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Technical Explanation > Original Exposure and Feed System > Construction > Major Components
Technical Explanation > Original Exposure and Feed System > Construction > Major Components
2) Sensor Layout
PS26
PS29
PS30
PS25
PS27
PS28
PS31
PS32
3) Drive Configuration
SL
4
M11
SL
6
SL
7
SL
5
M12
SL
8
F-2-6
F-2-7
Item
Notation
Specification/function
Feed motor
M11
Stepping motor: Feeds the original.
Delivery reversal motor
M12
Stepping motor: Feeds, reverses, and delivers the
original.
Registration solenoid
SL4
Transmits the driving force of the feed motor to the
registration roller.
Pickup solenoid
SL5
Transmits the driving force of the delivery reversal
motor to the pickup roller and feed roller.
Flapper solenoid 2
SL6
Drives the delivery reversal flapper 2.
Flapper solenoid 1
SL7
Drives the delivery reversal flapper 1.
Roller release solenoid
SL8
Separates the delivery reversal roller from the mating
delivery reversal roller during upstream reversal feed
of the original.
Lead sensor
PS25 Photo interrupter: Detects the original read timing.
Registration sensor
PS26 Photo interrupter: Detects the original leading edge
looping timing.
Stay sensor
PS27 Photo interrupter: Detects the original reversal timing
during downstream reversal feed.
Reversal sensor
PS28 Photo interrupter: Detects the original feed during
downstream reversal feed.
Timing sensor
PS29 Photo interrupter: Detects feed of the original.
Original set sensor
PS30 Photo interrupter: Detects presence/absence of the
original on the original pickup tray.
Original width detection
sensor
PS31 Photo interrupter: Detects the width of the original on
the original pickup tray.
Original length detection
sensor
PS32 Photo interrupter: Detects the length of the original on
the original pickup tray.
T-2-4
Summary of Contents for 1750
Page 12: ...Update Firmware XXV Volume Control XXV Backup Data XXVI...
Page 17: ...1 1 Product Overview Product Overview Product Lineup Features Specifications Parts Name...
Page 235: ...7 7 Error Code Error Code Overview Error Code Jam Code Alarm Code...
Page 250: ...8 8 Service Mode Service Mode Outline Details of Service Mode...
Page 333: ...Service Tools General Timing Chart General Circuit Diagram List of User Mode Appendix...