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4.4 Z-axis Mechanism Adjustment Knob
For narrow media, If change the print head pressure adjustment knob setting can’t get the
printout without ribbon wrinkle, the Z-axis mechanism adjustment knob should be adjusted
to get the satisfied printout. This Z-axis mechanism adjustment knob is used to find tune the
right side pressure of print head. Before find tune the print head right side pressure, please
set the pressure adjustment knob to index “1” then use the Z-axis adjustment knob to fine
tune the right side print head pressure. Please refer to the adjustment steps as below.
1. Use wrench to rotate the Z-axis mechanism adjustment knob (hexagonal head) at
right side of print engine upper mechanism.
Clockwise direction adjustment is to
decrease the right side print head pressure.
Counter Clockwise adjustment can
increase the right side print head pressure.
Marker position will move down.
Marker position will move up.
Marker position
Z-axis mechanism
adjustment knob