Dell OptiPlex Micro Plus 7010 Owner's Manual page 70

Steps
1. At an angle, insert the front of the system board through the front of the chassis.
2. Place the system board on the chassis.
3. Align the screw holes on the system board to the screw holes on the chassis.
4. Replace the four screws (M3x5) that secures the system board to the chassis.
5. Replace the three screws (M3x4) that secures the system board to the chassis.
6. Place the speaker-support bracket on the system board.
7. Align the screw holes on the speaker-support bracket to the screw holes on the system board.
8. Replace the screw (M3x5) that secures the speaker-support bracket to the system board.
Next steps
1. Install the optional I/O module (VGA/HDMI/DP/Serial)
2. Install the processor.
3. Install the heat sink.
4. Install the memory.
5. Install the fan.
6. Install the speaker.
7. Install the wireless card.
8. Install the M.2 2230 solid-state drive
70 Removing and installing Field Replaceable Units (FRUs)
or the optional Type-C
or M.2 2280 solid-state drive, whichever applicable.
module, whichever applicable.