Operation Manual

Error messages
Pictogram Designation Possible cause Elimination
Dongle missing no dongle inserted
Insert dongle into the control unit
Dongle empty no data stored on the
dongle
save data on the dongle
wrong
type of dongle
Dongle has the wrong
format for the required
function.
• use another dongle
• Format the dongle
wrong machine class
Data dongle is not
formatted for Class 531.
• use another dongle
• Format the dongle
Format ID error
• Dongle not correctly
formatted
• Dongle defective
• Format the dongle again
• use another dongle
unknown dongle
type
• Dongle not correctly
formatted
• Dongle faulty
• Format the dongle again
• Use another dongle
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