Cabezal de impresión compatible con Epson Pos TM-U220PD U220PD U220PA M188D TM-U220PA

After 24 hours, try executing the print head cleaning function. Standby for 30 minutes, clean the print head, standby for another 30 minutes, clean the print head again, and repeat this process. You'll notice the printing quality improving with each cycle.

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