CANON BJC-50 printer
Service Manual

$6.99
CANON BJC-50 printer<br> Service Manual
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BJC-50 printer Service Manual
CONTENT

Part 1: SAFETY AND PRECAUTIONS
1. PERSONAL SAFETY PRECAUTIONS
1.1 Moving Section of the Printer
1.2 Ink Stains
1.2.1 Ink path
1.2.2 Ink mist
1.3 BJ Cartridge Aluminum Plate
2. MACHINE PRECAUTIONS
2.1 BJ Cartridge
2.1.1 BJ cartridge handling
2.1.2 Automatically capping
2.1.3 When not using the printer
2.1.4 Ink conductivity
2.2 Ink Cartridge
2.2.1 Ink cartridge handling
2.3 Lithium Ion Battery Handling
2.3.1 Initial precautions
2.3.2 Storage precaution
2.4 Printer Handling
2.4.1 Precautions to prevent damage from static electricity
2.4.2 Ink leakage precautions
3. PRECAUTION FOR SERVICE
3.1 Precautions Concerning the Memory Data
3.2 Precautions to Prevent Damage from Static Electricity
3.3 Precautions for Disassembly/Assembly
3.4 Built-in Self-diagnostic Functions

Part 2: PRODUCT SPECIFICATIONS
1. PRODUCT OUTLINE
1.1 Product Outline
1.2 Features
1.2.1 Printer
1.3 BJ Cartridge
1.3.1 Color BJ cartridge [BC-11e]
1.3.2 Black BJ cartridge [BC-10]
1.4 Options
1.4.1 BJ cartridge container
1.4.2 Lithium ion battery (LB-50)
1.4.3 Universal adapter (AD-360U)
1.4.4 Color image scanner cartridge (IS-12)
1.4.5 Interface Cable (BIFC-50)
1.5 Consumables
1.5.1 BJ cartridge (Color and Black)
1.5.2 Ink cartridge
1.5.3 Lithium ion battery (LB-50)
2. SPECIFICATIONS
2.1 General Specifications
2.2 Paper Specifications
2.3 Interface Specifications
2.3.1 Parallel interface
2.3.2 Infrared interface
2.4 Character Code Tables

Part 3: OPERATING INSTRUCTIONS
1. PRINTER SETUP
1.1 Unpacking
1.2 Installation
1.2.1 Installation space
1.2.2 Installation procedure
1.3 Names and Functions of Parts
2. TRANSPORTING THE PRINTER
2.1 Carrying the Printer
2.2 Transporting the Printer
3. PRINTER SERVICING FUNCTIONS
3.1 Error Indications
3.2 Function Setting
3.2.1 Default setting
3.3 Control Buttons
3.3.1 Cleaning the BJ cartridge
3.4 Self Test Print
3.4.1 Demonstration print
3.4.2 Function settings list print
3.4.3 Ripple pattern print
3.4.4 Nozzle check pattern print
3.4.5 All fonts pattern print
3.5 Hexadecimal Dump Test Print
3.6 EEPROM Data Setting
3.6.1 EEPROM data setting mode
3.6.2 Setting EEPROM data
3.6.3 Displaying EEPROM data
3.6.4 EEPROM settings list print
3.7 Rewriting Flash ROM
3.7.1 Flash ROM rewrite mode

Part 4: TECHNICAL REFERENCE
1. OVERVIEW
1.1 Printer Block Diagram
1.2 Initial Flowchart
1.2.1 Print mode
1.2.2 Scanner mode
1.3 Print Signal Flow
1.4 Print Drive
1.4.1 Printing drive control
1.5 Scanner Drive
1.6 Power Off Operation Flow
2. FIRMWARE
2.1 Interface
2.1.1 Compatible mode
2.1.2 Nibble mode
2.1.3 ECP mode
2.1.4 IrDA
2.2 720 dpi Printing/Smoothing Feature
2.2.1 Canon extension mode
2.2.2 Emulation mode
2.3 Printing Modes
2.4 Optimum Printing Direction Control
2.5 Automatic Emulation Switching
2.6 Lithium Ion Battery Recharging
2.6.1 Switching to recharge mode
2.6.2 Recharge protection
2.6.3 Recharge control
3. PRINTER MECHANISM
3.1 Overview of the Mechanical System of the Printer
3.1.1 Mechanical system configuration
3.2 BJ Cartridge
3.2.1 Color BJ cartridge structure
3.2.2 Black BJ cartridge structure
3.2.3 Bubble jet head-unit structure
3.2.4 Head-maintenance function and structure
3.3 Purge Section Structure
3.3.1 Configuration
3.3.2 Operation
3.4 Paper Feed Mechanism
3.4.1 Outline of paper feed mechanism
3.5 Carriage Section
3.5.1 Carriage section function
3.5.2 Carriage section structure
4. PRINTER ELECTRICAL SYSTEM
4.1 Overview
4.2 Signal Control Section
4.2.1 Control board block diagram
4.2.2 Control section components
4.3 Power Supply Section
4.3.1 Block diagram of power supply section
4.3.2 Power supply section structure
4.3.3 Lithium Ion Battery Recharging Circuit
4.3.4 Lithium Ion Battery
5. DETECTION FUNCTION
5.1 HP Sensor
5.2 Paper End Sensor
5.3 Delivery Sensor
5.4 Temperature Sensor
5.5 Head Temperature Sensor
5.6 Waste Ink Level Detection
5.7 Remaining-ink Level Detection
6. SCANNER CARTRIDGE
6.1 Scanner Cartridge Overview
6.1.1 Block diagram
6.2 Scanner Cartridge Structure
6.3 Signal Contacts
6.4 Scan Mode
6.5 Calibration

Part 5: MAINTENANCE
1. MAINTENANCE
1.1 Periodically-replaced Parts
1.2 Consumables
1.3 Periodic Maintenance
2. SERVICE TOOLS
2.1 List of Tools
3. APPLYING THE GREASE
4. ADJUSTMENT
5. TROUBLESHOOTING
5.1 Overview of Troubleshooting
5.1.1 Definition
5.1.2 Precautions for troubleshooting
5.2 Error Condition Diagnosis
5.2.1 Diagnosis flowchart
5.2.2 Error recovery
6. CONNECTOR POSITION & PIN ALIGNMENT
6.1 Control Board
6.2 Carriage Ribbon Cable
6.3 BJ Cartridge
6.4 Scanner Cartridge IS-12
7. CIRCUIT DIAGRAMS
7.1 Parts Layout
7.1.1 Control board (Upper section)
7.1.2 Control board (Lower section)
7.2 Circuit Diagrams

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We are in business since 2002 and do our best to give our customers perfect service!

  pierre commenge 2011-06-08 14:51:41  
  it does not work, can not recognize ink cartridges always displayed, Epson SX400 ========== REPLY ============== The WIC reset utility can reset Waste Ink Counters only. Not Ink cartrigs levels in SX400. You can use auto reset chps to reset the ink levels.
  Vera Radivojevic 2014-05-02 22:33:21  
  Hi-If you knew how technically challenged I am you\'d get a good laugh but I print lots of stuff for family history and you have saved me and my printer twice now. Thanks for the help! It works like a charm even though I had no idea what I was doing.
  Alvin Brown 2020-10-26 01:45:31  
  Absolutely fantastic. I got the error message and removed the ink pads ans washed them, don't think I got all the ink out though! Then I used this program as a 'trial' and it worked wonderfully, Printing all OK again and I thought I would need to buy a new printer. When it happens again, I will purchase new pads and a reset key - has to be cheaper than a visit to a repair shop or a new printer. Thank you so much
  maria koszko 2005-05-17 07:39:10  
  i just wnna thank u for ur gret websit becoz its so easy and shortly . by other wise i need u to info me about service manual if it has trouble codes and diagnostic and troubleshooting procedures ?......thanx
  SWD SWD 2011-10-26 01:51:03  
  good good good
  amprenta clau 2016-12-22 13:14:48  
  Foarte multumit, am cumparat on-line in 22 decembrie 2016 - codul (Key) - a durat 5-10 minute (inregistrarea pe site si plata), am instalat softul lor in care am introdus codul primit prin e-mail - de la ei si in cateva secunde totul functioneaza ca nou. Imprimanta mea Epson R285 - resetata acum a 2-a oara. Prima data, de frica am apelat la o persoana, care tot aici a resetat-o. Recomand cu drag. Thank You, I recommended Very pleased, I bought online in the December 22, 2016 - code (Key) - lasted 5-10 minutes (registration and payment on site), I installed their software in which we introduced code received via e-mail - from her and within seconds everything works like new. My Epson R285 printer - now reset the 2nd time. First, the fear I turned to someone who here has reset it. I recommend
  salem polis 2005-02-04 02:25:34  
  Would you send me the address to let me send the mouny from my dank thank you my E-mail ( salnlhrs@yahoo.com )
  Ferruccio Porta 2012-11-20 20:28:59  
  Il programma con il codice ricevuto funzione benissimo, la stampante si è resettata. Saluti Porta Ferruccio
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