Ruijie RG-S6930-2C Hardware Installation And Reference Manual page 8

4 Commissioning ................................................................................................................................ 56
4.1 Setting Up the Configuration Environment .............................................................................. 56
4.2 Powering on the Device ........................................................................................................... 58
4.2.1 Checklist Before Power-on .......................................................................................... 58
4.2.2 Power-on ...................................................................................................................... 58
4.2.3 Checklist Before Power-on .......................................................................................... 58
5 Monitoring and Maintenance ........................................................................................................... 59
5.1 Monitoring ................................................................................................................................ 59
5.1.1 Monitoring the LEDs .................................................................................................... 59
5.1.2 Running the CLI Commands ....................................................................................... 59
5.2 Maintenance ............................................................................................................................ 60
5.2.1 Replacing the Power Module ....................................................................................... 60
5.2.2 Replacing the Fan Module ........................................................................................... 60
5.2.3 Replacing the Lithium Battery ...................................................................................... 60
5.2.4 Replacing the Fuse ...................................................................................................... 61
6 Troubleshooting ............................................................................................................................ 62
6.1 Flowchart.................................................................................................................................. 62
6.2 Common Issues ....................................................................................................................... 63
6.2.1 Forgetting Login Password .......................................................................................... 63
6.2.2 AC Power Module Failure ............................................................................................ 63
6.2.3 Fan Module Not Rotating ............................................................................................. 63
6.2.4 No Output on the Console ........................................................................................... 63
6.2.5 Garbled Output on the Console ................................................................................... 64
6.2.6 Optical Port Linkdown .................................................................................................. 64
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