Functions; 4- 1．Self Test Printing - SANEI ELECTRIC SK1-21A Technical Manual

4．Functions
4- 1．Self test printing
The printer prints characters and barcodes at self test printing.
● Printing method
① Turn ON the power switch while pressing the FEED switch.
② When the LED lights up and the printer starts printing, release the FEED button.
③ After completing the self test printing, the printer goes to Standby mode.
SK1-21A/31A
[Printing samples]
２９