HP PROBOOK 4520S, Maintenance And Service Manual

Page: 99 / 177

Display assembly on computers with 17.3-in displays
NOTE: The Miscellaneous LCD Cable Kit, spare part number 599806-001, includes 2 WLAN
antenna transceivers and cables.
Description Spare part number
17.3-in HD BrightView display assembly for use in computers equipped with webcam and WWAN
(1600×900 resolution) 598708-001
17.3-in HD BrightView display assembly (1600×900 resolution) 606167-001
17.3-in HD AntiGlare display assembly for use in computers equipped with webcam and WWAN
(1600×900 resolution) 606166-001
17.3-in HD BrightView display assembly (1600×900 resolution) 606165-001
17.3-in HD+ BrightView display assembly (1600×900 resolution) 599080-001
Display cable for use with HD+ displays 629030-001
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 55 ).
5. Remove the switch cover and keyboard (see Switch cover and keyboard on page 56 ).
6. Disconnect the power button cable from the system board (see Power button board on page 63 ).
7. Remove the speakers (see Speakers on page 65 ).
Remove the display cables:
1. Position the computer right-side up with the front toward you.
2. Open the computer as far as possible.
3. Disconnect the webcam (1) and display panel cable (2) from the system board and from the
routing channels.
4.
Disconnect the microphone cable
(3)
from the system board and from the routing channels.
Component replacement procedures 89