Power-Supply Unit 57
Replacing the Power-Supply Unit
Procedure
1
Slide the power-supply unit toward the back of the chassis.
2
Align the screw holes on the power-supply unit with the screw holes on the
chassis.
3
Replace the screws that secure the power-supply unit to the chassis.
Postrequisites
1
Replace the system board. See "Replacing the System Board" on page71.
2
Replace the processor. See "Replacing the Processor" on page64.
3
Replace the processor fan and heat-sink assembly. See "Replacing the
Processor Fan and Heat-Sink Assembly" on page61.
4
Replace any PCI-Express cards, if applicable. See "Replacing the PCI-
Express Cards" on page27.
5
Replace the Mini-Card, if applicable. See "Replacing the Mini-Card" on
page31.
6
Replace the memory-module(s). See "Replacing Memory Module(s)" on
page23.
7
Replace the drive cage. See "Replacing the Drive Cage" on page 39.
8
Replace the fan shroud. See "Replacing the Fan Shroud" on page20.
9
Replace the computer cover. See "Replacing the Computer Cover" on
page18.
10
Follow the instructions in "After Working Inside Your Computer" on
page11.
book.book Page 57 Thursday, April 5, 2012 5:38 PM