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Tyan Computer TYAN S1471 User Manual

Page 10

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S1471-001-01 http://www.tyan.com

Reset Connector: J41

Pinout Assignment
1

Power Good

2

Ground

Turbo LED Connector: J48

Pinout Assignment
1

Cathode

2

Anode

Flash EPROM: J50

This jumper should be left at the factory default.

J50

1-2

Keylock Connector: J47

Pinout Assignments
1

Led Output

2

No Connect

3

Ground

4

Keylock

5

Ground

CMOS Resest/Password Reset: J45(Default off)

If you at anytime need to reset the CMOS because you have forgotten
your password do the following.

If your system has the Dallas DS12887A chip, just power down the
machine and close jumper J45for five seconds. Then open the jumper
and power on the machine. Your CMOS will be cleared.

If your system has the Dallas DS12B887 chip, your system must be
powered on when you close jumper J45. It only needs to be closed
for a couple of seconds. Then remove the jumper and your CMOS
will be cleared.