h.
Remove the keyboard (see
Keyboard on page 53
)
i.
Remove the top cover (see
Top cover on page 57
)
j.
Remove the RTC battery (see
RTC battery on page 62
)
k.
Remove the display assembly (see
Display assembly on page 63
)
l.
Remove the system board shield (see
System board shield on page 66
)
m.
Remove the smart card reader (see
Smart card reader on page 74
)
n.
Remove the system board (see
System board on page 76
)
Remove the fan/heat sink assembly:
1.
Position the system board right side up.
2.
Disconnect the fan cable from the system board.
3.
Position the system board upside down.
4.
In the order indicated on the heat sink, loosen the four Phillips captive screws
(1)
that secure the
heat sink to the base enclosure.
Component replacement procedures
79
