User Guide

144 Chapter 4
USB Failure (Rightside)
If the rightside USB port fails, perform the following actions one at a time to correct the problem. Do not
replace a non-defective FRUs:
Power Button Failure
If the Power Button fails, perform the following actions one at a time to correct the problem. Do not replace a
non-defective FRUs:
Start
Check power switch
board to MB cable
Check power
switch board
Re-assemble the
power switch
board cable to M/B
Swap power
switch board
Swap Mainboard
OK
NG
NG
OK
OK