NEC Express5800/R320g-M4 Maintenance Manual page 60

Chapter 1 Maintenance
(6) TEMP (Abnormal temperature LED)
Amber: Temperature in CPU/IO module becomes abnormal.
(7) VLT (Power error LED)
Amber: Electric voltage failure occurs in CPU/IO module.
(8) PSU(Power supply unit error LED)
Amber: Failure occurs on the power supply unit of CPU/IO module.
(9) FAN (Fan error LED)
Amber: Failure occurs on the cooling fan for CPU of CPU/IO module.
(10) I/O (I/O FAULT LED)
Amber: Failure occurs on the I/O (PCI) part of CPU/IO module.
(11) PRIMARY (Primary LED)
Green: CPU/IO module is primary. Pressing DUMP (NMI) switch may blink LED in green.
(9)
Power Unit LED
Power Unit LED is located at power supply unit at the rear of the server.
LED indication
Off
Blinking (green)
On (green)
On (amber)
Blinking (amber)
Express5800/R310g-E4, R320g-E4, R320g-M4 Maintenance Guide (Windows)
60
Description
The server is not receiving AC power.
The server is receiving AC power.
The server is powered on.
The power supply unit fails.
6. Error Messages
Action
–
–
Contact your sales representative.