Audio/Usb Board - HP Pavilion dv4 Maintenance And Service Manual

Audio/USB board

Description
For use only on computer models equipped with a graphics subsystem with discrete memory
For use only on computer models equipped with a graphics subsystem with UMA memory
NOTE: The audio/USB board spare part kit does not include the audio/USB board cable. The audio/USB board cable is
included in the Cable Kit, spare part number 652696-001.
Before removing the audio/USB 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
a. Memory module/wireless module compartment cover (see
b. Optical drive (see
c. Hard drive (see
d. Keyboard (see
e. Top cover (see
Remove the audio/USB board:
1. Release the ZIF connector to which the audio/USB board cable is connected, and then disconnect
the audio/USB board cable (1) from the system board.
2. Remove the Phillips PM2.5×5.0 screw (2) that secures the audio/USB board to the
base enclosure.
Battery on page 41), and then remove the following components:
Optical drive on page
Hard drive on page 55)
Keyboard on page 57)
Top cover on page 60)
WLAN module on page
52)
Component replacement procedures
Spare part number
660308-001
650474-001
44)
73