Tyan Computer TIGER MP S2460 - Manual (Page 12)

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2.6 Setting up Jumpers and Onboard Connectors
2.6-A. Front Panel Connector (J12)
Your chassis will usually come with connectors to install onto
the motherboard, such as HDD and Power LEDs. The Front
Panel Connector has been implemented for such purposes.
2.6-B. CMOS Reset (J21)
If you have been locked out of your system because you forgot your password or set the CMOS incor-
rectly, or have just finished flashing your BIOS follow the instructions below.
By following this procedure, you will erase your password and reset the CMOS.
1. Power off the system, and disconnect the power supply
2. Close pins 2-3 on J21
3. Wait about three seconds
4. Close pins 1-2 on J21, then power on the system again
Pinouts for certain connectors are available on the Tyan website: http://www.tyan.com
* default is 1-2
J21
1-2
normal
2-3
clear
9
HDD L
E
D
GN
D
SWI
T
CH
7
8
10
+5
VCC
SPEAKE
R
12 14
11 13 15 17
16 18
no c
onn
ect
no c
onn
ect
19
20 21
22 23
24 25
26 5 3
4 6
Abbreviations
Reset RST
PWR Power
SLP Sleep
1
2
VCC
G
ND
RST
SW
SPEAKER
PWR
SW
GN
D
SWI
T
CH
SLP
SW
GN
D
SWI
T
CH
PWR
LED
KEY
LK
VCC
no c
onn
ect
GN
D
GN
D
KEYL
O
C
K