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Canon QY8-1360-000 manual 5-35, BJC-7100, Part 5 Maintenance, Check/replace carriage

Models: QY8-1360-000

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BJC-7100

Part 5: Maintenance

Repeat head cleaning and deep cleaning operations 4 or 5 times.

Make a test print.

OK?	No
OK?
Yes

		1. Check/replace carriage
		1. Check/replace carriage
		cable.

END		2. Replace carriage unit.

3. Replace logic board.

4. Replace purge unit.

5-35

Page 167

Image 167

Canon QY8-1360-000 manual 5-35, BJC-7100, Part 5 Maintenance, Check/replace carriage

Contents

REVISION OCT. 1998QY8-1360-0001098 AB Page Target Readers Copyright 1998 by Canon Inc CANON INCBJ Products Quality Support Dept 16-1, Shimonoge 3-chome, Takatsu-ku, Kawasaki, Kanagawa 213, JapanI. ABOUT THIS MANUAL Part 1 Safety and PrecautionsPart 2 Product Specifications Part 5 MaintenancePart 2 PRODUCT SPECIFICATIONS II. TABLE OF CONTENTSPart 1 SAFETY AND PRECAUTIONS Part 4 TECHNICAL REFERENCE Part 3 OPERATING INSTRUCTIONSPart 5 MAINTENANCE Page Part 3 OPERATING INSTRUCTIONS Part 2 PRODUCT SPECIFICATIONSIII. ILLUSTRATION INDEX Part 1 SAFETY AND PRECAUTIONSPart 4 TECHNICAL REFERENCE Part 5 MAINTENANCEPage VIIIPart 3 OPERATING INSTRUCTIONS IV. TABLE INDEXPart 2 PRODUCT SPECIFICATIONS Part 5 MAINTENANCEPage Part SAFETY AND PRECAUTIONSPage Figure 1-1 The Printers Moving Parts 1. SAFETY PRECAUTIONSBJC-7100 1.1 Moving PartsPart 1 Safety and Precautions 1.2 Front CoverFigure 1-2 Front Cover BJC-7100BJC-7100 1.3 Ink Stains 1.3.1 Ink pathFigure 1-3 Ink Path Part 1 Safety and Precautions1.3.2 Ink mist BC-62e PhotoBC-61 Figure 1-4 BC-62e Photo and BC-61BJC-7100 1.4 Live PartsFigure 1-6 AC Adapter Part 1 Safety and Precautions1. Overheat detection when replacing cartridge 1.5 BJ Cartridge Metal PlateFigure 1-7 BJ Cartridge Metal Plate Part 1 Safety and Precautions2.1.2 BJ cartridge protection 2. MACHINE PRECAUTIONS2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge Figure 1-8 Removing the BJ Cartridge Cap and TapePart 1 Safety and Precautions 2.1.3 Power on/off2.1.4 When not using the printer Figure 1-9 BJ Cartridges2.2.2 Preventing clogging 2.1.5 Ink electroconductivity2.2 Ink Tank Handling 2.2.1 Unpacking the ink tank Figure 1-10 Removing the Ink Tank CapFigure 1-13 Contacts 2.3 Printer Handling 2.3.1 SpursFigure 1-12 Spurs 2.3.2 Damage due to static electricityFigure 1-15 Carrying the Printer 2.3.3 Ink leakage and dry-outFigure 1-14 Capping Position 2.3.4 Carrying the printerPart 1 Safety and Precautions 3. NOTES ON SERVICING3.1 EEPROM Data 1-121-13 3.2 Service Mode of Printer Driver3.3 Protecting the Power Supply Figure 1-16 Protecting the Power Supply1-14 3.4 Static ElectricityStatic Damage Figure 1-17 Electrical System of Printer1-15 3.5 Disassembly and Assembly 3.5.1 Parts that cannot be disassembledFigure 1-18 Parts that Cannot be Disassembled 3.6 Self-DiagnosisBJC-7100 This page intentionally left blank1-16 Part 1 Safety and PrecautionsPart PRODUCT SPECIFICATIONSPage Part 2 Product Specifications 1. PRODUCT OUTLINE1.1 Outline Figure 2-1 Printer AppearanceBJC-7100 1.2 FeaturesPart 2 Product Specifications BJC-7100 1.3 BJ Cartridge 1.3.1 Black BJ cartridge BC-60Figure 2-2 Black BJ Cartridge BC-60 Part 2 Product SpecificationsBJC-7100 1.3.2 Photo BJ cartridge BC-62e PhotoFigure 2-3 Photo BJ Cartridge BC-62e Photo Part 2 Product SpecificationsFigure 2-4 Color BJ Cartridge BC-61 1.3.4 BJ cartridge vs print modeTABLE 2-1 BJ CARTRIDGE VS PRINT MODE 1.3.3 Color BJ cartridge BC-611.5.2 Ink tank 1.4 SB-60 BJ Cartridge ContainerFigure 2-5 BJ Cartridge SB-60 1.5 Consumables 1.5.1 BJ cartridge2. Operating mode Canon extended mode 3. Print resolution 2. SPECIFICATIONS2.1 General Specifications Part 2 Product Specifications14. Sheet feeder capacity Part 2 Product SpecificationsBJC-7100 13. Paper Feeding method21. External dimensions BJC-7100Part 2 Product Specifications 20. Power consumptionPart 2 Product Specifications 2.2 Paper Specifications 2.2.1 Paper typesTABLE 2-2 PAPER SPECIFICATIONS 2-10Part 2 Product Specifications 2.2.2 Printing rangeFigure 2-7 Printing Area 2-11Part 2 Product Specifications 2.3 Interface SpecificationsTABLE 2-3 IO SIGNALS IN COMPATIBLE MODE 2-12Part 2 Product Specifications TABLE 2-4 IO SIGNALS IN NIBBLE MODETABLE 2-5 IO SIGNALS IN ECP MODE 2-13BJC-7100 2-14Part 2 Product Specifications 7 Description of input/output signals Compatible ModeNibble Mode HostClk Input 2-15Part 2 Product Specifications Fault OutputBJC-7100 2-16Part 2 Product Specifications ECP mode HostClk InputAck Reverse Output 2-17Part 2 Product Specifications BJC-71002-18 Figure 2-8 Compatible ModeFigure 2-9 Nibble Mode Figure 2-10 ECP ModePart OPERATING INSTRUCTIONSPage BJC-7100 1. PRINTER SETUP1.1 Unpacking Figure 3-1 PackagingBJC-7100 1.2 Installation LocationFigure 3-2 Printer Dimensions Part 3 Operating Instructions1.3.2 Connecting the power supply 1.3 Installation1.3.1 Connecting the interface cable Figure 3-3 Connecting the Interface Cable2 Installing the BJ cartridge 1.3.3 Installing the BJ cartridgeFigure 3-6 Installing BJ Cartridges Figure 3-5 Removing Cap and Tape from BJ Cartridge3 Aligning the print heads Figure 3-7 Checking Print Head AlignmentBJC-7100 Part 3 Operating Instructions1 When to replace the ink tank 1.3.4 Replacing the ink tanksFigure 3-8 Replacing the Ink Tank Figure 3-9 Removing Protective Cap from Ink TankPart 3 Operating Instructions 1.3.5 Cartridge container SB-60Figure 3-10 Cartridge Container SB-60 BJC-7100Part 3 Operating Instructions 1.4 Turning Printer Power On and Off 1.4.1 Turning the power on1.4.2 Turning the power off Figure 3-11 Incorrect Method of Powering OffBJC-7100 TABLE 3-1 PRINTER PAPER SETTINGSFigure 3-12 Paper Settings 1.5 Loading Printer PaperFigure 3-13 Names of Parts and Their Functions 1.6 Names of Parts and Their FunctionsFRONT OPERATOR PANEL3-11 INSIDEBACK Figure 3-14 Names of Parts and Their Functions3-12 2. TRANSPORTING THE PRINTER2.1 Transporting the Printer Figure 3-15 Transporting the PrinterBJC-7100 2.2 Manual CappingFigure 3-16 Manual Capping Method 3-13Figure 3-17 Control Panel 3.1 Error Indications3.1.1 Operator call errors 3. PRINTER SERVICING FUNCTIONSIf a service call occurs, refer to Part 5 6. TROUBLESHOOTING page 3.1.2 Service callsTABLE 3-3 SERVICE CALLS 3-15BJC-7100 3.2 Warning Indications3-16 Part 3 Operating Instructions3-17 3.3 Function Settings3.3.1 Items set by control function Figure 3-18 Windows 95 Driver Control Sheet SampleProcedure 3.3.2 Service mode of printer driverFigure 3-19 Hidden Control Sheet Sample 3-18Manual Print Head Cleaning 3.5 Cleaning the BJ Cartridge3.4 EEPROM 3-193-20 3.7 Pickup Roller Cleaning Function HR-1013.6 Test Printout Figure 3-20 Nozzle Check Pattern SampleBJC-7100 3.8 Service ModeTABLE 3-4 SERVICE MODE 3-213-22 Figure 3-21 Service Mode Test Print Sample3.8.2 Resetting EEPROM data 3.8.1 Final factory test pattern3-23 3.8.4 Setting destination country3.8.3 Printing EEPROM data Figure 3-22 EEPROM Data Print SampleBJC-7100 3.8.5 Other Function3-24 Part 3 Operating InstructionsPart TECHNICAL REFERENCEPage BJC-7100 1.1 Printer Block DiagramFigure 4-1 Printer Block Diagram 1. OVERVIEWBJC-7100 1.2 Initial FlowchartFigure 4-2 Flowchart of Initialization Sequence Part 4 Technical ReferencePart 4 Technical Reference 1.3 Print Signal SequenceFigure 4-3 Print Signal Sequence BJC-7100BJC-7100 1.4 BJ Cartridge Drive1.4.1 Print drive control Part 4 Technical ReferencePart 4 Technical Reference 1.5 Power-Off Sequence FlowchartFigure 4-4 Power-Off Sequence Flowchart BJC-71002. FIRMWARE Figure 4-5 Bidirectional Centronics Specifications Selection Sequence2.1.1 Compatible mode Figure 4-6 Interface Timing Compatible ModeFigure 4-8 Interface Timing ECP Mode 2.1.2 Nibble modeFigure 4-7 Interface Timing Nibble Mode 2.1.3 ECP modeBJC-7100 2.2 Print ModesTABLE 4-1 NUMBER OF PASSES VS NUMBER OF OPERATIONAL HEAD NOZZLES Part 4 Technical Reference2.2.4 High quality and fine mode 2.2.1 Plain paper optimized printing mode P-POP2.2.2 Economy print mode Draft mode 2.2.3 Standard mode4-10 2.2.5 Print mode settingsTABLE 4-2 MAIN DEFAULT PRINT MODE SETTINGS Figure 4-10 Print Mode Main Sheet Sample2.4.2 Head sticking prevention Figure 4-11 Print Mode Detail Quality Sheet Sample2.4 Print Optimization Controls 2.4.1 Power monitor 2.3 Smoothing FunctionBJC-7100 2.5 Head Overheat Protection4-12 Part 4 Technical Reference4-13 3. PRINTERS MECHANICAL SYSTEM3.1 Overview Figure 4-12 Printers Mechanical SystemBJC-7100 3.1.1 Structure of printers mechanical system4-14 Part 4 Technical ReferenceBJC-7100 3.2 BJ Cartridge 3.2.1 BJ cartridge structureFigure 4-13 Structure of BC-60 4-15BJC-7100 Figure 4-14 Structure of BC-614-16 Part 4 Technical ReferencePart 4 Technical Reference Figure 4-15 Structure of BC-62e Photo4-17 BJC-7100Air paths/Tank label 4-18Part 4 Technical Reference BJC-71004-19 3.2.2 Structure of BJ head unitFigure 4-16 Structure of BC-60 BJ Head Unit Figure 4-17 Structure of BC-61 BJ Head UnitBJC-7100 Figure 4-18 Structure of BC-62e Photo BJ Head Unit4-20 Part 4 Technical ReferenceBJC-7100 3.2.3 Nozzle arraysFigure 4-19 Nozzle Arrays 4-214-22 3.2.4 Signal contactsFigure 4-20 Signal Contacts TABLE 4-3 BJ HEAD INPUT AND OUTPUT SIGNALSPart 4 Technical Reference 4-23BJC-7100 Part 4 Technical Reference Figure 4-21 Block Diagram of BC-60 Drive Circuit3.2.5 Drive circuit 4-24Part 4 Technical Reference Figure 4-22 Block Diagram of BC-61/BC-62e Photo Drive Circuit4-25 BJC-7100Part 4 Technical Reference 4-263 Description of block diagram Block enable decoder *1 Head temperature sensorBJC-7100 TABLE 4-5 ELECTRODE CONNECTION PINSTABLE 4-4 AND GATE CONTACTS AND IDATA ORDER 4-274-28 TABLE 4-7 INDEX SENSOR SIGNALS AND BJ CARTRIDGE DETECTION3.2.6 BJ cartridge detection TABLE 4-6 INDEX CONNECTIONSBJC-7100 3.3 Purge Unit 3.3.1 Function of purge unit4-29 2 Cleaning functionPart 4 Technical Reference TABLE 4-8 CLEANING CONDITIONS AND INK CONSUMPTION AVERAGE3.3.2 Structure of purge unit 4-302 Wiper 4-31BJC-7100 Part 4 Technical ReferencePart 4 Technical Reference Figure 4-23 Purge Unit4-32 Purge Unit4-33 Paper Feed Motor Drive Switching Mechanism3.4 Carriage 3.4.1 Carriage functions Figure 4-24 CarriagePart 4 Technical Reference 3.4.2 Carriage structure4-34 3 Paper feed motor drive switching mechanismFeeding Paper Figure 4-25 Paper Feed Motor Drive Switching4-35 Driving Sheet Feeder4-36 Figure 4-26 Auto Platen-Head Gap Adjustment3.5 Paper Feed/Sheet Feeder Mechanism 3.5.1 Paper feed/sheet feeder mechanism functions4-37 Auto Sheet Feeder ASFManual Feed Figure 4-27 Paper Feed MechanismPart 4 Technical Reference 3.5.2 Paper feed/sheet feeder mechanism structureFigure 4-28 Paper Separator 4-384-39 4. PRINTER ELECTRICAL SYSTEM4.1 Overview of Printer Electrical System Figure 4-29 Printer Electrical SystemPart 4 Technical Reference 4.2 Logic 4.2.1 Logic block diagramFigure 4-30 Logic Board Block Diagram 4-40Timer stepping motor controller/sense signal controller/monitor timer 4.2.2 Logic components4-41 Direct memory access DMA controllerBJC-7100 4-42Clock & power manager Part 4 Technical ReferenceBJC-7100 Figure 4-31 Printer Block Diagram4-43 5 Reset IC IC8BJC-7100 Figure 4-32 Motor Drive Circuit4-44 Part 4 Technical Reference4-45 4.3 Electrical System 4.3.1 Input power supply AC adaptorFigure 4-33 AC Adaptor Output Voltages 4.3.2 Output voltages4-46 5. DETECTION FUNCTIONS5.1 Sensor-based Detection Functions Figure 4-34 Sensor PositionsPart 4 Technical Reference 4-47Printer temperature sensor BJC-71005.2.3 Ink-out detection 5.2 Miscellaneous Detection Functions5.2.1 Waste-ink amount detection 5.2.2 BJ cartridge detectionPart 4 Technical Reference 4-493 Ink-out error display BJC-7100BJC-7100 4-50Part 4 Technical Reference This page intentionally left blankPart MAINTENANCEPage 1.2 Consumable Parts 1. MAINTENANCE1.1 Parts for Periodic Replacement 1.4 Periodic MaintenanceBJC-7100 2. SERVICING TOOLS2.1 List of Tools Part 5 MaintenancePart 5 Maintenance 3. APPLYING GREASEFigure 5-1 Grease Points MOLYKOTE PG641Figure 5-2 Main Cover and Connector Cover 4. DISASSEMBLY AND REASSEMBLY4.1 Disassembly and Reassembly 4.2 Notes on Disassembly and ReassemblyFigure 5-6 Tightening Idler Pulley Assembly Screw 4.2.4 Purge unit and bottom case assemblyFigure 5-5 Purge Unit and Bottom Case Assembly 4.2.5 Securing idler pulley assembly screwBJC-7100 Figure 5-7 Maintenance Jet and Waste Ink Absorbers4.3 Waste Ink Absorbers Part 5 MaintenanceBJC-7100 4.4 Assembling the ChassisFigure 5-8 Tightening the Chassis Fixing Screws Part 5 MaintenanceFigure 5-9 Screws Influencing Head Gap 5. ADJUSTMENTS5.1 Adjustment Locations 5.1.1 Adjusting registration 5.1.2 Checking and adjusting the head gapBJC-7100 Figure 5-10 Measuring Sheet SettingFigure 5-11 Measuring Sheet Setting Part 5 MaintenancePart 5 Maintenance Figure 5-12 Thickness Gauge SettingFigure 5-13 Check the Head Gap 5-102. Head Gap Check/Adjustment Flowchart Figure 5-14 Adjust the Head Gap5-11 Part 5 MaintenanceBJC-7100 Figure 5-15 Adjust the Head Gap5-12 Part 5 Maintenance5-13 6. TROUBLESHOOTING6.1 Troubleshooting Overview 6.1.1 Overview 6.1.2 Troubleshooting cautionsConnect power cable of AC adaptor to wall outlet 6.2 Diagnosis 6.2.1 Diagnostic flow5-14 Part 5 MaintenanceBJC-7100 5-15Part 5 Maintenance 5-16 1. Print Position Correction Error6.2.2 Action MeasureBJC-7100 5-17Part 5 Maintenance 8.3Ω/phasePart 5 Maintenance 3. Purge Error2. Home Position Error 5-18BJC-7100 4. Sheet Feeder Error5-19 Part 5 MaintenanceMeasure 5. Printer Temperature Error5-20 Part 5 Maintenance6. Waste Ink 7. EEPROM Error9. RAM Error Alarm/Full ErrorMeasure 11. LF Motor Error5-22 Part 5 Maintenance5-23 ErrorsHardware 12. MiscellaneousBeeper 2 times ERROR indicator ON POWER indicator Blinks 13. Paper-out and Paper-jam Errors5-24 Part 5 Maintenance2. Paper jam 5-25Part 5 Maintenance BJC-7100BJC-7100 14. Ink-out Error5-26 Part 5 Maintenance2. Color BJ cartridge BC-61 Photo BJ cartridge BC-62e Photo 5-27Part 5 Maintenance BJC-7100Measure 15. BJ Cartridge Error5-28 Part 5 MaintenancePart 5 Maintenance Overheat Error16. BJ Cartridge Suspected parts BJ cartridgeb Symptoms 1. The power does not turn on5-30 Part 5 MaintenanceBJC-7100 2. Abnormal noise5-31 Part 5 MaintenanceCheck for foreign objects Check for deformed or damaged gears 5-32Part 5 Maintenance BJC-7100BJC-7100 3. Faulty pickup5-33 Part 5 MaintenanceMeasure 4. Faulty printing 1 No printing5-34 Part 5 Maintenance1. Check/replace carriage 5-35Part 5 Maintenance BJC-7100Symptoms 5. Faulty printing 2 Miscellaneous problems5-36 Part 5 MaintenanceCNLF Paper Feed Motor Connector 7. CONNECTOR LAYOUT AND SIGNAL ASSIGNMENTCNPGS Purge Sensor Connector CNCR Carriage Motor Connector5-38 CNIF Parallel Interface ConnectorCNHEAD1 Carriage Cable Connector CNHEAD2 Carriage Cable Connector5-39 7.2 Carriage BoardFigure 5-17 Carriage Board TABLE 5-1 CONTACTS DARK COL AND LIGHT COLPart 5 Maintenance JENG1 Carriage Cable ConnectorJENG2 Carriage Cable Connector 5-40BJC-7100 BLACK Cartridge Cable5-41 Part 5 MaintenancePart 5 Maintenance AMM Cartridge CableDARKCOL Cartridge Cable 5-42BJC-7100 LIGHTCOL Cartridge Cable5-43 Part 5 Maintenance5-44 8. CIRCUIT DIAGRAMS8.1 Parts Layout 8.1.1 Logic board Figure 5-18 Logic Board Face Figure 5-19 Component Board BackPart 5 Maintenance 8.1.2 Carriage boardFigure 5-20 Carriage Board Face Figure 5-21 Carriage Board Back 5-45BJC-7100 5-46Part 5 Maintenance This page intentionally left blankBJC-7100 8.2 Circuit Diagrams 8.2.1 Logic board5-47 Part 5 MaintenanceLOGIC BOARD 5-48Part 5 Maintenance BJC-7100A B C D 5-49Part 5 Maintenance BJC-7100LOGIC BOARD 5-50Part 5 Maintenance BJC-7100BJC-7100 5-51Part 5 Maintenance POWER SUPPLYPage The printing paper contains 70% waste paper PRINTED IN JAPAN IMPRIME AU JAPON