The I/O connector controls input and output of signal, and it includes 1 I/O input
terminal, 1 I/O output terminal and 1 RS-232 converter or half duplex RS-485 port.
Port description:
Port Name Description
1 AGND analog ground
2 485B/RXD
3 485A/TXD
4 DGND digital ground
5 +12V max. output current:100mA
6 I/O-OUT
7 I/O-IN
8 hold hold
7.2 Example about I/O
Notes: the current(+12V) output to the peripheral equipment should not exceed
100mA, otherwise the overloading is possible to damage the AV adapter and inner
components.
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