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Iii. installation, Cyrix cpu identification, Jumpers) iii. inst alla tion – Asus P/I-P55T2P4S User Manual

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ASUS P/I-P55T2P4S User’s Manual

11

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.

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]

CPU Vcore Voltage Selection

2.9 Volts
VRE

VID0

VID1

VID2

VID3

2.8 Volts
STD (Def)

VID0

VID1

VID2

VID3

2.7 Volts

VID0

VID1

VID2

VID3

2.5 Volts

VID0

VID1

VID2

VID3

(Jumpers)

III. INST

ALLA

TION