8. Ground yourself by touching the unpainted metal surface of an I/O connector on the back of the computer.
NOTICE: While you work, periodically touch the I/O panel to dissipate any static electricity that might harm components.
Screw Identification
NOTICE: When reinstalling a screw, you must use a screw of the correct length. Otherwise, you could damage the hardware. Make
sure that the screw is properly aligned with its corresponding hole, and avoid overtightening.
When you are removing and replacing components, print the Table 1 placement mat as a tool to lay out and keep track of the component screws.
Table 1. Screw Placement Mat With Component Screw Counts and Sizes
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