Omron CPM2C-S100C Operation Manual page 234

Troubleshooting Flowcharts
I/O Check
Malfunction of SOL1
IR 01003 output indicator
operating normally?
Check the voltage at the
IR 01003 terminals.
Operation OK?
Check output device
SOL1.
212
The I/O check flowchart is based on the following ladder diagram section.
Is the
No
Yes
No
Yes
Yes
(LS1) (LS2)
00002 00003
01003
Wire correctly.
No
Is output wiring
correct?
Yes
Disconnect the external wires
and check the conductivity of
each wire.
No
Operation OK?
Section 9-5
01003
SOL1
SOL1 malfunction.
Monitor the ON/OFF
status of IR 01003
with a Programming
Device.
Operation OK?
Yes
Replace the CPU Unit, Ex-
pansion Unit, or Expansion
I/O Unit with the problem.
No
A
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