Table Of Contents - Canon D1 Service Manual

Contents
0
Safety Precautions
Notes Before it Works Serving ---------------------------------------------0-2
1
Product Outline
Features (Reader) ------------------------------------------------------------1-2
Specifications (Reader) ------------------------------------------------------1-2
Names of Parts (Reader) ---------------------------------------------------1-3
External View ----------------------------------------------------------------------- 1-3
Cross Section ----------------------------------------------------------------------- 1-3
Major Components ------------------------------------------------------------------------- 1-4
Reader Relay PCB ------------------------------------------------------------------------- 1-4
Features (DADF) --------------------------------------------------------------1-5
Specifications (DADF) -------------------------------------------------------1-5
Names of Parts (DADF) -----------------------------------------------------1-6
External View ----------------------------------------------------------------------- 1-6
Cross Section ----------------------------------------------------------------------- 1-6
2
Technology
Technology (Reader) ---------------------------------------------------------2-2
Basic Sequence -------------------------------------------------------------------- 2-2
Basic Sequence at Power-On ----------------------------------------------------------- 2-2
Basic Sequence at Start Key ON (book mode/1 original) ------------------------ 2-2
Basic Sequence at Start Key ON (ADF mode/1 original) ------------------------- 2-2
Controls (Reader) -------------------------------------------------------------2-3
Controlling the Scanner Drive System ------------------------------------------------ 2-3
CCD -------------------------------------------------------------------------------------------- 2-4
Enlargement/Reduction ------------------------------------------------------------------- 2-6
Detecting the Size of Originals ---------------------------------------------------------- 2-6
Dirt Sensor Control ------------------------------------------------------------------------- 2-8
Image Processing -------------------------------------------------------------------------2-10
Reader Heater Control -------------------------------------------------------------------2-12
Basic Configuration (DADF) ---------------------------------------------- 2-13
Component Configuration ------------------------------------------------------2-13
Outline of Electric Circuits ---------------------------------------------------------------2-13
Sensor Layout ------------------------------------------------------------------------------2-14
Drive Configuration ---------------------------------------------------------------2-14
Outline of Operation Modes ----------------------------------------------------2-15
Outline ----------------------------------------------------------------------------------------2-15
Forward Pickup/Delivery Operation ---------------------------------------------------2-15
Forward Pickup/Reverse Delivery Operation ---------------------------------------2-16
Controls (DADF) ------------------------------------------------------------- 2-18
Document Detection -------------------------------------------------------------2-18
Outline ----------------------------------------------------------------------------------------2-18
Initial Document Size Detection --------------------------------------------------------2-19
Detecting Jams -----------------------------------------------------------------------------2-19
Power Supply ----------------------------------------------------------------------2-20
Fan -----------------------------------------------------------------------------------2-20
3
Periodic Servicing
Work of Service (Reader) ---------------------------------------------------3-2
List of Work for Scheduled Servicing -------------------------------------------------- 3-2
Action to take when replacing parts ---------------------------------------------------- 3-2
Consumables -------------------------------------------------------------------------------- 3-2
Service precautions ------------------------------------------------------------------------ 3-2
Work of service (DADF) -----------------------------------------------------3-3
When replacing the parts -------------------------------------------------------- 3-3
Periodic Servicing ------------------------------------------------------------------ 3-3
List of Work for Scheduled Servicing (DADF) -------------------------3-4
4
Parts Replacement and Cleaning Procedure
List of Parts(Reader) ---------------------------------------------------------4-2
External Covers -------------------------------------------------------------------- 4-2
Main Units --------------------------------------------------------------------------- 4-2
List of Clutchs, Solenoids, Motors, Fans, PCBs --------------------------- 4-2
List of Sensors ---------------------------------------------------------------------- 4-2
Consumable Parts Requiring Periodic Replacement and Cleaning
Points --------------------------------------------------------------------------------- 4-2