86
Power supply system failure
Power monitoring module
Table 26
Power monitoring module LED description
LED Status
Description
RUN
Steady on
The power monitoring module is operating properly.
Off
The power monitoring module is faulty.
MAJOR
Steady on
•
At least one power supply is faulty.
•
The switch of the power frame is off.
•
A power supply is present, but no AC power supply is provided.
Turns on and
then goes off
A power supply is being inserted or removed.
Off
The power supplies are operating properly.
MINOR Off
Reserved
To troubleshoot the failures when the RUN LED of the power monitoring module is off:
1.
Unplug and then plug the power monitoring module.
2.
If the RUN LED is still off, replace the power monitoring module.
3.
If the RUN LED is still off, contact H3C Technical Support for help.
Power supplies
Figure 62
LEDs on an AC power supply
(1) Input status LED
(2) Output status LED
(3) Over-temperature alarm LED
(4) Fault LED
1
2
3
4
Summary of Contents for S12500 Series
Page 40: ...30 Figure 28 Installing an upper expansion cable management bracket 1 2 3 4 5 6 7...
Page 109: ...99 Figure 74 Replacing a card for the S12504 A Card to be removed B Card to be installed...
Page 149: ...139 Figure 85 Loopback operation on an optical transceiver...
Page 164: ...154 Figure 100 Example of a device label...