
6 80MM Thermal Receipt Printer User Manual
The indicator light on indicates that the printer is connected to the power supply, this light off indicates that the
printer power is off.
5 (error) light (Error)
When the printer is missing paper, print head overheating, the lid is not closed well etc., the indicator lights will
flashing.
Self-test
Printer self-test method are as follows: when the printer connected to the power adapter, press (feed) key and open
the printer power at the same time, released the button after approximately 2 seconds, printers will print out
current printer status and settings.
Hex Number System
When the printer connected to the power adapter, press (feed) key and open the printer power at the same time,
released the button after approximately 6 seconds. The printer prints out the words "Dump Hexadecimal".
Printer Restore Factory Settings
When the printer connected to the power adapter, press (feed) key and open the printer power at the same time,
released the button after approximately 10 seconds, printer is restored to factory settings.
Cutter Stuck Maintenance
Solution 1: Press the power switch to turn off the printer power, restart, let the cutter back.
Solution 2: Open the printer cover, rotating the printing head cutting knife gear, let the cutter return to its initial
position, open the cover and install paper roll then can print normally.