Replacing the Microprocessor Module

Advance Technical Repair of Laptops Motherboard

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Q NOTICE: Seating the microprocessor module properly in the ZIF socket does not require force.

(J) NOTICE: A microprocessor module that is not properly seated can result in an intermittent connection, or permanent damage to the microprocessor and ZIF socket.

1. Align the pin-1 corner of the microprocessor module with the pin-1 corner of the microprocessor socket on the system board and insert the microprocessor module.

Q NOTICE: You must position the microprocessor module correctly in the ZIF socket to avoid permanent damage to the module and the socket.

When the microprocessor module is correctly seated, all four corners are aligned to the same height. If one or more corners of the module are higher than the others, the module is not seated correctly.

NOTICE: Hold the microprocessor down while turning the cam screw to prevent intermittent contact between the cam screw and microprocessor (see "Microprocessor Modules").

2. Tighten the ZIF socket by turning the cam screw clockwise to secure the microprocessor module to the system board assembly.

3. Update the BIOS using a flash BIOS update program diskette or CD.

Yià NOTE: For instructions to update or flash the BIOS, see the Dell Portable Computer BIOS Update Guide.

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