Specifications

2-2 Outline of Operation Rev. A
Confidential
Print mechanism
This mechanism is comprised of the following: the print head unit (128-nozzle unit, with nozzles
arranged in two vertical columns with 64 nozzles each), the head carriage assembly, carriage
frame ("Frame, carriage"), the platen, the carriage motor assembly, the carriage-guide shaft
("Shaft, carriage guide"), the carriage belt ("Belt, carriage"), and the carriage transmit pulley
plate assembly.
Figure 2-2 Print mechanism
Movement of the print head unit
When the carriage motor ("Motor, carriage") rotates the carriage-drive pulley ("Pulley, carriage
drive") in the direction of the arrow A (see Fig. 2-3), the pulley drives the carriage belt ("Belt,
carriage"), together with the head carriage assembly (which is affixed to the carriage belt), in the
arrow A’ direction.
platen
belt, Carriage
print head unit
shaft, carriage guid
e
carriage transmit
pulley plate
assembly
frame, carriage
carriage motor
assembly
head carriage assembly