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JP15: Automatic (BIOS) or Manual configuration
Use this 3-pin jumper to automatically (BIOS) or manually set the CPU
core voltage and system bus multiplier ratio. When set to manual
configuration, use the VID and BF jumpers to define proper configuration.
It is recommended that you set this jumper to automatic configuration.
Function Jumper Cap
Automatic configuration Short pins 1-2
Manual configuration Short pins 2-3
VID: Set CPU core voltage jumpers
Use this 3 x 5-pin jumper set to manually set the
CPU core voltage. See later in this chapter for
information on the core voltage setting required for
the processor that you have installed.
Pin Settings
Volt. VID0 VID1 VID2 VID3 VID4
Auto* 1-2 1-2 1-2 1-2 1-2
2.05V 2-3 2-3 2-3 2-3 2-3
2.00V All open 2-3 2-3 2-3 2-3
1.95V 2-3 All open 2-3 2-3 2-3
1.90V All open All open 2-3 2-3 2-3
1.85V 2-3 2-3 All open 2-3 2-3
1.80V All open 2-3 All open 2-3 2-3
1.75V 2-3 All open All open 2-3 2-3
1.70V All open All open All open 2-3 2-3
1.65V 2-3 2-3 2-3 All open 2-3
1.60V All open 2-3 2-3 All open 2-3
1.55V 2-3 All open 2-3 All open 2-3
1.50V All open All open 2-3 All open 2-3
1.45V 2-3 2-3 All open All open 2-3
1.40V All open 2-3 All open All open 2-3
1.35V 2-3 All open All open All open 2-3
1.30V All open All open All open All open 2-3
3.5V 2-3 2-3 2-3 2-3 All open
3.4V All open 2-3 2-3 2-3 All open
3.3V 2-3 All open 2-3 2-3 All open
3.2V All open All open 2-3 2-3 All open
3.1V 2-3 2-3 All open 2-3 All open
3.0V All open 2-3 All open 2-3 All open
2.9V 2-3 All open All open 2-3 All open
VID0
VID4
1 2 3
1 2 3
JP15