Troubleshooting - NEC Express5800/R120b-2 User Manual

8-4 Troubleshooting

STATUS LED
indication
On (green) The server is operating normally.
Flashing The server is operating with the
(green) memory in degraded state.
An uncorrectable memory error has
often occurred.
Off The power is off.
POST is in progress.
A CPU error occurred. (IERR)
A timeout occurred when the time
set for the watchdog timer arrived.
A CPU bus error occurred.
A memory dump request is made.
(The STATUS LED stays on (green)
during a dump caused by software.)
On (amber) A temperature alarm was detected.
A voltage alarm was detected.
All the power supply units failed.
A CPU temperature alarm was
detected.
A temperature alarm was detected
on chipset.
Flashing Either of the following was detected
(amber) in the redundant power
configuration:
AC power not supplied to one of the
two power supply units
Failure of one of the two power
supply units
A fan alarm was detected.
A temperature warning was
detected.
A voltage warning was detected
An error was detected on either of
the hard disk drives.
Detected that the top cover is open.
Description 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 LED
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 sales 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 LED indication does not
change when the fans are normal,
contact your sales representative.
Contact your sales 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 LED indication does not
change when the fans are normal,
contact your sales representative.
Check if the internal fans are clean and
if the fan units are firmly connected.
If the STATUS LED indication does not
change when the fans are normal,
contact your sales representative.
Contact your service representative.
Check if the top cover is open or not.