Sysmac CQM1 - Page 130

118
Power Supply Check
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
within acceptable limits.
Is Power indicator lit?
Tighten screws or
replace wires.
End
Yes
No
No
Yes
Yes
No
No
No
Is Power indicator lit?
Yes
No
Yes
Yes
Note The allowable voltage ranges for the CQM1 are as follows.
CQM1-PA203/PA206: 85 to 264 VAC
CQM1-PD026: 20 to 28 VDC
Troubleshooting Flowcharts
Section 4-6