Dell 755 Personal Computer User Manual


 
92 Desktop Computer
NOTICE: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables
from the system board.
Chassis Intrusion Switch
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
NOTE: The chassis intrusion switch is standard on the ultra small form factor computer but is optional on mini
tower, desktop, and small form factor computers; it may not be present on your computer.
Removing the Chassis Intrusion Switch
1
Follow the procedures in "Before You Begin" on page 21.
2
Remove the computer cover (see "Removing the Computer Cover" on page 90).
1 drive bays (media card
reader or floppy drive,
optical drive and hard drive)
5 card slots
2 power supply 6 heat sink assembly
3 optional chassis-intrusion
switch
7 front I/O panel
4 system board
1
2
4
5
3
6
7