Dell Precision 400 Service Manual (.pdf) - Page 77

Removing and Replacing Parts in the Mini Tower Cha..., Recommended Tools

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Chapter 5 Removing and Replacing Parts in the Mini Tower Chassis This chapter provides procedures for removing the components, assemblies, and subassemblies in the Dell WorkStation 400 mini tower systems. If you are servicing a Dell WorkStation 400 midsize system, use Chapter 4, "Removing and Replacing Parts in the Midsize Chassis." Unless otherwise noted, each procedure assumes the following: • You have performed the steps in "Precautionary Measures" found later in this chapter. • You have removed the computer cover. • You can replace or reinstall a part by performing the removal procedure in reverse order unless additional information is provided. Recommended Tools Most of the procedures in this chapter require the use of one or more of the following tools: • Small flat-blade screwdriver • Wide flat-blade screwdriver • #1 and #2 Phillips-head screwdrivers • 1/4-inch nutdriver • Tweezers or long-nose pliers Also, use a wrist grounding strap as explained in the next section, "Precautionary Measures." Removing and Replacing Parts in the Mini Tower Chassis 5-1

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Removing and Replacing Parts in the Mini Tower Chassis
5-1
Chapter 5
Removing and Replacing Parts
in the Mini Tower Chassis
T
his chapter provides procedures for removing the components, assemblies,
and subassemblies in the Dell WorkStation 400 mini tower systems. If you are
servicing a Dell WorkStation 400 midsize system, use Chapter 4, “Removing
and Replacing Parts in the Midsize Chassis.”
Unless otherwise noted, each procedure assumes the following:
You have performed the steps in “Precautionary Measures” found later in
this chapter.
You have removed the computer cover.
You can replace or reinstall a part by performing the removal procedure in
reverse order unless additional information is provided.
R
ecommended Tools
Most of the procedures in this chapter require the use of one or more of the fol-
lowing tools:
Small flat-blade screwdriver
Wide flat-blade screwdriver
#1 and #2 Phillips-head screwdrivers
1/4
-inch nutdriver
Tweezers or long-nose pliers
Also, use a wrist grounding strap as explained in the next section, “Precaution-
ary Measures.”