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Product Outline > Names of Parts (Reader) > Cross Section > Reader Relay PCB
Product Outline > Names of Parts (Reader) > Cross Section > Reader Relay PCB
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Major Components
Following shows major components of document exposure system.
[
M1
]Scanner Motor
[
SR4
]Original Size Sensor 0
[
PCB1
]Relay Board
[
SR2
]Copyboard Cover
Open/Closed Sensor(Rear)
[
SR3
]Copyboard Cover
Open/Closed Sensor(Front)
[
SR1
]CCD HP Sensor
[8]
CCD Unit
[
H5
]Reader Heater(Option)
[
H5
]Reader Heater(Option)
[
SR5
]Original Size Sensor 1
Item
Notation
Specification/function
Scanner motor
M1
Pulse motor: controls the carriage drive
CCD HP sensor
SR1
Detects CCD home position
Copyboard Cover Open/Closed
Sensor (front)
SR2
Ends original size identification with the copy board
cover at 15 deg
Copyboard Cover Open/Closed
Sensor (rear)
SR3
Detects the copyboard cover open/close. Starts original
size identification with the copy board cover at 5 and 25
deg.
Original Size Sensor 0
SR4
Helps identify original size(AB, INCH/AB, A)
Original Size Sensor 1
SR5
Helps identify original size(INCH/AB, INCH/A)
CCD unit
-
Indirect exposure by LED (LED & photoconductive
body)
Reader Heater (Option)
H5
Prevents condensation on the copyboard glass
Reader relay PCB
PCB1 The part of the image processing
F-1-4
T-1-2
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Reader Relay PCB
The function configuration of reader controller PCB is described below.
J504
J511
J507
J506
J509
J503
J512
J505
J502
J508
J501
J510
IC501
Jack No
Description
J501
Connection to original size sensor
J502
Connection to original size sensor
J503
Power supply to DADF
J504
Communication with DADF
J505
Connection to Scanner motor
J506
Connection to original size sensor
J507
Communication with main controller PCB 2
J508
Communication with CCD
J509
Communication with DADF
J510
Connection to copyboard cover open/close sensor and CCD HP sensor
J511
Receives power from the host machine (printer unit)
J512
Communication with main controller PCB 2
F-1-5
T-1-3