TSC CPX4P Series, Service Manual

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24

Printhead Lifter Part

Overview
Printhead Lifter Part holds Printheads. It is moved up/down by Printhead Lift Motor (M104) via Rack
Gear and Worm Gear. The home position of Printhead Lifter Part is detected by Printhead HP Sensor
(P105).
[1] Printhead Lifter Part [4] timing belt
[2] Printhead Home Position Sensor [5] worm gear
[3] Printhead Lift Motor(M104) [6] rack gear

Outline of Operation
Purge Unit is driven by Purge Motor (M103). The home position of Purge Unit is detected by Purge
Position Sensor. Movement from the home position to the predetermined position is controlled
according to the number of drive pulses of Purge Motor (M103).
a. Home position
(Evacuation position) Reference position to which Printheads are evacuated when Printhead
Lifter Part moves to the predetermined position or when Purge Unit
moves
b. Wiping position Position where wiping operation is performed.
c. Capping position Position where capping is performed.
d. Printing position Position where printing is performed.