Operating instructions
Error messages
Icon Designation Possible cause Action
Dongle missing No dongle is inserted
Insert the dongle in the control unit
Dongle empty No data is saved on the
dongle
Save data to the dongle
Wrong dongle type The dongle is incorrectly
formatted for the desired
function
• Use another dongle
• Format dongle
Wrong machine
class
Data dongle is not formatted
for Class 511
• Use another dongle
• Format dongle
Format-ID error • Dongle has been
incorrectly formatted
• Dongle defective
• Reformat dongle
• Use a different dongle
Unknown dongle
type
• Dongle has been
incorrectly formatted
• Dongle defective
• Reformat dongle
• Use a different dongle
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