How to test epson printhead using multimeter tester

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How to test epson printhead using multimeter Ignore my dirty hands and nails due to ink spills L110 L120 L210 L220 L360 L3110 etc with the same printhead Testing using diode mode inverted polarity Red probe on pin 22 and black probe on pin 1. Send some love : Gcash : 09260363503

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