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8.
Remove the keyboard (5).
Reverse this procedure to install the keyboard.
Audio/USB board
NOTE: The audio/USB board spare part kit includes the audio/USB board cable.
Description Spare part number
For use only on computer models with USB 3.0 capability 689997-001
For use only on computer models with USB 2.0 capability 685720-001
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
Battery on page 39), and then remove the following components:
a. Subwoofer (see
Subwoofer on page 41)
b. Hard drive (see
Hard drive on page 51)
c. Top Cover (see
Top cover on page 56)
ENWW
Component replacement procedures
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