Table Of Contents - Canon imageRUNNER 2545 Series Service Manual

0
Contents
0
Safety Precautions
CDRH Act --------------------------------------------------------------------- 0-13
Laser Safety ------------------------------------------------------------------ 0-13
Handling of Laser System ------------------------------------------------ 0-13
Turn power switch ON ----------------------------------------------------- 0-14
Power Supply ---------------------------------------------------------------- 0-14
Safety of Toner --------------------------------------------------------------- 0-15
About Toner ------------------------------------------------------------------------0-15
Toner on Clothing or Skin -------------------------------------------------------0-15
Notes When Handling the Lithium and Ni-MH Batteries ---------- 0-15
Notes Before it Works Serving ------------------------------------------- 0-15
1
Product Overview
Product Lineup -----------------------------------------------------------------1-2
Host machine ----------------------------------------------------------------------- 1-2
Host machine configuration -------------------------------------------------------------- 1-2
Model type ------------------------------------------------------------------------------------ 1-2
Option --------------------------------------------------------------------------------- 1-3
Pickup delivery / image reading options ---------------------------------------------- 1-3
Function expanding option --------------------------------------------------------------- 1-4
Feature --------------------------------------------------------------------------1-5
Product feature --------------------------------------------------------------------- 1-5
Specifications ------------------------------------------------------------------1-6
Specifications ----------------------------------------------------------------------- 1-6
Weight / Size ------------------------------------------------------------------------ 1-7
Productivity (Print speed) -------------------------------------------------------- 1-7
Paper type --------------------------------------------------------------------------- 1-8
Pickup ----------------------------------------------------------------------------------------- 1-8
Name of Parts ------------------------------------------------------------------1-9
External View ----------------------------------------------------------------------- 1-9
Cross Sectional View ------------------------------------------------------------1-10
0
Operation --------------------------------------------------------------------------- 1-11
Power Switch ------------------------------------------------------------------------------- 1-11
Description of Control Panel ------------------------------------------------------------ 1-11
2
Technology
Basic Configuration -----------------------------------------------------------2-2
Functional Configuration --------------------------------------------------------- 2-2
Basic sequence ----------------------------------------------------------------------------- 2-2
Original Exposure System --------------------------------------------------2-3
Construction ------------------------------------------------------------------------- 2-3
Specifications/controls/functions -------------------------------------------------------- 2-3
Major Components ------------------------------------------------------------------------- 2-3
Reader Relay PCB ------------------------------------------------------------------------- 2-4
Basic Sequence -------------------------------------------------------------------- 2-5
Basic Sequence at Power-On ----------------------------------------------------------- 2-5
Basic Sequence at Start Key ON (book mode/1 original) ------------------------ 2-5
Basic Sequence at Start Key ON (ADF mode/1 original) ------------------------- 2-5
Controls ------------------------------------------------------------------------------ 2-6
Controlling the Scanner Drive System ------------------------------------------------ 2-6
CCD -------------------------------------------------------------------------------------------- 2-7
Enlargement/Reduction ------------------------------------------------------------------- 2-9
Detecting the Size of Originals ---------------------------------------------------------- 2-9
Dirt Sensor Control ------------------------------------------------------------------------2-12
Image Processing -------------------------------------------------------------------------2-13
Service Operations --------------------------------------------------------------2-15
Action to take when replacing parts ---------------------------------------------------2-15
Consumables -------------------------------------------------------------------------------2-15
Service precautions -----------------------------------------------------------------------2-15
Controller System ----------------------------------------------------------- 2-16
Overview ----------------------------------------------------------------------------2-16
Functional Configuration -----------------------------------------------------------------2-16
Controls -----------------------------------------------------------------------------2-18
Flow of Image Data -----------------------------------------------------------------------2-18
Construction of the Image Processing Module -------------------------------------2-18
Reader Unit Input Image Processing -------------------------------------------------2-19
Compressio/ Extesion/ Editing Block -------------------------------------------------2-19
Printer unit Output Image Processing ------------------------------------------------2-20
Flow of Image Data According to Copy Functions --------------------------------2-20
0-5
0-5