Audio board
Description
Spare part number
Audio board
683475-001
Before removing the 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 following components:
a.
Battery (see
Battery on page 38
)
b.
Bottom door (see
Bottom door on page 39
).
c.
Hard drive (see
Hard drive on page 43
)
d.
Optical drive (see
Optical drive on page 40
)
e.
Memory (see
Memory modules on page 45
)
f.
WLAN module (see
WLAN/Bluetooth combo card on page 47
)
g.
Keyboard (see
Keyboard on page 49
)
h.
Metal heat shield (see
Metal heat shield on page 51
)
i.
Fan (see
Fan on page 52
)
j.
Top cover (see
Top cover on page 53
)
Remove the audio board:
1.
Position the top cover upside-down with the front toward you.
2.
Disconnect the cable
(1)
from the audio board.
3.
Remove the 2 Phillips PM2.0×3.0 screws
(2)
that secures the board to the top cover.
Component replacement procedures
59