SUPER MICRO Computer I2DMR-8G2 - Manual (Page 23)

Chapter 2: Installation
2-3
1. Place the retention mechanism (P/N SKT-0147-RM-IT2) on the mother-
board as shown in the picture below:
2. Secure the retention mechanism onto the motherboard by screwing
three (3) 6-32 4.5MM screws into the mounting holes on the back of the
motherboard.
1.) Place the retention
mechanism on the
motherboard
2.) Screw in three 6-32
4.5mm screws on the
reverse side of the
motherboard
B. Installing the Heatsink Retention Mechanism on the
Motherboard