Cisco Systems 4500 Switch User Manual
Contents
1. zx sie H5796 Route Switch Module LEDs The RSM product number WS X5302 LEDs shown in Figure 7 4 are described in Table 7 3 Figure 7 4 RSM WS X5302 LEDs o N A N N y t V V Na we O x A O S X X N o S ss g X V O o Ne a e aa amp DA Oe Qf Q Or a O Oe O O O g ROUTE SWITCH MODULE S I Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide ra E OL 0542 06 Chapter 7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Replacing Hardware Components W Table 7 4 RSM WS X5302 STATUS LED Descriptions LED State Description STATUS Green All the self tests have been passed Red A test other than an individual port test has been failed Orange System boot self test diagnostics running or the module is disabled CPU HALT On Indicates normal RSM operation Off The system detected a processor hardware failure ENABLED On Indicates IP microcode is loaded and the RSM is operational PCMCIA On Indicates PCMCIA devices in slot 0 and 1 are being accessed by the SLOTs 0 and 1 RSM TX Green The port is transmitting a packet LED is lit for approximately 50 ms RX Green The port is receiving a packet LED is lit for approximately 50 ms 1 TX transmit 2 RX receive 3 ms milliseconds Using the Command Line Interface to Check Status The Cisco Catalyst2. Checking Equipment Status 10 100 Mbps Fast Ethernet Switching Module 10 100BaseTX 12 Port LEDs The faceplate of each 10 100 Mbps Fast Ethernet Switching Module Prod WS X5203 contains a module STATUS LED and two LEDs for each switching port The LEDs provide status information for the module and individual Fast Ethernet interface connections The LEDs are described in Table 7 3 and are shown in Figure 7 3 Table 7 3 10 100 Mbps Fast Ethernet Switching Module 10 100BaseTX 12 Port LEDs LED Description STATUS The switch performs a series of self tests and diagnostic tests If it passes all the tests the LED is green If it fails a test other than an individual port test fails the LED is red During system boot or if the module is disabled the LED is orange During self test diagnostics the LED is orange If the module is disabled the LED is orange 100 Mbps If the port is operating at 100 Mbps the LED is green If the port is operating at 10 Mbps the LED is off LINK bottom If the port is operational a signal is detected the LED is green LED If the link has been disabled by software the LED is orange If the link is bad and has been disabled due to a hardware failure the LED flashes orange If no signal is detected the LED is off Figure 7 3 10 100 Mbps Fast Ethernet Switching Module 10 100BaseTX 12 Port LEDs U INg a y O W hn 10 100 Mbps FAST ETHERNET SWITCHING MODULE
3. Troubleshooting Guide P72 O1 0542 06 Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Replacing Hardware Components W A Warning Keep hands and fingers out of the power supply bays High voltage is present on the power backplane when the system is operating Figure 7 11 Handling a DC Power Supply H7805 Step8 Ifthe bay is to remain empty install a blank power supply filler plate Cisco part number 700 00177 01 over the opening and secure it with the mounting screws This protects the inner chassis from dust and prevents accidental contact with live voltage at rear of the bay A Caution Always install a filler plate over an empty power supply bay to protect the inner chassis and connectors from dust or other contamination and to prevent possible contact with the high current levels of those connectors when the chassis is powered on Step9 Reinstall the power supply terminal block cover Installing a DC Input Power Supply Follow these steps to install a DC input power supply Step 1 Verify that power is off to the DC circuit on the power supply you are installing A Warning Before performing any of the following procedures ensure that power is removed from the DC circuit To ensure that all power is OFF locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the OFF position and tape the switch handle of the circuit breaker in th
4. Verify that the appropriate supervisor engine module PS1 and PS2 LEDs are on and green Enter the show system command to display the power supply and system status Removing and Replacing the Chassis Fan Assembly This section describes how to remove and install chassis fan assemblies Use a flat blade screwdriver to perform this procedure Removing the Fan Assembly A Perform the following steps to remove the existing chassis fan assembly Caution Never operate the system if the fan assembly is removed or if it is not functioning properly An overtemperature condition can result in severe equipment damage OL 0542 06 Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide jg Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router amp WE Replacing Hardware Components Note Step 1 Step 2 Step 3 Step 1 Step 2 Step 3 Step 4 The fan assembly is designed to be removed and replaced while the system is operating without presenting an electrical hazard or damage to the system Locate the fan assembly to the left of the card cage see Figure 7 13 Loosen the two captive installation screws by turning them counterclockwise Grasp the fan assembly with both hands and pull it outward joggling it if necessary to unseat it from the backplane Pull it clear of the chassis and place it in a safe location Installing the Fan Assembly Perform the following steps to
5. a hardware failure orange Off No signal is detected Ethernet Switching Module 10BaseT 24 Port LEDs Each switching module Prod WS X5013 contains a STATUS LED When on this LED indicates that the switching module is operational and is powered up It does not necessarily mean that the interface ports are functional or enabled The LEDs on the faceplate of the Ethernet switching module 10BaseT 24 Port are described in Table 7 2 and shown in Figure 7 2 Table 7 2 Ethernet Switching Module 10BaseT 24 Port LED Descriptions LED Description STATUS The switch performs a series of self tests and diagnostic tests If it passes all the tests the status LED is green If it fails any test the status LED is red or orange for a minor fault or if manually disabled Link If the port is operational a signal is detected the LED is green If the link has been disabled by software the LED is orange If the link is bad and has been disabled due to a hardware failure the LED flashes orange If no signal is detected the LED is off Figure 7 2 Ethernet Switching Module 10BaseT 24 Port LEDs OX O 2 ULE OOO OOO 996 OOG OOG ETHERNET SWITCHING MOI i H3043 OL 0542 06 Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide jg Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE
6. install the new fan assembly Hold the fan assembly with the fans facing to the right Place the fan assembly into the front chassis cavity so that it rests on the chassis and then lift the fan assembly up slightly aligning the top and bottom guides Push the fan assembly into the chassis until the captive installation screws meet the chassis Tighten the captive installation screws by turning them clockwise Figure 7 13 Cisco Catalyst 5500 Chassis Fan Assembly Cen rE e 1 em a e a il ee H10647 mi Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Replacing Hardware Components W Checking the Installation Perform the following steps to verify that the new fan assembly is installed correctly Step 1 Listen for the fans you should immediately hear them operating If you do not hear them ensure that the fan assembly is completely inserted in the chassis and that the faceplate is flush with the switch back panel Step2 If after several attempts the fans do not operate or if you experience trouble with the installation for instance if the captive installation screws do not align with the chassis holes contact the Cisco Technical Assistance Center TAC for assistance Refer to the Obtaining Technica
7. 5500 command line interface includes a series of commands that enable you to determine if the MSR is functioning correctly or where problems have occurred Relevant commands for checking status include ping traceroute test snmp trap and show There are more than 100 show commands many of which can be used to check status To learn how to find more information concerning these and other commands refer to the Command Reference Manual that came with the Cisco Catalyst 5500 MSR Replacing Hardware Components This section describes how to perform the following removal and replacement procedures for Cisco Catalyst 5000 series field replaceable units FRUs e Removing the Supervisor Engine page 7 6 e Using Flash Memory PCMCIA Cards Supervisor Engine III page 7 7 e Removing and Replacing the Power Supply page 7 8 e Removing and Replacing the Chassis Fan Assembly page 7 15 For instructions on installing and replacing switching modules refer to the Catalyst 5000 Series Module Installation Guide OL 0542 06 Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide jg Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Replacing Hardware Components Avoiding Problems When Inserting and Removing Modules The ejector levers on the supervisor engine and switching modules align and seat the module connectors in the backplane see Figure 7 5 Failure to use the ejector levers to ins
8. CHAPTER Maintaining the Cisco Catalyst 5500 Multiswitch Router This chapter contains recommended hardware maintenance procedures for the Cisco Catalyst 5500 Multiswitch Routers MSRs which provide an Ethernet backbone for connections between the Cisco Signaling Link Terminals SLTs Cisco Media Gateway Controllers MGCs and Cisco Media Gateways MGWs You can configure several virtual LANs VLANs on the Catalyst 5500s and the route switch modules RSMs provide inter VLAN routing when necessary If your solution includes two Catalyst 5500s they are connected through an Inter Switch Link ISL trunk enabling them to share VLAN data and provide ensured availability This chapter describes hardware maintenance for information on upgrading and maintaining Catalyst 5500 software refer to the Cisco Media Gateway Controller Software Release 7 Installation and Configuration Guide This chapter includes the following sections e Checking Equipment Status page 7 1 e Replacing Hardware Components page 7 5 Checking Equipment Status Check the status of the Cisco Catalyst 5500 using the following methods e Reading the Cisco Catalyst 5500 LEDs e Querying the status using the Catalyst command line interface CLI e Querying the system using CiscoWorks 2000 and Cisco WAN Manager CWM Cisco Catalyst 5500 LEDs LEDs of the Catalyst 5500 may vary depending on which components are installed The LEDs described in this section are facto
9. EZIN Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Replacing Hardware Components Step2 Turn the power switch to the OFF 0 position on the power supply you are removing see Figure 7 9 Step3 Remove the two screws securing the terminal block cover and slide the cover straight off the terminal block see Figure 7 9 Figure 7 9 DC Input Power Supply Front Panels Remove ib gt Terminal gt ee S block D eE e 8 D Ga GONGI Oe gt GS QE Ce CG CG EO J CS SS Remove e 5 SS S 2 mp HD V o 9 Captive screw H8767 Step4 Disconnect the DC input wires from the terminal block Disconnect the ground wire last Step 5 Disconnect the central office CO ground from the CO ground connector Figure 7 10 Figure 7 10 DC Input Power Supply CO Ground ot o feg Ss S os On a O o Z o x E le 290e 2 Se Je CO ground connector location 28649 Step6 Loosen and remove the captive screws on the power supply see Figure 7 9 A Caution Use both hands to remove and install power supplies Step7 Grasp the power supply handle with one hand and place your other hand underneath as you slowly pull the power supply out of the bay see Figure 7 11 Cisco MGC Software Release 7 Operations Maintenance and
10. are removing see Figure 7 7 A Warning Do not touch the power supply when the power cord is connected For systems with a power switch line voltages are present within the power supply even when the power switch is off and the power cord is connected For systems without a power switch line voltages are present within the power supply when the power cord is connected A Caution Failure to turn off the power supply could result in equipment damage Figure 7 7 AC Input Power Supply Front Panels Power connection AC FAN OUTPUT OK OK FAIL O40 Oo H11764 Power switch j Captive screw Step2 Disconnect the power cord from the power source A Warning Before working on a chassis or working near power supplies unplug the power cord on AC units disconnect the power at the circuit breaker on DC units Step3 Disconnect the power cord from the power supply being removed Step4 Using a flat blade screwdriver loosen and remove the captive installation screws see Figure 7 7 A Caution Use both hands to install and remove power supplies Step5 Grasp the power supply handle with one hand and place your other hand underneath to support the bottom of the supply as shown in Figure 7 8 Cisco Catalyst 5000 supply shown Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 goro Chapter7 Maintaining the Cisco Catalyst 5500 M
11. e OFF position A Warning Before working on a chassis or working near power supplies unplug the power cord on AC units disconnect the power at the circuit breaker on DC units Step2 Connect the switch to the CO ground through the CO ground connector shown in Figure 7 10 Remove the adhesive strip covering the CO ground connector on the switch Use the following guidelines when connecting the switch to the CO ground e The ground wire lug must be less than or equal to 0 320 in 8 1 mm to fit within the ground connector Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 EEN Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Replacing Hardware Components Step 3 A e The ground wire must be 10 to 12 AWG Use the larger gauge ground wire when the switch is further away from the ground location Turn the power switch to the OFF 0 position on the power supply you are installing see Figure 7 10 Caution A Use both hands to remove and install power supplies Warning Step 4 Step 5 Step 6 Step7 A Keep hands and fingers out of the power supply bays High voltage is present on the power backplane when the system is operating Grasp the power supply handle with one hand and place your other hand underneath as you slowly insert the power supply into the bay see Figure 7 11 Using a screwdriver tighten the ca
12. e and run Cisco IOS images or to serve as an I O device Occasionally it might be necessary to remove and replace Flash memory cards however removing Flash memory cards is not required and is not recommended after the cards are installed in the slots Supervisor Engine HI has two PCMCIA slots slot 0 bottom and slot 1 top The following procedure is generic and can be used for a Flash memory card in either slot position OL 0542 06 Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide jg Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Replacing Hardware Components amp Note Step 1 Step 2 Step 3 Step 4 You can insert and remove the Flash memory card with the power on Before you install a card verify that the Flash memory card is set with write protection off The write protect switch is located on the front edge of the card when oriented with the printing right side up and the edge connector end away from you See Figure 7 6 Figure 7 6 Locating the Flash Memory Card Write Protection Switch Flash PC card shown with write protection off Flash PC card write protection H2352 Flash PC card Use the following procedure for installing and removing a Flash memory card Face the front panel of the switch and hold the Flash memory card with the connector end of the card toward the slot The connector end of the card is opposite the
13. einstall the supervisor engine you are removing disconnect any network interface cables attached to the module ports Use a screwdriver to loosen the captive installation screws at the left and right sides of the module Grasp the left and right ejector levers and simultaneously pull the left lever to the left and the right lever to the right to release the module from the backplane connector mi Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 Chapter 7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Step 4 Step 5 Step 6 Step 7 A Replacing Hardware Components W Grasp the handle of the module with one hand and place your other hand under the carrier to support and guide the module out of the slot Avoid touching the module Carefully pull the module straight out of the slot keeping your other hand under the carrier to guide it Keep the module at a 90 degree orientation to the backplane Place the removed module on an antistatic mat or antistatic foam If the slot is to remain empty install a module filler plate to keep dust out of the chassis and to maintain proper airflow through the module compartment Caution amp Always install a switching module filler plate in empty switching module slots to maintain the proper flow of cooling air across the modules Note When you remove and replace the supervisor engine the system provides status me
14. end with the write protection switch which is shown in Figure 7 6 Insert the card into the appropriate slot until the card completely seats in the connector at the back of the slot and the eject button pops out toward you Note that the card does not insert all the way into the slot a portion of the card remains outside the slot Do not attempt to force the card past this point To eject a card press the appropriate ejector button until the card is free of the connector at the back of the slot Remove the card from the slot and place it in an antistatic bag Removing and Replacing the Power Supply This section describes the procedure you use to remove and install power supplies for the Cisco Catalyst 5500 switches Use a flat blade screwdriver to perform these procedures e Removing an AC Input Power Supply page 7 9 e Installing an AC Input Power Supply page 7 10 e Removing a DC Input Power Supply page 7 11 e Installing a DC Input Power Supply page 7 13 mi Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Replacing Hardware Components W Removing an AC Input Power Supply Follow these steps to remove an AC input power supply amp Note In systems with redundant power supplies the faulty supply can be replaced while the system is operating Step 1 Turn off the power switch on the power supply you
15. ent is present on the power backplane when the system is operating Grasp the power supply handle with one hand and place your other hand underneath to support the bottom of the supply as shown in Figure 7 11 mi Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Step 3 Step 4 Step 5 Step 6 Step 7 S Replacing Hardware Components W Slide the power supply all the way into the power supply bay Using a flat blade screwdriver tighten the captive installation screws see Figure 7 10 Before connecting the power supply to a power source ensure that all site power and grounding requirements described in the Cisco Media Gateway Controller Hardware Installation Guide have been met Plug the power cord into the power supply Connect the other end of the power cord to an AC power input source Note gt Caution Step 8 Step 9 Step 10 Step 11 Each AC input power supply operating at 120 VAC requires a dedicated 20A service and 20A plug and receptacle It is not acceptable to power the Cisco Catalyst 5500 from a 15A line cord because of the safety ratings under which the Cisco Catalyst 5500 is certified In a system with dual power supplies connect each power supply to a separate input source In case of a power source failure the second source will probably still be available and can main
16. ert the module can disrupt the order in which the pins make contact with the backplane Follow the installation and removal instructions carefully When removing a module use the ejector levers to ensure that the module connector pins disconnect from the backplane properly Any supervisor engine or switching module that is only partially connected to the backplane can disrupt the system Detailed instructions for removing and installing switching modules are described in the Catalyst 5000 Series Module Installation Guide Figure 7 5 Ejector Levers and Captive Installation Screws Supervisor Engine Il Shown Ejector lever Captive installation screws Tools Required Use a flat blade screwdriver to remove any filler blank modules and to tighten the captive installation screws that secure the modules in their slots When you handle modules use an ESD preventive wrist strap or other grounding device to prevent electrostatic discharge ESD damage Removing the Supervisor Engine Step 1 Step 2 Step 3 Before you remove a supervisor engine you should first upload the current configuration to a server This saves time when bringing the module back online You can recover the configuration by downloading it from the server to the nonvolatile memory of the supervisor engine To remove a supervisor engine perform the following steps If you do not plan to immediately r
17. hat all wire connections are secure reinstall the terminal block cover Caution To prevent a short circuit or shock hazard after wiring the DC input power supply reinstall the terminal block cover mi Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router A Replacing Hardware Components W Figure 7 12 DC Input Power Supply Connectors Terminal block Terminal block connectors connectors ineur 14 078 04 y ee Tey g j CS lt gt Ey SI H9325 Power switch Caution Step 11 Step 12 Step 13 In a system with dual power supplies use the modular power cord to connect each power supply to a separate input line In case of a line failure the second source will most likely still be available and can maintain maximum overcurrent protection for each power connection Remove the tape from the circuit breaker switch handle and restore power by moving the circuit breaker switch handle to the on position Turn the power switch to the on position on the power supply Verify power supply operation Verify that the power supply front panel LEDs are in the following states DC OK LED is green FAN OK LED is green OUTPUT FAIL LED is off
18. in the left bay is off or not installed Note The Catalyst 5500 power supply LED is red when no modules are installed PS2 Green The power supply in the right bay is operational Red The power supply in the right bay is not operational is switched off or is not receiving input power Off The power supply in the right bay is off or is not installed Note The Catalyst 5500 power supply LED is red when no modules are installed SWITCH 1 100 If the switch is operational the switch load display indicates as an LOAD approximate percentage the current traffic load over the backplane ACTIVE Green The supervisor engine is operational and active Orange The supervisor engine module is in standby mode Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide 72 E OL 0542 06 Chapter 7 Maintaining the Cisco Catalyst 5500 Multiswitch Router Checking Equipment Status W Table 7 1 Supervisor Engine III and Uplink Module LED Descriptions continued LED State Description SLOT 1 On Supervisor Engine III only The Flash PC Card SLOT 1 and SLOT 0 and LEDs light when their respective slot 1 and slot 0 Flash PC Card devices SLOT 0 are accessed 100 Mbps Green The port is operating at 100 Mbps 1000 Mbps Green The port is operating at 1000 Mbps LINK Green The port is operational Orange The link has been disabled by software Flashing The link is bad and has been disabled due to
19. l Assistance section on page xviii for information on contacting the Cisco TAC Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 EZ Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Replacing Hardware Components Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide P78 E O1 0542 06
20. ptive screws on the power supply see Figure 7 9 Remove the terminal block cover see Figure 7 9 Remove the two screws securing the terminal block cover and slide the cover straight off the terminal block Attach the appropriate lugs to the DC input wires Maximum width of the lugs is 0 300 inch 7 6 mm Suggested lugs are AMP 322985 or 52941 Suggested DC input wires are 10 AWG Caution Step 8 A When stranded wiring is required use approved wiring terminations such as closed loop or spade type with upturned lugs These terminations must be the appropriate size for the wires and clamp both the insulation and conductor Connect the DC input wires to the terminal block If not already done route the DC input power cable through the conduit from your power source through the conduit bracket on the power supply and make a sufficient length of wire available to attach to the three terminal block connections Attach and tighten the conduit to the conduit bracket How this conduit is attached depends on your site its attachment is beyond the scope of this document Caution Step 9 Step 10 A Connect the ground wire first Connect the DC input wires to the terminal block see Figure 7 12 The proper wiring sequence is ground to ground positive to positive line to L and negative to negative neutral to N Note that the ground wire should always be connected first and disconnected last After ensuring t
21. ry default Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06 goa Chapter7 Maintaining the Cisco Catalyst 5500 Multiswitch Router WE Checking Equipment Status Supervisor Engine Module LEDs The front panel of the supervisor engine III product number WS X5530 E3 is shown in Figure 7 1 Figure 7 1 Supervisor Engine III Front Panel Console and Auxiliary ports na amp 82 s of O JPERVISOR ENGINE 111 j Status Reset Switch PCMCIA slots Uplink ports LEDs button Load display o o The LEDs on the supervisor engine front panel indicate the status of the system which includes the supervisor engine the power supplies and the fan assembly Table 7 1 describes LED operation Table 7 1 Supervisor Engine Ill and Uplink Module LED Descriptions LED State Description SYSTEM Green Indicates that a series of self tests and diagnostic tests has been passed STATUS Red System is being booted or is faulty fails a test or module is disabled Orange Fan modules have failed or redundant power supply is installed but not turned on FAN Green The fan is operational Red The fan is not operational PS1 Green Power supply in left bay is operational Red Power supply in left bay is not operational switched off or not receiving power Off Power supply
22. ssages on the console screen The messages are for information only Enter the show system and show module commands to view specific information For additional information refer to the Catalyst 5000 Series Software Configuration Guide and the Catalyst 5000 Series Command Reference Also refer to the Preface for a description of Cisco Connection Online CCO Replacing the Supervisor Engine Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 To replace the supervisor engine perform the following steps Note that the supervisor engine must go in slot 1 and the redundant supervisor engine in slot 2 Remove the module filler plate if any Grasp the handle of the module with one hand and carefully align the module with the slot keeping your other hand under the carrier to support it Keep the module at a 90 degree orientation to the backplane Carefully push the module straight into the slot keeping one hand under the carrier to guide it Avoid touching the module Make sure that the ejector levers are pushed in holding the module to the backplane connector Use a screwdriver to tighten the captive installation screws at the left and right sides of the module Reattach network interface cables to the module ports Using Flash Memory PCMCIA Cards Supervisor Engine IlI The Flash memory PCMCIA card slots on the front panel of Supervisor Engine III are for additional PCMCIA based Flash memory You can use this Flash memory to stor
23. tain maximum overcurrent protection for each power connection Turn the power switch to the ON position on the power supply Verify that power supply operation and the front panel LEDs are in the following states AC OK LED is green FAN OK LED is green OUTPUT FAIL LED is off Verify that the appropriate supervisor engine module PS1 and PS2 LEDs are on green Enter the show system command to display the power supply and system status If the LEDs or show system command indicate a power or other system problem refer to Appendix C Troubleshooting Cisco Catalyst 5500 Multiswitch Routers Signaling for troubleshooting information Removing a DC Input Power Supply Step 1 A Follow these steps to remove a DC input power supply product number WS C5568 Verify that power is off to the DC circuit on the power supply you are removing Warning A Before performing the following procedures ensure that power is removed from the DC circuit To ensure that all power is OFF locate the circuit breaker on the panel board that services the DC circuit switch the circuit breaker to the OFF position and tape the switch handle of the circuit breaker in the OFF position Warning Before working on a chassis or working near power supplies unplug the power cord on AC units disconnect the power at the circuit breaker on DC units Cisco MGC Software Release 7 Operations Maintenance and Troubleshooting Guide OL 0542 06
24. ultiswitch Router WE Replacing Hardware Components A Figure 7 8 Handling an AC Input Power Supply H2751 Warning Step 6 Step7 A Caution Keep your hands and fingers out of the power supply bays High current is present on the power backplane when the system is operating Pull the supply out of the bay and put it aside If the power supply bay is to remain empty install a blank power supply filler plate over the opening secure it with the mounting screws Always install a filler plate over an empty power supply bay not only to protect the inner chassis and connectors from dust or other contamination but to prevent possible contact with the high current levels of those connectors when the chassis is powered on Installing an AC Input Power Supply A Warning Step 1 A Before installing a Cisco Catalyst 5500 AC input power supply read the warning in the Removing an AC Input Power Supply section Follow these steps to install an AC input power supply Turn off the power switch on the power supply you are installing see Figure 7 9 Caution A Failure to turn off the power supply could result in equipment damage Caution A Use both hands to install and remove power supplies The Cisco Catalyst 5500 power supply weighs 22 Ib 9 9 kg Warning Step 2 Keep your hands and fingers out of the power supply bays High curr
Download Pdf Manuals
Related Search