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Step 53:
Reverse motor (DRM) reverse rotation
(Reverse roller, paper exit roller rotation)
The document is transported to the paper
feed section.
↓
Step 54:
Reverse sensor (RDD) senses the rear edge
of the reversed document.
(RDD output LOW)
↓
Step 55:
Reverse motor (DRM) OFF
(Reverse roller, paper exit roller stop)
↓
Step 56:
Transport motor (DTM) OFF
(Transport belt stop)
Document 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
NONE → After completion of mirror base
First-out
scanning, go to step 82.
document
YES
↓
↓
(Paper exit
paper feed
reverse)
↓
Step 60:
Transport motor (DTM) forward rotation
(Transport belt rotation)
Reverse motor (DRM) forward rotation
Reverse roller, paper exit roller rotation)
The document is discharged.
↓
Step 61:
Paper feed motor (DFM) reverse rotation
(Resist roller rotation)
The document is sent to the transport section.
↓
Step 62:
Document feed sensor (DFD) senses the rear
edge of the document.
(DFD output LOW)
↓
* C Step 63:
Paper feed solenoid (DFSOL) OFF
(The weight plate and the stopper moves up.)
* C: When there is no document on the
tray, move up the stopper and the
weight plate.
↓
Step 64:
Document width sensor (DWS) output LOW
↓
Step 65:
Document timing sensor (DTD) senses the
rear edge of the document. (DTD output
↓
LOW)
Step 66:
Reverse sensor (RDD) senses the lead edge
of the discharged document.
(RDD output HIGH)
↓
Step 67:
Transport motor (DTM) rpm down
↓
Step 68:
Document discharge
↓
Step 69:
Reverse solenoid (DRSOL) ON
(The flapper moves up.)
↓
Step 70:
Transport motor (DTM) forward rotation
(Transport belt rotation)
Reverse motor (DRM) forward rotation
(Reverse roller, paper exit roller rotation)
↓
Step 71:
Reverse sensor (RDD) senses the lead edge
of the document.
(RDD) output HIGH)
↓
Step 72:
The lead edge of the document is moved
counterclockwise by the flapper.
↓
Step 73:
Transport motor (DTM) OFF
(Transport belt stop)
↓
Step 74:
Reverse motor (DRM) OFF
(Reverse roller, paper exit roller stop)
↓
Step 75:
Transport motor (DTM) reverse rotation
(Transport belt rotation)
↓
Step 76:
Reverse motor (DRM) forward rotation
(Reverse roller, paper exit roller stop)
The document is sent to the paper feed
↓
section.
Step 77:
Reverse sensor (RDD) senses the rear edge
of the reverse document. (RDD output LOW)
↓
Step 78:
Reverse motor (RDD) senses the rear edge
of the reversed document. (RDD output
LOW)
↓
Step 79:
Transport motor (DTM) off
(Transport belt stop)
Document stop
↓
Step 80:
Reverse solenoid (DRSOL) OFF
(The flapper moves down.)
↓
Step 81:
Copier mirror base scanning start
↓
* D
LOW (No document on the tray) → After
DSS output
completion of mirror base scanning, go to
step 46 (reverse).
HIGH (There is an document on the tray.) → Go
to step 38 (Preliminary paper feed).
↓
↓
(Paper exit)
7 – 3
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