HP 540 HP 540 Notebook PC and HP 541 Notebook PC - Maintenance and Service Gui - Page 63

Display assembly, Speaker see

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Display assembly NOTE: All display assembly spare part kits include 2 WLAN antenna transceivers and cables. Description 14.1-inch, WXGA BrightView display assembly for use with HP 540 models 14.1-inch, WXGA BrightView display assembly for use with HP 541 models Spare part number 500004-001 517616-001 Before removing the display assembly, 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. Disconnect the wireless antenna cables from the WLAN module (see WLAN module on page 40). 6. Remove the following components: a. Keyboard (see Switch cover and keyboard on page 47) b. Switch cover (see Switch cover and keyboard on page 47) c. Speaker (see Speaker on page 51) d. Display lid switch module (see Display lid switch module on page 52) Remove the display assembly: 1. Close the computer and turn it upside down, with the rear panel toward you. 2. Remove the two slotted Torx ST8M2.5×7.0 screws that secure the display assembly to the computer. Component replacement procedures 53

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Display assembly
NOTE:
All display assembly spare part kits include 2 WLAN antenna transceivers and cables.
Description
Spare part number
14.1-inch, WXGA BrightView display assembly for use with HP 540 models
500004-001
14.1-inch, WXGA BrightView display assembly for use with HP 541 models
517616-001
Before removing the display assembly, 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.
Disconnect the wireless antenna cables from the WLAN module (see
WLAN module
on page
40
).
6.
Remove the following components:
a.
Keyboard (see
Switch cover and keyboard
on page
47
)
b.
Switch cover (see
Switch cover and keyboard
on page
47
)
c.
Speaker (see
Speaker
on page
51
)
d.
Display lid switch module (see
Display lid switch module
on page
52
)
Remove the display assembly:
1.
Close the computer and turn it upside down, with the rear panel toward you.
2.
Remove the two slotted Torx ST8M2.5×7.0 screws that secure the display assembly to the
computer.
Component replacement procedures
53