Before disassembly, please turn off the printer and disconnect the power supply to ensure safe operation.
(1)Use S2.5 allen key to remove the two screws securing the bottom plate.
(2)Unplug the motherboard cooling fan cable and take off the bottom plate.
Use S2.0 allen key to remove the four screws securing the motherboard cooling fan.
(1)Take off the plate securing the motherboard cooling fan and replace new cooling fan.
(2)Install the plate and use S2.0 allen key to tighten the four screws securing the motherborad cooling fan.