Jetway Computer NC9BU - Manual (Page 20)

15
(5) HDMI SPDIF Out header (2-pin): HDMI_SPDIF
The SPDIF output is capable of providing digital audio to external speakers or
compressed AC3 data to an external Dolby digital decoder. Use this feature only
when your stereo system has digital input function.
HDMI_SPDIF Header
GND
1 2
HDMI_SPDIF_OUT1
(6)
Serial Port Connectors (9-Pin female): COM1
Serial COM Port 9-pin Block
DTR
Pin1 Pin6
DCD DSR
RXD RTS
TXD
GND
GTS
RI
Pin5