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Table 2. EasyLED diagnostics (continued)
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Hardware Maintenance Manual to determine which components are customer
replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
LED Description Action
OVER SPEC
(Continued)
The power supplies are using
more power than their maximum
rating.
If the 12V channel C error LED is lit, complete the following
steps:
1. Turn the server off and disconnect the power from the
server.
2. Remove the SAS/SATA RAID riser card, DIMMs in
connectors 1 through 8, and the microprocessor in socket
1.
Note: The server will not power-on when the
microprocessor in socket 1 is not installed in the server.
You will need to toggle the switch block (SW3) to pin 6 to
power-on the server.
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 channel D error LED is lit, complete the following
steps:
1. Turn the server off and disconnect the power from the
server.
2. Remove the microprocessor in socket 1.
Note: The server will not power-on when the
microprocessor in socket 1 is not installed in the server.
You will need to toggle the switch block (SW3) to pin 6 to
power-on the server.
3. Restart the server to see if the problem remains.
4. Reinstall the microprocessor in socket 1 and restart the
server.
5. Replace any failing device.
6. (Trained service technician only) Replace the system
board, if the problem remains.
(Continued
on the next page.)
20 ThinkServer RD210 Types 3795, 3796, 3818, and 3819: Installation and User Guide