III. INSTALLATION

Cyrix CPU Identification

The Cyrix CPU that is supported on this motherboard is labeled Cyrix 6x86 P166+ but must be Revision 2.7 and later. Look on the underside of the CPU for the serial number. The number should read G8DC6620A or larger.

7.CPU Voltage Regulator Selection (VID)

These jumpers set the voltage supplied to the CPU. Currently Intel’s new Pentium P55C 200MHz is now supported at 2.8Volts.

INSTALLATION

(Jumpers)

III.

 

 

 

Single Power Plane

VID0

VID1

VID2

VID3

2.9

Volts (VRE)

[short]

[open]

[open]

[open]

2.8

Volts (STD-Default)

[open]

[short]

[open]

[open]

2.7

Volts

[open]

[open]

[short]

[open]

2.5

Volts

[open]

[open]

[open]

[short]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VID3 VID2 VID1 VID0

VID3 VID2 VID1 VID0

VID3 VID2 VID1 VID0

VID3 VID2 VID1 VID0

2.9 Volts

2.8 Volts

2.7 Volts

2.5 Volts

VRE

STD (Def)

 

 

CPU Vcore Voltage Selection

ASUS P/I-P55T2P4S User’s Manual

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