Dell Vostro 3660, Owner'S Manual

Page: 19 / 57

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 panel door.
4 Follow the procedure in After working inside your computer .
Heat sink
Removing the heat sink assembly
1 Follow the procedure in Before working inside your computer .
2 Remove the:
a cover
b bezel
3 Open the front panel 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].
NOTE: Loosen the screws that secure the heat sink to the system board in the order of the callout numbers
[2, 3, 4, 5].
c Lift the heat sink assembly away from the computer [6].
Installing the heat sink assembly
1 Align the screws of the heat sink assembly with the holders on the system board.
2 Place the heat sink assembly on the processor.
3 Tighten the captive screws to secure the heat sink assembly to the system board.
NOTE: Tighten the screws on the system board in the order of the callout numbers as indicated in the removal
instructions.
4 Connect the heat sink assembly cable to the connector on the system board.
5 Close the front panel door.
Removing and installing components 19