Self-test Printing errors such as dot missing can be checked on self-test mode. In addition, Post-Printing Verification Settings, and media position detection setting can be checked. Follow the steps below to run the self-test. 1 Set the die-cut label, receipt or continuous label which length is 90 mm or more. 2 Run “Printer power ON/OFF”, then verify that the printer is off. 3 Click [ON] in “Printer power ON/OFF” while pressing the paper feed button. Following test pattern is printed. Post-Printing Verification Setting Media Position Detection 156