Fujitronic Programmable Operation Display UG520H-x Uživatelský manuál Strana 55

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Self-Loop Test
CTS
NG OK
RTS
Self-Loop Test
CTS
NG OK
RTS
CN1 RS-232C
MJ1 RS-485
MJ2
Communication Port
Self-Loop Test
CTS
NG OK
RTS
Self-Loop Test
CTS
NG OK
RTS
Self-Loop Test
CTS
NG OK
RTS
Self-Loop Test
CTS
NG OK
RTS
Signal Test of RS-485 in CN1
Select [CN1] and [RS-485] in [Communication Port] by pressing each switch.
Loop-back Test
Check the signals, [SD] and [RD].
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.
*
If the [NG] lamp turns on when the same switch as above is pressed, ask the
advice of your distributor.
Test of CTS/RTS
Check the signals, [CTS] and [RTS].
1
Jump each pin, 14(+RTS) and 19(+CTS), 17(-RTS) and 18(-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.
17 Operation of POD Main Menu
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