100
I/O Check
The I/O check flowchart is based on the following ladder diagram section.
01003
00002
(LS1)
00003
(LS2)
SOL1 malfunction.
SOL1
01003
Yes
Monitor the ON/OFF
status of IR 01003
with a Peripheral De-
vice.
No
Is the IR 01003 out-
put indicator operat-
ing normally?
Check the voltage at the
IR 01003 terminals.
Wire correctly.
Operation
O.K.?
Is output wiring
correct?
Disconnect the external wires
and check the conductivity of
each wire.
No
Yes
Check output device
SOL1.
Operation
O.K.?
Replace the CPU Unit or
Expansion I/O Module
with the problem.
Yes
No
No
Operation
O.K.?
No
Yes
Yes
A
To
next
page
Malfunction of SOL1
Has the external
power supply shorted
or overloaded?
Yes
No
Correct the short cir-
cuit or limit the con-
nected load to the
specification range
Troubleshooting Flowcharts
Section 5 -6
Summary of Contents for CPM1A-20CAR-A
Page 3: ...ii...
Page 5: ...iv...
Page 9: ...iv...
Page 29: ...14 System Configuration Section 1 2...
Page 43: ...29 Unit Components Section 2 2...
Page 65: ...51 Wiring and Connections Section 3 4...
Page 123: ...Appendix B Dimensions 2 CPM1 CIF01 90 81 21 30 205 50 56 CPM1 CIF11 90 81 21 30 205 50 61...
Page 124: ...Appendix B Dimensions 3 Dimensions with Peripheral Devices Attached Approx 90 Approx 125...
Page 125: ...Appendix B Dimensions 4...
