Usb/Audio Board - HP ProBook 450 G2 Maintenance And Service Manual

USB/audio board

Description
USB/audio board
Before removing the USB/audio board, 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 following components:
a. Service doors (see
b. Keyboard (see
c. Hard drive
d. Optical drive
e. Top cover (see
Remove the USB/audio board:
1. Position the top cover upside-down.
2. Remove the Phillips PM2.5×4.0 screw (1) that secures the USB/audio board to the computer.
3. Disconnect the cable from the board (2).
Battery on page
Service door on page
Keyboard on page 56)
(Hard drive on page 46)
(Optical drive on page
Top cover on page 64)
43).
44).
50)
Component replacement procedures
Spare part number
768132-001
77