Troubleshooting
Troubleshooting
Please also refer to chapter
General Notes
.
i
Note
Pixel errors in the TFT display are production-caused and represent
no complaint-reason!
Fault correction
Fault Cause Measures
No Control Panel function
No power supply to Control Panel
Cable not connected
Check power supply cable
1. Correctly connect cable
2. Call Beckhoff Service
Control Panel boots, software
starts, but control does not operate
correctly
The cause of the error is in the
software or in parts of the
equipment outside the control panel
Call the manufacturer of the
machine or the software
The Control Panel has only partial
function, or only functions some of
the time, for instance the picture is
dark or absent
Faulty fluorescent bulb in the
display
Defective components in control
panel
Replace fluorescent tube in
the display in accordance
with description
Call Beckhoff Service
CP77xx
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