NEC Express5800 User Manual page 284

8-6 Troubleshooting
STATUS lamp
Description
indication
On (green) The server is operating normally.
Flashing
•
(green)
•
Off The power is off.
POST is in progress.
A CPU internal error occurred.
A timeout occurred when the time
set for the watchdog timer arrived.
A memory dump request (by
pressing the DUMP switch) is made.
Note: A memory dump is caused by
software, the STATUS lamp stays lit
green.
On (amber) A temperature alarm was detected.
A voltage alarm was detected.
All the power supply units failed.
Flashing Either of the following was detected
(amber) in the redundant power
configuration:
•
•
A fan alarm was detected.
A temperature warning was
detected.
A power supply alarm was detected.
A side cover may be open.
The server is operating with the
memory in degraded state.
A correctable memory error has
often occurred.
AC power is not supplied to one of
the two power supply units.
Failure of one of the two power
supply units
Procedure
–
Identify the device in degraded state
by using the BIOS setup utility
"SETUP," and replace it as soon as
possible.
Turn on the power.
Wait for a while. The STATUS lamp
turns green when POST is completed.
Turn the power off and then turn it on.
If the POST screen displays an error
message, take notes of the message,
and contact your service
representative.
Wait until the memory dump is
completed.
Check if the internal fans are clean
and if the fan units are firmly
connected.
If the STATUS lamp indication does
not change when the fans are normal,
contact your service representative.
Contact your service representative.
Connect the power cord to supply
power. If the power supply unit is
faulty, contact your service
representative.
Check if the fan units are firmly
connected.
If the STATUS lamp indication does
not change when the fans are normal,
contact your service representative.
Check if the internal fans are clean
and if the fan units are firmly
connected.
If the STATUS lamp indication does
not change when the fans are normal,
contact your service representative.
Contact your service representative.
Close the side cover. If the STATUS
lamp indication does not change,
contact your service representative.