DELL 530b Manuale Utente

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Removing and Installing Parts
105
Removing and Installing Parts
 
CAUTION: 
To guard against likelihood of electric shock, laceration by moving fan 
blades or other unexpected injuries, always unplug your computer from the 
electrical outlet before opening the cover.
 
CAUTION: 
Do not operate your computer with any cover(s) (including computer 
covers, bezels, filler brackets, front-panel inserts, and so on) removed.
 
CAUTION: 
Some of the parts described in this chapter may be replaceable by a 
certified service technician only and are not custom replaceable.
Before You Begin
This chapter provides procedures for removing and installing the components 
in your computer. Unless otherwise noted, each procedure assumes that the 
following conditions exist:
You have read the safety information in the Dell™ Product Information Guide.
A component can be replaced or—if purchased separately—installed by 
performing the removal procedure in reverse order.
Recommended Tools
The procedures in this document may require the following tools:
Small flat-blade screwdriver
Small Phillips screwdriver
Small plastic scribe
Flash BIOS executable update program on the Dell Support website at 
support.dell.com
book.book  Page 105  Monday, October 6, 2008  11:28 AM