1 system board 2 M2.5 x 5-mm system board screws (2)
3 DC-in cable 4 card with Bluetooth technology cable connector
5 Optical drive cable 6 1394/USB daughter-card cable connector
7 speaker cable connector
Replacing the System Board Assembly
CAUTION: Before you begin the following procedure, follow the safety instructions that shipped with your
computer.
NOTICE: Ensure that any loose cables do not get caught beneath the system board.
This procedure assumes that you have completed the removal procedure Removing the System Board Assembly
.
1. Insert the left side of the system board into the base of the computer at an angle until the connectors on the system
board are aligned with the holes on the base of the computer, then carefully lower the system board into place.
2. Replace the three M2.5 x 5-mm screws on the system board.
3. Connect the 1394/USB daughter-card cable to the connector on the system board.
4. Disconnect the DC-in cable and speaker cable from the system board.
5. Replace the optical drive (see Replacing the Optical Drive
).
6. Replace the palm rest (see Replacing the Palm Rest
).
7. Replace the display assembly (see Replacing the Display Assembly
).
8. Replace the keyboard (see Replacing the Keyboard
).
9. Replace the hinge cover (see Replacing the Hinge Cover
).
10. Replace the fan (see Replacing the Fan
).
11. Replace the WLAN card (see Replacing a WLAN Card
).
12. Replace the hard drive (see Replacing the Hard Drive
).