Dell Inspiron 7790 AIO Inspiron 27-7790 Service Manual - Page 27

Wireless card, Removing the wireless card - 27

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Steps 1. Align the screw holes on the heat sink with the screw holes on the system board and the display assembly base. 2. In sequential order (as indicated on the heat sink), tighten the eight captive screws that secure the heat sink to the system board and display assembly base. Next steps 1. Install the system-board shield. 2. Install the stand. 3. Install the bottom cover. 4. Install the back cover. 5. Follow the procedure in After working inside your computer. Wireless card Removing the wireless card Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the back cover. 3. Remove the bottom cover. 4. Remove the stand. 5. Remove the system-board shield. About this task The following image indicates the location of the wireless card and provides a visual representation of the removal procedure. Removing and installing components 27

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Steps
1.
Align the screw holes on the heat sink with the screw holes on the system board and the display assembly base.
2.
In sequential order (as indicated on the heat sink), tighten the eight captive screws that secure the heat sink to the system board and
display assembly base.
Next steps
1.
Install the
system-board shield
.
2.
Install the
stand
.
3.
Install the
bottom cover
.
4.
Install the
back cover
.
5.
Follow the procedure in
After working inside your computer
.
Wireless card
Removing the wireless card
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
2.
Remove the
back cover
.
3.
Remove the
bottom cover
.
4.
Remove the
stand
.
5.
Remove the
system-board shield
.
About this task
The following image indicates the location of the wireless card and provides a visual representation of the removal procedure.
Removing and installing components
27