RDC6442 board, the model of the motherboard is 8.00.8, and the software is v8.0.20. After downloading the graphics to the motherboard, the panel fails to connect the device in the processing preview. How to solve this problem?
Cause analysis:
Error upgrading file, software version is too low.
Solution:
Upgrade the version file again, and upgrade the software to the latest version 8.00.22/8.00.23 or above.