Sun Microsystems Ultra 5, Service Manual

Page: 103 / 258

5-1
C H A P T E R
5
Preparing for Component
Replacement
This chapter describes the activities you must do to prepare for removal and
replacement of internal system components.
Note –
It is very important that you review the safety requirements, symbols, and
precautions in this chapter before you begin to remove or replace system
components.
This chapter contains the following topics:
■
Section 5.1 “Safety Requirements” on page 5-1
■
Section 5.2 “Safety Symbols” on page 5-2
■
Section 5.3 “Safety Precautions” on page 5-2
■
Section 5.4 “Tools Required” on page 5-4
■
Section 5.5 “Powering Off the System” on page 5-5
■
Section 5.6 “Removing the System Cover” on page 5-8
■
Section 5.7 “Attaching the Wrist Strap” on page 5-9
5.1 Safety Requirements
For protection, observe the following safety precautions when setting up the
equipment:
■
Follow all cautions, warnings, and instructions marked on the equipment.
■
Ensure that the voltages and frequency rating of the power receptacle match the
electrical rating label on the equipment.
■
Never push objects of any kind through openings in equipment. Objects may
touch dangerous voltage points or short components, resulting in fire or electric
shock.
■
Refer servicing of equipment to qualified personnel.