Canon imageRUNNER 2545 Series Service Manual page 30

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Technology > Original Exposure System > Construction > Reader Relay PCB
■ Reader Relay PCB
The function configuration of reader controller PCB is described below.
J501 J512
J505
J502
J508
Jack No
J501 Communication with main controller PCB
J502 Communication with CCD
J503 Communication with DADF
J504 Communication with DADF
J505 Connection to copyboard cover open/close sensor and CCD HP sensor
J506 Connection to Scanner motor
J507 Receives power from the machine (printer unit)
J508 Not used
J509 Connection to original size sensor (0A/0B/1)
J511 Power supply to DADF
J512 Communication with main controller PCB
2 Technology > Original Exposure System > Construction > Reader Relay PCB
J503
J504
J511
IC3
J507
J506
J509
F-2-5
Description
T-2-3
2-4
2-4