HP G72 Notebook PC - Maintenance and Service Guide

USB board
Description Spare part number
USB board 616494-001
Before removing the USB board:
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 the AC adapter from the computer.
4. Remove the battery (see
Battery on page 42).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 43)
b. Optical drive (see
Optical drive on page 46)
c. Keyboard (see
Keyboard on page 54)
d. Top cover (see
Top cover on page 57)
Remove the USB board:
1. Position the computer upright with the right side toward you.
2. Disconnect the USB board cable (1) from the system board.
3. Remove the Phillips PM2.5×6.0 screw (2) that secures the USB board to the base enclosure.
4. Lift the USB board (3) straight up to remove it from the computer. The USB cable is available
with the cable kit using spare part number 616502-001
ENWW Component replacement procedures 65