Aicure ANUP5204Safety Measures4312. Safety Measures12-1 Safety CircuitThis system is equipped with a safety circuit in case of damage or accidents.1) Prevent the lamp cover from coming offIf the lamp cover is off, or the bolt is loose, the lamp will not come on.2) Prevent overheatingA thermal circuit is equipped on the system-internal power circuit and optical device. In the eventof an overheat, the thermal circuit will turn off the lamp.3) Overcurrent protectionA (5A) fuse is installed on the system-internal power circuit (PCB) and main unit for overcurrentprotection.4) If the lamp voltage exceeds the maximum limit over time, the lamp will shut off.5) .When an external terminal is connected, the control circuit will stop if 24V and GND are mistakenlyshorted.12-2. Replacing the FuseA spare fuse is kept in the power socket. If the fuse blows, replace it with the spare.When removing the fuse from the fuse holder, be careful not to apply excessive force tothe glass portion.1 Turn off the power and unplug the power cord, thenremove the fuse holder from the power socket.2 Remove the blown fuse.3 Remove the spare fuse, and install it in place of the fuseremoved in step 2.4 Put the fuse holder back in place. NB: We recommendadding a spare fuse (5 A, 5.2 mm diam. x 20 mm) whileoperation is stopped.WarningSafety Measures