L4IBMG2 / L4IBMGL2 V1.0b
9
VID4~VID0
12-pin
Core voltage
selector
jumper
See table for settings.
VID4 ~ VID0
1
JP1
–
Enables you to clear the BIOS. Refer to the following in-
structions:
1. Turn the system off.
2. Remove all ATX power connectors (including ATX1 and
ATX12V).
3. Short pins 2 and 3 on JP1.
4. Return the jumper to the normal setting.
5. Plug in all ATX power connectors.
JP3
–
Enables you to prevent the BIOS from being updated
(flashed). Open the jumper if you are going to update your
BIOS. After updating the BIOS, short the jumper to protect
the BIOS from being flashed.
JP4
–
Use this jumper to enable or disable built-in LAN network
adapter.
VID4 ~ VID0
–
Use this jumper to set the CPU voltage manually to improve
the CPU performance. However, do not change the
VID4~VID0 setting if you are not familiar with the CPU. This
may cause the system to become unstable or hang-up.
1
Open all pins = 1
1
Short pin 1and 2 = (auto by CPU d efault)
1
Short pin 2 and 3 = 0
VID4
VID3
VID2
VID1
VID0
VDAC
1
1
1
1
1
Off
1
1
1
1
0
1.100
1
1
1
0
1
1.125
1
1
1
0
0
1.150