
Installing The Chassis Intrusion Switch
1. Insert the intrusion switch into the bracket on the power supply and slide it
over to secure it.
2. Connect the intrusion cable to the system board.
3. Install the
drive cage
.
4. Install the
front bezel
.
5. Install the
cover
.
6. Follow the procedures in
After Working Inside Your Computer
.
22
Summary of Contents for OptiPlex 990 Desktop
Page 6: ...23 Contacting Dell 93 Contacting Dell 93 ...
Page 10: ...10 ...
Page 28: ...28 ...
Page 41: ...16 Remove the system board from the chassis 41 ...
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