ASRock 939Dual-VSTA User Manual - Page 17

2.4 Expansion Slots (Future CPU Port, PCI Slots, PCIE Slots, and AGP Slot) There are 1 Future CPU Port, 3 PCI slots, 2 PCIE slots, and 1 AGP slot on 939DualVSTA motherboard. Future CPU Port (Yellow-Colored Port): Future CPU Port allows you to upgrade your AMD K8 939-Pin CPU to AM2 940-Pin CPU by installing an add-on ASRock AM2CPU Board into this future CPU Port on 939Dual-VSTA motherboard. Before you upgrade the K8 939-Pin CPU to AM2 940Pin CPU, it is necessary to adjust the jumper settings for those required jumpers on 939Dual-VSTA motherboard. Please refer to the table below for the correct jumper settings. This yellow-colored Future CPU Port is not an AGP slot! Please do NOT insert any AGP card into it! CPU Type 939-Pin CPU (Default) Jumper Settings 3 2 J3 3 2 J1 3 2 J4 3 2 J2 3 2 J7 3 2 J5 3 2 J8 3 2 J6 2_3 J11 2_3 J10 2_3 J9 AM2 940-Pin CPU (Using add-on ASRock AM2CPU Board) 2 1 J3 2 1 J1 2 1 J4 2 1 J2 1_2 J11 1_2 J10 1_2 J9 2 1 J7 2 1 J5 2 1 J8 2 1 J6 17