Omron SYSMAC CS Series Operation Manual page 237

Troubleshooting Flowcharts
I/O Check
Start
(See note.)
Is the IR 00100 out-
put indicator operat-
ing normally?
Yes
Check the voltage at the
IR 00100 terminals.
Operation OK?
Yes
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 external wires and
check conductivity of each
wire of terminal for 00100.
Operation OK?
(LS1) (LS2)
00002 00003
00100
00100
SOL1 malfunction.
Replace the connec-
tor.
No
Yes
Is terminal
block making prop-
er contact?
No
Replace the Customiz-
able Counter Unit.
The error may be due to an output
transistor malfunction.
Section 9-5
SOL1
Monitor the ON/OFF
status of IR 00100
with a Peripheral
Device.
No
Operation OK?
A
To
Yes
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