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INDEX > 2.System Configulation > 2.5 DIP-SW / Jumper Selection<br />

4) JP405, JP406<br />

J8(DSUB-9P) output switching<br />

1-2: RS232C (factory default)<br />

2-3: RS422<br />

By switching the position of the jumper plug, it is possible to output transmitted and<br />

received signals level RS232C or RS422 from the J8 (DSUB-9P). PIN configuration is<br />

bellow.<br />

PIN RS232C<br />

1 RESERVE i<br />

RS422<br />

RXD-<br />

2 RXD RXD+<br />

3 TXD TXD+<br />

4 RESERVE i TXD-<br />

5 GND GND<br />

6 NC NC<br />

7 RESERVE i RESERVE i<br />

8 RESERVE i RESERVE i<br />

9 NC NC<br />

i. Do not connect to external device<br />

2-18

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