What reason my ACHI A3 Roll DTF Printer can't nozzle check and print ?

Firstly , The driver of ACHI A3 Roll DTF Printer may be automatically deleted by anti-virus software .

Below video to help you check the driver whether work normal

https://youtu.be/oWGqsh6b31Y

In other hand , it is better to use windows safty center to provide computer .

The reason is some anti-virus software ,like McAfee will frequestly automatically delete your file on computer .

Secondly , Gold USB drive of ACHI A3 Roll DTF Printer do not connect computer very well .

The Gold USB is the key to ensure the printer software work normal .

The computer of Some customers only 1 or 2 USB port , They had to use USB adapter to connect gold USB drive as below .

But The quality of USB adapter is not stable or not good , The printer software can not recognize the gold USB .

Then , It leads to ACHI A3 Roll DTF Printer can not receive the printing task from computer .

The solution is remove other device ,directly connect gold USB drive to computer .

Thirdly , after replace mainboard ,The printer can not be controlled by software.

The  solution is to select and bind the printer again in software .

The printer link as below for customers reference 

https://achiuvdtfprinter.com/collections/frontpage/products/2023-new-upgrade-13-single-head-a3-dtf-direct-to-film-roller-version-l1800-r1390-printer-with-oven