Manuals / 3Com / Computer Equipment / Switch

3Com 3C16894 4-slot Chassis, 3C16895 7-slot Chassis manual Enter 3 in the download program menu

Models: 3C16894 4-slot Chassis 3C16897 8-slot DC Chassis 3C16895 7-slot Chassis 3C16896 8 slot AC Chassis

1 80

Download 80 pages 5.46 Kb

Page 61

Upgrading Software 61

packet. If the check fails, negative characters are sent and the sending program sends the packet again.

1Enter 1 in the BOOT Menu and press Enter. The system accesses the download application file menu:

1.Set TFTP protocol parameter

2.Set FTP protocol parameter

3.Set XMODEM protocol parameter

0.Return to boot menu Enter your choice (0-3):

2Enter 3 in the download program menu.

Enter your choice(0-3): 3

3Press Enter. The system enters the download rate-setting menu:

Please select your download baudrate:

1.9600

2.19200

3.38400

4.57600

5.115200

0.Exit

Enter your choice (0-5):

4Select the appropriate download speed. For example, enter 5 to select a download speed of 115200bps.

5Press Enter. The terminal displays the following information:

Download baudrate is 115200 bps. Please change the terminal’s baudrate to 115200 bps, and select XMODEM protocol.

Press enter key when ready.

6Change the baud rate set at the configuration terminal, so that the baud rate is consistent with the selected download baud rate of the software.

7Disconnect the terminal and reconnect it.

8Press Enter to start downloading. The terminal displays the following information:

Now please start transfer file with XMODEM protocol.

If you want to exit, Press <Ctrl+X>.

Waiting ... CCCCC

9Select Transfer\Send File from the terminal window.

10Click Browse in the Send file dialog box, shown in Figure 42 and select the application you want to download.

Image 61

3Com 3C16894 4-slot Chassis, 3C16895 7-slot Chassis, 3C16896 8 slot AC Chassis manual Enter 3 in the download program menu

Contents

3C16896 8-slot AC Chassis 3C16897 8-slot DC Chassis 3Com Family Switch 7750 Installation Guide3C16895 7-slot Chassis 3C16894 4-slot Chassis and associated modules 350 Campus Drive 3Com CorporationMarlborough, MA 01752-3064SWITCH 7750 COMPONENTS CONTENTSINSTALLING THE SWITCH CONFIGURING THE SWITCHOBTAINING SUPPORT FOR YOUR SWITCH TROUBLESHOOTINGMAINTAINING SOFTWARE MAINTAINING HARDWAREConventions ABOUT THIS GUIDERelated Documentation6 ABOUT THIS GUIDE Switch Chassis SWITCH 7750 COMPONENTSSwitch Backplane Fabric Module Table 3 Fabric Specifications Table 3 lists Fabric specificationsFigure 3 illustrates the front panel of the Fabric Figure 3 Fabric1000BASE-X-SFP Ports Compact Flash CF PortEthernet Port Console PortReset Button Power LEDsFabric 32 Submodules Module LEDs4-Port 10/100/1000BASE-T Submodule 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP Module 3C168916 I/O Modules12-port 1000BASE-X SFP and 4-port 10/100/1000BASE-T Module 3C186917 Figure 12illustrates the 48-port 10/100BASE-T FE PoE module 48-port 10/100/1000BASE-T PoE Module Table 22 describes the 48-port 10/100/1000BASE-T PoE module LEDs Cables and maximum Table 21 Specifications for the 48-Port 10/100BASE-TX FE ModuleCables are 2 100-ohm Category-5 twisted pairs up to 100 m 300 ft transmission distanceModule Figure 15 Front Panel of the 48-port 48-port 100BASE-X SFP Module Table 26 lists the cables for the 48-port 100BASE-X SFP ports Each 100 Mbps optical port has a green LED, as shown in Figure Figure 18 illustrates the 20-Port 10/100/1000BASE-T Module ModuleTable 30 lists specifications of the 20-port 10/100/1000BASE-T module 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP Module 3C168916 26 CHAPTER 1 SWITCH 7750 COMPONENTS12-port 1000BASE-X SFP and 4-port Figure 24 12-port 1000BASE-X SFP and 4-port 10/100/1000BASE-T Module Table 38 lists the cables for the 1000BASE-X SFP ports Figure 26 8-Port 1000BASE-X GBIC Module Figure 28 illustrates the 8-port 10/100/1000BASE-T GE module ModuleTable 42 describes the LEDs on the 8-port 10/100/1000BASE-T GE module Power Distribution Power ModuleExternal PoE Power SystemFan Assembly Table 46 provides detailed information about features of the Switch Switch 7750 SpecificationsFigure 31 Fan Assembly Table 46 Specifications for the Switch 7750 System36 CHAPTER 1 SWITCH 7750 COMPONENTS Table 46 Specifications for the Switch 7750 System continuedPreparing to Install INSTALLING THE SWITCHGeneral Safety Recommendations Moving the Switch Electrical SafetyLaser Safety Temperature and HumidityElectromagnetic Discharge Static ElectricityLightning Damage Rack Installing the CablingCabinet WorkbenchInstalling a Installing a ModuleSubmodule Ground Wire Connecting theConnecting and Configuring PowerCords Connecting DC Power To connect DC power cords, do the followingFigure 34 Back of the PoE Rack Power CordFigure 35 Front Panel of the PoE Rack Assembly Installing the FanInstalling Cables Connecting Optical Fiber Cables Cables Connecting Electrical Port CablesSC fiber connector MT-RJ fiber connector Installing CablingChecklist Post-installationInstallation Checklist operates correctlyConfiguring the CONFIGURING THE SWITCHSwitch 7750 and a Setting TerminalBaud rate = Databit = Parity check = none Stopbit = 7 Select VT100 in the Emulation dropdown menu 8 Click OK Before powering on the Switch 7750, verify that Booting the SwitchPower cords have been properly connected The voltage of power supply can meet the requirements on the switchPlease check LEDs Booting the Switch 77503Com You can now begin the configuration for the SwitchMAINTAINING SOFTWARE The terminal displays the following information Downloading an Application to Flash Memory Selecting the Application File for the Boot 7 Type Y to run the primary image 60 CHAPTER 4 MAINTAINING SOFTWARE 2 Enter 3 in the download program menu 11 Change the protocol name for the download to Xmodem the 8-slot Chassis Lost PasswordsPress Ctrl+B. The system displays Using the BOOT Menu 66 CHAPTER 4 MAINTAINING SOFTWARE Troubleshooting the TROUBLESHOOTINGConfiguration TroubleshootingModules Troubleshooting the FanTroubleshooting the Table 50 describes power LEDs on the Fabric. continuedMAINTAINING HARDWARE Replacing a Power ModuleModule Module70 CHAPTER 6 MAINTAINING HARDWARE Replacing a Power SupplyAssembly Replacing the FanReplacing I/O Modules To replace an I/O module, you need 72 CHAPTER 6 MAINTAINING HARDWARE to Gain Service OBTAINING SUPPORT FOR YOUR B SWITCHServices Access SoftwareTelephone Technical Contact UsSupport and Repair http//lat.3com.com/br/support/form.html http//lat.3com.com/lat/support/form.htmllatsupportanc@3com.com Telephone Technical Support and Repair76 CHAPTER B OBTAINING SUPPORT FOR YOUR SWITCH Console Cable SWITCH 7750 CABLESAUX Cable This appendix covers the following types of cables and connectorsElectrical Port ConnectorFigure 46 illustrates the RJ-45 connector Figure 46 The RJ-45 ConnectorFigure 47 SC Optical Fiber Connector ConnectorsTable 56 lists RJ-45 MDI-X Port Pin-outs Table 56 RJ-45 MDI-X Port PinoutsFigure 49 illustrates the LC connector Figure 48. illustrates the MT-RJ fiber optic cable connectorFigure 48 The MT-RJ Fiber Connector Figure 49 LC Connector