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44
UP 300 Service Manual
Operation Guide 10- Method of replacing
nozzle FFC
Tools
Cross screwdriver, 2.5mm hex wrench
1. Remove the 4 screws on the rear panel and remove the rear panel.
2. Remove the FFC cable pressure plate of the nozzle shown in the figure, then
open the buckle of the FFC cable interface and unplug the nozzle FFC cable;
3. Unscrew the four screws of the nozzle cover behind the nozzle holder;
4. Pull out the interface of the FFC nozzle cable on the PCB nozzle adapter board to
remove the nozzle FFC.
FFC cable folding length
83mm
Pay attention to the installation
direction of the FFC plug. The
metal side of the FFC cable
should correspond to the metal
contact side of the interface.
Use tooling to
apply a layer of
double-sided
tape on the FFC
cable on the
same side as the
metal contacts
on the interface
(note the
direction)