Advanced Troubleshooting Guide

For basic guides such as How to Obtain IP address/How to set Manual/ Reset IP address, please click here to be able to search the exact method based on the model. Below will be further troubleshooting steps scenarios to look into that are very common. 

Sunmi Printers:

How to Factory Reset printer: 

• Press and hold back button then press on and hold feed button. 

Black Page/Random codes/Unclear Text:

• Try reset network settings on main cashier iPad

• Factory Reset Printer

Blank IP address range:

• Double press the back button, disconnect the ethernet cable then reconnect it. 

• Factory Reset Printer

Paper cutter not functioning:

• Try Cleaning the sensors

• Factory Reset

• Reset Network Settings on iPad

Paper Jam:

• Try Cleaning the sensors

• Factory Reset

• Reset Network Settings on iPad

Printing White:

• Try Flipping the paper first.

• Try Cleaning the sensors

• Factory Reset

• Reset Network Settings on iPad

Wifi set up (Certain models):

• Obtain IP address from printer

• Input IP address in Safari browser in the ipad to access the website

• No password/username just press enter

• Set up the wifi in the wifi network settings by inputting the SSID name and password.

Epson Printers

Stuck as manual or showing 192.168.192.168: 

* Common with Epson TM-m20ii

• Try putting it into port Lan 1

• Try factory reset one time

• Try replace the cable 

• Guide the client to use EpsonNet Config. (Guide) (App Link) 

  • Ensure to put the IP address in the same range as what is in the main cashier’s diagnostic IP address and not used by any other device. For example:
    
    If Cashier diagnostic IP address is: 192.168.5.63 then we put 192.168.5.X
    X = any number from 2-249 that is not used by other printers from Home > Devices. 

Wifi Set Up:

• Ensure client has the required epson wifi dongle

• If Epson m20 models:

  •  use the Epson Net Config app, go to the Wifi section, and just input the SSID and Password > Transmit

• If Epson M30 models:

  • Input IP address into Safari on main cashier, try epson as both username and password.

  • Go to the wifi settings, type in the SSID Name and Password, save.