Dell OptiPlex 3040 - Installing the Coin Cell Battery; Removing the Heat Sink Assembly; Installing the Heat Sink Assembly

Installing the coin cell battery
1. Hold the coin cell battery with the "+" sign facing up and slide it under the securing tabs at the
positive side of the connector.
2. Press the battery into the connector until it locks into place.
3. Close the front bezel door.
4. Install the:
• bezel
• cover
5. Follow the procedure in After Working Inside Your Computer.
Removing the heat sink assembly
1. Follow the procedure in Before Working Inside Your Computer.
2. Remove the:
• cover
• bezel
3. Open the front bezel door.
4. To remove the heat sink assembly:
a. Disconnect the heat sink assembly cable from the connector on the system board [1].
b. Loosen the captive screws that secure the heat sink assembly to the system board [2, 3, 4, 5].
c. Lift the heat sink assembly away from the computer [6].
Installing the heat sink assembly
1. Place the heat sink assembly on the processor.
2. Tighten the captive screws to secure the heat sink assembly to the system board.
3. Connect the heat sink assembly cable to the connector on the system board.
4. Close the front bezel door.
5. Install the:
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