Top Cover; Disconnect All External Devices Connected To The Computer - HP ProBook 4520s Maintenance And Service Manual

Top cover

NOTE:
Description
Top cover for use in computers with 17.3-in displays
Top cover for use in computers with 15.6-in displays
Before removing the top cover, 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
5. Remove the switch cover and keyboard (see
6.
Remove the optical drive (see
7. Remove the power button board cable (see
8.
Remove the speakers (see
9.
Remove the thermal shield
10. Remove the display assembly (see
on page 89
11. Remove the palm rest (see
12.
Remove the hard drive (see
13. Remove the following components:
Remove the top cover on 17.3-in computers:
1.
Position the computer right-side up with the front toward you.
Downloaded from LpManual.com Manuals
The top cover removal procedures differ for 17.3-in and 15.6-in computers.
Battery on page
Speakers on page
(seeThermal shield on page 67
or Display assembly on computers with 15.6-in displays on page
Palm rest on page
Hard drive on page
55).
Switch cover and keyboard on page
Optical drive on page 61).
Power button board on page
65).
Display assembly on computers with 17.3-in displays
84).
87).
Spare part number
598683-001
598682-001
56).
63).
).
96).
Component replacement procedures 103