4. Names and Functions of Parts
Express5800/R120d-1M User’s Guide
38
Chapter 1 General Description
4.7.2
STATUS LED ( )
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.
Tips
Once you have installed NEC ESMPRO, you can reference error logs to check the
causes of failures.
STATUS LED
pattern
Explanation
Solution
On (green)
The server is operating normally.
−
Flashing (green)
Memory is in a degraded state
Identify the device in degraded state by using BIOS
Setup Utility (SETUP), and replace it as soon as
possible.
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.
Turn on the server.
POST is in progress.
Wait for a while. STATUS LED will turn green after
POST completes.
Watchdog timer expired.
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.
Memory dump is being requested.
(e.g. when DUMP Switch is pressed)
Note: It remains green if the dump is caused
by software.
Wait until the memory dump is completed.
On (amber)
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, contact your
sales representative.
A CPU error occurred.
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.
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.
Contact your sales representative.
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.
Contact your sales representative.
A fan alarm was detected.
Check if the internal fan cable is properly connected.
If the LED indication does not change, contact your
sales representative.
A temperature warning was detected.
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.
A voltage warning was detected
Contact your sales representative.
One or more hard disk drives are broken.
