10-1
014–002250–01
10
Replacing the power supply
This chapter describes how to replace a failed power supply.
WARNING:
The inside of power supply contains high voltage that can
be present even after the supply is disconnected from the ac
power source. Never remove the cover of the power supply
or attempt to service the power supply.
Removing the power supply
Before you can remove the power supply, power down the computer
unit and remove the computer cover as described in the “Opening
and closing the computer unit” section of Chapter 4.
"
Follow these steps to remove the power supply. You will need a
medium Phillips screwdriver.
1. Unplug the system board ac power cables (
PS1
,
PS2
, and
PS3
)
from their system board connectors, shown in Figure 10–1.
ÉÉ
ÉÉÉ
ÉÉÉ
ÉÉ
ÉÉ
ÉÉÉ
ÉÉ
ÉÉ
ÉÉÉ
ÉÉÉ
ÉÉÉ
ÉÉÉ
CPU complex board
System board
Fan
(do not
remove)
PS2
PS3
PS1
Right side view
Figure 10–1 Unplugging the system board ac power power cables
CAUTION:
If your system has a CPU complex board installed, be careful not to
dislodge the board while removing the power cables.
Summary of Contents for AViiON 550 Series
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Page 12: ...Joining our users group x 014 002250 01 ...
Page 86: ...Opening and closing the computer unit 4 12 014 002250 01 ...
Page 96: ...Installing a drive assembly 5 10 014 002250 01 ...
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