Canon imageRUNNER ADVANCE C2020, Service Handbook

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CHAPTER 3 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS
3-5R
T03-000-03
Ref. Name Description
[1] Reader unit main power supply PCB Supplies power to the reader unit.
[2] Inverter PCB Drives the scanning lamp.
[3] Noise filter PCB Removes noise coming from the power line.
[4] Accessories power supply PCB Supplies power to accessories.
[5] CCD/CCD driver PCB Drives the CCD.
[6] AP-IP PCB Controls analog/digital image processing.
[7] Light intensity detection PCB Detects the intensity of light of the scanning lamp.
[8] ECO PCB Processes digital images.
[9] Connector relay PCB Relays signal lines.
[10] Reader controller PCB Controls sequence of the reader unit.
[11] Original scanner motor driver PCB Controls the drive of the scanner motor.
[12] Keypad PCB Controls the keypad.
[13] Control panel CPU PCB Controls sequence of the control panel.
[14] Control panel LED PCB Controls the LEDs.
[15] Control panel inverter PCB Controls the display.
[16] RD I/F PCB Interfaces the reader and the printer.