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BJC-6000 printer Service Manual

CONTENT

Page Part 1: SAFETY AND PRECAUTIONS
1. SAFETY PRECAUTIONS
1.1 Moving Parts
1.2 Ink Stains
1.2.1 Ink paths
1.2.2 Ink mist
1.3 Live Electrical Parts
2. MACHINE PRECAUTIONS
2.1 BJ Cartridges
2.1.1 BJ cartridge handling
2.1.2 Automatic capping
2.1.3 When not using the printer
2.1.4 Ink's electroconductivity
2.2 Ink Tanks
2.2.1 Unpacking the ink tank
2.2.2 Ink tank handling
2.3 Printer Handling
2.3.1 Spurs
2.3.2 Damage due to static electricity
2.3.3 Ink leakage prevention
3. NOTES ON SERVICING
3.1 EEPROM Data
3.2 Static Electricity
3.3 Disassembly and Reassembly
3.4 Self Diagnosis

Part 2: PRODUCT SPECIFICATIONS
1. PRODUCT OUTLINE
1.1 Outline
1.2 Features
1.3 BJ Cartridge
1.3.1 Black BJ cartridge
1.3.2 Color BJ cartridge
1.3.3 Photo BJ cartridge
1.4 BJ Cartridge Container
1.5 Consumables
1.5.1 Black, color, and photo BJ cartridges
1.5.2 Ink tanks
2. SPECIFICATIONS
2.1 General Specifications
2.2 Paper Specifications
2.3 Interface Specifications

Part 3: OPERATING INSTRUCTIONS
1. PRINTER SETUP
1.1 Unpacking
1.2 Installation Location
1.3 Installation
1.3.1 Connecting the interface cable
1.3.2 Connecting the power cord
1.3.3 Installing the BJ cartridges
1.3.4 Aligning the print heads
1.4 Names of Parts and Their Functions
2. TRANSPORTING THE PRINTER
2.1 Transporting the Printer
3. PRINTER SERVICE FUNCTIONS
3.1 Error Indications
3.2 Description of Error Indications
3.3 BJ Status Monitor
3.3.1 Main functions of the BJ status monitor
3.3.2 Items displayed on the BJ status monitor
3.4 Function Settings
3.4.1 Function settings using the printer driver
3.5 Off-Line Operations
3.5.1 Cleaning
3.5.2 Nozzle check pattern printing
3.5.3 Roller cleaning
3.6 Service Mode
3.6.1 Service mode operations
3.6.2 Service/factory test print
3.6.3 EEPROM information print
3.6.4 Resetting EEPROM
3.6.5 Model setting
3.6.6 Automatic head position adjustment

Part 4: TECHNICAL REFERENCE
1. OVERVIEW
1.1 Printer Block Diagram
1.2 Power On Sequence Flowchart
1.3 Flow of Print Signals
1.4 Print Driving
1.4.1 Print drive control
1.4.2 Print drive method
1.5 Power-Off Sequence Flowchart
2. FIRMWARE
2.1 Interface
2.1.1 Compatible mode
2.1.2 Nibble mode
2.1.3 ECP mode
2.2 Print Control
2.2.1 Print mode
2.2.2 Multi-drop print
2.2.3 Photo-print
2.2.4 Automatic switching control of printing nozzles
2.3 Automatic Printing Position Alignment Function
2.4 Pause Between Scanning
2.5 Pause Between Pages
2.6 Smear Control
2.7 Auto Power ON/OFF
2.8 Head Overheat Protection
3. PRINTER'S MECHANICAL SYSTEM
3.1 Overview
3.1.1 BJ cartridge unit
3.1.2 Carriage unit
3.1.3 Purge unit
3.1.4 Paper feed unit
3.2 BJ Cartridge
3.2.1 Construction of the Black BJ cartridge
3.2.2 Construction of the Color/Photo BJ cartridge
3.2.3 Construction of the bubble jet head unit
3.3 Purge Unit
3.3.1 Function of the purge unit
3.3.2 Construction of the purge unit
3.4 Paper Feed Unit
3.4.1 Functions of the paper feed unit
3.4.2 Construction of the paper feed unit
3.5 Carriage Unit
3.5.1 Functions of carriage unit
3.5.2 Construction of the carriage unit
4 PRINTER'S ELECTRICAL SYSTEM
4.1 Overview
4.2 Control Unit
4.2.1 Control unit block diagram
4.2.2 Logic Components
4.3 Power Supply Unit
4.3.1 Power Supply Unit Block Diagram
4.3.2 Construction of Power Supply Unit
5. DETECTION FUNCTIONS
5.1 Detection with Sensors
5.1.1 Home position sensor
5.1.2 Paper end sensor
5.1.3 Print position sensor
5.1.4 Ink sensor
5.1.5 Cover sensor
5.1.6 Pump sensor
5.1.7 Printer temperature sensor (TH201)
5.1.8 Head temperature sensor
5.2 Other Detection Functions
5.2.1 Waste ink amount detection
5.2.2 BJ cartridge detection

Part 5: MAINTENANCE
1. MAINTENANCE
1.1 Parts for Periodic Replacement
1.2 List of Consumables
1.3 List of Periodic Maintenance
2. SERVICE TOOLS
2.1 List of Tools
3. APPLYING GREASE
4. DISASSEMBLY AND REASSEMBLY
4.1 Disassembly and Reassembly
4.2 Notes on Disassembly and Reassembly
4.2.1 Unlocking the carriage
4.2.2 Removing the printer unit
4.2.3 Removing the ASF unit
4.2.4 Removing the adjustable bearings supporting the carriage shaft
4.2.5 Paper feed gears
5. ADJUSTMENTS AND SETTINGS
5.1 Adjustments and Settings
5.1.1 EEPROM setting
5.1.2 Carriage belt tension adjustment
5.1.3 ASF gear position adjustment
5.1.4 Head gap adjustment
5.2 Adjustment/Setting Procedures
5.2.1 EEPROM setting
5.2.2 Carriage belt tension adjustment
5.2.3 ASF gear position adjustment
5.2.4 Head gap adjustment
6. TROUBLESHOOTING
6.1 Troubleshooting Overview
6.1.1 Overview
6.1.2 Notes on troubleshooting
6.2 Diagnosis
6.2.1 Initial flowchart
6.2.2 Action
7. CONNECTOR POSITIONS AND PIN ASS
7.1 Control Board
7.2 Carriage Board
7.3 BJ Cartridge
7.4 AC adapter
7.5 DC power supply cable
7.6 Carriage Motor
7.7 Paper Feed Motor
7.8 Ink Sensor
7.9 Print Position Sensor
7.10Pump Sensor
8. CIRCUIT DIAGRAMS
8.1 Parts Layout
8.1.1 Control board
8.1.2 Carriage board
8.2 Circuit Diagrams

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