l.
Remove the system board shield (see
m. Remove the smart card reader (see
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:
●
Remove the SIM (see
●
Remove the memory modules (see
memory module on page
●
Remove the WLAN module (see
●
Remove the WWAN module (see
●
Remove the modem module (see
●
Remove the heat sink (see
Remove the system board:
1.
Position the computer right-side up, with the front toward you.
2.
Remove the ExpressCard or ExpressCard slot holder.
3.
Peel back the adhesive strip (2) on the system board to reveal one of the two screws required to
remove the system board.
4.
Remove the two Phillips M2.0×4.0 screws (2) that secure the system board to the base
enclosure.
System board shield on page
Smart card reader on page
SIM on page
45)
Primary memory module on page 43
56)
WLAN module on page
WWAN module on page
Modem module on page
Fan/heat sink assembly on page
66)
74)
and
Secondary
48)
51)
67)
78)
Component replacement procedures
77