Dell OptiPlex 3070 Micro Service Manual

Installing optional module

1. To install the optional card:
   1. Place and align the optional card to its place in the system.
      
   2. Replace the two (M2X3.5) screws and two screws to secure the optional card to the system chassis [1,2]
   3. Connect the optional card cable to the connector in the system board [3].
      
2. Install the:
   1. Side cover
   2. 2.5 inch hard drive assembly
3. Follow the procedure in After working inside your computer.