Dell Inspiron 5490 Service Manual - Page 28

Removing the heat sink (discrete graphics

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Steps 1. Align the screw holes on the heat sink with the screw holes on the system board. 2. In sequential order (indicated on the heat sink), tighten the four captive screws that secure the heat sink to the system board. Next steps 1. Install the battery. 2. Install the base cover. 3. Follow the procedure in After working inside your computer. Removing the heat sink (discrete graphics) Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. About this task The following image indicates the location of the heat sink (on systems with the discrete graphics option) and provides a visual representation of the removal procedure. 28 Removing and installing components

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Steps
1.
Align the screw holes on the heat sink with the screw holes on the system board.
2.
In sequential order (indicated on the heat sink), tighten the four captive screws that secure the heat sink to the system board.
Next steps
1.
Install the
battery
.
2.
Install the
base cover
.
3.
Follow the procedure in
After working inside your computer
.
Removing the heat sink (discrete graphics)
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
2.
Remove the
base cover
.
3.
Remove the
battery
.
About this task
The following image indicates the location of the heat sink (on systems with the discrete graphics option) and provides a visual
representation of the removal procedure.
28
Removing and installing components