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3. Remove the audio board (3) by lifting it straight up.
Reverse this procedure to install the audio board.
ExpressCard assembly
Description Spare part number
ExpressCard assembly 431439-001
Before removing the ExpressCard assembly, 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 36).
5.
Remove the following components:
a.
Hard drives (see
Hard drives on page 41)
b.
Optical drive (see
Optical drive on page 47)
c.
Switch cover (see
Switch cover on page 49)
d.
Keyboard (see
Keyboard on page 53)
e.
Speaker assembly (see
Speaker assembly on page 51)
f.
Display assembly (see
Display assembly on page 55)
g.
Top cover (see
Top cover on page 61)
72 Chapter 4 Removal and replacement procedures