Chauvet Professional F4 Manuel D'utilisation page 29

LED Module Care and Replacement
Connector
3. With steadily increasing force and keeping as straight as possible, pull the MT-03
back until the module is released from the frame.
Use caution when removing the module so as not to damage the connector
attached to the back of the module.
4. Carefully roll the MT-03 to the side to remove it from the module.
5. Use the slider on the back of the MT-03 to retract the magnets.
6. Reverse the steps to install the replacement module.
F4 User Manual, Rev. 2 21