Removal and replacement procedures
Maintenance and Service Guide
4–27
USB board
✎
The USB board and cable are included in the Cable Kit, spare part number 536538-001.
Before removing the USB board and cable, follow these steps:
1. Shut down the computer.
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 4-7
).
5. Remove the following components:
a. Switch cover (see
“Switch cover” on page 4-8
)
b. Keyboard (see
“Keyboard” on page 4-9
)
c. Optical drive (see
“Optical drive” on page 4-13
)
d. Speakers (see
“Speakers” on page 4-15
)
e. Palm rest (see
“Palm rest” on page 4-16
)
f. Solid-state module (see
“Solid-state module” on page 4-20
)
g. Top cover (see
“Top cover” on page 4-22
)
Remove the USB board and cable:
1. Disconnect the USB board cable
1
from the system board.
2. Release the USB board cable from the clips
2
built into the base enclosure.
3. Remove the Phillips PM2.5×3.0 screw
3
and the Phillips PM2.5×9.0 screw
4
that secure the USB board to the
base enclosure.
4. Remove the USB board and cable
5
.
Reverse this procedure to install the USB board and cable.
