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Chapter 1 General Description
STATUS LED (
4.7.2
While hardware is operating normally, STATUS LED lights green. STATUS LED is off or lights/flashes
amber if there is a hardware failure.
The following table lists STATUS LED patterns, their explanation and solution.
STATUS LED pattern
On (green)
Normal state
Flashing (green)
Memory is in a degraded state
A correctable memory error has often occurred.
Operating while CPU error is detected.
In redundant power configuration, power is not
supplied to either of power unit.
Off
The power is off.
POST is in progress.
Watchdog timer expired.
An uncorrectable error in memory is detected.
Memory dump is being requested.
(e.g. when DUMP Switch is pressed)
Note: It remains green if the dump is caused by
On (amber)
A temperature alarm was detected.
A CPU error occurred.
Abnormal CPU temperature is detected.
A PCI system error occurred
A PCI parity error occurred
A PCI bus error occurred.
A voltage alarm was detected.
Fan error was detected.
Sensor error was detected.
A CPU temperature alarm was detected.
An error occurred on Intel Node Manager
(one of the features of EXPRESSSCOPE
Engine 3).
Flashing (amber)
Power Supply Unit is broken.
A fan alarm was detected.
A temperature warning was detected.
A voltage warning was detected
One or more hard disk drives are broken.
38
)
Tips
Once you have installed NEC ESMPRO, you can reference error logs to check the
causes of failures.
Explanation
software.
Express5800/R120d-2M User's Guide
4. Names and Functions of Parts
Solution
−
Identify the device in degraded state by using
Setup Utility (SETUP), and replace it as soon as possible.
Turn on the server.
Wait for a while. STATUS LED will turn green after POST
completes.
Turn the power off and then turn it on.
If POST screen displays any error message, take notes of
the message, and contact your sales representative.
Wait until the memory dump is completed.
Check the internal fan for dusts. Also check if the fan unit
is properly connected.
If the LED indication does not change, contact your sales
representative.
Turn the power off and then turn it on.
If POST screen displays any error message, take notes of
the message, and contact your sales representative.
Contact your sales representative.
Contact your sales representative.
Check if the internal fan cable is properly connected.
If the LED indication does not change, contact your sales
representative.
Check the internal fan for dusts. Also check if the fan unit
is properly connected.
If the LED indication does not change, contact your sales
representative.
Contact your sales representative.
BIOS
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