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Canon QY8-1360-000 Connector Layout And Signal Assignment, 16 Logic Board, 5-37, BJC-7100

Models: QY8-1360-000

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7.CONNECTOR LAYOUT AND SIGNAL ASSIGNMENT

BJC-7100

Part 5: Maintenance

7.CONNECTOR LAYOUT AND SIGNAL ASSIGNMENT

7.1Logic Board

			1	2	1 CNHEAD2
		CNHEAD1		2	1 CNHEAD2
		CNHEAD1			2
					2
			27		3
			27	28	1
					1
					28
					29 CNPGS
					1
					4
					CNCR
					1	1
					CNLF	1
					CNLF	19
					4
					8	CNIF
					CNPWR 18 36
					1
				Figure 5-16 Logic Board
CNPWR (Connection to AC Adaptor)
Pin No.	Signal	IN/OUT			Function
1	VH	IN	Head drive voltage (20.0 ± 0.3VDC)
2	VH-GND	...	VH GND
3	VM	...	Motor drive voltage (27.6 ± 1.5VDC)
4	VM-GND	IN	VM GND
5	VCC	...	Logic drive voltage (5.0 ± 0.25VDC)
6	VCC-GND	IN	VCC GND
7	VHON	OUT	VH output control
8	GND	...	GND
CNPGS (Purge Sensor Connector)
Pin No.	Signal	IN/OUT			Function
1	LEDON	OUT	Photointerruptor LED drive voltage
2	GND	...	GND
3	PGS	IN	Purge unit module initial phase detection
CNCR (Carriage Motor Connector)
Pin No.	Signal	IN/OUT			Function
1	CRA	OUT	A-phase drive voltage
2	CRB	OUT	B-phase drive voltage
3	CRB	OUT	B-phase drive voltage
4	CRA	OUT	A-phase drive voltage
CNLF (Paper Feed Motor Connector)
Pin No.	Signal	IN/OUT			Function
1	LFA	OUT	A-phase drive voltage
2	LFB	OUT	B-phase drive voltage
3	LFB	OUT	B-phase drive voltage
4	LFA	OUT	A-phase drive voltage

5-37

Image 169

Canon QY8-1360-000 manual Connector Layout And Signal Assignment, 16 Logic Board, CNPWR Connection to AC Adaptor, 5-37

Contents

REVISION OCT. 1998QY8-1360-0001098 AB Page BJ Products Quality Support Dept Copyright 1998 by Canon Inc CANON INC16-1, Shimonoge 3-chome, Takatsu-ku, Kawasaki, Kanagawa 213, Japan Target ReadersPart 2 Product Specifications Part 1 Safety and PrecautionsPart 5 Maintenance I. ABOUT THIS MANUALPart 1 SAFETY AND PRECAUTIONS II. TABLE OF CONTENTSPart 2 PRODUCT SPECIFICATIONS Part 4 TECHNICAL REFERENCE Part 3 OPERATING INSTRUCTIONSPart 5 MAINTENANCE Page III. ILLUSTRATION INDEX Part 2 PRODUCT SPECIFICATIONSPart 1 SAFETY AND PRECAUTIONS Part 3 OPERATING INSTRUCTIONSPart 4 TECHNICAL REFERENCE Part 5 MAINTENANCEPage VIIIPart 2 PRODUCT SPECIFICATIONS IV. TABLE INDEXPart 5 MAINTENANCE Part 3 OPERATING INSTRUCTIONSPage Part SAFETY AND PRECAUTIONSPage BJC-7100 1. SAFETY PRECAUTIONS1.1 Moving Parts Figure 1-1 The Printers Moving PartsFigure 1-2 Front Cover 1.2 Front CoverBJC-7100 Part 1 Safety and PrecautionsFigure 1-3 Ink Path 1.3 Ink Stains 1.3.1 Ink pathPart 1 Safety and Precautions BJC-7100BC-61 BC-62e PhotoFigure 1-4 BC-62e Photo and BC-61 1.3.2 Ink mistFigure 1-6 AC Adapter 1.4 Live PartsPart 1 Safety and Precautions BJC-7100Figure 1-7 BJ Cartridge Metal Plate 1.5 BJ Cartridge Metal PlatePart 1 Safety and Precautions 1. Overheat detection when replacing cartridge2.1 BJ Cartridge Handling 2.1.1 Unpacking the BJ cartridge 2. MACHINE PRECAUTIONSFigure 1-8 Removing the BJ Cartridge Cap and Tape 2.1.2 BJ cartridge protection2.1.4 When not using the printer 2.1.3 Power on/offFigure 1-9 BJ Cartridges Part 1 Safety and Precautions2.2 Ink Tank Handling 2.2.1 Unpacking the ink tank 2.1.5 Ink electroconductivityFigure 1-10 Removing the Ink Tank Cap 2.2.2 Preventing cloggingFigure 1-12 Spurs 2.3 Printer Handling 2.3.1 Spurs2.3.2 Damage due to static electricity Figure 1-13 ContactsFigure 1-14 Capping Position 2.3.3 Ink leakage and dry-out2.3.4 Carrying the printer Figure 1-15 Carrying the Printer3.1 EEPROM Data 3. NOTES ON SERVICING1-12 Part 1 Safety and Precautions3.3 Protecting the Power Supply 3.2 Service Mode of Printer DriverFigure 1-16 Protecting the Power Supply 1-13Static Damage 3.4 Static ElectricityFigure 1-17 Electrical System of Printer 1-14Figure 1-18 Parts that Cannot be Disassembled 3.5 Disassembly and Assembly 3.5.1 Parts that cannot be disassembled3.6 Self-Diagnosis 1-151-16 This page intentionally left blankPart 1 Safety and Precautions BJC-7100Part PRODUCT SPECIFICATIONSPage 1.1 Outline 1. PRODUCT OUTLINEFigure 2-1 Printer Appearance Part 2 Product SpecificationsPart 2 Product Specifications 1.2 FeaturesBJC-7100 Figure 2-2 Black BJ Cartridge BC-60 1.3 BJ Cartridge 1.3.1 Black BJ cartridge BC-60Part 2 Product Specifications BJC-7100Figure 2-3 Photo BJ Cartridge BC-62e Photo 1.3.2 Photo BJ cartridge BC-62e PhotoPart 2 Product Specifications BJC-7100Figure 2-4 Color BJ Cartridge BC-61 1.3.3 Color BJ cartridge BC-611.3.4 BJ cartridge vs print mode TABLE 2-1 BJ CARTRIDGE VS PRINT MODEFigure 2-5 BJ Cartridge SB-60 1.4 SB-60 BJ Cartridge Container1.5 Consumables 1.5.1 BJ cartridge 1.5.2 Ink tank2.1 General Specifications 2. SPECIFICATIONSPart 2 Product Specifications 2. Operating mode Canon extended mode 3. Print resolutionBJC-7100 Part 2 Product Specifications13. Paper Feeding method 14. Sheet feeder capacityPart 2 Product Specifications BJC-710020. Power consumption 21. External dimensionsTABLE 2-2 PAPER SPECIFICATIONS 2.2 Paper Specifications 2.2.1 Paper types2-10 Part 2 Product SpecificationsFigure 2-7 Printing Area 2.2.2 Printing range2-11 Part 2 Product SpecificationsTABLE 2-3 IO SIGNALS IN COMPATIBLE MODE 2.3 Interface Specifications2-12 Part 2 Product SpecificationsTABLE 2-5 IO SIGNALS IN ECP MODE TABLE 2-4 IO SIGNALS IN NIBBLE MODE2-13 Part 2 Product SpecificationsPart 2 Product Specifications 2-147 Description of input/output signals Compatible Mode BJC-7100Part 2 Product Specifications 2-15Fault Output BJC-7100Part 2 Product Specifications 2-16BJC-7100 Host Busy InputPart 2 Product Specifications 2-17BJC-7100 Ack Reverse OutputFigure 2-9 Nibble Mode Figure 2-8 Compatible ModeFigure 2-10 ECP Mode 2-18Part OPERATING INSTRUCTIONSPage 1.1 Unpacking 1. PRINTER SETUPFigure 3-1 Packaging BJC-7100Figure 3-2 Printer Dimensions 1.2 Installation LocationPart 3 Operating Instructions BJC-71001.3.1 Connecting the interface cable 1.3 InstallationFigure 3-3 Connecting the Interface Cable 1.3.2 Connecting the power supplyFigure 3-6 Installing BJ Cartridges 1.3.3 Installing the BJ cartridgeFigure 3-5 Removing Cap and Tape from BJ Cartridge 2 Installing the BJ cartridgeBJC-7100 Figure 3-7 Checking Print Head AlignmentPart 3 Operating Instructions 3 Aligning the print headsFigure 3-8 Replacing the Ink Tank 1.3.4 Replacing the ink tanksFigure 3-9 Removing Protective Cap from Ink Tank 1 When to replace the ink tankFigure 3-10 Cartridge Container SB-60 1.3.5 Cartridge container SB-60BJC-7100 Part 3 Operating Instructions1.4.2 Turning the power off 1.4 Turning Printer Power On and Off 1.4.1 Turning the power onFigure 3-11 Incorrect Method of Powering Off Part 3 Operating InstructionsFigure 3-12 Paper Settings TABLE 3-1 PRINTER PAPER SETTINGS1.5 Loading Printer Paper BJC-7100FRONT 1.6 Names of Parts and Their FunctionsOPERATOR PANEL Figure 3-13 Names of Parts and Their FunctionsBACK INSIDEFigure 3-14 Names of Parts and Their Functions 3-112.1 Transporting the Printer 2. TRANSPORTING THE PRINTERFigure 3-15 Transporting the Printer 3-12Figure 3-16 Manual Capping Method 2.2 Manual Capping3-13 BJC-71003.1.1 Operator call errors 3.1 Error Indications3. PRINTER SERVICING FUNCTIONS Figure 3-17 Control PanelTABLE 3-3 SERVICE CALLS 3.1.2 Service calls3-15 If a service call occurs, refer to Part 5 6. TROUBLESHOOTING page3-16 3.2 Warning IndicationsPart 3 Operating Instructions BJC-71003.3.1 Items set by control function 3.3 Function SettingsFigure 3-18 Windows 95 Driver Control Sheet Sample 3-17Figure 3-19 Hidden Control Sheet Sample 3.3.2 Service mode of printer driver3-18 Procedure3.4 EEPROM 3.5 Cleaning the BJ Cartridge3-19 Manual Print Head Cleaning3.6 Test Printout 3.7 Pickup Roller Cleaning Function HR-101Figure 3-20 Nozzle Check Pattern Sample 3-20TABLE 3-4 SERVICE MODE 3.8 Service Mode3-21 BJC-71003.8.2 Resetting EEPROM data Figure 3-21 Service Mode Test Print Sample3.8.1 Final factory test pattern 3-223.8.3 Printing EEPROM data 3.8.4 Setting destination countryFigure 3-22 EEPROM Data Print Sample 3-233-24 3.8.5 Other FunctionPart 3 Operating Instructions BJC-7100Part TECHNICAL REFERENCEPage Figure 4-1 Printer Block Diagram 1.1 Printer Block Diagram1. OVERVIEW BJC-7100Figure 4-2 Flowchart of Initialization Sequence 1.2 Initial FlowchartPart 4 Technical Reference BJC-7100Figure 4-3 Print Signal Sequence 1.3 Print Signal SequenceBJC-7100 Part 4 Technical Reference1.4.1 Print drive control 1.4 BJ Cartridge DrivePart 4 Technical Reference BJC-7100Figure 4-4 Power-Off Sequence Flowchart 1.5 Power-Off Sequence FlowchartBJC-7100 Part 4 Technical Reference2. FIRMWARE Figure 4-5 Bidirectional Centronics Specifications Selection Sequence2.1 Interface 2.1.1 Compatible modeFigure 4-7 Interface Timing Nibble Mode 2.1.2 Nibble mode2.1.3 ECP mode Figure 4-8 Interface Timing ECP ModeTABLE 4-1 NUMBER OF PASSES VS NUMBER OF OPERATIONAL HEAD NOZZLES 2.2 Print ModesPart 4 Technical Reference BJC-71002.2.2 Economy print mode Draft mode 2.2.1 Plain paper optimized printing mode P-POP2.2.3 Standard mode 2.2.4 High quality and fine modeTABLE 4-2 MAIN DEFAULT PRINT MODE SETTINGS 2.2.5 Print mode settingsFigure 4-10 Print Mode Main Sheet Sample 4-10Figure 4-11 Print Mode Detail Quality Sheet Sample 2.4 Print Optimization Controls 2.4.1 Power monitor2.3 Smoothing Function 2.4.2 Head sticking prevention4-12 2.5 Head Overheat ProtectionPart 4 Technical Reference BJC-71003.1 Overview 3. PRINTERS MECHANICAL SYSTEMFigure 4-12 Printers Mechanical System 4-134-14 3.1.1 Structure of printers mechanical systemPart 4 Technical Reference BJC-7100Figure 4-13 Structure of BC-60 3.2 BJ Cartridge 3.2.1 BJ cartridge structure4-15 BJC-71004-16 Figure 4-14 Structure of BC-61Part 4 Technical Reference BJC-71004-17 Figure 4-15 Structure of BC-62e PhotoBJC-7100 Part 4 Technical ReferencePart 4 Technical Reference 4-18BJC-7100 Air paths/Tank labelFigure 4-16 Structure of BC-60 BJ Head Unit 3.2.2 Structure of BJ head unitFigure 4-17 Structure of BC-61 BJ Head Unit 4-194-20 Figure 4-18 Structure of BC-62e Photo BJ Head UnitPart 4 Technical Reference BJC-7100Figure 4-19 Nozzle Arrays 3.2.3 Nozzle arrays4-21 BJC-7100Figure 4-20 Signal Contacts 3.2.4 Signal contactsTABLE 4-3 BJ HEAD INPUT AND OUTPUT SIGNALS 4-22BJC-7100 4-23Part 4 Technical Reference 3.2.5 Drive circuit Figure 4-21 Block Diagram of BC-60 Drive Circuit4-24 Part 4 Technical Reference4-25 Figure 4-22 Block Diagram of BC-61/BC-62e Photo Drive CircuitBJC-7100 Part 4 Technical Reference3 Description of block diagram Block enable decoder *1 4-26Part 4 Technical Reference BJC-7100TABLE 4-4 AND GATE CONTACTS AND IDATA ORDER TABLE 4-5 ELECTRODE CONNECTION PINS4-27 BJC-71003.2.6 BJ cartridge detection TABLE 4-7 INDEX SENSOR SIGNALS AND BJ CARTRIDGE DETECTIONTABLE 4-6 INDEX CONNECTIONS 4-284-29 3.3 Purge Unit 3.3.1 Function of purge unit2 Cleaning function BJC-71003.3.2 Structure of purge unit TABLE 4-8 CLEANING CONDITIONS AND INK CONSUMPTION AVERAGE4-30 Part 4 Technical ReferenceBJC-7100 4-31Part 4 Technical Reference 2 Wiper4-32 Figure 4-23 Purge UnitPurge Unit Part 4 Technical Reference3.4 Carriage 3.4.1 Carriage functions Paper Feed Motor Drive Switching MechanismFigure 4-24 Carriage 4-334-34 3.4.2 Carriage structure3 Paper feed motor drive switching mechanism Part 4 Technical Reference4-35 Figure 4-25 Paper Feed Motor Drive SwitchingDriving Sheet Feeder Feeding Paper3.5 Paper Feed/Sheet Feeder Mechanism Figure 4-26 Auto Platen-Head Gap Adjustment3.5.1 Paper feed/sheet feeder mechanism functions 4-36Manual Feed Auto Sheet Feeder ASFFigure 4-27 Paper Feed Mechanism 4-37Figure 4-28 Paper Separator 3.5.2 Paper feed/sheet feeder mechanism structure4-38 Part 4 Technical Reference4.1 Overview of Printer Electrical System 4. PRINTER ELECTRICAL SYSTEMFigure 4-29 Printer Electrical System 4-39Figure 4-30 Logic Board Block Diagram 4.2 Logic 4.2.1 Logic block diagram4-40 Part 4 Technical Reference4-41 4.2.2 Logic componentsDirect memory access DMA controller Timer stepping motor controller/sense signal controller/monitor timerClock & power manager 4-42Part 4 Technical Reference BJC-71004-43 Figure 4-31 Printer Block Diagram5 Reset IC IC8 BJC-71004-44 Figure 4-32 Motor Drive CircuitPart 4 Technical Reference BJC-7100Figure 4-33 AC Adaptor Output Voltages 4.3 Electrical System 4.3.1 Input power supply AC adaptor4.3.2 Output voltages 4-455.1 Sensor-based Detection Functions 5. DETECTION FUNCTIONSFigure 4-34 Sensor Positions 4-46BJC-7100 4-47Part 4 Technical Reference Purge sensor5.2.1 Waste-ink amount detection 5.2 Miscellaneous Detection Functions5.2.2 BJ cartridge detection 5.2.3 Ink-out detection3 Ink-out error display 4-49BJC-7100 Part 4 Technical ReferencePart 4 Technical Reference 4-50This page intentionally left blank BJC-7100Part MAINTENANCEPage 1.1 Parts for Periodic Replacement 1. MAINTENANCE1.4 Periodic Maintenance 1.2 Consumable Parts2.1 List of Tools 2. SERVICING TOOLSPart 5 Maintenance BJC-7100Figure 5-1 Grease Points 3. APPLYING GREASEMOLYKOTE PG641 Part 5 Maintenance4.1 Disassembly and Reassembly 4. DISASSEMBLY AND REASSEMBLY4.2 Notes on Disassembly and Reassembly Figure 5-2 Main Cover and Connector CoverFigure 5-5 Purge Unit and Bottom Case Assembly 4.2.4 Purge unit and bottom case assembly4.2.5 Securing idler pulley assembly screw Figure 5-6 Tightening Idler Pulley Assembly Screw4.3 Waste Ink Absorbers Figure 5-7 Maintenance Jet and Waste Ink AbsorbersPart 5 Maintenance BJC-7100Figure 5-8 Tightening the Chassis Fixing Screws 4.4 Assembling the ChassisPart 5 Maintenance BJC-71005.1 Adjustment Locations 5.1.1 Adjusting registration 5. ADJUSTMENTS5.1.2 Checking and adjusting the head gap Figure 5-9 Screws Influencing Head GapFigure 5-11 Measuring Sheet Setting Figure 5-10 Measuring Sheet SettingPart 5 Maintenance BJC-7100Figure 5-13 Check the Head Gap Figure 5-12 Thickness Gauge Setting5-10 Part 5 Maintenance5-11 Figure 5-14 Adjust the Head GapPart 5 Maintenance 2. Head Gap Check/Adjustment Flowchart5-12 Figure 5-15 Adjust the Head GapPart 5 Maintenance BJC-71006.1 Troubleshooting Overview 6.1.1 Overview 6. TROUBLESHOOTING6.1.2 Troubleshooting cautions 5-135-14 6.2 Diagnosis 6.2.1 Diagnostic flowPart 5 Maintenance Connect power cable of AC adaptor to wall outletPart 5 Maintenance 5-15BJC-7100 6.2.2 Action 1. Print Position Correction ErrorMeasure 5-16Part 5 Maintenance 5-178.3Ω/phase BJC-71002. Home Position Error 3. Purge Error5-18 Part 5 Maintenance5-19 4. Sheet Feeder ErrorPart 5 Maintenance BJC-71005-20 5. Printer Temperature ErrorPart 5 Maintenance Measure9. RAM Error 7. EEPROM ErrorAlarm/Full Error 6. Waste Ink5-22 11. LF Motor ErrorPart 5 Maintenance MeasureHardware Errors12. Miscellaneous 5-235-24 13. Paper-out and Paper-jam ErrorsPart 5 Maintenance Beeper 2 times ERROR indicator ON POWER indicator BlinksPart 5 Maintenance 5-25BJC-7100 2. Paper jam5-26 14. Ink-out ErrorPart 5 Maintenance BJC-7100Part 5 Maintenance 5-27BJC-7100 2. Color BJ cartridge BC-61 Photo BJ cartridge BC-62e Photo5-28 15. BJ Cartridge ErrorPart 5 Maintenance Measure16. BJ Cartridge Overheat ErrorSuspected parts BJ cartridge Part 5 Maintenance5-30 1. The power does not turn onPart 5 Maintenance b Symptoms5-31 2. Abnormal noisePart 5 Maintenance BJC-7100Part 5 Maintenance 5-32BJC-7100 Check for foreign objects Check for deformed or damaged gears5-33 3. Faulty pickupPart 5 Maintenance BJC-71005-34 4. Faulty printing 1 No printingPart 5 Maintenance MeasurePart 5 Maintenance 5-35BJC-7100 1. Check/replace carriage5-36 5. Faulty printing 2 Miscellaneous problemsPart 5 Maintenance SymptomsCNPGS Purge Sensor Connector 7. CONNECTOR LAYOUT AND SIGNAL ASSIGNMENTCNCR Carriage Motor Connector CNLF Paper Feed Motor ConnectorCNHEAD1 Carriage Cable Connector CNIF Parallel Interface ConnectorCNHEAD2 Carriage Cable Connector 5-38Figure 5-17 Carriage Board 7.2 Carriage BoardTABLE 5-1 CONTACTS DARK COL AND LIGHT COL 5-39JENG2 Carriage Cable Connector JENG1 Carriage Cable Connector5-40 Part 5 Maintenance5-41 BLACK Cartridge CablePart 5 Maintenance BJC-7100DARKCOL Cartridge Cable AMM Cartridge Cable5-42 Part 5 Maintenance5-43 LIGHTCOL Cartridge CablePart 5 Maintenance BJC-71008.1 Parts Layout 8.1.1 Logic board 8. CIRCUIT DIAGRAMSFigure 5-18 Logic Board Face Figure 5-19 Component Board Back 5-44Figure 5-20 Carriage Board Face Figure 5-21 Carriage Board Back 8.1.2 Carriage board5-45 Part 5 MaintenancePart 5 Maintenance 5-46This page intentionally left blank BJC-71005-47 8.2 Circuit Diagrams 8.2.1 Logic boardPart 5 Maintenance BJC-7100Part 5 Maintenance 5-48BJC-7100 LOGIC BOARDPart 5 Maintenance 5-49BJC-7100 A B C DPart 5 Maintenance 5-50BJC-7100 LOGIC BOARDPart 5 Maintenance 5-51POWER SUPPLY BJC-7100Page The printing paper contains 70% waste paper PRINTED IN JAPAN IMPRIME AU JAPON