TYAN S1572 ATX User Manual page 11

Reset Connector: J8 pin 22-23
Flash EPROM: JP2
This jumper should be left at the factory default.
Keylock Connector: J25
S1572-001-01 http://www.tyan.com
Pinout Assignment
22 Power Good
23 Ground
JP2 1-2
Pinout Assignments
1 Led
2 No Connect
3 Ground
4 Keylock
5 Ground
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