Dell OptiPlex 3046 - Mini Tower - Removing the Coin Cell Battery; Installing the Coin Cell Battery; Removing the Heat Sink Assembly

Removing the coin cell battery
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 coin cell battery:
a Using a plastic scribe, release the coin cell battery until it pops out.
b Remove the coin cell battery from the connector on the system board.
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].
Removing and installing components 19