Connectors, Switches, and LEDs
System Board LEDs
Figure 4-5 and Table 4-6 show and describe LEDs on the system board of the server that
indicate when a processor, PPM, memory module, or fan fails. System board LEDs also
indicate when the Server Feature Board is not properly seated or when a thermal threshold is
exceeded.
15
5
6
7
8
11 9101213
14
1 2 3 4
Figure 4-5: System board LEDs
Table 4-6: System Board LEDs
Item Description Status
1 AC power Off = No AC power, poor power supply, or power
supply current limits exceeded
Green = Power supply is powered on and
functioning, or power supplied by auxiliary power
2 PPM 1 status Off = PPM 1 functioning
Amber = PPM 1 failed
3 Processor 1 thermal Off = Normal
Amber = Thermal trip detected for processor 1.
Refer to the HP ProLiant ML350 Generation 3
Server Setup and Installation Guide for the
appropriate instructions.
4 Processor 1 status Off = Processor 1 functioning
Amber = Processor 1 failed
continued
HP ProLiant ML350 Generation 3 Server Maintenance and Service Guide 4-11
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