Microprocessor module, Removing the microprocessor module – Dell Latitude C840 User Manual
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Microprocessor Module
Dell™ Latitude™ C840 Service Manual
Removing the Microprocessor Module
1.
Follow the instructions in "
Preparing to Work Inside the Computer
."
2.
Remove the
keyboard
.
3.
Remove the
hinge cover
.
4.
Remove the
microprocessor thermal-cooling assembly
.
5.
Remove the microprocessor module.
a.
Loosen the cam screw that secures the microprocessor module. The location of the screw and the rotation direction may vary with the socket
manufacturer; look for small icons indicating open and locked positions.
Microprocessor Cam Screw (Example)
NOTICE:
Disconnect the computer and attached devices from electrical outlets and remove any installed batteries.
NOTICE:
To avoid ESD, ground yourself by using a wrist grounding strap or by periodically touching unpainted metal on the computer.
NOTICE:
To ensure maximum cooling for the microprocessor, do not touch the heat transfer areas on the microprocessor thermal-cooling assembly. The
oils in your skin reduce the heat transfer capability of the thermal pads.
NOTICE:
When removing the microprocessor module, pull the module straight up. Do not bend the pins.
NOTICE:
To avoid damage to the microprocessor, hold the screwdriver so that it is perpendicular to the microprocessor when loosening the cam screw
NOTICE:
Hold the microprocessor down while turning the cam screw to prevent intermittent contact between the cam screw and microprocessor.