Dell XPS One 20 (Mid 2008) - Manual (Page 34)

34 Replacing the Processor Heat Sink Assembly
7 Carefully lift the processor heat sink away from the computer.
NOTICE: Incorrect alignment of the processor heat sink can cause damage to the
system board and processor.
8 To replace the processor heat sink assembly, align the screw holes on the
processor heat sink assembly with the holes on the chassis.
9 Replace the five screws that secure the top end of the processor heat sink
assembly.
NOTICE: To prevent damage to the processor follow the marked sequence, this
ensures equal pressure on the processor at all times.
10 Use the marked sequence on the processor heat sink to tighten the four
captive screws at the lower end of the processor heat sink assembly.
11 Connect the processor fan cable to the CPU FAN connector on the system
board.
1 screws (4) 2 processor fan cable
3 captive screws (4)
1
3
2
A5_bk0.book Page 34 Thursday, March 7, 2013 11:23 AM