I/O board
Description
Spare part number
I/O board
768204-001
Before removing the I/O 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 30
).
5.
Remove the following components:
a.
Service door (see
Service door on page 31
)
b.
Keyboard (see
Keyboard on page 40
)
c.
Hard drive (
Hard drive on page 32
)
d.
Top cover (see
Top cover on page 48
)
Remove the I/O board:
1.
Position the top cover upside-down.
2.
Remove the 2 Phillips PM2.5×3.0 screws (1) that secure the I/O board to the top cover.
3.
Lift the board off the top cover (2).
Component replacement procedures
55
