2.1
Overview_____________________________________________________________________ 2-1
2.2
Printer Mechanism _________________________________________________________________________2-1
Printing Mechanism ________________________________________________________________________2-2
Printing Process__________________________________________________________________________2-3
Printing Methods _________________________________________________________________________2-3
Tractor _________________________________________________________________________________2-7
Ink System ________________________________________________________________________________2-9
Pump _________________________________________________________________________________2-10
Capping Mechanism _______________________________________________________________________2-11
2.3
Reset Circuits___________________________________________________________________________2-17
Sensor Circuits__________________________________________________________________________2-17
2.4
Counters_________________________________________________________________________________2-28
Chapter 2
Operating Principles