User's Manual

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4.3 Self-test
Printer will print the printer configuration after media sensor calibration. Self-test
printout can be used to check if there is any dot damage on the heater element,
printer configurations and available memory space.
Note: Self-test printout requires 4” wide paper width.
Printer model name & Main board firmware version
Printer serial number
Printed mileage
Main board firmware checksum
Serial port setting
Code page
Country code
Print speed
Print darkness
Label size (width, height)
Gap/Black mark (vertical gap, offset)
Sensor sensitivity
Battery voltage
Print head temperature
Print head average resistance
Bad dots of print head
WiFi settings information (option)
File management information
Print head test pattern