Installation Manual
H3C S9500 Series Routing Switches
Table of Contents
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Table of Contents
Chapter 5 Troubleshooting and Maintaining the Switch........................................................... 5-1
5.1 Troubleshooting the Switch ............................................................................................... 5-1
5.1.1 Troubleshooting the Console Terminal ................................................................... 5-1
5.1.2 Troubleshooting the PSU ........................................................................................ 5-2
5.1.3 Troubleshooting the Fan Tray(s)............................................................................. 5-2
5.1.4 Troubleshooting LPUs............................................................................................. 5-3
5.2 Hardware Maintenance...................................................................................................... 5-4
5.2.1 Replacing a PSU ..................................................................................................... 5-4
5.2.2 Replacing and Cleaning the PSU Air Filter ............................................................. 5-6
5.2.3 Replacing and Cleaning the Chassis Air Filter........................................................ 5-8
5.2.4 Replacing and Installing a Card .............................................................................. 5-9
5.2.5 Replacing the Fan Tray......................................................................................... 5-10
5.3 Software Upgrade ............................................................................................................ 5-13
5.3.1 Recommended Upgrade Procedure ..................................................................... 5-13
5.3.2 Local Loading through Boot Menu ........................................................................ 5-14
5.3.3 Local or Remote Loading through CLI .................................................................. 5-23
5.3.4 Troubleshooting Software Upgrade ...................................................................... 5-25
5.3.5 Password Loss ...................................................................................................... 5-25