Power Supply | Canon 3260 specs

CHAPTER 3

I.Power Supply

1)Remove the left rear and rear covers.

2)Disconnect the connector, remove the 2 screws, then take out the fan duct.

➀➁

	➂
➀ Connector	➁ Screws
➂ Fan duct
	Figure 3-8-19

3)Remove the connector.

4)Take out the 5 screws.

➀

➁

➀ Connector

➁ Screws

Figure 3-8-20

5) Remove the 3 connectors.

➀

➀Connectors

Figure 3-8-21

6)Remove the 2 screws and the power supply unit fan.

7)Remove the 2 screws and take off the power supply unit.

➁

➀
	➂	➃
	➂
➀ Screws	➁ Power supply fan
➂ Screws	➃ Power supply

Figure 3-8-22

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Image 158

Canon 3260 manual Power Supply

Contents

Service Manual Copyright 1999 Canon INC Preface DTP system Contents Product Information Electrical Adjustment FlowchartMechanical Adjustment Test Pins, Jumpers Appendix Page Chapter Product Information Page Features This page intentionally left blank II. Specifications Printer Printer Engine Video Controller ROM 4MB Option Hard disk ATA-3 IDE Toner Safety III. Safety InformationLaser Safety Ozone Safety IV. Parts of the Printer External Views Cross-sectional Views Installation space InstallationDo not install in the following locations Location Selection 2300mm 100mm Printer Unpacking and InstallationUnpacking and installing the hard disk Cartridge Hook Ready Operation precautions Operation confirmation Before unsealing the box 1 Storage temperature and humidity conditionsStoring, Handling the EP-72 Cartridge After unsealing the box Effective life Handling Chapter Static charge eliminator VI. Maintenance and Servicing by the CustomerTransfer guide, registration guide Fixing unit Chapter VII. Operation · Disk indicator 7 On · Continue indicator 3 On· Reset key · Staple indicator · Item key · Form Feed indicator 12 On· On Line indicator 17 On · Continue key Resetting the default values Accessing and selecting menu itemsRestoring the default settings Operation Panel Menus Chapter This page intentionally left blank Following options Page Chapter Operation and Timing Page Basic Operation Engin Control System Period Purpose Remark Power On Sequences Has fixing temperature Reached 170˚ C? Explanation of operations of each block a. CPU IC201 II. Engine Control SystemDC Controller Circuit Outline Gate array IC202 Its functions are to DC Controller Input/Output Signals Paper pick-up unit door sensor Fdfuls MT1 CL1 CL3 Fixing Control Fixing temperature control Stby DC controller PCB Warmup error detection Thermistor broken wire detectionMaximum temperature detection Broken wire detection after the fixing unit is ready Envelope position lever function Chapter PR1ACCLK Generation of print voltage to the discharger Developing bias generationTransfer charging roller voltage generation Chapter Power Supply Outline To fixing roller heater DC controller Protective Function Video interface signals Video Interface Control Outline Operation Other Controls Main motor control Figure below shows the main motor control circuit Fan motor control CUP 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 Developing stage Printing ProcessElectrostatic latent image formation stage Primary charge Transfer stage Transfer + Separation Fixing stage Fixing Drum cleaning stage Drum cleaning Electrostatic latent image formation stage Primary charge Development Scanning exposureDevelopment stage Transfer stage Transfer Reference Separation Fixing Fixing roller cleaningFixing stage Drum cleaning stage Drum cleaning 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 Manual feed multi-purpose tray Stby Intr Print Lstr Stby MT1 Chapter Face-down delivery delay jam Pick-up delay jamFixing unit delivery delay jam Fixing unit delivery stationary jam Residual paper jam VI. Overall Control System ROM Dimm Video contoroller PCB Block Diagram CPUPage Control Panel Outline Cold Reset Power-ON self testPower-ON key sequence Factory Reset Function A4/LTR Update flash Chapter Chapter Mechanical System Page Preface II. Externals Locations Face-down tray Front cover 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 Multi-purpose Tray Pick-up Roller Separation Pad Pick-up/Feed/Separation Rollers ➂ ➁ 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 Fans Summary Fixing unit/scanner unit fan Power supply fan Electrical unit fan Fixing unit fan Multi-purpose tray pick-up unit fan VIII. Pcbs Disassembly/reassembly a. Video Controller PCB Video Controller PCB Unit Removal from the printer Removal of RAM DIMM/ROM Dimm option Pick-up PCB Switch/Sensor PCB Chapter High-voltage Power Supply Unit Cassette Paper-size Sensing PCB Power Supply Chapter Troubleshooting Page Malfunction Diagnosis Flowchart END Chapter Paper sets Installation environmentPaper checks EP-72 cartridge sets Engine test print Controller test print Show page Count Canon Inc., LBP-3260 Printer Configuration II. Image Defects II-1. Light 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-10. Blank spots II-8. Black horizontal linesII-9. Dirt II-11. White vertical lines II-14. Image distortion II-12. White horizontal linesII-13. Poor fixing Chapter III. Paper Jams Troubleshooting III-1. Multi-purpose tray pick-up block III-2. Cassette pick-up block III-3. Transfer and feed block III-4. Fixing and delivery block Chapter IV-2. Wrinkles/folded leading edge IV. Paper Transport TroubleshootingIV-1. Multiple Paper Feed IV-3. Skew Chapter No DC Power Input Malfunction TroubleshootingNo AC Power Input VI. Malfunction Status Troubleshooting Fixing unit failure abnormal high temperature Fixing unit failure wrong type 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 VII. Measurement and Adjustment Side registration adjustment of the cassette 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 Special Tools printer driver tester Explanation Driver DISPLAY/SET UP switch Test Print switchMode Select switch Data SET switch Connector Signal Chart Operation Method a. Preparation Printer Driver Confirming Printer Status Printer Driver Itemize the Data Set 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 III. List of Signals Input/output signals to/from DC controller PCB GND Drves Scnrdy GND USIZE4 Trfvcnt This page intentionally left blank IV. Messages Table Message Meaning Action Resetting Print + Format Flash Size Media Type DECK2 Missing Check Deck Duplex NER Stacker Call for Service Upper Error Prepared by 0199AT0.70