Dell OptiPlex 3070 Micro Service Manual

Removing optional module

1. Follow the procedure in Before working inside your computer.
2. Remove the :
   1. Side cover
   2. 2.5 inch hard drive assembly
3. To remove the optional card:
   1. Disconnect the optional-card cable from the connector on the system board [1].
   2. Remove the two (M2X3.5) screws and two screws that secure the optional card to the system chassis [2, 3].
      
      
   3. Pull and lift the optional card away from the system.