Tyan Computer TYAN S1471 - Manual (Page 9)

9 S1471-001-01 http://www.tyan.com
Memory Voltage SIMMs: Some EDO memory uses 3.3V.
Damage to system can result if these are set incorrectly!
Volts J5 J7 J9 J11 J3 J6 J8
Default 5V On On On On Off Off Off
3.3V Off Off Off Off On On On
Memory Voltage DIMMs: Default is 5V.
Volts JP1 JP2 JP3
Default 5V 1-2 1-2 1-2
3.3V 2-3 2-3 2-3
CPU Multiplier: J40 and J39
J40 J39 Multiplier
off off x1.5
on off x2
on on x2.5
off on x3
Host Bus Setting: J15
J15 Host Speed PCI Speed
1-2,3-4 50MHz 25MHz
1-2 66.67MHz 33.33MHz
3-4 60MHz 30MHz