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5
Maintenance and troubleshooting
Power supply failure
Symptom
The power supply status LED on the front panel of the switch or the LEDs on the power supply
indicate that the power supply is not operating correctly.
•
To identify the operating status of a power supply on the non-PoE switches of the S5560S-EI or
S5130S-HI series, observe the PWR LED on the front panel of the switch. For descriptions
about the PWR LEDs, see LEDs in
Hardware Information and Specifications
.
•
To identify the operating status of a power supply on the PoE switches of the S5560S-EI or
S5130S-HI series, observe the LEDs on the power supply and the PWR LED on the front panel
of the switch. For more information about the LEDs on a power supply, see
H3C PSR180-56A
Power supply User Manual
,
H3C PSR360-56A Power supply User Manual, H3C PSR560-56D
Power supply User Manual, H3C PSR720-56A Power supply User Manual
, or
H3C
PSR1110-56A Power supply User Manual
.
Solution
To resolve the issue:
1.
Verify that the power cord is correctly connected.
2.
Verify that the power source meets the requirement.
3.
Verify that the operating temperature of the switch is in an acceptable range and the power
supply has good ventilation.
4.
If the issue persists, contact H3C Support.
To replace a power supply, see "
."
Fan tray failure
Symptom
The system status LED indicates that the fan tray is not operating correctly.
Solution
The switch uses fixed fan trays. If a fan tray issue occurs, contact H3C Support.
Configuration terminal display issues
If the configuration environment setup is correct, the configuration terminal displays booting
information when the switch is powered on. If the setup is incorrect, the configuration terminal
displays nothing or garbled text.
No display
Symptom
The PC displays nothing when the switch is powered on.
