4. Remove the battery (see Battery on page 46).
5. Remove the following:
a. Hard drive (see
Hard drive on page 52)
b. Optical drive (see
Optical drive on page 55)
c. Keyboard (see
Keyboard on page 60)
d. Switch cover (see
Switch cover on page 65)
e. Fan (see
Fan on page 67)
f. Heat sink (see
Heat sink on page 68)
g. Display assembly (see
Display assembly on page 74)
h. Top cover (see
Top cover on page 80)
i. ExpressCard board (see
ExpressCard board on page 83)
j. Audio board (see
Audio board on page 84)
k. Speaker (see
Speaker on page 87)
l. Rear cover (see
Rear cover on page 91)
m. SIM connector board (see
SIM connector board on page 93)
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:
●
SIM (see
SIM on page 47)
●
RTC battery (see
RTC battery on page 54)
●
Memory modules (see
Primary memory module on page 63 and Expansion memory module
on page 56)
●
WLAN module (see
WLAN module on page 58)
●
WWAN module (see
WWAN module on page 64)
●
Processor (see
Processor on page 72)
●
Optical drive connector board (see
Optical drive connector board on page 100)
Remove the system board:
1. Position the base enclosure with the rear panel toward you.
2. Remove the two Phillips PM2.5×3.0 broad-head screws (1) that secure the system board bracket
to the base enclosure.
3. Remove the two HM5.0×9.0 screw locks (2) that secure the system board bracket to the base
enclosure.
Component replacement procedures 97
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General
Weight and Dimensions
