Fsb1/Fsb2/Fsb3 Jumper - ASROCK G41M-S User Manual

FSB1 / FSB2 / FSB3 Jumper
(FSB1 / FSB2 / FSB3, 3-pin jumper, see p.10 No. 28)
Standard Setting:
If you adopt below DRAM / CPU configuration on this motherboard, you need to
adjust the jumpers. Please follow the instructions below to set up the jumpers.
Otherwise, the CPU and memory module may not work properly on this
motherboard.
DRAM DDR2 533
CPU FSB533
Jumper
FSB1
Settings
FSB2
FSB3
FSB1: 2-3
FSB2: 1-2
FSB3: 2-3
Overclocking Setting:
When you mount a FSB800 or FSB1066 CPU, and try to overclock to FSB1333 (by
BIOS setting) you may face the problem, that DRAM frequency will be overclocked
very high. Please use jumper to force NB to be strapped at higher frequency, so
the DRAM can work at lower frequency.
If you want to overclock the CPU you adopt to FSB1066 on this motherboard, you
need to adjust the jumpers. Please short pin4, pin5 for FSB2 jumper and pin4, pin5 for
FSB3 jumper. Otherwise, the CPU may not work properly on this motherboard.
Please refer to below jumper settings.
If you want to overclock the CPU you adopt to FSB1333 on this motherboard, you
need to adjust the jumpers. Please short pin3, pin4 for FSB2 jumper and pin4, pin5 for
FSB3 jumper. Otherwise, the CPU may not work properly on this motherboard.
Please refer to below jumper settings.
FSB1
FSB2
FSB3
DDR2 1066
FSB1066
FSB1
FSB2
FSB3
FSB1: 1-2
FSB2: 1-2
FSB3: 2-3
FSB1
FSB2
FSB3
FSB1
FSB2
FSB3
Default
FSB1333
FSB1
FSB2
FSB3
FSB1: 1-2
FSB2: 4-5
FSB3: 1-2
1 9 1 9 1 9
1 9 1 9