HP 6720s HP Compaq 6720s Notebook PC - Maintenance and Service Guide - Page 72

Bluetooth module, Remove the following components

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9. Remove the TouchPad board (1) from the top cover. NOTE: When replacing the TouchPad board and TouchPad button board, be sure the TouchPad button actuators (2) are installed in the top cover. Reverse this procedure to install the TouchPad board and TouchPad button board. Bluetooth module NOTE: The Bluetooth module spare part kits do not include a Bluetooth module cable. The Bluetooth module cable is included in the Cable Kit, spare part number 456594-001. Description For use in all countries and regions except Japan and Asia Pacific countries and regions For use only Japan and Asia Pacific countries and regions Spare part number 398393-001 450066-001 Before removing the Bluetooth module, follow these steps: 1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system. 2. Disconnect all external devices connected to the computer. 3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 39). 5. Remove the following components: a. Hard drive (see Hard drive on page 40) b. Optical drive (see Optical drive on page 46) c. Keyboard (see Keyboard on page 50) d. Switch cover (see Switch cover on page 47) 64 Chapter 4 Removal and replacement procedures

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9
.
Remove the TouchPad board
(1)
from the top cover.
NOTE:
When replacing the TouchPad board and TouchPad button board, be sure the TouchPad
button actuators
(2)
are installed in the top cover.
Reverse this procedure to install the TouchPad board and TouchPad button board.
Bluetooth module
NOTE:
The Bluetooth module spare part kits do not include a Bluetooth module cable. The Bluetooth
module cable is included in the Cable Kit, spare part number 456594-001.
Description
Spare part number
For use in all countries and regions except Japan and Asia Pacific countries and regions
398393-001
For use only Japan and Asia Pacific countries and regions
450066-001
Before removing the Bluetooth module, follow these steps:
1
.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2
.
Disconnect all external devices connected to the computer.
3
.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4
.
Remove the battery (see
Battery
on page
39
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive
on page
40
)
b
.
Optical drive (see
Optical drive
on page
46
)
c
.
Keyboard (see
Keyboard
on page
50
)
d
.
Switch cover (see
Switch cover
on page
47
)
64
Chapter
4
Removal and replacement procedures