User`s manual

2-4
Test of CTS/RTS
Check the [CTS] and [RTS] signals.
1. Jump pins, 4(RTS) and 5(CTS) of CN1.
2. The test is OK if the [CTS] lamp and the [RTS] lamp turn on at the same time that the [RTS] switch is
pressed. Similarly, the test is OK if the [CTS] turns off at the same time that the [RTS] is turned off.
Signal Test of RS-485 in CN1
Select [CN1] and [RS-485] in [Communication Port] by pressing each switch.
Loop-back Test
Check the [SD] and [RD] signals.
1. Jump each pin, 12 and 24, 13 and 25 of CN1.
2. The test is OK, if the [OK] lamp turns on when the [Self-Loop Test] switch is pressed.
CTS
Self-Loop
Test
RTS
NG
OK
CTS
Self-Loop
Test
RTS
NG
OK
CTS
Self-Loop
Test
RTS
NG
OK
CTS
Self-Loop
Test
RTS
NG
OK
CTS
Self-Loop
Test
RTS
NG
OK
CN1
MJ1
MJ2
RS232C
RS485
Communication Port
CTS
Self-Loop
Test
RTS
NG
OK
CN1
MJ1
MJ2
RS232C
RS485
Communication Port
CTS
Self-Loop
Test
RTS
NG
OK
CN1
MJ1
MJ2
RS232C
RS485
Communication Port
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