Removal and replacement procedures
4–51
USB board
Before removing the 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 4-8
).
5. Remove the following components:
a. Optical drive (see
“Optical drive” on page 4-9
)
b. Hard drive (see
“Hard drive” on page 4-11
)
c. TV tuner module (see
“TV tuner module” on page 4-13
)
d. Memory module (see
“Memory module” on page 4-15
)
e. WLAN module (see
“WLAN module” on page 4-16
)
f. Switch cover (see
“Switch cover” on page 4-18
)
g. Keyboard cover (see
“Keyboard cover” on page 4-20
)
h. Keyboard (see
“Keyboard” on page 4-24
)
i. Speaker assembly (see
“Speaker assembly” on page 4-30
)
j. Display assembly (see
“Display assembly” on page 4-31
)
k. Top cover (see
“Top cover” on page 4-38
)
Remove the USB board and cable:
1. Remove the Phillips PM2.0×4.0 screw
1
that secures the USB board to the base enclosure.
2. Remove the USB board and cable
2
by lifting them straight up.
Reverse this procedure to install the USB board.
Description
Spare part number
USB board (includes cable)
497706-001
