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

4 Commissioning ................................................................................................................................ 46
4.1 Setting Up the Configuration Environment .............................................................................. 46
4.2 Powering on the Device ........................................................................................................... 48
4.2.1 Checklist Before Power-on .......................................................................................... 48
4.2.2 Power-on ...................................................................................................................... 49
4.2.3 Checklist After Power-on ............................................................................................. 49
5 Monitoring and Maintenance ........................................................................................................... 50
5.1 Monitoring ................................................................................................................................ 50
5.1.1 Monitoring the LEDs .................................................................................................... 50
5.1.2 Running the CLI Commands ....................................................................................... 50
5.2 Maintenance ............................................................................................................................ 50
5.2.1 Replacing the Power Module ....................................................................................... 50
5.2.2 Replacing the Fan Module ........................................................................................... 51
5.2.3 Replacing the Lithium Battery ...................................................................................... 51
5.2.4 Replacing the Fuse ...................................................................................................... 51
6 Troubleshooting ............................................................................................................................ 52
6.1 Flowchart.................................................................................................................................. 52
6.2 Common Issues ....................................................................................................................... 53
6.2.1 Forgetting Login Password .......................................................................................... 53
6.2.2 AC Power Module Failure ............................................................................................ 53
6.2.3 Fan Module Not Rotating ............................................................................................. 53
6.2.4 No Output on the Console ........................................................................................... 53
6.2.5 Garbled Output on the Console ................................................................................... 53
6.2.6 Optical Port Linkdown .................................................................................................. 54
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