asus asus
CPU Upgrade and Jumper Setting for PVI-486SP3 Motherboard
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* Am486DX-SV8B
* i486DX4-&EW
* i486DX2-&EW(P24D)

JP18 1-2, 4-5 short
JP19 1-2, 5-6 short
JP20 1-2 short
JP21 1-2, 3-4, 5-6 short
JP22 1-2 open for 3x clk, (1-2 short for 2x clk)
JP23 3-4 short for WB, (2-3 short for WT)
JP24 1-2, 4-5 short

* Am486DX4-NV8T
* Am486DX2-NV8T
* Am486DXL4,DXL2

JP18 1-2, 5-6 short
JP19 4-5 short
JP20 4-5 short
JP21 all open
JP22 4-5 short
JP23 5-6 short & 2-3 open for 3x clk, (2-3 short for 2x clk)
JP24 1-2, 4-5 short

* Intel 486DX,DX2-&E
* i486DX4,DX4ODP-&E
* OverDrive/i487SX

JP18 1-2, 5-6 short
JP19 1-2, 5-6 short
JP20 1-2, 5-6 short
JP21 1-2 short
JP22 all open for 3x clk, (1-2 short for 2x clk)
JP23 all open
JP24 1-2 short

* Intel SL486SX,SX2
* Intel NonSL486SX,SX2

JP18 1-2, 5-6 short
JP19 1-2, 5-6 short
JP20 1-2, 5-6 short
JP21 1-2 short
JP22 all open
JP23 all open
JP24 2-3 short

* Cx486DX4(3.45V)
* Cx486DX2-V(3.6V/4V)
* Ti486DX2-G(3.45V)
* Ti486DX4(3.45V)
* Cx486DX,DX2

JP18 2-3, 5-6 short
JP19 2-6, 5-6 short
JP20 2-3 short
JP21 2-3 short
JP22 2-3 short
JP23 1-2 short (all open for Cyrix 486DX,DX2)
JP24 1-2 short

* Cx486DX4-P/O
* Cx5x86(M1sc)

JP18 1-2, 5-6 short
JP19 1-2, 5-6 short
JP20 1-2 short
JP21 1-2 short
JP22 1-2 open for 3x clk, (1-2 short for 2x clk)
JP23 all open
JP24 1-2 short

* UMC-U5S
* Am486SX

JP18 5-6 short
JP19 4-6 short
JP20 4-5 short
JP21 all open
JP22 4-5 short
JP23 5-6 short
JP24 2-3 short

* Intel P24T

JP18 1-2, 4-5 short
JP19 1-2, 5-6 short
JP20 5-6 short
JP21 1-2 short
JP22 all open
JP23 3-4 short for WB (2-3 short for WT)
JP24 1-2 short

* Am5x86-P75(x5-133Mhz)

JP18 1-2, 4-5 short
JP19 1-2, 5-6 short
JP20 1-2 short
JP21 1-2 3-4, 5-6 short
JP22 1-2 open for 3x clk,(1-2 short for 4x clk)
JP23 3-4 short for WB (2-3 short for WT)
JP24 1-2, 4-5 short

* Cx5x86(M1sc)-133Mhz

JP18 1-2, 5-6 short
JP19 1-2, 5-6 short
JP20 1-2 short
JP21 1-2 3-4, 5-6 short
JP22 1-2 open for 3x clk,(1-2 short for 4x clk)
JP23 all open
JP24 1-2 short

CPU Voltage Setting
Clock Speed JP7
All opther CPUs 3.45Volt 1&2
Cyrix DX2-V, 3.6Volt 2&3

VT8228 Clock Generator
ClockJP25JP26JP27JP28
25Mhz1&22&31&22&3
33Mhz1&22&32&31&2
40Mhz1&21&21&22&3
AV9155 Clock Generator
ClockJP25JP26JP27JP28
25Mhz1&22&32&31&2
33Mhz1&21&22&31&2
40Mhz1&22&31&21&2



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Last-Madified: 01/07/97