6 workstation precautions, 7 grounding equipment and methods – Compaq V5100 User Manual

Page 88

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4–6

Maintenance and Service Guide

Removal and Replacement Preliminaries

4.6 Workstation Precautions

Use the following grounding precautions at workstations:

■

Cover the workstation with approved static-shielding material
(refer to

Table 4-2, “Static-Shielding Materials”

).

■

Use a wrist strap connected to a properly grounded work
surface and use properly grounded tools and equipment.

■

Use conductive field service tools such as cutters,
screwdrivers, and vacuums.

■

When fixtures must directly contact dissipative surfaces, use
fixtures made only of static-safe materials.

■

Keep the work area free of nonconductive materials such
as ordinary plastic assembly aids and Styrofoam.

■

Handle electrostatic-sensitive components, parts, and
assemblies by the case or PCM laminate. Handle these
items only at static-free workstations.

■

Avoid contact with pins, leads, or circuitry.

■

Turn off power and input signals before inserting or removing
connectors or test equipment.

4.7 Grounding Equipment and

Methods

Grounding equipment must include either a wrist strap or a
foot strap at a grounded workstation.

■

When seated, wear a wrist strap connected to a grounded
system. Wrist straps are flexible straps with a minimum of
one megohm ±10% resistance in the ground cords. To provide
proper ground, wear a strap snugly against the skin at all times.
On grounded mats with banana-plug connectors, use alligator
clips to connect a wrist strap.

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