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Why does my keypad not allow me to change the contrast on the ATV61 and ATV71?

Cannot change contrast

Product Line:
ATV61, ATV71

All models and serial numbers

The menu 7.4 Keypad parameters is accessible if access level is set to Advanced or Expert.  The value of the contrast parameters, standby time are stored in the keypad and not in the drive.  Check the software version of the drive if it's an old version these parameters might not appears.

Purchase current version level keypads.

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