TYAN S8026, Manual

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19
J194: CMOS Clear Jumper
Normal ( Default )
Pin 1 2 3
Signal Vbat P0_Vddbt_Rtc_G GND
1-2 Normal RTC Reset (DEFAULT)
2-3 Clear RTC Registers
You can reset the CMOS settings by using this jumper. This can be
useful if you have forgotten your system/setup password, or need to
clear the system BIOS setting.
1. Power off system and disconnect power connectors from the
motherboard.
2. Remove the jumper from Pin_2 and Pin_3 (Default setting).
3. Move the jumper cap to close Pin_1 and Pin_2 for several seconds
to Clear CMOS.
4. Put jumper cap back to Pin_2 and Pin_3 (Default setting).
5. Reconnect power connectors to the motherboard and power on
system.
Clear CMOS
J120: BUZZER Disable Jumper
Pin
1 2 3
4
Signal VCC5 NA BUZ_1 BUZ_2
Pin 3-4 Closed: Normal Mode ( Default )
Pin 2-3 Closed: Disable PC Beep
Pin 1-4 Closed: Use the External Speaker
DOM_5V_PW1/DOM_5V_PW2: SATA DOM Power Connector
Signal Pin Pin Signal
GND
1 2
VCC5
J190: BMC COM PORT2 (RX) Jumper
Signal Pin Pin Signal
BMC_COM2_RXD
1 2
RXD_2
BMC_COM5_RXD
3
1-2: BMC COM Port2(Default)
2-3: BMC COMSOLE Port5