Omron CQM1H - PROGRAM

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Troubleshooting Flowcharts Section 8-7
Power Supply Check
Note Refer to CQM1H Operation Manual for the allowable voltage ranges for the
CQM1H.
Power indicator not lit.
Replace the Power
Supply Unit.
Is power being
supplied?
Is voltage adequate?
(See note.)
Are there any loose
terminal screws or bro-
ken wires?
Connect power
supply.
Is Power indicator lit?
Set supply voltage with-
in acceptable limits.
Is Power indicator lit?
Tighten screws or
replace wires.
End
Ye s
No
No
Ye s
Ye s
No
No
No
Is Power indicator lit?
Ye s
No
Ye s
Ye s