Hardware Cmos & Password Reset - TYAN S1846 Tsunami ATX User Manual

Chapter 3
Onboard Resource Settings
CMOS Settings
J P 2
1.
2.
Hardware CMOS & Password Reset
3.
procedure
If you have been locked out of your system because you forgot your
password or set the CMOS incorrectly, follow the instructions below.
1. Power off the system
2. Set jumper JP2 to pins 2 and 3 (see previous page for
3. Wait for 2 seconds, then return jumper JP2 to pins 1 and 2.
4. Power on the system again.
By following this procedure, you will erase your password and reset the
CMOS to the BIOS defaults.
InfraRed/Floppy Drive Settings
I R F /
2 F
1 I R 1 / F D
J8 External Pin Assignments
i P s n
F u n t c o i n
A s s g i n m e t n
D e a f u t l R s e t e
1 2 - 2 3 -
location of JP2).
D D J P 4
D D
O N
D D ( e a f u ) t l
O F F
1 2 - 6 1 - 0
P o w r e
I f n a r R e d
O / n O f f
6 = 5 V
1 = o n o / f f 8 I = R R X
2 = 5 V S B 9 = G N D
1 0 I = R T
J P 7 J P 8
2 3 - 1 2 -
1 2 - 2 3 -
1 3 1 - 6 1 8
H D D L E D P o w r e
1 3 = 5 V
1 8 = l S e e
1 5 = L E D -
2 0 = P o w
1 6 = L E D +
X
30
2 - 0 2 2 2 - 3
R s e t e
L E D
S w c t i h
p L E D 2 2 = G N D 2
r e L E D 2 3 = R s e t e
2
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JP2
JP4
J8
JP7, JP8
2 4 2 - 7
S p a e k r e
2 4 = 5 V
6 = n I e t n r l a
S p a e k r e
7 = S p a e k e - r