Troubleshooting - Beckhoff CP29 0000 Series Installation And Operating Instructions Manual

Troubleshooting

6 Troubleshooting
Pixel errors
Pixel errors in the TFT display are production-caused and represent no complaint-
reason!
Note
Anomalies of the Touchscreen
Anomalies of the touchscreen sensor are production-caused and represent no
complaint-reason!
Note
Fault
The Control Panel shows no
function
Computer boots, software starts,
but control does not operate
correctly
Malfunction of the touchscreen
USB error while TwinCAT access
via USB
The Control Panel functions only
partially or only part of the time, e.g.
no or dark picture
26
Cause
No power supply to the Control
Panel/ Industrial PC
Cable not connected
Cause of the fault is either in the
software or in parts of the plant
outside the Industrial PC
Bad or missing ground connection
of the device
Bad or missing ground connection
of the user
Cycle time in TwinCAT is set on
10 ms (standard)
Faulty backlight in the display
Defective components in the
Control Panel
Measures
Check power supply cable
1. Correctly connect cable
2. Call Beckhoff Service
Call the manufacturer of the
machine or the software
Establish ground connection
User must stand on the floor
with ordinary shoes
Increase the cycle time up to
50 ms till 80 ms
Call Beckhoff Service
Call Beckhoff Service
CP29xx