4. Names and Functions of Parts
Express5800/T110f-S User’s Guide
40
Chapter 1 General Description
4.5.2
STATUS LED (
)
STATUS LED lights green while hardware is operating normally. STATUS LED is off or lights/flashes amber
if there is a hardware failure.
The following table lists STATUS LED patterns, their description and solution.
Tips
Refer to the system event log (SEL) by using NEC ESMPRO or the offline
maintenance utility to view the cause of failure.
STATUS LED pattern
Description
Solution
On (green)
Normal state
−
Memory is in a degraded state
Flashing (green)
Uncorrectable memory errors have often
occurred.
Find the device of the 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.
STATUS LED turns green after the POST
process.
Watchdog timer expired.
An uncorrectable error in memory was
detected.
A PCI bus error was detected.
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 sales
representative.
Off
Memory dump is being requested.
(e.g. DUMP Switch was pressed)
Note
It remains green when the dump is
caused by software.
Wait until the memory dump is complete.
A temperature alarm was detected.
Check the internal cooling fan for dusts. Also
check if the fan unit is properly connected.
A voltage alarm was detected.
A CPU temperature alarm was detected.
Contact your sales representative.
A CPU error was detected.
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 sales
representative.
SMI timeout was detected
On (amber)
Sensor error was detected.
Contact your sales representative.
Failure of the power supply unit was
detected
Contact your sales representative.
A fan alarm was detected.
Check if the internal cooling fan cable is properly
connected.
A temperature warning was detected.
Check the internal cooling fan for dusts. Also
check if the fan unit is properly connected.
A voltage warning was detected
Flashing (amber)
An error was detected on either of the hard
disk drives when a 2.5-inch HDD cage is
installed and the RAID system is
configured.
Contact your sales representative.
