Read Sharp AR-RF3 (serv.man2) Service Manual online
AR-RF3 MACHINE OPERATIONS 4 - 8
Step 36:
Delivery motor (DEM) OFF.
(Reverse roller stops.)
(Reverse roller stops.)
Step 37:
Transport motor (DTM) reverses direction.
(Transport belt rotates.)
(Transport belt rotates.)
Step 38:
Delivery motor (DEM) forward rotation.
(Reverse roller rotates.)
Original is transported toward the paper feed section.
(Reverse roller rotates.)
Original is transported toward the paper feed section.
Step 39:
Document exit sensor (DES) detects trailing edge of
reversed original.
(DES output LOW)
reversed original.
(DES output LOW)
Step 40:
Reverse sensor (DRS) detects trailing edge of reversed
original.
(DRS output LOW)
original.
(DRS output LOW)
Step 41:
Delivery motor (DEM) OFF.
(Reverse roller stops.)
(Reverse roller stops.)
Step 42:
Transport motor (DTM) OFF.
(Transport belt stops.)
Halts once short of original stop position.
(Transport belt stops.)
Halts once short of original stop position.
Step 43:
Transport motor (DTM) forward rotation (low speed).
(Transport belt low-speed rotation.)
(Transport belt low-speed rotation.)
Step 44:
Transport motor (DTM) OFF.
(Transport belt stops.)
Original stops.
(Transport belt stops.)
Original stops.
Step 45:
Copier mirror base scanning starts.
Step 46:
Copier mirror base scanning stops.
*C
<First-out original>
NONE
→
After completion of mirror base scanning, go to step 71.
YES
→
Continue as follows:
Step 47:
Transport motor (DTM) and delivery motor (DEM)
forward rotation.
(Transport belt and reverse roller rotate.)
forward rotation.
(Transport belt and reverse roller rotate.)
Step 48:
Reverse solenoid (DRSOL) ON.
(Flapper descends.)
(Flapper descends.)
Step 49:
Document exit sensor (DES) detects leading edge of
original.
(DES output HIGH)
original.
(DES output HIGH)
Step 36
Step 37
Step 38
Step 39
Step 40
Step 41
Step 42
Step 43
Step 44
Step 47
Step 48
Step 49
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