Dell Optiplex 7450-8428 [32/77] Intrusion switch

c system board shield

d speaker cover

e cable cover

f back cover

g stand

5 Follow the procedure in After working inside your computer.

Intrusion switch

Removing the intrusion switch

1 Follow the procedure in Before working inside your computer.

2 Remove the:

a stand

b back cover

c cable cover

d speaker cover

e system board shield

f power supply unit

g VESA mount bracket

3 To remove the intrusion switch:

a Disconnect the intrusion switch cable from the connector on the system board [1].

b Unthread the intrusion switch cable from the retention clips on the computer [2].

c Remove the screw that secures the intrusion switch to the computer [3].

d Slide and lift the intrusion switch away from the computer [4].

4 Perform the following instructions as shown in the illustration:

a Remove the screw that secures the intrusion switch to the chassis [1].

b Slide and lift the intrusion switch to remove it from the computer [2].

32 Извлечение и установка компонентов