Omron CQM1H - PROGRAM Programming Manual page 534

Troubleshooting Flowcharts
I/O Check
Start
(See note)
Is the IR 10500 out-
put indicator operat-
ing normally?
Yes
Check the voltage at the
IR 10500 terminals.
Operation OK?
Yes
Check output device
SOL1.
The I/O check flowchart is based on the following ladder diagram section.
No
Wire correctly.
No
No
Is output wiring
correct?
Yes
Disconnect the external wires
and check the conductivity of
each wire.
Yes
Operation OK?
(LS1) (LS2)
00002 00003
10500
10500
SOL1 malfunction.
Replace terminal
connector.
No
Yes
Is terminal
block making prop-
er contact?
No
Replace the Output
Unit.
The error may be due to a blown fuse
or output transistor malfunction.
Section 8-7
SOL1
Monitor the ON/OFF
status of IR 10500
with a Peripheral
Device.
Operation OK?
Yes
No
A
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