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4.3 Mechanism Fine Adjustment to Avoid Ribbon Wrinkles 
 
This printer has been fully tested before delivery. There should be no ribbon wrinkle 
presented on the media for general-purpose printing application. Ribbon wrinkle is related to 
the media thickness, print head pressure balance, ribbon film characteristics, print darkness 
setting…etc. In case the ribbon wrinkle happens, please follow the instructions below to 
adjust the printer parts.