Datasheet

USB/Audio board
Description Spare part number
USB/Audio board 686597-001
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 base enclosure (see
Base enclosure on page 43).
5. Disconnect the battery cable (see
Battery on page 44).
6. Remove the subwoofer (see
Subwoofer on page 65).
Remove the USB/Audio board:
1. Disconnect the USB/Audio board cable from the system board (1)
2. Disconnect the Phillips PM 2.0x2.0 screw securing the USB/Audio board (2).
3. Remove the USB/Audio board (3).
66 Chapter 4 Removal and replacement procedures