Ribbon tears off

Explanation

Printhead pressure too high

Help

Reduce printhead pressureRibbon is used thoroughly by a printed image covering the whole or nearly the whole width of the ribbon and thus weakened by the heat.

Adjust heat and speed.

Explanation

Unwind tension too high (problem of maintaining the slide clutch, TEC B-30)

Help

Reduce unwind tension

Explanation

Ribbon is slightly torn at one side and thus tears off

Help

Unwind some layers of the ribbon until faultless material appears.

Explanation

Insufficient backcoating

Help

Use a new ribbon from a different production (lotnumber !)