Specifications

5. Remove the TouchPad button board (4).
Reverse this procedure to install the TouchPad button board.
Optical drive connector cable
NOTE: The optical drive connector cable is included in the Optical Drive Hardware Kit, spare part
number 681227-001.
Before removing the optical drive connector cable, follow these steps:
1. Shut down the computer.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
Battery on page 34), and then remove the following components:
a. Service door (see
Service door on page 35)
b. Hard drive (see
Hard drive on page 36)
c. Optical drive (see
Optical drive on page 39)
d. Keyboard (see
Keyboard on page 46)
e. Top cover (see
Top cover on page 49)
Remove the optical drive connector cable:
1. Disconnect the optical drive connector cable (1) from the system board.
2. Release the optical drive connector cable from the clip (2) built into the base enclosure.
3. Release the clip (3) built into the base enclosure that secures the optical drive connector to
the base enclosure.
Component replacement procedures 55