HP 520 HP 520 Notebook PC - Maintenance and Service Guide - Page 53

Display assembly, Keyboard see

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Display assembly Description Spare part number 14.1-inch, WXGA BrightView display assembly for use only with computer models with wireless LAN 448328-001 capability (includes wireless antenna transceivers and cables) 14.1-inch, WXGA BrightView display assembly for use only with computer models without wireless 448327-001 LAN capability 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 31). 5. Remove the memory/WLAN module compartment cover (see Memory module on page 35) and disconnect the wireless antenna cables from the WLAN module (see WLAN module on page 37). 6. Remove the following components: a. Switch cover (see Switch cover on page 41) b. Keyboard (see Keyboard on page 43) Remove the display assembly: 1. Close the computer and turn it upside down, with the rear panel toward you. 2. Remove the two Phillips PM2.0×7.0 screws that secure the display assembly to the computer. 3. Turn the computer display-side up, with the front toward you. 4. Open the computer until the display assembly is in an upright position. Component replacement procedures 45

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Display assembly
Description
Spare part number
14.1-inch, WXGA BrightView display assembly for use only with computer models with wireless LAN
capability (includes wireless antenna transceivers and cables)
448328-001
14.1-inch, WXGA BrightView display assembly for use only with computer models without wireless
LAN capability
448327-001
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
31
).
5
.
Remove the memory/WLAN module compartment cover (see
Memory module
on page
35
) and
disconnect the wireless antenna cables from the WLAN module (see
WLAN module
on page
37
).
6
.
Remove the following components:
a
.
Switch cover (see
Switch cover
on page
41
)
b
.
Keyboard (see
Keyboard
on page
43
)
Remove the display assembly:
1
.
Close the computer and turn it upside down, with the rear panel toward you.
2
.
Remove the two Phillips PM2.0×7.0 screws that secure the display assembly to the computer.
3
.
Turn the computer display-side up, with the front toward you.
4
.
Open the computer until the display assembly is in an upright position.
Component replacement procedures
45