Installing The System Board - Dell OptiPlex 7070 Service Manual

Installing the system board

1. Hold the system board by its edges, and align it towards the back of the system.
2. Lower the system board into the system chassis until the connectors at the back of the system board align with the slots on
the chassis, and the screw holes on the system board align with the standoffs on the system chassis [1,2].
3. Replace the single screw used as a mounting point for M.2 SSD drive, the standoff single (#6-32) screw and the 5 screws
that secure the system board to the system [1, 2, 3].
64 Removing and installing components