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CHAPTER 2

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2 - 31

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Canon 3260 manual This page intentionally left blank

Contents

Service Manual Copyright 1999 Canon INC Preface DTP system Contents Product Information Test Pins, Jumpers FlowchartMechanical Adjustment Electrical Adjustment Appendix Page Chapter Product Information Page Features This page intentionally left blank Printer Printer Engine II. Specifications ROM 4MB Video Controller ATA-3 IDE Option Hard disk Ozone Safety III. Safety InformationLaser Safety Toner Safety External Views IV. Parts of the Printer Cross-sectional Views Location Selection InstallationDo not install in the following locations Installation space 2300mm 100mm Cartridge Unpacking and InstallationUnpacking and installing the hard disk Printer Hook Ready Operation confirmation Operation precautions After unsealing the box 1 Storage temperature and humidity conditionsStoring, Handling the EP-72 Cartridge Before unsealing the box Handling Effective life Chapter Static charge eliminator VI. Maintenance and Servicing by the CustomerTransfer guide, registration guide Fixing unit Chapter VII. Operation · Staple indicator · Continue indicator 3 On· Reset key · Disk indicator 7 On · Continue key · Form Feed indicator 12 On· On Line indicator 17 On · Item key Operation Panel Menus Accessing and selecting menu itemsRestoring the default settings Resetting the default values Chapter This page intentionally left blank Following options Page Chapter Operation and Timing Page Engin Control System Basic Operation Period Purpose Remark Has fixing temperature Reached 170˚ C? Power On Sequences Gate array IC202 Its functions are to II. Engine Control SystemDC Controller Circuit Outline Explanation of operations of each block a. CPU IC201 Paper pick-up unit door sensor DC Controller Input/Output Signals Fdfuls MT1 CL1 CL3 Fixing Control Fixing temperature control Stby DC controller PCB Broken wire detection after the fixing unit is ready Thermistor broken wire detectionMaximum temperature detection Warmup error detection Envelope position lever function Chapter PR1ACCLK Generation of print voltage to the discharger Developing bias generationTransfer charging roller voltage generation Chapter To fixing roller heater DC controller Power Supply Outline Protective Function Video Interface Control Outline Video interface signals Operation Figure below shows the main motor control circuit Other Controls Main motor control CUP Fan motor control Chapter III. LASER/SCANNER System Laser Control Circuit Outline Laser diode emission control Automatic power control of laser diodeHorizontal synchronization control Tope Vsync Figure below shows the scanner motor control circuit This page intentionally left blank IV. Image Formation System PCB Prnt VDO Transfer stage Transfer + Separation Fixing stage Fixing Printing ProcessElectrostatic latent image formation stage Primary charge Developing stage Drum cleaning stage Drum cleaning Primary charge Electrostatic latent image formation stage Development Scanning exposureDevelopment stage Transfer Transfer stage Separation Reference Fixing Fixing roller cleaningFixing stage Drum cleaning Drum cleaning stage PICK-UP/FEED System Multi-purpose tray PCB PS1402 MT1 Paper Pick-up Pick-up operation Power switch on OFF PS1204 or PS1206 PS1203 or PS1205 Lifter Lift-up operation Chapter Lift-up arm Lifter gear Lift-up cam Completion of lift-up operation Less than certain paper level Chapter Multi-feed prevention mechanism Stby Intr Print Lstr Stby Manual feed multi-purpose tray MT1 Chapter Fixing unit delivery stationary jam Pick-up delay jamFixing unit delivery delay jam Face-down delivery delay jam Residual paper jam VI. Overall Control System ROM Dimm CPU Video contoroller PCB Block DiagramPage Control Panel Outline Factory Reset Function A4/LTR Power-ON self testPower-ON key sequence Cold Reset Update flash Chapter Chapter Mechanical System Page Preface Locations II. Externals Front cover Face-down tray Upper cover unit Multi-purpose tray Rear coverDelivery cover unit Left lower cover Right cover unitLeft rear cover Control Panel Unit III. Main Units ➀ Screw M3×10 ➁ Screw M3×8 ➂ Pick-up unit Chapter Chapter Multi-purpose Tray Pick-up Unit Delivery Unit Feed Unit IV. Main Parts Separation Pad Multi-purpose Tray Pick-up Roller ➂ ➁ Pick-up/Feed/Separation Rollers Transfer Charging Roller ➄ ➁ ➀ ➁ ➀ ➂ Fixing Lower Roller Cleaning Roller SWITCHES/SENSORS Remove the switch/sensor PCB follow- ing steps 1-10 on Thermistor Check that the plate spring has not Pick-up Unit Paper Sensor Remove the pick-up PCB following steps 1-3 on Remove the switch/sensor PCB follow- ing steps 1-11 on VI. CLUTCHS/SOLENOIDS Multi-purpose Tray Pick-up Clutch Registration Clutch Cassette Pick-up Solenoid Face-up Solenoid Unit VII. MOTORS/FANS Main Motor Fixing unit/scanner unit fan Fans Summary Power supply fan Fixing unit fan Electrical unit fan Multi-purpose tray pick-up unit fan VIII. Pcbs Video Controller PCB Unit Removal from the printer Disassembly/reassembly a. Video Controller PCB Removal of RAM DIMM/ROM Dimm option Pick-up PCB Switch/Sensor PCB Chapter Cassette Paper-size Sensing PCB High-voltage Power Supply Unit Power Supply Chapter Troubleshooting Page Malfunction Diagnosis Flowchart END Chapter EP-72 cartridge sets Installation environmentPaper checks Paper sets Engine test print Show page Count Controller test print Canon Inc., LBP-3260 Printer Configuration II-1. Light II. Image Defects II-4. All black II-2. DarkII-3. Completely blank II-7. Vertical lines II-5. Dots in vertical lineII-6. Dirt on back of paper II-11. White vertical lines II-8. Black horizontal linesII-9. Dirt II-10. Blank spots II-14. Image distortion II-12. White horizontal linesII-13. Poor fixing Chapter III. Paper Jams Troubleshooting III-2. Cassette pick-up block III-1. Multi-purpose tray pick-up block III-4. Fixing and delivery block III-3. Transfer and feed block Chapter IV-3. Skew IV. Paper Transport TroubleshootingIV-1. Multiple Paper Feed IV-2. Wrinkles/folded leading edge Chapter No DC Power Input Malfunction TroubleshootingNo AC Power Input VI. Malfunction Status Troubleshooting Fixing unit failure wrong type Fixing unit failure abnormal high temperature Chapter Multi-purpose tray pick-up unit fan FM5 failure Action Replace the DC controller PCB Chapter VI-17. Printer Open message appears when the cover is closed Side registration adjustment of the cassette VII. Measurement and Adjustment No electrical adjustment for this printer DC controller PCB SW No Function SW1401 Door switch Cassette paper size detection PCB High-voltage power supply PCB This page intentionally left blank Expected Service Life of Consumable Parts VIII. Maintenance and ServicingPeriodic Replacement Parts Transfer guide unit Cleaning during a Service VisitStatic charge eliminator Clean with brush Feed guide unit ➀ ➁ ➂ ➃ ➄ ➅ ➆ ➇ ➈ SH/PKG Rank Driver Special Tools printer driver tester Explanation Data SET switch Test Print switchMode Select switch DISPLAY/SET UP switch Connector Signal Chart Operation Method a. Preparation Confirming Printer Status Printer Driver Itemize the Data Set Printer Driver SET UP Solvents and Oil List IX. Location of Connectors J204 Chapter Appendix Page General Timing Chart Page II. General Circuit DIAGRAM-1/2 II. General Circuit DIAGRAM-2/2 Input/output signals to/from DC controller PCB III. List of Signals GND Drves Scnrdy GND USIZE4 Trfvcnt This page intentionally left blank Message Meaning Action IV. Messages Table Resetting Print + Format Flash Size Media Type DECK2 Missing Check Deck Duplex NER Stacker Call for Service Upper Error Prepared by 0199AT0.70