HP 540 HP 540 Notebook PC and HP 541 Notebook PC - Maintenance and Service Gui - Page 74

Bluetooth module, Display lid switch module see

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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 457400-001. See Cable Kit on page 20 for more Cable Kit spare part number information. Description For use in all countries and regions except Japan and Asia Pacific countries and regions For use only in 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 37). 5. Remove the following components: a. Hard drive (see Hard drive on page 38) b. Optical drive (see Optical drive on page 45) c. Keyboard (see Switch cover and keyboard on page 47) d. Switch cover (see Switch cover and keyboard on page 47) e. Speaker (see Speaker on page 51) f. Display lid switch module (see Display lid switch module on page 52) g. Display assembly (see Display assembly on page 53) h. Top cover (see Top cover on page 58) Remove the Bluetooth module: 1. Disconnect the Bluetooth module cable (1) from the system board. 2. Remove the two Phillips PM2.0×4.0 screws (2) that secure the Bluetooth module to the base enclosure. 64 Chapter 4 Removal and replacement procedures

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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 457400-001. See
Cable Kit
on page
20
for more Cable Kit spare part number information.
Description
Spare part number
For use in all countries and regions except Japan and Asia Pacific countries and regions
398393-001
For use only in 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
37
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
38
)
b.
Optical drive (see
Optical drive
on page
45
)
c.
Keyboard (see
Switch cover and keyboard
on page
47
)
d.
Switch cover (see
Switch cover and keyboard
on page
47
)
e.
Speaker (see
Speaker
on page
51
)
f.
Display lid switch module (see
Display lid switch module
on page
52
)
g.
Display assembly (see
Display assembly
on page
53
)
h.
Top cover (see
Top cover
on page
58
)
Remove the Bluetooth module:
1.
Disconnect the Bluetooth module cable
(1)
from the system board.
2.
Remove the two Phillips PM2.0×4.0 screws
(2)
that secure the Bluetooth module to the base
enclosure.
64
Chapter 4
Removal and replacement procedures