Connectors, Switches, and LEDs
Table 4-9: System Board LEDs
Item Description
Status
1
4-pin power connector
Off = Processor installed.
Amber = Processor not installed.
2
Second 4-pin power connector
Off = Power connector installed.
Amber = Power connector not
installed.
3
AC power
Off = The AC power cord is not
plugged into the power supply or the
power supply failed.
Green = Power supply is on and
functioning.
4
CPU 1 pre-failure or failure
Off = CPU functioning.
Amber = CPU failed or is missing.
5
Processor thermal
Off = Processor temperature normal.
Amber = Thermal trip for processor 1
detected. Refer to POST error
messages for appropriate
instructions.
6
DIMM 4 failure
Off = DIMM 4 functioning.
Amber = DIMM 4 failed.
7
DIMM 3 failure
Off = DIMM 3 functioning.
Amber = DIMM 3 failed.
8
DIMM 2 failure
Off = DIMM 2 functioning.
Amber = DIMM 2 failed.
9
DIMM 1 failure
Off = DIMM 1 functioning.
Amber = DIMM 1 failed.
10
System thermal failure
Off = Temperature is normal.
Amber = Temperature threshold
exceeded.
11
CPU fan failure
Off = Fan is functioning.
Amber = Fan is not installed or has
failed.
12
System fan failure
Off = Fan is functioning.
Amber = Fan is not installed or has
failed.
13
Integrated processor power module (PPM)
failure
Off = PPM is functioning.
Amber = PPM has failed.
HP ProLiant ML310 Server Maintenance and Service Guide
4-15