Service manual

THEORY
SERVICE MANUAL
Mechanical
1-17
1.3. INK CHG (Ink Change) Functions
There are two operator-initiated printer maintenance functions available from the
keyboard: ink cartridge replacement and automatic printhead cleaning (purging).
1.3.1. Ink Cartridge Installation/Replacement
There is an ink cartridge installation/replacement function available from the keyboard.
Pressing the key combination
CODE + INK CHG
moves the printhead from the
maintenance station to the right end of the printer assembly. Pressing RETURN after
installing or replacing the ink cartridge initializes the system: the cartridge activates the
home position sensor switch and moves the printhead back to the maintenance station.
See Chapter 5, MAINTENANCE, for ink cartridge replacement instructions.
1.3.2. Automatic Print head Cleaning (Purging)
With the ink cartridge installed, pressing the key combination
CODE + SHIFT + INK
CHG
initiates print head purging. See Chapter 5, MAINTENANCE, for the instructions
to manually clean the print head.