# A3 DTF Fan-On firmware: suction fan keeps last state

- Source-Date (SAST): 2025-05-19 09:30
- Dest: both
- Review-after: 2027-08-31
- Status: current

## Facts

- Firmware folder: https://cncu.co.za/directTOFILM-DTF-Textile-Printer/PrintExp%20DTF%20Printer%20Control%20%26%20Alignment%20Software/Saved%20Firmware/
- This Fan-On firmware keeps the suction fan at its previous state: if you turn it on, it does **not** switch off after the print.
- Default firmware for new A3 DTF machines arriving from this date. White-channel left/middle/right files are on the later three-positions page.