● S2.5 Allen key
Before replacing the control panel, make sure to turn off the printer and disconnect the power cord to ensure safe operation.
① Use the S2.5 Allen key to unscrew the fixing screws of the photoelectric switch and the connecting wire protective shell.
② Unplug the connecting wire plug and replace the photoelectric switch.
Use the S2.5 Allen key to re-fix the photoelectric switch and the wiring protective shell.