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Canon QY8-1360-000 manual Initial Flowchart, 2 Flowchart of Initialization Sequence, BJC-7100

Models: QY8-1360-000

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1.2 Initial Flowchart

Part 4: Technical Reference

BJC-7100

1.2 Initial Flowchart

The following flowchart shows the steps in the initialization sequence that takes place when the power is turned on and before the printer enters the online state.

Start

Connect power cable of AC adaptor to wall outlet.

(Hard power ON)

A

Paper output operation

ROM check RAM check EEPROM check

OK? Yes

No

Paper-out/paper-jam error

Turn power ON. (Soft power ON)

Waste ink check

OK?

Yes

No

OK? Yes

No

Waste ink-full error

Paper check

(Paper-end sensor)

EEPROM error

ROM error

Purge unit initialization

Is paper-out?

RAM error

No

OK? Yes

No

Purge error

Yes

Paper-out/paper jam error

BJ cartridge check

Printer temperature check

Purge unit decapping

OK? Yes

No

OK?

Yes

No

Purge error

BJ cartridge error

Auto cleaning operation

Printer temperature error

Detection fo carriage

in home position

Ink-out check

OK?			No


Yes

				Home position error

Sheet feeder initialization
				Print position
				correction error

Is there any ink? Yes

Waste ink check

No

Ink-out error

(Displayed during paper feed operation after the printer has been in

OK?

Yes

A

No

Sheet feeder error

OK? Yes

END

No standby mode)

Waste ink alarm

Waste ink-full error

Figure 4-2 Flowchart of Initialization Sequence

4-2

Image 82

Canon QY8-1360-000 manual Initial Flowchart, 2 Flowchart of Initialization Sequence, Part 4 Technical Reference, BJC-7100

Contents

OCT. 1998QY8-1360-000 REVISION1098 AB Page 16-1, Shimonoge 3-chome, Takatsu-ku, Kawasaki, Kanagawa 213, Japan Copyright 1998 by Canon Inc CANON INCBJ Products Quality Support Dept Target ReadersPart 5 Maintenance Part 1 Safety and PrecautionsPart 2 Product Specifications I. ABOUT THIS MANUALPart 1 SAFETY AND PRECAUTIONS II. TABLE OF CONTENTSPart 2 PRODUCT SPECIFICATIONS Part 3 OPERATING INSTRUCTIONS Part 4 TECHNICAL REFERENCEPart 5 MAINTENANCE Page Part 1 SAFETY AND PRECAUTIONS Part 2 PRODUCT SPECIFICATIONSIII. ILLUSTRATION INDEX Part 3 OPERATING INSTRUCTIONSPart 5 MAINTENANCE Part 4 TECHNICAL REFERENCEVIII PagePart 5 MAINTENANCE IV. TABLE INDEXPart 2 PRODUCT SPECIFICATIONS Part 3 OPERATING INSTRUCTIONSPage SAFETY AND PRECAUTIONS PartPage 1.1 Moving Parts 1. SAFETY PRECAUTIONSBJC-7100 Figure 1-1 The Printers Moving PartsBJC-7100 1.2 Front CoverFigure 1-2 Front Cover Part 1 Safety and PrecautionsPart 1 Safety and Precautions 1.3 Ink Stains 1.3.1 Ink pathFigure 1-3 Ink Path BJC-7100Figure 1-4 BC-62e Photo and BC-61 BC-62e PhotoBC-61 1.3.2 Ink mistPart 1 Safety and Precautions 1.4 Live PartsFigure 1-6 AC Adapter BJC-7100Part 1 Safety and Precautions 1.5 BJ Cartridge Metal PlateFigure 1-7 BJ Cartridge Metal Plate 1. Overheat detection when replacing cartridgeFigure 1-8 Removing the BJ Cartridge Cap and Tape 2. MACHINE PRECAUTIONS2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge 2.1.2 BJ cartridge protectionFigure 1-9 BJ Cartridges 2.1.3 Power on/off2.1.4 When not using the printer Part 1 Safety and PrecautionsFigure 1-10 Removing the Ink Tank Cap 2.1.5 Ink electroconductivity2.2 Ink Tank Handling 2.2.1 Unpacking the ink tank 2.2.2 Preventing clogging2.3.2 Damage due to static electricity 2.3 Printer Handling 2.3.1 SpursFigure 1-12 Spurs Figure 1-13 Contacts2.3.4 Carrying the printer 2.3.3 Ink leakage and dry-outFigure 1-14 Capping Position Figure 1-15 Carrying the Printer1-12 3. NOTES ON SERVICING3.1 EEPROM Data Part 1 Safety and PrecautionsFigure 1-16 Protecting the Power Supply 3.2 Service Mode of Printer Driver3.3 Protecting the Power Supply 1-13Figure 1-17 Electrical System of Printer 3.4 Static ElectricityStatic Damage 1-143.6 Self-Diagnosis 3.5 Disassembly and Assembly 3.5.1 Parts that cannot be disassembledFigure 1-18 Parts that Cannot be Disassembled 1-15Part 1 Safety and Precautions This page intentionally left blank1-16 BJC-7100PRODUCT SPECIFICATIONS PartPage Figure 2-1 Printer Appearance 1. PRODUCT OUTLINE1.1 Outline Part 2 Product SpecificationsPart 2 Product Specifications 1.2 FeaturesBJC-7100 Part 2 Product Specifications 1.3 BJ Cartridge 1.3.1 Black BJ cartridge BC-60Figure 2-2 Black BJ Cartridge BC-60 BJC-7100Part 2 Product Specifications 1.3.2 Photo BJ cartridge BC-62e PhotoFigure 2-3 Photo BJ Cartridge BC-62e Photo BJC-71001.3.3 Color BJ cartridge BC-61 1.3.4 BJ cartridge vs print modeTABLE 2-1 BJ CARTRIDGE VS PRINT MODE Figure 2-4 Color BJ Cartridge BC-611.5 Consumables 1.5.1 BJ cartridge 1.4 SB-60 BJ Cartridge ContainerFigure 2-5 BJ Cartridge SB-60 1.5.2 Ink tankPart 2 Product Specifications 2. SPECIFICATIONS2.1 General Specifications 2. Operating mode Canon extended mode 3. Print resolution13. Paper Feeding method Part 2 Product SpecificationsBJC-7100 14. Sheet feeder capacity20. Power consumption BJC-7100Part 2 Product Specifications 21. External dimensions2-10 2.2 Paper Specifications 2.2.1 Paper typesTABLE 2-2 PAPER SPECIFICATIONS Part 2 Product Specifications2-11 2.2.2 Printing rangeFigure 2-7 Printing Area Part 2 Product Specifications2-12 2.3 Interface SpecificationsTABLE 2-3 IO SIGNALS IN COMPATIBLE MODE Part 2 Product Specifications2-13 TABLE 2-4 IO SIGNALS IN NIBBLE MODETABLE 2-5 IO SIGNALS IN ECP MODE Part 2 Product Specifications7 Description of input/output signals Compatible Mode 2-14Part 2 Product Specifications BJC-7100Fault Output 2-15Part 2 Product Specifications Nibble Mode HostClk InputECP mode HostClk Input 2-16Part 2 Product Specifications BJC-7100BJC-7100 2-17Part 2 Product Specifications Ack Reverse OutputFigure 2-10 ECP Mode Figure 2-8 Compatible ModeFigure 2-9 Nibble Mode 2-18OPERATING INSTRUCTIONS PartPage Figure 3-1 Packaging 1. PRINTER SETUP1.1 Unpacking BJC-7100Part 3 Operating Instructions 1.2 Installation LocationFigure 3-2 Printer Dimensions BJC-7100Figure 3-3 Connecting the Interface Cable 1.3 Installation1.3.1 Connecting the interface cable 1.3.2 Connecting the power supplyFigure 3-5 Removing Cap and Tape from BJ Cartridge 1.3.3 Installing the BJ cartridgeFigure 3-6 Installing BJ Cartridges 2 Installing the BJ cartridgePart 3 Operating Instructions Figure 3-7 Checking Print Head AlignmentBJC-7100 3 Aligning the print headsFigure 3-9 Removing Protective Cap from Ink Tank 1.3.4 Replacing the ink tanksFigure 3-8 Replacing the Ink Tank 1 When to replace the ink tankBJC-7100 1.3.5 Cartridge container SB-60Figure 3-10 Cartridge Container SB-60 Part 3 Operating InstructionsFigure 3-11 Incorrect Method of Powering Off 1.4 Turning Printer Power On and Off 1.4.1 Turning the power on1.4.2 Turning the power off Part 3 Operating Instructions1.5 Loading Printer Paper TABLE 3-1 PRINTER PAPER SETTINGSFigure 3-12 Paper Settings BJC-7100OPERATOR PANEL 1.6 Names of Parts and Their FunctionsFRONT Figure 3-13 Names of Parts and Their FunctionsFigure 3-14 Names of Parts and Their Functions INSIDEBACK 3-11Figure 3-15 Transporting the Printer 2. TRANSPORTING THE PRINTER2.1 Transporting the Printer 3-123-13 2.2 Manual CappingFigure 3-16 Manual Capping Method BJC-71003. PRINTER SERVICING FUNCTIONS 3.1 Error Indications3.1.1 Operator call errors Figure 3-17 Control Panel3-15 3.1.2 Service callsTABLE 3-3 SERVICE CALLS If a service call occurs, refer to Part 5 6. TROUBLESHOOTING pagePart 3 Operating Instructions 3.2 Warning Indications3-16 BJC-7100Figure 3-18 Windows 95 Driver Control Sheet Sample 3.3 Function Settings3.3.1 Items set by control function 3-173-18 3.3.2 Service mode of printer driverFigure 3-19 Hidden Control Sheet Sample Procedure3-19 3.5 Cleaning the BJ Cartridge3.4 EEPROM Manual Print Head CleaningFigure 3-20 Nozzle Check Pattern Sample 3.7 Pickup Roller Cleaning Function HR-1013.6 Test Printout 3-203-21 3.8 Service ModeTABLE 3-4 SERVICE MODE BJC-71003.8.1 Final factory test pattern Figure 3-21 Service Mode Test Print Sample3.8.2 Resetting EEPROM data 3-22Figure 3-22 EEPROM Data Print Sample 3.8.4 Setting destination country3.8.3 Printing EEPROM data 3-23Part 3 Operating Instructions 3.8.5 Other Function3-24 BJC-7100TECHNICAL REFERENCE PartPage 1. OVERVIEW 1.1 Printer Block DiagramFigure 4-1 Printer Block Diagram BJC-7100Part 4 Technical Reference 1.2 Initial FlowchartFigure 4-2 Flowchart of Initialization Sequence BJC-7100BJC-7100 1.3 Print Signal SequenceFigure 4-3 Print Signal Sequence Part 4 Technical ReferencePart 4 Technical Reference 1.4 BJ Cartridge Drive1.4.1 Print drive control BJC-7100BJC-7100 1.5 Power-Off Sequence FlowchartFigure 4-4 Power-Off Sequence Flowchart Part 4 Technical ReferenceFigure 4-6 Interface Timing Compatible Mode Figure 4-5 Bidirectional Centronics Specifications Selection Sequence2.1.1 Compatible mode 2. FIRMWARE2.1.3 ECP mode 2.1.2 Nibble modeFigure 4-7 Interface Timing Nibble Mode Figure 4-8 Interface Timing ECP ModePart 4 Technical Reference 2.2 Print ModesTABLE 4-1 NUMBER OF PASSES VS NUMBER OF OPERATIONAL HEAD NOZZLES BJC-71002.2.3 Standard mode 2.2.1 Plain paper optimized printing mode P-POP2.2.2 Economy print mode Draft mode 2.2.4 High quality and fine modeFigure 4-10 Print Mode Main Sheet Sample 2.2.5 Print mode settingsTABLE 4-2 MAIN DEFAULT PRINT MODE SETTINGS 4-102.3 Smoothing Function Figure 4-11 Print Mode Detail Quality Sheet Sample2.4 Print Optimization Controls 2.4.1 Power monitor 2.4.2 Head sticking preventionPart 4 Technical Reference 2.5 Head Overheat Protection4-12 BJC-7100Figure 4-12 Printers Mechanical System 3. PRINTERS MECHANICAL SYSTEM3.1 Overview 4-13Part 4 Technical Reference 3.1.1 Structure of printers mechanical system4-14 BJC-71004-15 3.2 BJ Cartridge 3.2.1 BJ cartridge structureFigure 4-13 Structure of BC-60 BJC-7100Part 4 Technical Reference Figure 4-14 Structure of BC-614-16 BJC-7100BJC-7100 Figure 4-15 Structure of BC-62e Photo4-17 Part 4 Technical ReferenceBJC-7100 4-18Part 4 Technical Reference Air paths/Tank labelFigure 4-17 Structure of BC-61 BJ Head Unit 3.2.2 Structure of BJ head unitFigure 4-16 Structure of BC-60 BJ Head Unit 4-19Part 4 Technical Reference Figure 4-18 Structure of BC-62e Photo BJ Head Unit4-20 BJC-71004-21 3.2.3 Nozzle arraysFigure 4-19 Nozzle Arrays BJC-7100TABLE 4-3 BJ HEAD INPUT AND OUTPUT SIGNALS 3.2.4 Signal contactsFigure 4-20 Signal Contacts 4-22BJC-7100 4-23Part 4 Technical Reference 4-24 Figure 4-21 Block Diagram of BC-60 Drive Circuit3.2.5 Drive circuit Part 4 Technical ReferenceBJC-7100 Figure 4-22 Block Diagram of BC-61/BC-62e Photo Drive Circuit4-25 Part 4 Technical ReferenceHead temperature sensor 4-263 Description of block diagram Block enable decoder *1 Part 4 Technical Reference4-27 TABLE 4-5 ELECTRODE CONNECTION PINSTABLE 4-4 AND GATE CONTACTS AND IDATA ORDER BJC-7100TABLE 4-6 INDEX CONNECTIONS TABLE 4-7 INDEX SENSOR SIGNALS AND BJ CARTRIDGE DETECTION3.2.6 BJ cartridge detection 4-282 Cleaning function 3.3 Purge Unit 3.3.1 Function of purge unit4-29 BJC-71004-30 TABLE 4-8 CLEANING CONDITIONS AND INK CONSUMPTION AVERAGE3.3.2 Structure of purge unit Part 4 Technical ReferencePart 4 Technical Reference 4-31BJC-7100 2 WiperPurge Unit Figure 4-23 Purge Unit4-32 Part 4 Technical ReferenceFigure 4-24 Carriage Paper Feed Motor Drive Switching Mechanism3.4 Carriage 3.4.1 Carriage functions 4-333 Paper feed motor drive switching mechanism 3.4.2 Carriage structure4-34 Part 4 Technical ReferenceDriving Sheet Feeder Figure 4-25 Paper Feed Motor Drive Switching4-35 Feeding Paper3.5.1 Paper feed/sheet feeder mechanism functions Figure 4-26 Auto Platen-Head Gap Adjustment3.5 Paper Feed/Sheet Feeder Mechanism 4-36Figure 4-27 Paper Feed Mechanism Auto Sheet Feeder ASFManual Feed 4-374-38 3.5.2 Paper feed/sheet feeder mechanism structureFigure 4-28 Paper Separator Part 4 Technical ReferenceFigure 4-29 Printer Electrical System 4. PRINTER ELECTRICAL SYSTEM4.1 Overview of Printer Electrical System 4-394-40 4.2 Logic 4.2.1 Logic block diagramFigure 4-30 Logic Board Block Diagram Part 4 Technical ReferenceDirect memory access DMA controller 4.2.2 Logic components4-41 Timer stepping motor controller/sense signal controller/monitor timerPart 4 Technical Reference 4-42Clock & power manager BJC-71005 Reset IC IC8 Figure 4-31 Printer Block Diagram4-43 BJC-7100Part 4 Technical Reference Figure 4-32 Motor Drive Circuit4-44 BJC-71004.3.2 Output voltages 4.3 Electrical System 4.3.1 Input power supply AC adaptorFigure 4-33 AC Adaptor Output Voltages 4-45Figure 4-34 Sensor Positions 5. DETECTION FUNCTIONS5.1 Sensor-based Detection Functions 4-46BJC-7100 4-47Printer temperature sensor Part 4 Technical Reference5.2.2 BJ cartridge detection 5.2 Miscellaneous Detection Functions5.2.1 Waste-ink amount detection 5.2.3 Ink-out detectionBJC-7100 4-493 Ink-out error display Part 4 Technical ReferenceThis page intentionally left blank 4-50Part 4 Technical Reference BJC-7100MAINTENANCE PartPage 1.4 Periodic Maintenance 1. MAINTENANCE1.1 Parts for Periodic Replacement 1.2 Consumable PartsPart 5 Maintenance 2. SERVICING TOOLS2.1 List of Tools BJC-7100MOLYKOTE PG641 3. APPLYING GREASEFigure 5-1 Grease Points Part 5 Maintenance4.2 Notes on Disassembly and Reassembly 4. DISASSEMBLY AND REASSEMBLY4.1 Disassembly and Reassembly Figure 5-2 Main Cover and Connector Cover4.2.5 Securing idler pulley assembly screw 4.2.4 Purge unit and bottom case assemblyFigure 5-5 Purge Unit and Bottom Case Assembly Figure 5-6 Tightening Idler Pulley Assembly ScrewPart 5 Maintenance Figure 5-7 Maintenance Jet and Waste Ink Absorbers4.3 Waste Ink Absorbers BJC-7100Part 5 Maintenance 4.4 Assembling the ChassisFigure 5-8 Tightening the Chassis Fixing Screws BJC-71005.1.2 Checking and adjusting the head gap 5. ADJUSTMENTS5.1 Adjustment Locations 5.1.1 Adjusting registration Figure 5-9 Screws Influencing Head GapPart 5 Maintenance Figure 5-10 Measuring Sheet SettingFigure 5-11 Measuring Sheet Setting BJC-71005-10 Figure 5-12 Thickness Gauge SettingFigure 5-13 Check the Head Gap Part 5 MaintenancePart 5 Maintenance Figure 5-14 Adjust the Head Gap5-11 2. Head Gap Check/Adjustment FlowchartPart 5 Maintenance Figure 5-15 Adjust the Head Gap5-12 BJC-71006.1.2 Troubleshooting cautions 6. TROUBLESHOOTING6.1 Troubleshooting Overview 6.1.1 Overview 5-13Part 5 Maintenance 6.2 Diagnosis 6.2.1 Diagnostic flow5-14 Connect power cable of AC adaptor to wall outletPart 5 Maintenance 5-15BJC-7100 Measure 1. Print Position Correction Error6.2.2 Action 5-168.3Ω/phase 5-17Part 5 Maintenance BJC-71005-18 3. Purge Error2. Home Position Error Part 5 MaintenancePart 5 Maintenance 4. Sheet Feeder Error5-19 BJC-7100Part 5 Maintenance 5. Printer Temperature Error5-20 MeasureAlarm/Full Error 7. EEPROM Error9. RAM Error 6. Waste InkPart 5 Maintenance 11. LF Motor Error5-22 Measure12. Miscellaneous ErrorsHardware 5-23Part 5 Maintenance 13. Paper-out and Paper-jam Errors5-24 Beeper 2 times ERROR indicator ON POWER indicator BlinksBJC-7100 5-25Part 5 Maintenance 2. Paper jamPart 5 Maintenance 14. Ink-out Error5-26 BJC-7100BJC-7100 5-27Part 5 Maintenance 2. Color BJ cartridge BC-61 Photo BJ cartridge BC-62e PhotoPart 5 Maintenance 15. BJ Cartridge Error5-28 MeasureSuspected parts BJ cartridge Overheat Error16. BJ Cartridge Part 5 MaintenancePart 5 Maintenance 1. The power does not turn on5-30 b SymptomsPart 5 Maintenance 2. Abnormal noise5-31 BJC-7100BJC-7100 5-32Part 5 Maintenance Check for foreign objects Check for deformed or damaged gearsPart 5 Maintenance 3. Faulty pickup5-33 BJC-7100Part 5 Maintenance 4. Faulty printing 1 No printing5-34 MeasureBJC-7100 5-35Part 5 Maintenance 1. Check/replace carriagePart 5 Maintenance 5. Faulty printing 2 Miscellaneous problems5-36 SymptomsCNCR Carriage Motor Connector 7. CONNECTOR LAYOUT AND SIGNAL ASSIGNMENTCNPGS Purge Sensor Connector CNLF Paper Feed Motor ConnectorCNHEAD2 Carriage Cable Connector CNIF Parallel Interface ConnectorCNHEAD1 Carriage Cable Connector 5-38TABLE 5-1 CONTACTS DARK COL AND LIGHT COL 7.2 Carriage BoardFigure 5-17 Carriage Board 5-395-40 JENG1 Carriage Cable ConnectorJENG2 Carriage Cable Connector Part 5 MaintenancePart 5 Maintenance BLACK Cartridge Cable5-41 BJC-71005-42 AMM Cartridge CableDARKCOL Cartridge Cable Part 5 MaintenancePart 5 Maintenance LIGHTCOL Cartridge Cable5-43 BJC-7100Figure 5-18 Logic Board Face Figure 5-19 Component Board Back 8. CIRCUIT DIAGRAMS8.1 Parts Layout 8.1.1 Logic board 5-445-45 8.1.2 Carriage boardFigure 5-20 Carriage Board Face Figure 5-21 Carriage Board Back Part 5 MaintenanceThis page intentionally left blank 5-46Part 5 Maintenance BJC-7100Part 5 Maintenance 8.2 Circuit Diagrams 8.2.1 Logic board5-47 BJC-7100BJC-7100 5-48Part 5 Maintenance LOGIC BOARDBJC-7100 5-49Part 5 Maintenance A B C DBJC-7100 5-50Part 5 Maintenance LOGIC BOARDPOWER SUPPLY 5-51Part 5 Maintenance BJC-7100Page PRINTED IN JAPAN IMPRIME AU JAPON The printing paper contains 70% waste paper