HP (Hewlett-Packard) BJ840USABA Laptop User Manual


 
Top cover
Description Spare part number
Top cover with fingerprint reader (includes TouchPad buttons) 486303-001
Top cover without fingerprint reader (includes TouchPad buttons) 611810-001
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 50).
5. Remove the following:
a. Hard drive (see
Hard drive on page 56)
b. Keyboard (see
Keyboard on page 65)
c. Switch cover (see
Switch cover on page 74)
d. Display assembly (see
Display assembly on page 85)
Remove the top cover:
1. Turn the computer upside down, with the front toward you.
90 Chapter 4 Removal and replacement procedures