Turn off the machine power, please follow the steps below to remove the print head.
Use an H2.0 screwdriver to loosen the bolts of the FFC cable. Please note that you do not need to remove the bolts (using the left print head as an example).
Release the connector of the FFC cable. Please note that if the PCBA version is V1.1, please refer to the left figure to release the FFC cable connector, if the PCBA version is V1.2, please refer to the right figure to release the FFC cable connector.
Remove the print head from the X-axis. Use an H2.0 screwdriver to remove the four bolts on the back of the print head.
Please pay attention to holding the print head during the unscrewing process to avoid the print head falling off.
Please refer to the video to complete the replacement of the FFC cable.
https://youtu.be/RbXMbcTgd_w