Jumper Settings; Jp1 Ð Cmos Ram Clear Selector; Jp4 Ð Dimm Voltage Selectors; Jp3 Ð Cpu Type Selector - PCchips M575V12 User Manual

Hardware Configuration

Jumper Settings

JP1 – CMOS RAM
Clear Selector*
Description Setting
1 3
Normal Mode
Clear CMOS 1 3
(default)
JP3 – CPU Type Selector
CPU Setting
A B
P55C
1
(Dual Voltage)
(default)
A B
P54C
1
(Single Voltage)
JP6 – CPU Core Voltage Selectors
Vcc Setting Vcc
2.5V 3.2V
A B C D E F A B C D E F
2.8V
3.3V
(default)
A B C D E F A B C D E F
2.9V 3.5V
A B C D E F A B C D E F
* Make sure that the setting is set to Normal Mode before installing the
mainboard.
** The setting must be set to 3.3V position for all Synchronous DRAM.
13
JP4 – DIMM Voltage
Selectors**
Voltage Setting
Selectors
5V 1
5V
3.3V
5V 1
3.3V
3.3V
(default)
Example
Intel MMXª,
AMD K6, IBM/Cyrix
6x86L/6x86MX(M2)
Intel P54C, IDT C6, AMD K5,
IBM/Cyrix 6x86
Setting Vcc Setting
2.2V
A B C D E F