User manual

Table 15. EasyLED panel LEDs (continued)
LED Description Action
OVER SPEC
(Continued)
The power supplies are
using more power than
their maximum rating.
If the 12V channel E error LED is lit, complete
the following steps:
1. Turn the server off and disconnect the
power from the server.
2. Remove the PCI riser card from PCI riser
connector 2 and the microprocessor in
socket 2.
3. Restart the server to see if the problem
remains.
4. Reinstall each device that was removed in
step b one at a time, starting the server
each time, to isolate the failing device.
5. Replace any failing device.
6. (Trained service technician only) Replace
the system board, if the problem remains.
If the 12V AUX channel error LED is lit,
complete the following steps:
1. Turn the server off and disconnect the
power from the server.
2. Remove all PCI Express cards, all PCI riser
cards, the operator information panel, and
the Ethernet daughter card.
3. Restart the server to see if the problem
remains.
4. Reinstall each device that was removed in
step b one at a time, starting the server
each time, to isolate the failing device.
5. Replace any failing device.
6. (Trained service technician only) Replace
the system board, if the problem remains.
LOG An error occurred. Check the IMM system event log and the
system-error log for information about the error.
Replace any components identified in the error
logs.
LINK Reserved.
PS Power supply 1 or 2 has
failed.
1. Make sure that the power supplies are
seated correctly.
2. Remove one of the power supplies to isolate
the failed power supply.
3. Replace the failed power supply.
146 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Installation and User Guide