Setup Utility
In the AP, you can set up baud rate and upgrade firmware.
Self-Test
The self-test is independent of any other equipment or software.
It checks the printer mechanisms, setting, and firmware version.
1. Make sure the paper roll has been installed properly.
2. Turn off the printer and close the printer cover
3. Turn on the power while holding FEED button till print feeds paper
and then release FEED button. The self-test begins
4. The self-test prints the current printer setting and provides the
control firmware version
5. After printing the current printer setting, self-test printing will print
the following, and pause.
If you want to continue self-test, please press FEED button.
6. Press the FEED button to continue printing. The printer prints a
pattern using the built-in character set.
7. The self-test automatically ends and cuts the paper after printing
the following.
*** completed ***
8. Please re-start to exit self-test.
4.
Troubleshooting
PAPER red light is “On”
Paper roll is nearly end. Install a new paper roll.
ERROR red light is “On”
Make sure that the printer cover is properly closed.
Or turn off the printer and check if the cutter was seized.
ERROR light is “Off”, but noting is printed.
Try to run the self-test to check that the printer works properly.
Printer can not feed paper
1. Turn off the power and open the printer cover. If there is a paper
jam, remove the jammed paper.
Caution: Do not touch the print head, because it could be very
hot after continuously printing.
2. If the jammed paper is caught in the cutter, open the cutter cover
by a coin. Then turn the knob in the direction indicated by the
arrow as shown below. After the cutter blade draws back to the
lowest position, remove the jammed paper.
5.
Quick Manual
S320
Thermal Receipt Printer
