Paper Advance Drive - Sanyo DVP-P1EX Technical Information

2-4.

Paper Advance Drive

The stepping motor ("ASSY,MOTOR STEPPING:
connects the timing belt ("BELT,MOTOR STEP:
4I000
BELT,DRUM: "), the "PULLEY,DRUM
paper-supply gear ("GEAR,RELAY PICK UP:
the "ASSY,ROLLER,PICK GEAR
supply of printing paper.
At this point, the paper guide ("ARM, PAPER, PICK") of the
"COMPL,HOLDER,PINCH EXIT
printing paper is sent to the platen ("COMPL,PIPE DRUM
4A000
RUBBER: ").
The pulley drum ("PULLEY,DRUM:
nected to the shaft of the platen ("COMPL,PIPE DRUM RUB-
4A000
BER: ") so the pulley drum ("PULLEY,DRUM:
and the stepping motor ("ASSY,MOTOR STEPPING:
rotate together.
Each of the pinch rollers ("COMPL,HOLDER,PINCH PICK:
5D000
", "COMPL,HOLDER,PINCH SIDE:
"COMPL,HOLDER,PINCH EXIT F:
5B000
HOLDER,PINCH EXIT:
("COMPL,PIPE DRUM RUBBER:
printing paper is rolled onto the platen ("COMPL,PIPE DRUM
4A000
RUBBER: ").
Printing Operations
Cassette verification
Ribbon slack taken up
Mechanism movement
Paper supply
Mechanism movement
Paper rolled on/ Y ribbon set
Mechanism movement
Yellow printing
Mechanism movement
Paper re-set/ M ribbon set
Mechanism movement
Magenta printing
Mechanism movement
Paper re-set/ C ribbon set
Mechanism movement
Cyan printing
Mechanism movement
Paper re-set/ OP ribbon set
Mechanism movement
Over printing
Mechanism movement/ribbon slack taken up
Paper ejected
Completed (Mechanism movement)
4K000
")
4J000
(4F000)
", and the
6K000 "), drives
(6J000)
" and starts the
(5B000)
" is lifted up and the
4F000
") is directly con-
4F000
")
4K000
")
5A000
",
5E000
", "COMPL,
") is pressing on the platen
4A000
"), so the supplied
Mecha- COMPL, COMPL,
nism MOTOR HOUSING
Mode CAM REEL T
(6A000) (2E000)
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON ON
ON
Chart 2
During printing, the printing paper proceeds in the order Y
(yellow) M (magenta)
a total of four revolutions.
";
After printing, the paper guide portion ("ARM PAPER PICK") of
the "COMPL,HOLDER,PINCH EXIT
the printing paper is expelled by the platen ("COMPL,PIPE
4A000
DRUM RUBBER:
("ASSY,ROLLER,EXIT GEAR:
6F000
PULLEY: ").
Ordinarily, the stepping motor ("ASSY,MOTOR STEPPING:
4K000 ") revolves in the regular direction (counterclockwise
when looking at the mechanism from the right). The drive for
the paper exit rollers ("ASSY,ROLLER,EXIT GEAR:
"ASSY,ROLLER,EXIT PULLEY:
tor ("ASSY,MOTOR STEPPING:
Paper top Paper
ASSY,
MOTOR sensor eject
STEPPING (MC-4) sensor
(4K000) (MC-5)
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
–6–
C (cyan) OP (Over Print) making
(5B000)
" descends, so
") and the paper exit roller
6C000
", "ASSY,ROLLER,EXIT
6F000
") is the stepping mo-
4K000
").
Ribbon Ribbon Head Ink type
top sensor encode position sensor
(MC-3) sensor sensor (MC-6)
(MC-2) (MC-1)
6C000
",