Grounding for electrostatic breakdown prevention
2.4.2.
Some devices such as the DVD player use the optical pickup (laser diode) and the optical pickup will be damaged by static electric-
ity in the working environment. Proceed servicing works under the working environment where grounding works is completed.
2.4.2.1.
Worktable grounding
1. Put a conductive material (sheet) or iron sheet on the area where the optical pickup is placed, and ground the sheet.
2.4.2.2.
Human body grounding
1. Use the anti-static wrist strap to discharge the static electricity form your body.
10