Dell OptiPlex 3070 Micro Service Manual

Removing heat sink blower

1. Follow the procedure in Before working inside your computer.
2. Remove the Side cover.
3. To remove the heat sink blower:
   1. Press the blue tabs on both sides of the heat sink blower [1].
   2. Slide and lift the heat sink blower to release it from the system [2].
   3. Turn the heat sink blower over to remove it from the system [2][3].
      
      
4. Disconnect the speaker cable [1] and heat sink blower cable [2] from the connectors on the system board.