Dell XPS 8930 Service Manual - Page 71

Replacing the chassis fan, Procedure, Post-requisites, secured to the computer.

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41 Replacing the chassis fan NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the holes on the chassis fan with the rubber grommets on the chassis-fan bracket. NOTE: Align the orientation of the chassis-fan bracket as indicated on the bracket to ensure that the chassis fan is secured to the computer. 2. Insert the ends of the rubber grommets through the holes at each corner of the fan. 3. Align the grommets in the fan with the holes at each corner of the chassis fan bracket and pull through until they snap into place. 4. Route the chassis-fan cable through the routing guide on the bracket. 5. Align the tabs on the chassis-fan bracket with the slots on the chassis and slide the fan into position. 6. Align the screw hole on the chassis-fan bracket with the screw hole on the chassis. 7. Replace the screw that secures the chassis-fan bracket to the chassis. 8. Route the chassis-fan cable through the routing guide on the bracket. 9. Connect the chassis-fan cable to the system board. For more information, see "System-board components". Post-requisites 1. Replace the VR heat sink. (if installed) 2. Replace the blower and heat-sink assembly. (if installed) 3. Follow the procedure from step 9 to step 10 in "Replacing the power-supply unit". 4. Replace the right-side cover. Replacing the chassis fan 71

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Replacing the chassis fan
NOTE:
Before working inside your computer, read the safety information that shipped with your computer and follow
the steps in
Before working inside your computer
. After working inside your computer, follow the instructions in
After
working inside your computer
. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance
.
Procedure
1.
Align the holes on the chassis fan with the rubber grommets on the chassis-fan bracket.
NOTE:
Align the orientation of the chassis-fan bracket as indicated on the bracket to ensure that the chassis fan is
secured to the computer.
2.
Insert the ends of the rubber grommets through the holes at each corner of the fan.
3.
Align the grommets in the fan with the holes at each corner of the chassis fan bracket and pull through until they snap into place.
4.
Route the chassis-fan cable through the routing guide on the bracket.
5.
Align the tabs on the chassis-fan bracket with the slots on the chassis and slide the fan into position.
6.
Align the screw hole on the chassis-fan bracket with the screw hole on the chassis.
7.
Replace the screw that secures the chassis-fan bracket to the chassis.
8.
Route the chassis-fan cable through the routing guide on the bracket.
9.
Connect the chassis-fan cable to the system board.
For more information, see “
System-board components
”.
Post-requisites
1.
Replace the
VR heat sink
. (if installed)
2.
Replace the
blower and heat-sink assembly
. (if installed)
3.
Follow the procedure from step 9 to step 10 in “
Replacing the power-supply unit
”.
4.
Replace the
right-side cover
.
41
Replacing the chassis fan
71