TYAN S1572 ATX User Manual page 10

BIOS Voltage Select: JP2 (Default is 5V)
JP2
J8 Jumper Block:
CPU Select: Default P54C, P55C(MMX), & Cyrix
These jumpers need not be changed. The system
will auto-detect your CPU type.
CMOS Reset: JP1(Default Battery On)
To reset CMOS, jumper JP1 on pins 2-3 for two
seconds, then jumper it back to pins 1-2.
S1572-001-01 http://www.tyan.com
BIOS 5V BIOS 12V
1-2 2-3
Desc. PIN#
Soft Power 1-2
Ext SMI 3-4
IR1 8-11
Pri HDD LED 13-14
Sec HDD LED 15-16
PWR LED 18-20
Reset SW 22-23
Speaker 24-27
P54C,
P55C(MMX)
Cyrix
JP11 Off
JP12 Off
JP13 On
Battery On CMOS Reset
1-2 2-3
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