Manual

support.dell.com Checking Inside the System 6-1
CHAPTER 6
Checking Inside the System
NOTE: To perform these troubleshooting tasks, you must connect a keyboard, mouse,
and monitor to your system.
This chapter provides troubleshooting procedures for components inside the system.
Before you start any of the procedures in this chapter, perform the following steps:
• Perform the procedures described in “Checking Connections and Switches” and
“The System Setup Program” in Chapter 2, “Checking the Basics.”
• Read the safety instructions in “Safety First—For You and Your System.”
You need the following items to perform the procedures in this chapter:
• The Dell PowerVault 735N Resource CD
• A blank, formatted 3.5-inch diskette
• The Dell PowerVault 735N Systems User's Guide
• The key to the system keylock
NOTE: When you see the question “Is the problem resolved?” in a troubleshooting
procedure, perform the operation that caused the problem.
Safety First—For You and Your System
The procedures in this guide require that you open the system doors and work inside
the system. While working inside the system, do not attempt to service the system
except as explained in this guide and elsewhere in Dell documentation. Always follow
the instructions closely.
WARNING FOR YOUR PERSONAL SAFETY AND PROTECTION OF THE
EQUIPMENT
Before starting to work on the system, perform the following steps in the
sequence listed:
1. Turn off and disconnect your system and peripherals from their power
sources (unless you are installing or removing a hard-disk drive). Also, dis-
connect any telephone or telecommunication lines from the system.
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