Compaq 226824-001 - ProLiant - ML750 Setup And Installation Manual page 227

Table E-5
Are all of the System Interconnect Status LED Indicators Off?
Answer Possible Reasons
Yes There is a broken connection between the
system board and power switch.
A power supply problem may exist. The power
supply may not be connected or inserted
properly, may have a damaged connector, or it
may have failed.
The power supply backplane may need to be
replaced.
There is a broken cable connection between the
system and backplane.
Troubleshooting E-11
continued
The Next Step
Check your power source to verify


an adequate supply of AC power.
Remove the power supply and


check for a damaged connector. If
connector appears okay, reinsert
the power supply, firmly and
correctly.
Check for bent pins on all power


cables.
Verify the proper connection of all


power cables.
Refer to "Power Problems" and "General
Hardware Problems" in the Compaq
Servers Troubleshooting Guide for further
options.