Installation Manual
H3C S7500E Series Ethernet Switches
Table of Contents
i
Table of Contents
Chapter 7 Troubleshooting .......................................................................................................... 7-1
7.1 Troubleshooting the Configuration System ....................................................................... 7-1
7.1.1 No Display on the Terminal..................................................................................... 7-1
7.1.2 Illegible Characters on the Terminal ....................................................................... 7-2
7.2 Troubleshooting Power Modules ....................................................................................... 7-2
7.2.1 Troubleshooting the PSR320-A and the PSR320-D ............................................... 7-2
7.2.2 Troubleshooting the PSR650-A and the PSR650-D ............................................... 7-2
7.2.3 Troubleshooting PSR1400-A .................................................................................. 7-2
7.2.4 Troubleshooting PSR1400-D .................................................................................. 7-3
7.2.5 Troubleshooting PSR2800-ACV ............................................................................. 7-5
7.3 Troubleshooting Fans ........................................................................................................ 7-5
7.4 Troubleshooting LPUs ....................................................................................................... 7-5