TYAN S8226, User Manual

Page: 21 / 96

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21
JP1/JP2: COM2 Function Switch Jumper
1
3
Pin 1-2 Closed: SIO to COM2 ( Default )
1
3
Pin 2-3 Closed: BMC UART2 to COM2
JP3: Clear CMOS Jumper
3
1
Normal ( Default )
1 3
Clear CMOS
You can reset CMOS by using this jumper if you have
forgotten your system/setup password or need to clear BIOS
setting.
1. Power off system and disconnect both power connectors
from the motherboard.
2. Use jumper cap to close Pin_2 and Pin_3 for seconds to
Clear CMOS.
3. Put jumper cap back to Pin_1 and Pin_2 (default setting).
4. Reconnect power & power on system.
JP4: Chassis Intrusion Header
1
Use this header to trigger the system chassis
intrusion alarm.
JP5: Front Panel ID LED Header
1
Use this header to disable the ID LED.
J10: Port 80 Header (reserved)
Signal Pin Pin Signal
VDD 1 2 FRAME_L
LAD0 3 4 KEY PIN
LAD1 5 6 RESET
LAD2 7 8 GND
LAD3 9 10 CLOCK