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The operation from card supply via card transport and printing to retransfer will be explained using a timing chart.
The entire timing chart is shown below. The individual tasks (programs) operate independently.
1. Single-side Printing
2. Double-side Printing
3. Initial Operation
At the time of power ON, the mechanism is initialized.
1) The platen solenoid is pulled once.
2) The turnover unit is returned to the initial position.
3) The cam motor is returned to the initial position.
4) The card feed motor is run to discharge any intermediate cards.
5) Ink ribbon and retransfer film are positioned to the start position.
Error stop is performed in case of an abnormality.
OPERATION OF THE MECHANISM
Printing task
Ink task
Transport task
Printing
Retransfer
Positioning
to the start
Rewinding
Retransfer
1
Card supply
Printing
Printing task
Ink task
Transport task
Printing
(front)
Retransfer
(front)
Printing
(back)
Retransfer
(back)
Printing
Printing
Rewinding
Rewinding
Card supply
Turn
Positioning
to the start
Positioning
to the start
Retransfer
2
Retransfer
1