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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
