HP ProLiant 4500 Compaq ProLiant 4500R Rack-Mountable Servers Maintenance and - Page 3

Preface - compaq proliant 4500r

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v PREFACE This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when servicing the Compaq ProLiant 4500R Family of Servers. Compaq Computer Corporation reserves the right to make changes to Compaq ProLiant Servers without notice. Symbols The following text and symbols mark special messages throughout this guide: WARNING: Text set off in this manner indicates that failure to follow directions in the warning could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of data. IMPORTANT: Text set off in this manner presents clarifying information or specific instructions. NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of information. Technician Notes WARNING: Only authorized technicians trained by Compaq should attempt to repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, no one should attempt to make repairs at the component level or to make modifications to any printed wiring board. Improper repairs can create a safety hazard. Any indications of component replacement or printed wiring board modifications may void any warranty. CAUTION: To properly ventilate your system, you must provide a minimum of 30 inches (76.2 cm) of clearance at the back and 25 inches (63.5 cm) of clearance at the front of the rack. CAUTION: The computer is designed to be electrically grounded. To ensure proper operation, plug the AC power cord into a properly grounded AC outlet only. Maintenance and Service Guide

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v
Maintenance and Service Guide
PREFACE
This
Maintenance and Service Guide
is a troubleshooting guide that can be used for
reference when servicing the Compaq ProLiant 4500R Family of Servers.
Compaq Computer Corporation reserves the right to make changes to Compaq
ProLiant Servers without notice.
Symbols
The following text and symbols mark special messages throughout this guide:
WARNING:
Text set off in this manner indicates that failure to follow
directions in the warning could result in bodily harm or loss of life.
CAUTION:
Text set off in this manner indicates that failure to follow
directions could result in damage to equipment or loss of data.
IMPORTANT:
Text set off in this manner presents clarifying information or
specific instructions.
NOTE:
Text set off in this manner presents commentary, sidelights, or interesting
points of information.
Technician Notes
WARNING:
Only authorized technicians trained by Compaq should
attempt to repair this equipment. All troubleshooting and repair proce-
dures are detailed to allow only subassembly/module level repair. Be-
cause of the complexity of the individual boards and subassemblies, no
one should attempt to make repairs at the component level or to make
modifications to any printed wiring board. Improper repairs can create a
safety hazard. Any indications of component replacement or printed
wiring board modifications may void any warranty.
CAUTION:
To properly ventilate your system, you must provide a
minimum of 30 inches (76.2 cm) of clearance at the back and 25 inches
(63.5 cm) of clearance at the front of the rack.
CAUTION:
The computer is designed to be electrically grounded.
To ensure proper operation, plug the AC power cord into a properly
grounded AC outlet only.