ASRock K8Upgrade-NF3 Quick Installation Guide - Page 8

2.2 Installation of Memory Modules (DIMM) K8Upgrade-NF3 motherboard provides two 184-pin DDR (Double Data Rate) DIMM slots. Please make sure to disconnect power supply before adding or removing DIMMs or the system components. Step 1. Unlock a DIMM slot by pressing the retaining clips outward. Step 2. Align a DIMM on the slot such that the notch on the DIMM matches the break on the slot. The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation. Step 3. Firmly insert the DIMM into the slot until the retaining clips at both ends fully snap back in place and the DIMM is properly seated. 2.3 Expansion Slots (Future CPU Port, PCI Slots and AGP Slot) There are 1 Future CPU Port, 4 PCI slots and 1 AGP slot on K8Upgrade-NF3 motherboard. Future CPU Port (Yellow-Colored Port): Future CPU Port allows you to upgrade your AMD 754-Pin CPU to AMD 939-Pin CPU by installing an add-on ASRock 939CPU Board into this future CPU Port on K8Upgrade- NF3 motherboard. You may also install ASRock M2CPU Board into this future CPU Port on this motherboard to upgrade your AMD 754-Pin CPU to AMD 940-Pin (M2) CPU in the future. Before you upgrade the 754-Pin CPU to the 939-Pin CPU / 940-Pin (M2) CPU, it is necessary to adjust the jumper settings for those required jumpers on K8Upgrade-NF3 motherboard. Please refer to the table below for the correct jumper settings. 8 ASRock K8Upgrade-NF3 Motherboard English