Asus CROSSHAIR IV FORMULA User Guide - Page 48

2.4.3 Installing a DIMM Ensure to unplug the power supply before adding or removing DIMMs or other system components. Failure to do so may cause severe damage to both the motherboard and the components. 1. Unlock a DIMM socket by pressing the retaining clip outward. 2. Align a DIMM on the socket such that the notch on the DIMM matches the DIMM slot key on the socket. DIMM notch 2 DIMM slot key 1 Unlocked retaining clip A DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DIMM into a socket in the wrong direction to avoid damaging the DIMM. 3. Hold the DIMM by both of its ends, then insert the DIMM vertically into the socket. Apply force to both ends of the DIMM simultaneously until the retaining clip snaps back into place, and the DIMM cannot be pushed in any further to ensure proper sitting of the DIMM. 3 Locked Retaining Clip Always insert the DIMM into the socket VERTICALLY to prevent DIMM notch damage. 2.4.4 Removing a DIMM 1. Press the retaining clip outward to unlock the DIMM. 2. Remove the DIMM from the 2 socket. 1 2-22 Chapter 2: Hardware information