ASROCK P41C-DE, Installation Manual

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ASRock P41C-DE Motherboard
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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 1066 DDR3 1333 / DDR2 1066
CPU FSB1066 FSB1333
Jumper
Settings
FSB2: 1-2 FSB2: 4-5
FSB3: 2-3 FSB3: 1-2
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 (except FSB533-CPU) 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 (except FSB533-CPU) 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.
FSB2 / FSB3 Jumper
(FSB2, 5-pin jumper, see p.2 No. 29)
(FSB3, 5-pin jumper, see p.2 No. 29)
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