American Megatrends III - Manual (Page 15)

Chapter 1 Hardware Installation 11
Step 2 Configure CPU, Continued
JVR Set CPU Voltage Install Intel Pentium CPUs that adhere to either the standard or VRE
voltage specifications. VR1 and VR2 are 6-pin bergs that set CPU voltage.
VR1 is near the top of the CPU socket. VR2 is next to the CPU, near the edge
of the motherboard.
Standard and VRE Voltage This is the factory setting.
Pins 7 5 3 1
Pins 8 6 4 2
VR1 VR2
3.49V Standard and VRE
for Intel P54C CPUs
Pins 8 6 4 2
Pins 7 5 3 1
Standard Voltage
VR1 VR2
3.3V Standard
for Intel P54C CPUs
Pins 7 5 3 1
Pins 8 6 4 2
Pins 7 5 3 1
Pins 8 6 4 2
Mixed Voltage
VR1 VR2
2.8V and 3.3V
for Intel P55C CPUs
Pins 7 5 3 1
Pins 8 6 4 2 Pins 8 6 4 2
Pins 7 5 3 1
Cont’d