Dell XPS 14 (L401X, Late 2010) - Manual (Page 86)

86 Processor Module
11 Turn the top-cover assembly over.
12 Remove the processor fan and heat-sink assembly (see "Removing the
Processor Fan and Heat-Sink Assembly" on page 79).
CAUTION: To prevent intermittent contact between the ZIF-socket cam screw
and the processor when removing or replacing the processor, press to apply slight
pressure to the centre of the processor while turning the cam screw.
CAUTION: To avoid damage to the processor, hold the screwdriver so that it is
perpendicular to the processor when turning the cam screw.
13 To loosen the ZIF socket, use a small, flat-blade screwdriver and rotate the
ZIF-socket cam screw counterclockwise until it comes to the cam stop.
1 ZIF socket 2 processor module
3 pin-1 corner 4 ZIF-socket cam screw
1
2
4
3