4. Names and Functions of Parts
Express5800/GT110d-S User’s Guide
40
Chapter 1 General Description
4.5.1
Power LED ( )
The power LED lights green while the server is on.
4.5.2
Status LED ( )
While hardware is operating normally, the status LED lights green. The status LED is off or lights/flashes
amber if there is a problem with hardware.
The following table lists status LED patterns, their explanation and solution.
Tips
Refer to the system event log (SEL) by using ESMPRO or the offline maintenance
utility to view the cause of failure.
If shutdown processing can be performed via the operating system when you want
to restart the system after turning the power off, restart the system by performing
shutdown processing. If shutdown processing cannot be performed, restart the
system by resetting the system, forcibly turning the power off or disconnecting and
then connecting the power cord.
Status LED pattern
Explanation
Solution
On (green)
The server is operating normally.
−
The server is operating with the memory in degraded
state.
Flashing (green)
An uncorrectable memory error has often occurred.
Identify the device in degraded state by using the BIOS
setup utility
SETUP
, and replace it as soon as possible.
The power is off.
Turn on the server.
POST is in progress.
Wait for a while. The STATUS LED will turn green after
POST completes.
A CPU error occurred.
Abnormal CPU temperature is detected.
Watchdog timer expired.
An uncorrectable error in memory is detected.
A PCI system error occurred
A PCI parity error occurred
A PCI bus error occurred.
Turn the power off and then turn it on. If the POST
screen displays any error message, take notes of the
message, and contact your maintenance service
company.
Off
Memory dump is being requested.
(e.g. when DUMP switch NMI is pressed)
Note
It remains green if the dump is caused by
software.
Wait until the memory dump is completed.
A temperature alarm was detected.
Check the internal fan for dusts. Also check if the fan
unit is properly connected.
If the LED indication does not change when the fans are
normal, contact your maintenance service company.
A voltage alarm was detected.
A CPU temperature alarm was detected.
On (amber)
SMI timeout is detected
Contact your maintenance service company.