OSEE LMW-420-4K, User Manual

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Device Features
27
PIN No. RS485 IN Terminal Signal RS485 OUT Terminal Signal
1,2 GND GND
3 Tx- Tx-
4 Rx+ Rx+
5 Rx- Rx-
6 Tx+ Tx+
7,8 NC NC
13.
Audio Input interface
It provides two audio(a pair) input interfaces, RCA connector. They are
labeled from left to right as AUDIO IN L, AUDIO IN R.
It is not supported presently.
14.
Audio Output interface
It provides two audio(a pair) output interfaces, RCA connector. They are
labeled from left to right as AUDIO OUT L, AUDIO OUT R.
15.
GPI
(DB9)
It assigns TALLY function to each pin of the GPI interface to realize a
tally control. Define a function to the GPI pin.
The relationship of the pins of GPI interface and its channel value is
shown in Table 4.2-2.
Table 4.2-2 The Relationship of GPI Pins and Channel Values
Pin No. Channel Value
Pin 1 GPI1
Pin 2 GPI2
Pin 3 GPI3
Pin 4 GPI4
Pin 5 GPI5
Pin 6 GPI6
Pin 7 GPI7
Pin 8 GPI8
Pin 9 GND
The relationship of the pins of GPI interface and tally control for
LMW-420-4K, LMW-550-4K, LMW-650-4K, LMW-840-4K are not
exactly the same, the difference are as shown in Table 4.2-3 and Table
4.2-4.