7
The test menu:
„ESC“ Button: cancel and return to main menu
„Printer“ Button: print out a test character set and test string set
energy level: change the print intensity (black level)
„Cutter“ Button: cutter test
„Drawer“ Button: open the cash drawer
„Sensors“ Button: shows and tests the sensors
„TFT“ Button: tests the operator displays with RGB and black / white colors
„LCD“ Button: test the customer display with letter and number sequences
contrast level: change the contrast of the display
„COM Port“ Button: tests the functionality of the COM ports
„Protocol“ Button: create a test protocol (for production only)