USB board (see USB board on page 65)

Power connector cable (see Power connector cable on page 66)

Display assembly (see Display assembly on page 68)

NOTE: When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board:

Memory module (see Memory module on page 47)

RTC battery (see RTC battery on page 81)

Fan/heat sink assembly (see Fan/heat sink assembly on page 83)

Processor (see Processor on page 89)

Remove the system board:

1.Disconnect the optical drive connector cable from the system board.

2.Remove the Phillips PM2.5×6.0 screw (1) that secures the system board to the base enclosure.

3.Lift the right side of the system board (2) until it rests at an angle.

Component replacement procedures

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