22
IR infrared module Headers
IR1
Pin 1
GND
+5VX
IRRX
GND
IRTX
2
5
6
(11) Serial COM Port header: COM1
COM1 is a 9-pin RS232 connector.
Serial COM Port 9-pin Block
Pin1
(12) SPDIF Out header: 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
1
GND
2
HDMI_SPDIF_OUT