Before removing the processor, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery on page 45
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 46
)
b.
Optical drive (see
Optical drive on page 49
)
c.
Keyboard (see
Keyboard on page 56
)
d.
Top cover (see
Top cover on page 58
)
e.
Speaker assembly (see
Speaker assembly on page 61
)
f.
Display assembly (see
Display assembly on page 73
)
g.
System board (see
System board on page 80
)
h.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 87
)
Remove the processor:
1.
Turn the processor locking screw
(1)
one-half turn counterclockwise until you hear a click.
Component replacement procedures
91
Summary of Contents for COMPAQ PRESARIO G42
Page 4: ...iv Safety warning notice ...
Page 143: ......
