TYAN GC68A-B8056 Service Engineer's Manual page 83

IDLED_BTN1: Rear IO ID LED Button
PWR_BTN1: System Power Button
RST_BTN1: System Reset Button
J6/J7: BMC Debug Pin Header
J8/J9: COM1 BIOS Debug Pin Header
Signal
FP_IDLED_BTN_N
Signal
GND
Signal
GND
Signal
BMC_TXD2
BMC_RXD2
BMC_TXD5
BMC_RXD5
Pin1-2 closed: Normal Mode
Pin2-3 closed: Debug Mode
Signal
BMC_TXD1
BMC_RXD1
FTDI_UART_RXD
FTDI_UART_TXD
Pin1-2 closed: Normal Mode
Pin2-3 closed: Debug Mode
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Pin Pin
1 2
Pin Pin
1,2 3,4
Pin Pin
1,2 3,4
Pin Pin
1
3
(Def ault)
Pin Pin
1
3
(Def ault)
83
Signal
GND
Signal
PWR_BTN1
Signal
FP_RST_BTN_N
Signal
TXD_OUT
2
RXD_OUT
Signal
TXD_OUT
2
RXD_OUT