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Contents
Troubleshooting ······························································································································································i
Troubleshooting the power supply system failure ··········································································································· i
Troubleshooting fan failures ·············································································································································· i
Troubleshooting the configuration system failures ········································································································· ii
No display on the configuration terminal ·············································································································· ii
Garbled characters on the configuration terminal ································································································ ii
No response from the serial port ···························································································································· ii
Troubleshooting user password loss ······························································································································· ii
Symptom ···································································································································································· ii
Solution ····································································································································································· iii
Troubleshooting interface module, cable, and connection failure ·············································································· iii
Restoring the factory settings ·········································································································································· iv
Scenario 1 ································································································································································ iv
Scenario 2 ································································································································································ iv
Scenario 3 ································································································································································ iv
Reset button usage guidelines ································································································································· v
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