HP TouchSmart 9100 Maintenance and Service Guide: HP TouchSmart 9100 Business - Page 30

WLAN module

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10. Disconnect the fan connector from the system board (1), remove the four screws (2) that secure the fan to the computer, and then loosen the four captive screws (3) that secure the heat sink to the graphics card in the order indicated on the heat sink. 11. Lift the thermal kit off the system board. The graphics card is located under the metal heat sink. 12. Remove the two screws that secure the graphics card to the system board. 13. Lift the card to a 45-degree angle, and then remove it from the slot at an angle. To install the graphics card, reverse the removal procedures. Before reinstalling the system board shield, make sure the small EMI shield near the hard drive is correctly installed. When reinstalling a graphics card, be sure to remove all old thermal material and apply new thermal material. When installing a new graphics card, be sure to apply thermal material. WLAN module 1. Prepare the computer for disassembly (see Preparing to disassemble the HP TouchSmart PC on page 11). 2. Place the computer face down on a soft, flat surface. 3. Remove the hard drive/memory cover (see Hard drive/memory cover on page 12). 4. Remove the stand (see Stand on page 15). 5. Remove the I/O cover (see I/O cover on page 13). 6. Remove the feet (see Feet on page 14). 7. Remove the back cover (see Back cover on page 20). 24 Chapter 4 Removal and Replacement Procedures

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10.
Disconnect the fan connector from the system board
(1)
, remove the four screws
(2)
that secure
the fan to the computer, and then loosen the four captive screws
(3)
that secure the heat sink to
the graphics card in the order indicated on the heat sink.
11.
Lift the thermal kit off the system board. The graphics card is located under the metal heat sink.
12.
Remove the two screws that secure the graphics card to the system board.
13.
Lift the card to a 45-degree angle, and then remove it from the slot at an angle.
To install the graphics card, reverse the removal procedures.
Before reinstalling the system board shield, make sure the small EMI shield near the hard drive is
correctly installed.
When reinstalling a graphics card, be sure to remove all old thermal material and apply new thermal
material.
When installing a new graphics card, be sure to apply thermal material.
WLAN module
1.
Prepare the computer for disassembly (see
Preparing to disassemble the HP TouchSmart PC
on page
11
).
2.
Place the computer face down on a soft, flat surface.
3.
Remove the hard drive/memory cover (see
Hard drive/memory cover
on page
12
).
4.
Remove the stand (see
Stand
on page
15
).
5.
Remove the I/O cover (see
I/O cover
on page
13
).
6.
Remove the feet (see
Feet
on page
14
).
7.
Remove the back cover (see
Back cover
on page
20
).
24
Chapter 4
Removal and Replacement Procedures