Geeetech

Hello, you can re-plug the LCD screen cable, there may be a problem with the cable. If it still cannot be removed, there may be a hardware problem. You can contact geeetech's technical support page for help.

Hello, it may be that your extruder is loose. You can observe whether the screws are loose and you can adjust them with a screwdriver. It may also be that your printing speed is too fast. The printing speed can be adjusted.

Hello, can you use USB to connect to a computer for control? There may be a problem with your LCD screen. If your motor does not move, try to swap the drivers on the motherboard to see if it can work normally. If you have any questions, you can go to the place shown in the figure and ask for help fr...

Hello, you can refer to the link below to install the driver.
viewtopic.php?f=21&t=60612

Hello,
Have you updated the a10 firmware with 3dtouch function? You can download it at the link below.
https://www.geeetech.com/download.html?download_id=30
This is the firmware installation kit tool. Firmware tool
https://www.geeetech.com/download.html?download_id=40
Regards.

Bonjour,
si vous souhaitez remplacer l'écran, veuillez trouver du personnel de support après-vente sur le site officiel de geeetech pour le remplacer.

Hello friends, here is ColorMixer1.2:
https://www.geeetech.com/download.html?download_id=40

oh, Jarda3d is right.

Thanks for your feedback.
You can try to use the firmware toolkit to flash the firmware back to the original firmware.
If you cannot flash it back, you can replace the motherboard.

Hi，have you tried uploading the firmware while holding down the reset button of the printer,
If you still cannot upload successfully, you can contact your sales to replace the motherboard.