Specifications

●
WLAN module (see
WLAN module on page 62)
●
RTC battery (see
RTC battery on page 65)
●
Fan (see
Fan on page 69)
●
Heat sink (see
Heat sink on page 70)
●
Processor (see
Processor on page 75)
Remove the system board:
1. Disconnect the modem module cable (1) from the system board.
2. Remove the three Phillips PM2.5×4.0 screws (2) that secure the system board to the base
enclosure.
NOTE: Computer models equipped with UMA graphics subsystem memory will have a fourth
Phillips PM2.5×4.0 screw (3) securing the system board to the base enclosure.
3. Use the optical drive connector (1) to lift the right edge of the system board (2) until it rests at an
angle.
4. Remove the system board (3) from the base enclosure by sliding it up and to the right at an angle.
Component replacement procedures 93