HP ProBook 4525s Notebook PC - Maintenance and Service Guide

Top cover
The spare part number for the top cover is 598682-001.
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
Battery on page 48).
5. Remove the switch cover and keyboard (see
Switch cover and keyboard on page 49).
6. Remove the optical drive (see
Optical drive on page 54).
7. Remove the power button board cable (see
Power button board on page 56).
8. Remove the speakers (see
Speakers on page 58).
9. Remove the thermal shield (see
Thermal shield on page 59 ).
10. Remove the display assembly (see
Display assembly on computers with 15.6-in displays
on page 74).
11. Remove the palm rest (see
Palm rest on page 69).
12. Remove the hard drive (see
Hard drive on page 72).
13. Remove the following components:
Remove the top cover on 15.6-in computers:
1. Position the computer right-side up with the front toward you.
Component replacement procedures 81