supply to the backplane and to the floppy disk drive, and remove the chassis screw as shown in Figure 1-11. Front panel Disk drive Backplane Disconnect power supply cable connection to disk drive.

  • Page 22: Replacing A Fuse

    1-12 1: NETB II 4-S HAPTER UILDER RIDGE OUTER Replacing a Fuse This section explains how to replace the fuse located in the power supply module in your 4-Slot chassis. A single fuse mounted in a removable cartridge is located inside the AC power switch/fuseholder/receptacle assembly on the rear of the chassis.

  • Page 23: Replacing A Floppy Disk Drive

    Maintenance and Repair 1-13 4 Pull the plastic retainer on the fuseholder cartridge out toward you and slide the fuse clip insert out of the cartridge. Fuse Figure 1-14 Removing the Fuse Clip Insert from the Cartridge 5 Pry the spent fuse from the fuse clip using the screwdriver. 6 Replace the old fuse with a new 4 A, 250 V, fast-blow fuse, 5 mm by 20 mm in size.
  • Page 24 1-14 1: NETB II 4-S HAPTER UILDER RIDGE OUTER 4 Remove the front panel. a From inside the chassis, remove the two screws from the panel. b Gently tip the panel forward. c Lift the panel out of the hinges at the bottom of the chassis. Front panel Inside front of chassis Screws...

  • Page 25: Replacing The Backplane

    Maintenance and Repair 1-15 8 Reinstall the bracket containing the new floppy disk drive in the chassis. a The two keyhole slots in the bottom of the bracket align with two locking pins on the bottom of the chassis. Slip the wide part of the keyhole slots over the pins.
  • Page 26 1-16 1: NETB II 4-S HAPTER UILDER RIDGE OUTER 6 Disconnect the display board ribbon cable and floppy disk drive ribbon cable from connectors on top of the backplane. Press down on the handles on the cable connectors to release the cables. Rear panel Disconnect Disconnect floppy disk...

  • Page 27: Replacing The Display Board

    Maintenance and Repair 1-17 Replacing the To replace the display board in the 4-Slot chassis, follow these steps. You will Display Board need a #1 Phillips screwdriver. 1 Turn off the system and unplug the power cord from the outlet and power supply.
  • Page 28 1-18 1: NETB II 4-S HAPTER UILDER RIDGE OUTER 10 Reinstall the cover. a Position the cover slightly behind the front of the chassis. b Lower the cover and slide it toward the front of the chassis so that it engages the front panel.

  • Page 29: Netb Uilder Ii 8-Slot Bridge /Router

    Engine (DPE) module or the Communications Engine Card (CEC) 20 module), and the software preloaded on an installed PC flash memory card. The NETBuilder II chassis with a CEC 20 module has the flash memory card installed in the internal flash memory drive. The chassis also has a floppy disk drive.

  • Page 30: Verifying Electrical Requirements

    The DPE module has integrated flash memory drives. Installing the DPE or The DPE or CEC 20 module is the main processor for the NETBuilder II CEC 20 Module bridge/router. If you have the base chassis, you must install either module. In (Base Chassis Only) the EZBuilt system, the main processor is already installed.

  • Page 31: Installing In A Rack

    CAUTION: Using fewer than three screws on each side of the NETBuilder II chassis to secure the rack-mount brackets may result in bracket failure and damage that will invalidate the warranty.

  • Page 32: Attaching A Pc, Terminal, Or Modem

    2: NETB II 8-S HAPTER UILDER RIDGE OUTER Attaching a PC, Attaching a PC, terminal, or modem to your main processor module allows you Terminal, or Modem to perform the following tasks: Modify firmware parameters. Configure the bridge/router software. Review startup and system operation messages. Some of the messages displayed by the terminal are more detailed than the information displayed on the LCD.
  • Page 33 Installing the 8-Slot Chassis To terminal To CONSOLE port 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25-pin male or female connector 9-pin female connector Name Abbr Pin Abbr Name Receive Data Transmit Data Transmit Data Receive Data...

  • Page 34: Connecting The Power Cord

    X-on/X-off 4 Turn on the PC, terminal, or modem. Connecting the A power cord is supplied with all NETBuilder II chassis. If the power cord does Power Cord not match your requirements, contact your network supplier for assistance. The AC power switch is marked according to international I/O convention: When you press the I side, the switch is on;...

  • Page 35: Installing The Cable Strain-Relief Bracket

    Installing the 8-Slot Chassis Installing the Cable The cable strain-relief bracket is a wire-form metal bracket. This bracket Strain-Relief Bracket is not necessary for systems mounted on a tabletop, but it is recommended for rack-mounted systems. To install the cable strain-relief bracket on an 8-Slot chassis, follow these steps (no tools are needed): 1 Secure the bracket to the rear of the system.

  • Page 36: Chassis Description

    HAPTER UILDER RIDGE OUTER Chassis Description This section describes the basic hardware and accessories of the NETBuilder II 8-Slot chassis. Front Panel The front panel of the 8-Slot chassis includes: A 2-line, 24-character alphanumeric LCD and an LCD control panel.

  • Page 37: Back Panel

    All unused I/O slots require the filler panels to maintain proper cooling of the unit and regulatory compliance. Failure to cover open slots can result in overheating of the NETBuilder II system and will invalidate the warranty. Floppy Disk Drive The 8-Slot chassis includes a 3.5 inch, 135 tracks per inch (TPI), 4 MB floppy...

  • Page 38: Power Supply Module

    2-10 2: NETB II 8-S HAPTER UILDER RIDGE OUTER Backplane Connectors Power supply Figure 2-10 8-Slot Chassis Backplane and Connectors Power Supply Module The power supply module (see Figure 2-10) consists of the power supply, a fan, and a switch/fuseholder/receptacle assembly. The autoranging power supply automatically adjusts the supply voltage to the chassis for 115 and 230 VAC operation.

  • Page 39: Maintenance And Repair

    Observe ESD guidelines whenever handling modules. Keep the area around the NETBuilder II system clean. Avoid accumulated dust, especially around the air intake vents. If the system fails, an immediate memory dump may help diagnose the problem.

  • Page 40: Replacing A Fuse

    2-12 2: NETB II 8-S HAPTER UILDER RIDGE OUTER Replacing a Fuse This section explains how to replace the fuse located in the power supply module in your 8-Slot chassis. A single fuse mounted in a removable cartridge is located inside the AC power switch/fuseholder/receptacle assembly on the rear of the 8-Slot chassis.
  • Page 41 Maintenance and Repair 2-13 4 Open the sliding door in the front panel that covers the floppy disk drive. 5 Remove the floppy disk drive from the chassis. A bracket encloses the floppy disk drive and is secured to the front of the chassis by two retaining screws.

  • Page 42: Replacing The Backplane

    2-14 2: NETB II 8-S HAPTER UILDER RIDGE OUTER 9 Reinstall the bracket containing the new floppy disk drive in the chassis. a The three locking pins on the bottom of the bracket align with three keyhole slots on the bottom of the chassis. Slip the pins into the wide part of the keyhole slots.
  • Page 43 Maintenance and Repair 2-15 7 Disconnect the display board ribbon cable, the floppy disk drive ribbon cable, and the floppy disk drive power wiring harness from connectors on top of the backplane. To release the cables, press down on the cable connector handles. Back panel Power supply Backplane...

  • Page 44: Replacing The Display Board

    2-16 2: NETB II 8-S HAPTER UILDER RIDGE OUTER Replacing the Display To replace the display board in the 8-Slot chassis, follow these steps. You will Board need a #1 Phillips screwdriver. 1 Turn off the system and unplug the power cord from the outlet and power supply.
  • Page 45 Maintenance and Repair 2-17 7 Remove the display board. a Remove the five screws that secure the display board to the front of the chassis. b Gently pull the board away from the front panel and disconnect the ribbon cable from the connector on the board. c Remove the shroud behind the display board.
  • Page 46 2-18 2: NETB II 8-S HAPTER UILDER RIDGE OUTER...

  • Page 47: Netb Uilder Ii 8-Slot Extended Bridge /Router

    Engine (DPE) module or the Communications Engine Card (CEC) 20 module), and the software preloaded on an installed PC flash memory card. The NETBuilder II chassis with a CEC 20 module has the flash memory card installed in the internal flash memory drive. The chassis also has a floppy disk drive.

  • Page 48: Verifying Electrical Requirements

    The DPE module has integrated flash memory drives. Installing the DPE or The DPE or CEC 20 module is the main processor for the NETBuilder II CEC 20 Module bridge/router. If you have the base chassis, you must install either module. The (Base Chassis Only) EZBuilt system has the main processor already installed.

  • Page 49: Installing In A Rack

    Installing the Extended Chassis When installing your Extended chassis on a tabletop, make sure there is adequate space on the right side and back of the unit for ventilation. Allow adequate space between back of unit and wall for ventilation. Feet installed (two front and two rear) Figure 3-2 Installing an Extended Chassis on a Tabletop...

  • Page 50: Attaching A Pc, Terminal, Or Modem

    3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER To install your Extended chassis in a rack, follow the steps in Figure 3-3. Install the brackets to the sides of the chassis Select the holes on the rack that you will be using and with the screws provided.
  • Page 51 Installing the Extended Chassis To PC serial port To CONSOLE port 9-pin female connector 9-pin female connector Name Abbr Abbr Name Receive Data Transmit Data Transmit Data Receive Data Carrier Detect Request to Send Clear to Send Request to Send Clear to Send Carrier Detect Signal Ground...

  • Page 52: Connecting The Power Cord

    3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER To modem To CONSOLE port 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 25-pin male connector 9-pin female connector Name Abbr Abbr Name Transmit Data Receive Data...
  • Page 53 Installing the Extended Chassis Before you can connect the power cord, you must remove the vertical front panel. Figure 3-7 shows how to remove the panel and Figure 3-8 shows how to install the power cord. Pull panel out and up to Grasp the top sides release the tabs at the bottom.

  • Page 54: Installing The Cable Strain-Relief Brackets

    Figure 3-9 Installing the Cable Strain-Relief Brackets on the Extended Chassis. Chassis Description This section describes the basic hardware and accessories of the NETBuilder II Extended chassis. Front Panel The Extended chassis front panel includes: A 2-line, 24-character alphanumeric LCD.

  • Page 55: Lcd And Lcd Control Panel

    ATTENTION. The menu is displayed on the LCD. For (CEC 20 only) complete information on the Diagnostic Main Menu, refer to the NETBuilder II CEC 20 Module Installation Guide. The DPE module does not support the...

  • Page 56: Leds

    All unused I/O slots require the filler panels to maintain proper cooling of the unit and regulatory compliance. Failure to cover open slots can result in overheating of the NETBuilder II system and will invalidate the warranty. Figure 3-11 shows the position and numbering sequence of the Extended...

  • Page 57: Floppy Disk Drive

    Chassis Description 3-11 NETBuilder II ® Figure 3-11 Extended Chassis I/O Module Slot Numbering Sequence Floppy Disk Drive The Extended chassis includes a 3.5 inch, 135 tracks per inch (TPI), 4 MB floppy disk drive that supports 1.4 MB and 2.8 MB DOS-formatted floppies. The drive is located behind the access door on the front panel.

  • Page 58: Fan Assemblies

    Observe ESD guidelines whenever handling modules. Keep the area around the NETBuilder II system clean. Avoid accumulated dust, especially around the air intake vents. If the system fails, an immediate memory dump may help diagnose the...

  • Page 59: Replacing The Power Supply

    Maintenance and Repair 3-13 Replacing The Extended chassis comes with one power supply. A second power supply can the Power Supply be installed as a backup. To replace the original power supply in your chassis, follow the steps in Figure 3-12 and Figure 3-13. CAUTION: The following procedure is provided only for qualified service personnel.

  • Page 60: Installing A Second Power Supply

    3-14 3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER Spring-loaded plunger Insert new power supply while disengaging plunger. Tighten captive screw. Reinstall power cord and front panel. Figure 3-13 Inserting a New Power Supply in the Extended Chassis Installing a Second Power Supply To install a second power supply in the Extended chassis, follow the steps in Figure 3-14, Figure 3-15, and Figure 3-16.
  • Page 61 Maintenance and Repair 3-15 Loosen retaining screws on filler panel and remove panel. Spring-loaded plunger Filler panel Disengage plunger and slide power supply into chassis. Press firmly to engage connectors. Tighten captive retaining screw. Figure 3-15 Installing a Second Power Supply in the Extended Chassis Secure cord behind strain-relief washer.

  • Page 62: Replacing A Floppy Disk Drive

    3-16 3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER Replacing a To replace the floppy disk drive in your Extended chassis, follow these steps: Floppy Disk Drive 1 Make sure the power switch is off (O is pressed down). 2 Remove the vertical front panel.

  • Page 63: Replacing The Backplane

    Maintenance and Repair 3-17 Replacing the Backplane To replace the backplane in the Extended chassis, follow these steps: CAUTION: The following procedure is provided only for qualified service personnel. There are no user serviceable parts inside the backplane. 1 Disconnect all power cords from the power supplies and power outlets. 2 Remove the main processor module, all I/O modules, the front panel, floppy disk drive, flash memory drive, and power supplies that are installed in the chassis.

  • Page 64: Replacing The Display Board And Assembly

    3-18 3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER Replacing the Display The display assembly on the Extended chassis consists of a display board and an Board and Assembly extended board that connects to the backplane. You can replace either the display board, or the entire display assembly.

  • Page 65: Replacing The Fan Assemblies

    Maintenance and Repair 3-19 Replacing the Fan To replace the fan assemblies in an Extended chassis, follow the steps in Assemblies Figure 3-22. It is not necessary to turn off the power to replace a fan assembly. Loosen captive screw and pull Grasp corners of front panel and pull forward to release ball studs.
  • Page 66 3-20 3: NETB II 8-S HAPTER UILDER XTENDED RIDGE OUTER...

  • Page 67: Ummary And

    LCD displays startup and status messages. The LCD control panel allows you to reset your LCD control panel NETBuilder II system and, for the CEC 20 module, access the Diagnostic Main menu. (For complete information on the Diagnostic Main menu, refer to the NETBuilder II CEC Module Installation Guide.) Front panel LEDs Allow you to monitor the power and operational status of the system.

  • Page 68: 4-Slot Chassis

    4-Slot Chassis Table A-2, Table A-3, and Table A-4 provide a physical description and electrical and environmental requirements for the NETBuilder II 4-Slot chassis. Table A-5 lists the maximum current consumption for the floppy disk drive. Table A-2 Physical Description of the 4-Slot Chassis ®...

  • Page 69: 8-Slot Chassis

    Specifications To determine the total load on the 4-Slot chassis power supply, add the maximum current consumption of the floppy disk drive, the main processor module, and each installed I/O module. For the maximum current consumption of the main processor module and each installed I/O module, refer to each installation guide.

  • Page 70: Extended Chassis

    A: F PPENDIX EATURE UMMARY AND PECIFICATIONS To determine the total load on the 8-Slot chassis power supply, add the maximum current consumption of the floppy disk drive, the main processor module, and each installed I/O module. For the maximum current consumption of the main processor module and each installed I/O module, refer to each installation guide.
  • Page 71 Specifications Table A-13 Maximum Current Consumption of the Extended Chassis Floppy Disk Drive +5 Volts –5 Volts +12 Volts –12 Volts 0.92 A 0.0 A 0.0 A 0.0 A To determine the total load on the Extended chassis power supply, add the maximum current consumption of the floppy disk drive, the main processor module, and each installed I/O module.
  • Page 72 A: F PPENDIX EATURE UMMARY AND PECIFICATIONS...

  • Page 73: Emc Conformance

    This appendix contains information on how to ensure that your NETBuilder II configuration conforms with EMC requirements. The NETBuilder II platform is modular. A complete system consists of a chassis, a main processor module, and I/O modules. For a complete system to be compliant, each of these components must comply with the rules described in the sections that follow.

  • Page 74: Netbuilder Ii Emc Configuration Exceptions

    B: EMC C PPENDIX ONFORMANCE NETBuilder II EMC Replace this page with the most current version from your NETBuilder II Configuration I/O module packages. If there is no date on your release notes, a higher Exceptions part number indicates a later version.

  • Page 75: C Technical Support

    3Com Corporation’s World Wide Web site as described below. Online Technical 3Com offers worldwide product support 24 hours a day, 7 days a week, Services through the following online systems: World Wide Web site...

  • Page 76: Access By Analog Modem

    56 Kbps. To access 3ComBBS using ISDN, use the following number: 408 654 2703 3ComFacts Automated 3Com Corporation’s interactive fax service, 3ComFacts, provides data sheets, Fax Service technical articles, diagrams, and troubleshooting instructions on 3Com products 24 hours a day, 7 days a week.

  • Page 77: 3Comforum On Compuserve Online Service

    3ComForum on 3ComForum is a CompuServe-based service containing patches, software, CompuServe Online drivers, and technical articles about all 3Com products, as well as a messaging Service section for peer support. To use 3ComForum, you need a CompuServe account. To use 3ComForum: 1 Log on to CompuServe.

  • Page 78: Support From 3Com

    44 161 873 7717 (Manchester) 44 162 889 7000 (Marlow) Returning Products Before you send a product directly to 3Com for repair, you must first obtain a for Repair Return Materials Authorization (RMA) number. Products sent to 3Com without RMA numbers will be returned to the sender unopened, at the sender’s expense.

  • Page 79: Index

    NDEX Numerics 3Com Bulletin Board Service Diagnostic Main menu 1-7, 2-8, 3-9 I/O module display board, replacing hot-swap feature 1-8, 2-9, 3-12, A-1 (3ComBBS) 3Com sales offices 4-Slot chassis 1-17 I/O module slots 3Com URL 8-Slot chassis 2-16 4-Slot chassis...
  • Page 80 1-10, 2-11, 3-12 tabletop installation 4-Slot chassis 8-Slot chassis rack-mount kit Extended chassis 4-Slot chassis technical support 8-Slot chassis 3Com URL Extended chassis bulletin board service rack-mounting fax service 4-Slot chassis network suppliers 8-Slot chassis product repair Extended chassis using CompuServe...
  • Page 81 The repaired or replaced item will be shipped to Customer, at 3Com’s expense, not later than thirty (30) days after receipt of the defective product by 3Com.

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