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Microprocessor Module
Dell Precision™ M70 Service Manual
Removing the Microprocessor Module
CAUTION: Before performing the following procedures, read the safety instructions in your Product Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as the back panel) on the computer.
NOTICE: Do not touch the microprocessor die. Press and hold the microprocessor down on the substrate on which the die is mounted while turning the cam screw to prevent intermittent contact between the cam screw and microprocessor.
NOTICE: To avoid damage to the microprocessor, hold the screwdriver so that it is perpendicular to the microprocessor when turning the cam screw.
1.Follow the instructions in "Preparing to Work Inside the Computer."
2.Remove the display assembly.
3.Remove the keyboard.
4.Remove the palm rest.
NOTICE: To ensure maximum cooling for the microprocessor, do not touch the heat transfer areas on the microprocessor
5.Remove the microprocessor thermal-cooling assembly.
6.Loosen the ZIF socket holding the microprocessor. To loosen the ZIF socket, use a small, flat- blade screwdriver and rotate the
NOTICE: When removing the microprocessor module, pull the module straight up. Be careful not to bend the pins on the microprocessor module.
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7.Lift out the microprocessor module.
