Asus TXP4-X - Manual (Page 16)

16 ASUS TXP4-X User’s Manual
III. INSTALLATION
(Jumpers)
III. INST
ALLA
TION
Compatible Cyrix CPU Identification
The only Cyrix CPU that is supported on this motherboard is
labeled Cyrix 6x86 PR166+ but must be Revision 2.7 or later.
Look on the underside of the CPU for the serial number. The
number should read G8DC6620A or later.
3. Voltage Regulator Output Selection (VID0, 1, 2, 3)
These jumpers set the voltage supplied to the CPU. The voltage regulators will auto-
matically detect and switch between Single Power Plane & Dual Power Planes.
Intel Pentium (P54C)
(75MHz-200MHz) Pentium MMX (P55C)
(150MHz-233MHz) AMD-K6
(PR166 and faster) AMD-K5
(PR75-PR133) IBM/Cyrix 6x86(MX)
(PR166 and faster) IBM/Cyrix 6x86(M1)
(PR166 and faster)
Manufacturer CPU Type Single Plane Dual Plane VID3 VID2 VID1 VID0
Intel/AMD/IBM/Cyrix P54C/CS/K5/M1 3.5V(VRE) ---- [----] [2-3] [2-3] [1-2]
AMD K6-PR166,200 ---- 2.9 Volts
Intel/AMD P54C/CS/K5 3.4V(STD) ---- [----] [2-3] [2-3] [2-3]
Intel/IBM/Cyrix P55C/6x86MX ---- 2.8 Volts
AMD K6-PR233 ---- 3.2 Volts [----] [1-2] [2-3] [2-3]
R
Voltage Regulator Output Selection
1.8 Volts
VID1 VID0 VID2
1
2
3
VID3 VID1 VID0 VID2
1
2
3
VID3 VID1 VID0 VID2
1
2
3
VID3
1
2
3 1
2
3 1
2
3
1.9 Volts 2.5 Volts
2.9 Volts 2.8 Volts 2.7 Volts
1
2
3 1
2
3 1
2
3
3.5 V 3.4 V 3.2 Volts * *
* Setting these two jumpers’ VID1 to
[2-3] or [----] (removed) will result in
the same voltages, respectively.