TOP > Adjusting the Product > Flow of Printing Operations > Operations in Dispenser Mode > Dispenser Mode, Backfeed Before Printing, and with Pulse Input (Head Check Enabled) Dispenser Mode, Backfeed Before Printing, and with Pulse Input (Head Check Enabled) Operation Timing Chart *1 Keep the PRIN (print start) signal to "Low" until the PREND (print end) signal is outputted. Back to top