Tools Required; Electrostatic Discharge (Esd) Precautions - Sun Microsystems SPARCstation 5 Service Manual

Caution -
you have not performed similar operations on comparable equipment, do not attempt
to perform these procedures.

Tools Required

To remove and replace customer replaceable units (CRUs), you will need the
following tools and materials:
4 Small Phillips-head screwdriver
4 Small flat-blade screwdriver
4 Wrist strap
4 Antistatic surface
4 Volt-ohmmeter (VOM) for checking voltages and continuity
4 Needlenose pliers
4 Conductive foam to store chips
4 Container for screws
Electrostatic Discharge (ESD)
Precautions
Caution -
must remain plugged in to ensure a proper ground.
To minimize electrostatic discharge, observe the following precautions:
4 Hold the system board, SBus cards, DSIMMs, or system components only by the
edges.
4 When removing a board, card, or module from an antistatic bag, lay it on an
antistatic surface such as a Sun ESD mat, an antistatic bag, or a disposable
antistatic mat.
4 Do not place the boards, cards, or modules on an unprotected surface. Use a
cushioned antistatic mat or antistatic bag. Connectors and components have very
thin pins that bend easily.
SPARCstation 5 Service Manual ♦ Revision A, August 1994
40
Before you begin, carefully read each of the procedures in this manual. If
The system chassis power must be turned off, and the AC power cord