Removing The Intrusion Switch; Installing The Intrusion Switch; Removing The Memory Module - Dell Precision Tower 3420 Owner's Manual

b. cover
6. Follow the procedure in

Removing the intrusion switch

1. Follow the procedure in
2. Remove the:
a. cover
b. heat sink fan cover
3. To remove the intrusion switch:
a. Disconnect the intrusion switch cable from the connector on the system board [1, 2].
b. Slide the intrusion switch and lift it away from the computer [3].

Installing the intrusion switch

1. Insert the intrusion switch into the slot on the chassis.
2. Connect the intrusion switch cable to the system board.
3. Install the:
a. heat sink fan cover
b. cover
4. Follow the procedure in

Removing the memory module

1. Follow the procedure in
2. Remove the:
a. cover
b. hard drive
c. optical drive
3. To remove the memory module:
a. Press the memory module retention tabs on both sides of the memory module.
b. Lift the memory module from the memory module connector on the system board.
After Working Inside Your
Before Working Inside Your
After Working Inside Your
Before Working Inside Your
Computer.
Computer.
Computer.
Computer.
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