Dell PY760 manual Removing the Processor Module, 202

3Tighten the four captive screws, labeled "1" through "4," in consecutive order.

Processor Module

CAUTION: Only trained service technicians are authorized to remove or replace the component covered by the following procedure. See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against electrostatic discharge.

Removing the Processor Module

CAUTION: Before you begin the following procedure, follow the safety instructions in the 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 processor die. Press and hold the processor down on the substrate on which the die is mounted while turning the cam screw to prevent intermittent contact between the cam screw and processor.

NOTICE: To avoid damage to the processor, hold the screwdriver so that it is perpendicular to the processor when turning the cam screw.

NOTICE: To help prevent damage to the system board, remove the main battery (see "Before Working Inside Your Computer" on page 156) before working inside the computer.

1Follow the instructions in "Before Working Inside Your Computer" on page 156.

2Remove the hinge cover (see "Removing the Hinge Cover" on page 173).

3Remove the keyboard (see "Keyboard" on page 174).

4Remove the display assembly (see "Removing the Display Assembly" on page 176).

5Remove the palm rest (see "Removing the Palm Rest" on page 193).

NOTICE: To ensure maximum cooling for the processor, do not touch the heat transfer areas on the processor thermal-cooling assembly. The oils in your skin reduce the heat transfer capability of the thermal pads.

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Adding and Replacing Parts