Connectors, Switches, and LEDs
Compaq ProLiant ML350 Generation 3 Server Maintenance and Service Guide 4-11
COMPAQ CONFIDENTIAL Codename: Steel Dragon Part Number: 278704-002 Last Saved On: 12/18/02 9:49 AM

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 Compaq 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