Tyan Computer Tyan S1598 Jumper Settings Quick Reference, See pages 14-16 for details on Jumpers

Jumper Settings Quick Reference

CPU Bus Speed Settings

Bus Speed	JP4	JP5	JP6
60MHz	2-3	2-3	2-3
66MHz	1-2	2-3	2-3
75MHz	1-2	1-2	2-3
83MHz	1-2	2-3	1-2
95MHz	2-3	1-2	1-2
100MHz	1-2	1-2	1-2

CPU Clock Multiplier

Multiplier	JP1	JP2	JP3
2.5x	ON	ON	OFF
3x	OFF	ON	OFF
3.5x	OFF	OFF	OFF
4x	ON	OFF	ON
4.5x	ON	ON	ON
5x	OFF	ON	ON
5.5x	OFF	OFF	ON

CPU Core Voltage Settings

CPU Voltage	JP8	JP9	JP10	JP11	JP12
1.3V	OFF	OFF	OFF	OFF	ON
1.4V	OFF	ON	OFF	OFF	ON
1.5V	OFF	OFF	ON	OFF	ON
1.6V	OFF	ON	ON	OFF	ON
1.7V	OFF	OFF	OFF	ON	ON
1.8V	OFF	ON	OFF	ON	ON
1.9V	OFF	OFF	ON	ON	ON
2.0V	OFF	ON	ON	ON	ON
2.1V	ON	OFF	OFF	OFF	OFF
2.2V**	OFF	ON	OFF	OFF	OFF
2.3V	ON	ON	OFF	OFF	OFF
2.4V	OFF	OFF	ON	OFF	OFF

CPU Voltage	JP8	JP9	JP10	JP11	JP12
2.5V	ON	OFF	ON	OFF	OFF
2.6V	OFF	ON	ON	OFF	OFF
2.7V	ON	ON	ON	OFF	OFF
2.8V	OFF	OFF	OFF	ON	OFF
2.9V	ON	OFF	OFF	ON	OFF
3.0V	OFF	ON	OFF	ON	OFF
3.1V	ON	ON	OFF	ON	OFF
3.2V	OFF	OFF	ON	ON	OFF
3.3V	ON	OFF	ON	ON	OFF
3.4V	OFF	ON	ON	ON	OFF
3.5V	ON	ON	ON	ON	OFF

CMOS Reset				Memory Clock
		JP13			Same as:			JP7
Default		1-2		CPU Clock			1-2
Reset CMOS		2-3		AGP Clock			2-3
	FAN Pin Assignments
			1	2		3
	FAN1, FAN2		GND	+12V		Fan Monitor

J3 External Pin Assignments

HDD		LED	VCC	1	2	Po wer LED	Pwr/Slp	LEDs
			LED	3	4	Gro und
Reset		Switch	Gro und	5	6	Po wer On /Off	Power	Switch
			Switch	7	8	Gro und
			VCC	9	10	Gro und
	Infrared		Receive	11	12	K/B Lock
			IRRX	13	14	Gro und	SMI	Switch
			Gro und	15	16	SM I Switch
			IRTX	17	18	Gro und

See pages 14-16 for details on Jumpers.

S1590 Trinity 100AT