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Paper feed lever motor
Position
0
Operation
Home position
Paper feed lever
DOWN
Separation roller
OFF
Bar code detection
Impossible
Each element operation timing by mechanical operation
Element
Head
Operation
position
Home
0
Bar code detection
1
Begining detection of
1
ribbon and paper feed
Pinch roller pressure
2
Printing
3
Paper rewind
2
Delivery paper
1
Printing end
0
Thermal head :
UP → Thermal head is separated largely from platen.
MIDDLE → Thermal head is separated little from platen.
DOWN → Thermal head is pressed to platen.
Capstan :
ON → Pinch roller is pressed to capstan.
OFF → Pinch roller is separated from capstan.
Delivery roller:
ON → Delivery pinch roller is pressed to delivery roller.
OFF → Delivery pinch roller is separated from delivery roller.
Paper feed lever :
UP → Paper is pressed to pick-up roller.
MIDDLE → Paper is separated from pick-up roller, but position where paper feed tray can
not be removed.
DOWN → Position where paper feed tray can be removed.
Separation roller :
ON → Separation roller is pressed to paper feed roller.
OFF → Separation roller is separated from paper feed roller.
Bar code detection
Possible → Detection gear is engaged bar code ring.
Impossible → Detection gear is not engaged bar code ring.
3-2
1
Except paper feed
MIDDLE
ON
Possible
Head
Capstan
Paper
delivery roller
UP
OFF
ON
MIDDLE
OFF
ON
MIDDLE
OFF
ON
MIDDLE
ON
OFF
DOWN
ON
OFF
MIDDLE
ON
OFF
MIDDLE
OFF
ON
UP
OFF
ON
2
Paper feed
UP
ON
Impossible
Lever
Paper feed
Separation
position
lever
roller
0
DOWN
OFF
1
MIDDLE
ON
2
UP
ON
1
MIDDLE
ON
1
MIDDLE
ON
1
MIDDLE
ON
1
MIDDLE
ON
0
DOWN
OFF
Bar code
detection
Impossible
Possible
Impossible
Possible
Possible
Possible
Possible
Impossible
UP-D70/D70A (UC,CE)
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