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REVISION 0
OCT. 1998
QY8-1360-000
COPYRIGHT 1998 CANON INC. CANON BJC-7100 1098 AB 5.00-0 PRINTED IN JAPAN (IMPRIME AU JAPON)
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1098 AB 5.00-0
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Target Readers This manual is published by Canon Inc. for qualified persons and contains the necessary technical information for technical theory, installation, maintenance, and repair of products. This manual covers all localities where the products are sold. For this reason, it may contain information that does not apply to your locality. Revisions This manual may include technical inaccuracies or typographical errors due to improvements or changes in the products. When amendments are made to
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I. ABOUT THIS MANUAL This manual is divided into five parts containing the information required for servicing the BJC- 7100 printer. Part 1: Safety and Precautions This part contains information on how to service the unit safely. It is very important, and must be read. Part 2: Product Specifications This part outlines the product and its specifications. Part 3: Operating Instructions This part explains how to operate the unit properly, how it is installed, and how to use the service mode. Par
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II. TABLE OF CONTENTS Page Part 1: SAFETY AND PRECAUTIONS 1 - 1 1. SAFETY PRECAUTIONS 1 - 1 1.1 Moving Parts 1 - 2 1.2 Front Cover 1 - 3 1.3 Ink Stains 1 - 3 1.3.1 Ink path 1 - 4 1.3.2 Ink mist 1 - 5 1.4 Live Parts 1 - 6 1.5 BJ Cartridge Metal Plate 1 - 7 2. MACHINE PRECAUTIONS 1 - 7 2.1 BJ Cartridge Handling 1 - 7 2.1.1 Unpacking the BJ cartridge 1 - 7 2.1.2 BJ cartridge protection 1 - 8 2.1.3 Power on/off 1 - 8 2.1.4 When not using the printer 1 - 9 2.1.5 Ink electroconductivity 1 - 9 2.2 Ink
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Page 2 -11 2.2.2 Printing range 2 -12 2.3 Interface Specifications Part 3: OPERATING INSTRUCTIONS 3 - 1 1. PRINTER SETUP 3 - 1 1.1 Unpacking 3 - 2 1.2 Installation Location 3 - 3 1.3 Installation 3 - 3 1.3.1 Connecting the interface cable 3 - 3 1.3.2 Connecting the power supply 3 - 4 1.3.3 Installing the BJ cartridge 3 - 6 1.3.4 Replacing the ink tanks 3 - 7 1.3.5 Cartridge container [SB-60] 3 - 8 1.4 Turning Printer Power On and Off 3 - 8 1.4.1 Turning the power on 3 - 8 1.4.2 Turning the powe
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Page 4 - 8 2.2 Print Modes 4 - 9 2.2.1 Plain paper optimized printing mode (P-POP) 4 - 9 2.2.2 Economy print mode (Draft mode) 4 - 9 2.2.3 Standard mode 4 - 9 2.2.4 High quality and fine mode 4 -10 2.2.5 Print mode settings 4 -11 2.3 Smoothing Function 4 -11 2.4 Print Optimization Controls 4 -11 2.4.1 Power monitor 4 -11 2.4.2 Head sticking prevention 4 -11 2.4.3 Ink smear prevention 4 -12 2.5 Head Overheat Protection 4 -13 3. PRINTER'S MECHANICAL SYSTEM 4 -13 3.1 Overview 4 -14 3.1.1 Structure
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Page 5 - 2 2.1 List of Tools 5 - 3 3. APPLYING GREASE 5 - 4 4. DISASSEMBLY AND REASSEMBLY 5 - 4 4.1 Disassembly and Reassembly 5 - 4 4.2 Notes on Disassembly and Reassembly 5 - 4 4.2.1 Main cover 5 - 4 4.2.2 Carriage unit 5 - 5 4.2.3 Bearings at ends of support shaft 5 - 5 4.2.4 Purge unit and bottom case assembly 5 - 5 4.2.5 Securing idler pulley assembly screw 5 - 6 4.3 Waste Ink Absorbers 5 - 7 4.4 Assembling the Chassis 5 - 8 5. ADJUSTMENTS 5 - 8 5.1 Adjustment Locations 5 - 8 5.1.1 Adjustin
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III. ILLUSTRATION INDEX Page Part 1: SAFETY AND PRECAUTIONS 1 - 1 Figure 1 - 1 The Printer's Moving Parts 1 - 2 Figure 1 - 2 Front Cover 1 - 3 Figure 1 - 3 Ink Path 1 - 4 Figure 1 - 4 BC-62e Photo and BC-61 1 - 4 Figure 1 - 5 Ink Mist 1 - 5 Figure 1 - 6 AC Adapter 1 - 6 Figure 1 - 7 BJ Cartridge Metal Plate 1 - 7 Figure 1 - 8 Removing the BJ Cartridge Cap and Tape 1 - 8 Figure 1 - 9 BJ Cartridges 1 - 9 Figure 1 -10 Removing the Ink Tank Cap 1 - 9 Figure 1 -11 The Ink Outlets on Ink Tank 1 -10 F
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Page 3 -18 Figure 3 -19 Hidden Control Sheet (Sample) 3 -20 Figure 3 -20 Nozzle Check Pattern (Sample) 3 -22 Figure 3 -21 Service Mode Test Print (Sample) 3 -23 Figure 3 -22 EEPROM Data Print (Sample) Part 4: TECHNICAL REFERENCE 4 - 1 Figure 4 - 1 Printer Block Diagram 4 - 2 Figure 4 - 2 Flowchart of Initialization Sequence 4 - 3 Figure 4 - 3 Print Signal Sequence 4 - 5 Figure 4 - 4 Power-Off Sequence Flowchart 4 - 6 Figure 4 - 5 Bidirectional Centronics Specifications Selection Sequence 4 - 6
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Page 5 -10 Figure 5 -12 Thickness Gauge Setting 5 -10 Figure 5 -13 Check the Head Gap 5 -11 Figure 5 -14 Adjust the Head Gap 1 5 -12 Figure 5 -15 Adjust the Head Gap 2 5 -37 Figure 5 -16 Logic Board 5 -39 Figure 5 -17 Carriage Board 5 -44 Figure 5 -18 Logic Board (Face) 5 -44 Figure 5 -19 Component Board (Back) 5 -45 Figure 5 -20 Carriage Board (Face) 5 -45 Figure 5 -21 Carriage Board (Back) VIII
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IV. TABLE INDEX Page Part 2: PRODUCT SPECIFICATIONS 2 - 5 Table 2 - 1 BJ Cartridge vs Print Mode 2 -10 Table 2 - 2 Paper Specifications 2 -12 Table 2 - 3 IO Signals Compatible Mode 2 -13 Table 2 - 4 IO Signals in Nibble Mode 2 -13 Table 2 - 5 IO Signals in ECP Mode Part 3: OPERATING INSTRUCTIONS 3 - 9 Table 3 - 1 Printer Paper Settings 3 -14 Table 3 - 2 Operator Calls 3 -15 Table 3 - 3 Service Calls 3 -21 Table 3 - 4 Service Mode Part 4: TECHNICAL REFERENCE 4 - 8 Table 4 - 1 Number of Passes
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Part 1 SAFETY AND PRECAUTIONS Page 1 - 1 1. SAFETY PRECAUTIONS 1 - 1 1.1 Moving Parts 1 - 2 1.2 Front Cover 1 - 3 1.3 Ink Stains 1 - 5 1.4 Live Parts 1 - 6 1.5 BJ Cartridge Metal Plate 1 - 7 2. MACHINE PRECAUTIONS 1 - 7 2.1 BJ Cartridge Handling 1 - 9 2.2 Ink Tank Handling 1 -10 2.3 Printer Handling 1 -12 3. NOTES ON SERVICING 1 -12 3.1 EEPROM Data 1 -13 3.2 Service Mode of Printer Driver 1 -13 3.3 Protecting the Power Supply 1 -14 3.4 Static Electricity 1 -15 3.5 Disassembly and Assembly 1 -15
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Part 1: Safety and Precautions BJC-7100 1. SAFETY PRECAUTIONS 1.1 Moving Parts Be careful not to let your fingers, hair, clothing, accessories, etc., become caught up in the moving parts of the printer. There are moving parts associated with the carriage motor and paper feed motor. Carriage motor Carriage belt, idler pulleys, and carriage Paper feed motor Paper feed roller, pressure rollers, spurs, pick-up roller, slow down gear, paper output guide, and purge unit. Be sure that the front cover i
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Part 1: Safety and Precautions BJC-7100 1.2 Front Cover Hold the front part of the front cover to open and close the cover. Be careful not to pinch your fingers between the front and main cover when closing the front cover. Figure 1-2 Front Cover 1-2
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Part 1: Safety and Precautions BJC-7100 1.3 Ink Stains 1.3.1 Ink path Be careful not to touch the ink path as it may stain your hands, clothes, printer, work table etc., during servicing. The ink path consists of the BJ cartridge nozzles, head cap, waste ink tube, head wiper, cleaner unit, maintenance jet receiving section, and waste ink absorber. CAUTION Although the ink and ink optimizer for plain paper are not harmful to the human body, they contain organic solvents indicated on the package.
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Part 1: Safety and Precautions BJC-7100 The joints and ink outlets of the respective ink tanks of the photo BJ cartridge [BC- 62e Photo] and color BJ cartridge [BC-61] are also part of the ink path and must be handled with care. Unless absolutely necessary, do not remove the ink tanks from a BJ cartridge, since air may enter the ink path and have a negative effect on print quality. Ink Outlets Ink Outlets Joints Joints Head (Nozzles) Head (Nozzles) BC-62e Photo BC-61 Figure 1-4 BC-62e Photo and
