↓
Step 31:
Transport motor (DTM) OFF
(Transport belt rotation)
↓
Step 32:
Reverse motor (DRM) forward rotation
(Reverse roller, paper exit roller rotation)
The original is transported to the paper feed
section.
↓
Step 33:
Paper exit sensor (RDD) senses the rear
edge of the reverse original.
(RDD output LOW)
↓
Step 34:
Reverse motor (DRM) OFF
(Reverse roller, paper exit roller stop)
↓
Step 35:
Transport motor (DTM) OFF
(Transport belt stop)
Original stop
↓
Step 36:
Reverse solenoid (DRSOL) OFF
(The flapper moves down.)
↓
Step 37:
Copier mirror base scanning is started.
*
D
↓
DSS output
LOW (There is no original on the tray.)
→
After completion of mirror base scanning, go
to step 64. (Reverse rotation)
↓
HIGH (There is an original on the tray)
↓
(Preliminary
paper feed)
↓
Step 38:
Paper feed motor (DFM) forward rotation
(Paper feed roller, semi-circular roller
rotation)
The original feed is started.
↓
Step 39:
Original feed sensor (DFD) senses the lead
edge of the original.
(DFD output HIGH)
↓
Step 40:
Paper feed motor (DFM) OFF
The original is stopped by the resist roller.
↓
Step 41:
Paper feed motor (DFM) forward rotation
(Resist roller rotation)
The lead edge of the original is taken up by
the resist roller.
↓
Step
42:
Original width sensor (DWS) senses the
original width. (Output LOW)
↓
Step 43:
Original timing sensor (DTD) senses the lead
edge of the original. (DTD output HIGH)
↓
Step 44:
Paper feed motor (DFM) OFF
(The original is stopped with its lead edge
taken up by the resist roller.)
↓
Step 45:
Copier mirror base scanning stop
↓
↓
(Reverse
rotation)
↓
Step 46:
Reverse solenoid (DRSOL) ON
(The flapper moves up.)
↓
Step 47:
Transport motor (DTM) forward rotation
(Transport motor rotation)
Reverse motor (DRM) forward rotation
(Rreverse roller, paper exit roller rotation)
↓
Step 48:
Reverse sensor (RDD) senses the lead edge
of the original.
(RDD output HIGH)
↓
Step
49:
The lead edge of the original is moved
counterclockwise by the flapper.
↓
Step 50:
Transport motor (DTM) OFF
(Transport belt stop)
↓
Step 51:
Reverse motor (DRM) OFF
(Reverse roller, paper exit roller stop)
↓
Step 52:
Transport motor (DRM) reverse rotation
(Transport belt rotation)
↓
Step 53:
Reverse motor (DRM) reverse rotation
(Reverse roller, paper exit roller rotation)
The original is transported to the paper feed
section.
↓
Step 54:
Reverse sensor (RDD) senses the rear edge
of the reversed original.
(RDD output LOW)
↓
Step 55:
Reverse motor (DRM) OFF
(Reverse roller, paper exit roller stop)
↓
Step 56:
Transport motor (DTM) OFF
(Transport belt stop)
Original stop
↓
Step 57:
Reverse solenoid (DRSOL) OFF
(The flapper moves down)
↓
Step 58:
Copier mirror base scanning start
↓
Step 59:
Copier mirror base scanning stop
*
E
↓
First-out
original
NONE
→
After completion of mirror base
scanning, go to step 82.
↓
YES
↓
(Paper exit
paper feed
reverse)
– 10 –
Содержание SF-A18
Страница 42: ...CONTROL PWB SF A18 41 LED PWB SENSOR PWB ...
Страница 46: ...CONTROL PWB SF A57 LED PWB SENSOR PWB 45 ...
