Canon Fax-L260i User manual

REVISION 1
COPYRIGHT © 1999 CANON INC. CANON FAX-L260i JUNE 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
HY8-10AK-010 JUNE 1999
FAX-L260i H12-1413 EC

Application
This manual has been issued by Canon Inc. for qualified persons to learn technical theory, installation,
maintenance, and repair of products. This manual covers all localities where the products are sold. For this
reason, there may be information in this manual that does not apply to your locality.
Corrections
Thismanual may contain technical inaccuraciesortypographicalerrorsduetoimprovementsorchangesinproducts.
Whenchangesoccurinapplicableproductsorinthecontentofthismanual,Canonwillreleasetechnicalinformation
as the need arises. In the event of major changes in the contents of this manual over a long or short period, Canon
will issue a new editions of this manual.
The following paragraph does not apply to any countries where such provisions are inconsistent with local
law.
Trademarks
The product names and company names described in this manual are the registered trademarks of the individual
companies.
Copyright
This manual is copyrighted with all rights reserved. Under the copyright laws, this manual may not be copied,
reproduced or translated into another language, in whole or in part, without the written consent of Canon Inc.
Copyright © 1999 by Canon Inc.
CANON INC.
Office Imaging ProductsTechnical Support Dept. 3
5-1 Hakusan 7-Chome,Toride-city, Ibaraki 302-8501, Japan
DTP System
This manual was produced on an Apple Macintosh®, personal computer, final pages were printed on AGFA
SelectSet Avantra 25.
All graphics were produced with MACRO MEDIA FREEHAND 8.0J®
All documents and all page layouts were created with ADOBE Page Maker 6.5J®

I
I. MEANINGS OF MARKS
The marks used in this manual have the following meanings.
Mark Meaning
States a precaution to be taken to prevent danger to personnel, damage to
the product, or damage to electronic components by discharge of static
electricity. for example.
States a precaution to be taken to prevent damage to electronic compo-
nents by electrostatic discharge.
Informs you of fire-related cautions.
Informs you that the plug must be removed from the power outlet before
starting an operation.
Gives useful information to understand descriptions.
Indicates sections to be read to obtain more detailed information.
NOTE
REFERENCE

II
II. ABOUTTHIS MANUAL
This manual is divided into four parts, and contains information required for servicing the
product.
Chapter 1: General Description
This part explains product specifications and the how to service the unit safely.
Chapter 2: Technical Reference
This part explains the technical theory of the product.
Chapter 3: Maintenance and Service
This part explains how to maintain the products for service operations, troubleshooting
and service switches.
Chapter 4: Appendix
This part explains the information of the installation, optional products and user data
flow.
• For more details of user operations and user reports, see the seperate vol-
ume of USER’S GUIDE .
• Procedure for assembly/disassembly and greasing points are not given in
this manual. See the illustrations in the separate volume of PARTS CATA-
LOG .
• Dtailed description of each SSSW/parameter is not given in this manual
except the new SSSWs/parameters added to this model.
See G3 Facsimile Service Data Handbook (supplied separately) for
details them.
• See the G3 Facsimile Error Code List (Rev.1, supplied separately)
for details of the error codes not shown in this manual.
Details regarding D-channel error codes and B-channel error codes are
mentioned in this manual.
• Detailed description of connector Locations and Signal Descriptions in not
given in this manual.
See the Circuit Diagram for details them.
REFERENCE

III
III. REVISION HISTORY
REVISION CONTENT
0 Original
1 Updates to Service Information HS-E5E-9015-01, as issual
by Canon Inc.

IV
IV.TABLE OF CONTENTS
Chapter 1: General Description
Page
1-1 1. FEATURES
1-1 1.1 Overview
1-3 2. SPECIFICATIONS
1-3 2.1.General Specification
1-3 2.2 Communication Specification
1-5 2.3 Scanner Specification
1-7 2.4 Printer Specification
1-9 2.5 Copy Specifications
1-9 2.6 Function
1-12 3. OVERVIEW
1-12 3.1 External View
1-14 3.2 Operation Panel
1-17 3.3 Option
1-17 3.4 Consumable
1-18 4. DIMENSIONS
1-20 5. SAFETY & PRECAUTIONS
1-20 5.1 Personnel Hazards
1-22 5.1.1 Electrical shock
1-22 5.1.2 High-temperature parts
1-23 5.1.3 Fire hazards
1-23 5.1.4 Moving parts
1-24 5.1.5 LASER beams
1-25 5.2 General Cautions
1-25 5.2.1 Unit cautions
1-29 5.2.2 Toner cartridge cautions
1-30 5.3 Servicing Cautions
1-30 5.3.1 Damage from static charge
1-30 5.3.2 Scanner section
1-31 5.3.3 Printer section
1-32 5.3.4 Paper feed section
1-33 5.3.5 Control boards
1-34 5.4 Data-related precautions
1-34 5.4.1 Data in the image storage memory (DRAM)
1-36 5.4.2 Data in the control processing memory (SRAM)
1-37 5.4.3 SCNT board replacement precautions
1-39 5.4.4 Data initialization through service operation

V
1-40 5.5 Protective Mechanism
1-40 5.5.1 Data battery backup function
1-40 5.5.2 Overcurrent protection
1-40 5.5.3 Lightning protection
1-40 5.5.4 Power leakage protection
1-41 6. QUALIFICATION REQUIRED FOR INSTALLATION WORK
Chapter 2: Technical Reference
2-1 1. DRIVE/ELECTRICAL SYSTEM LAYOUT
2-4 2. SCANNER MECHANISM
2-8 3. PAPER SUPPLY SECTION
2-12 4. PRINTER SECTION
2-13 4.1 LASER/Scanner Section
2-13 4.2 Toner Cartridge
2-13 4.3 Toner Transfer Section
2-13 4.4 Fixing Section
2-14 4.5 Paper Feed/Eject Section
2-17 5. ELECTRIC CIRCUIT
2-17 5.1 Component Block Diagram
2-18 5.2 Circuit Board Components
2-24 5.3 Flow of Image Signals
2-28 6. COMMUNICATION SYSTEM OPERATIONS
2-28 6.1 ISDN Protocol Messages
2-28 6.1.1 D-channel messages
2-29 6.1.2 B-channel messages
2-32 6.2 D-Channel Standard Protocol
2-33 6.2.1 Information elements in the SETUP message
2-34 6.3 B-Channel Standard Protocol
2-35 7. NEW FUNCTION
Chapter 3: Maintenance & Service
3-1 1. MAINTENANCE LIST
3-1 1.1 Consumables
3-1 1.2 Cleaning
3-2 1.3 Periodic Inspection
3-2 1.4 Periodic Replacement Parts
3-3 1.5 Adjustment Items
3-3 1.6 General Tools
3-3 1.7 Special Tools
3-4 2. HOW TO CLEAN PARTS
3-4 2.1 Main Unit Outer Covers
3-4 2.2 Separation Roller

VI
3-4 2.3 Separation Guide
3-4 2.4 White Sheet
3-4 2.5 Scanning Glass (Contact Sensor)
3-4 2.6 Paper Feed Guide
3-6 2.7 Paper Pickup Roller
3-6 2.8 Transfer Charging Roller
3-6 2.9 Static Charge Eliminator
3-6 2.10 High Voltage Terminal
3-6 2.11 Fixing Entrance Guide
3-6 2.12 Paper Face-up Eject Roller
3-6 2.13 Flapper
3-6 2.14 Document Feed Roller, Document Eject Roller
3-6 2.15 Pressure Roller
3-6 2.16 Fixing Ass’y
3-6 2.17 Separation Pad
3-8 3. REPLACING PARTS & ADJUSTMENTS
3-8 3.1 Replacing parts
3-8 3.2 Adjustment
3-9 4.TROUBLESHOOTING
3-9 4.1 Troubleshooting Index
3-10 4.2 Errors Shown on the Display
3-10 4.2.1 User error message
3-13 4.2.2 Error codes
3-44 4.3 Errors not Shown on the Display
3-44 4.3.1 General errors
3-45 4.3.2 Printing problems
3-51 4.3.3 Scanning problems
3-52 4.3.4 Communication problems
3-53 5. SERVICE SWITCHES
3-53 5.1 Hardware Switches
3-54 5.2 Service Data Settings
3-54 5.2.1 Service data overview
3-55 5.2.2 Service data registration/setting method
3-56 5.2.3 Service data settings
3-64 5.2.4 Explanation of service data
3-65 5.2.5 New SSSWs/parameters added to this model
3-90 6.TEST FUNCTIONS
3-90 6.1 Service Test Functions
3-90 6.1.1 Test mode overview
3-91 6.1.2 Test mode flowchart
3-92 6.1.3 D-RAM tests

VII
3-93 6.1.4 Print
3-94 6.1.5 Modem tests
3-95 6.1.6 Faculty tests
3-99 7. SERVICE REPORT
3-99 7.1 Report Output Function
3-99 7.1.1 User report output functions
3-101 7.1.2 Service report output functions
3-115 8.WIRING DIAGRAM
3-115 8.1 Wiring Diagram
3-116 8.2 Connector Name and Signal Descriptions
Chapter 4: Appendix
4-1 1. INSTALLING THE FAX-L260i
4-1 1.1 Setting Up
4-1 1.2 Checking Operations
4-2 2. USER DATA FLOW
4-2 2.1 User Data Flow
4-5 3. SPECIAL MODE FLOW
4-6 4. MAKER CODE
INDEX

VIII
V. ILLUSTRATION INDEX
Chapter 1: General Description
Page
1-6 Figure 1-1 Scanning Range
1-8 Figure 1-2 Printing Range
1-12 Figure 1-3 External View (1)
1-13 Figure 1-4 External View (2)
1-14 Figure 1-5 Operation Panel (1)
1-15 Figure 1-6 Operation Panel (2)
1-16 Figure 1-7 Operation Panel (3)
1-18 Figure 1-8 Dimensions
1-20 Figure 1-9 Personnel Hazards (1)
1-21 Figure 1-10 Personnel Hazards (2)
1-24 Figure 1-11 LASER beam warning label
1-25 Figure 1-12 Unit Cautions (1)
1-26 Figure 1-13 Unit Cautions (2)
1-27 Figure 1-14 Unit Cautions (3)
1-28 Figure 1-15 Unit Cautions (4)
1-29 Figure 1-16 Precautions for Handling Cartridge
1-32 Figure 1-17 Precaution for Handling LASER/scanner Unit
1-34 Figure 1-18 Backed up Devices
1-35 Figure 1-19 Reception Image Data Transfer
1-39 Figure 1-20 All Clear and Type Setting
Chapter 2: Technical Reference
2-1 Figure 2-1 Drive System Layout
2-2 Figure 2-2 Electrical System Layout
2-4 Figure 2-3 Scanner Section
2-8 Figure 2-4 Paper Supply Section
2-12 Figure 2-5 Printer Section
2-16 Figure 2-6 Paper Delivery Slot Switching
2-17 Figure 2-7 Component Block Diagram
2-20 Figure 2-8 G4 Board Block Diagram
2-24 Figure 2-9 Transmission Image Signal Flow
2-26 Figure 2-10 Reception Image Signal Flow
2-32 Figure 2-11 D-Channel Protocol Flow
2-34 Figure 2-12 B-Channel Protocol Flow