Dell Precision M70 - Manual (Page 14)

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Microprocessor Thermal-Cooling Assembly
Dell Precision™ M70 Service Manual
Removing the Microprocessor Thermal-Cooling Assembly
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 .
5. Loosen in consecutive order the four captive screws, labeled "1" through "4," that secure the microprocessor thermal-cooling assembly to the system
board.
6. Lift the microprocessor thermal-cooling assembly straight up and remove it from the system board.
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: Disconnect the computer and any attached devices from electrical outlets, and remove any installed batteries.
1 captive screws (4)
2 microprocessor thermal-
cooling assembly