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System Overview 1-11
Table 1-4. System Status Abnormal Conditions
Status LED Description Response
Off POST is in progress. Wait for a while. It lights in green a few seconds after
completion of POST.
CPU error is detected. Turn the server off and then back on. If an error
message appears during POST, take note of the error
message and contact your technical support
representative.
CPU temperature error is detected.
(Thermal-Trip)
Same
Watchdog timer has timed out. Same
Uncorrectable error is detected in the
memory.
Same
PCI system error is detected. Same
PCI parity error is detected. Same
CPU bus error is detected. Same
Memory dump request is being
issued.
Wait until the memory dump finishes.
Green
(Flashing light)
Memory, CPU or CPU backboard is
degraded.
Use the BIOS setup utility, SETUP, to locate the
degraded device and replace it as soon as possible.
Amber
(Steady light)
Temperature error is detected. Check if any fan inside the server has dust on it. Make
sure that fan cables are firmly connected.
If the lamp indication still does not change, contact
your technical support representative.
Voltage error is detected. Contact your technical support representative.
All power units failed. Contact your technical support representative.
Installation error is detected on a
CPU, CPU termination board, CPU
backboard, or PCI board.
Re-install the suspected device.
Front panel removed. Re-install the front panel.
Amber
(Flashing light)
Redundant power error is detected. Contact your technical support representative.
Fan alarm is detected. Make sure fan cables are firmly connected.
If they are and the lamp indication still does not
change, contact your technical support representative.
Temperature alarm is detected. Check if any fan inside the server has dust on it. Make
sure that fan cables are firmly connected.
If the lamp indication still does not change, contact
your technical support representative.
Voltage alarm is detected. Contact your technical support representative.
SMBus error occurred. Turn off the server and turn it back on. If an error
message appears during POST, take note of the error
message and contact your technical support
representative.
Red
(Steady light)
RAS controller error is detected. Contact your technical support representative.