Read This First - Dell PowerVault 735N Service Manual

Preface: Dell PowerVault 735N Systems Service Manual
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Preface: Dell™ PowerVault™ 735N Systems Service Manual

Read This First

Notes, Notices, Cautions, and Warnings
Read This First
A prerequisite for using this manual to service Dell computer systems is a basic knowledge of IBM®-
compatible systems/computers and prior training in IBM-compatible systems/computers troubleshooting
techniques. In addition to information provided in this manual and in the Dell PowerVault 735N Systems
User's Guide that came with the system, Dell provides the Dell PowerVault 735N Systems Installation and
Troubleshooting Guide for troubleshooting procedures and instructions on using Dell Diagnostics to test the
computer system.
The sections are summarized as follows:
"System Overview" — Overview of the system's service features and technical specifications.
"Basic Troubleshooting" — Initial checks and procedures used to solve basic system problems and
information on more detailed service and troubleshooting procedures to solve more complex problems.
"Codes and Error
system codes, warning messages, diagnostics messages, alert log messages, and SCSI hard-disk
drive indicator codes.
"Removing and Replacing
DIMMs, microprocessors, expansion cards, and SCSI devices.
"Jumpers, Switches, and
and servicing the system.
"Using the System Setup
configuration information stored in NVRAM on the system board.
Notes, Notices, Cautions, and Warnings
Throughout this manual, there may be blocks of text printed in bold type or in italic type. These blocks are
notes, notices, cautions, and warnings and they are used as follows:
NOTE: A NOTE indicates important information that helps you make better use of the system.
NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how
to avoid the problem.
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Messages" — POST beep codes, system messages, PERC 2/DC beep codes,
Parts" — Removal and replacement of all field-replaceable parts, including
Connectors" — Jumper or switch settings to change when troubleshooting
Program" — Using the System Setup program to change the system