HP G72 Notebook PC - Maintenance and Service Guide

Top cover
Description Spare part number
For use with biscotti computer models 616490-001
For use with matte black computer models 616492-001
For use with charcoal computer models (for models 1.1 and 1.2 only) 620542-001
Before removing the switch cover:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn on
the computer, 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 disconnecting the power cord from the AC
outlet and then disconnecting AC adapter from the computer.
4. Remove the following components:
a. Battery (see
Battery on page 42)
b. Hard drive (See
Hard drive on page 43)
c. Optical drive (see
Optical drive on page 46)
d. WLAN module (see
WLAN module on page 48)
e. Memory module (see
Memory module on page 51)
f. RTC battery (see
RTC battery on page 52)
g. Keyboard (see
Keyboard on page 54)
Remove the top cover:
1. Turn the computer upside down with the front toward you.
ENWW Component replacement procedures 57