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Canon FY8-13EX-000, NP6218 service manual Ii. Specifications, A. Copier, Type, System

Models: FY8-13EX-000 NP6218

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CHAPTER 1 GENERAL DESCRIPTION

II. SPECIFICATIONS

A. Copier

1. Type

Item	Description

Body	Desk top

Copyboard	Fixed

Light source	Fluorescent lamp

Lens	Zoom

Photosensitive	OPC (ø30)
medium

2. System

Item		Description

Copying		Indirect electrophotographic

Charging		Roller (direct charging)

Exposure		Slit (moving light source)

Copy density		Automatic (AE) or manual
adjustment

Development		Dry (toner projection)

Pick-up	Auto	1 cassette

	Manual	Multifeeder

Transfer		Roller

Separation		Curvature + static eliminator

Cleaning		Cleaning blade

Fixing		Fixing (by plane-shaped heater; 1100 W max.)

1-2

CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)

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Canon FY8-13EX-000, NP6218 service manual Ii. Specifications, A. Copier, Type, System

Contents

FY8-13EX-000 SERVICE MANUALREVISION COPYRIGHT 1997 CANON INCCANON INC COPYRIGHT 1997 CANON INC Printed in Japan Imprimé au JaponINTRODUCTION and consumables/durables and scheduled servicing charts System Configuration CANON NP6218 REV.0 MAR. 1997 PRINTED IN JAPAN IMPRIMÉ AU JAPON 1. GENERAL DESCRIPTIONCOPYRIGHT 1997 CANON INC CONTENTS CHAPTER 1 GENERAL DESCRIPTIONCHAPTER 2 BASIC OPERATION CHAPTER 4 IMAGE FORMATION SYSTEM CHAPTER 3 EXPOSURE SYSTEMCHAPTER 5 PICK-UP/FEEDING SYSTEM viii CHAPTER 6 FIXING SYSTEMCHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS CHAPTER 8 INSTALLATIONCHAPTER 9 MAINTENANCE AND SERVICING CHAPTER 10 TROUBLESHOOTING 10.The copy has white spot APPENDIX CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER GENERAL DESCRIPTION4. Practical basic features I. FEATURES1. Multiple front loading and multifeeder for space saving 2. Office amenities and ecologyA. Copier II. SPECIFICATIONS1. Type 2. System2. Remove curling before feeding for a second time 3. Features1. Use Canon-recommended paper Table 1-201 Standard Reproduction Ratios 4. OthersOperating environment 1 1 ±0.5%Table 1-202 Copying Speed B. Cassette Feeding Module-B2/Cassette Feeding Module-A2A. Exterior View III. NAMES OF PARTS1. Body B. Cross Sectionq Cassette 2. Cassette Feeding Module-A2r Cassette 3 pick-up roller w CassetteA. Control Panel IV. OPERATION1-10 B. Operation Mode1-11 C. Making Two-Sided/Overlay Copies manual1-12 D. User Mode1. Outline Changing the Auto Power-Off Time 2. Common Operations a. Keys to Use in User Modeb. Operation 3. Changing the Auto Clear Time1-14 Zoom Fine-AdjustmentReference 1-15 Turning On and Off the Auto Cassette Change Mechanism1-16 Cleaning the Feeder with ADF installed-option1-17 Selecting the Density Adjustment Method for Standard Mode10. Initializing User Mode 1-18 11. Quick Guide to User ModeCHAPTER 1 GENERAL DESCRIPTION COPYRIGHT 1997 CANON INCV. WARNINGS AND ACTIONS VI. ROUTINE MAINTENANCE BY THE USERE. Handling the Toner Bottle Handling the Toner Bottle1-20 VII. IMAGE FORMATIONA. Outline The NP6218 generates images in the following eight steps 1-21CHAPTER 1 GENERAL DESCRIPTION 1-22COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY. 1997 PRINTED IN JAPAN IMPRIME AU JAPONCHAPTER BASIC OPERATION A. Functional Construction I. BASIC CONSTRUCTIONCHAPTER 2 BASIC OPERATION COPYRIGHT 1997 CANON INCSorter accessory B. Outline of the Electrical Circuitry+24V Transfer currentC. Basic Sequence of Operations 2 copies continuous, AE 1. Outline D. Main Motor Control Circuit2. Mechanism 1. Inputs to the DC Controller PCB 1/3 E. Inputs to the DC Controller PCBCHAPTER 2 BASIC OPERATION COPYRIGHT 1997 CANON INCCOPYRIGHT 1997 CANON INC 2. Inputs to the DC Controller PCB 2/3CHAPTER 2 BASIC OPERATION CHAPTER 2 BASIC OPERATION 3. Inputs to the DC Controller PCB 3/3COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON1. Outputs from the DC Controller PCB 1/3 F. Outputs from the DC Controller PCBCHAPTER 2 BASIC OPERATION COPYRIGHT 1997 CANON INCCOPYRIGHT 1997 CANON INC 2. Outputs from the DC Controller PCB 2/3CHAPTER 2 BASIC OPERATION 2-10 3. Outputs from the DC Controller PCB 3/3CHAPTER 2 BASIC OPERATION COPYRIGHT 1997 CANON INC1. Inputs to and Outputs from the 1-Cassette Unit Driver PCB 1/1 G. Inputs to and Outputs from the 1-Cassette Unit Driver PCB2-11 CHAPTER 2 BASIC OPERATION1. Inputs to and Outputs from the 2-Cassette Unit Driver PCB 1/2 H. Inputs to and Outputs from the 2-Cassette Unit Driver PCB2-12 CHAPTER 2 BASIC OPERATION2-13 2. Inputs to and Outputs from the 2-Cassette Unit Driver PCB 2/2CHAPTER 2 BASIC OPERATION COPYRIGHT 1997 CANON INCCHAPTER 2 BASIC OPERATION 2-14COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONCHAPTER EXPOSURE SYSTEM II. LENS DRIVE SYSTEM I. BASIC OPERATIONA. Varying the Reproduction Ratio A. OutlineChange solenoid SL1 Lens motor M3 Lens cable CHAPTER 3 EXPOSURE SYSTEMCOPYRIGHT 1997 CANON INC 2. Driving the Lens Motor B. Lens Motor Drive Circuit1. Keeping the Lens Motor Stationary C. Basic Sequence of Operations lens drive system non-Direct 1. Outline III. SCANNING DRIVE SYSTEMA. Driving the Scanner 3. Basic Sequence of Operations scanner 2. Relationship between the Scanner Sensor and SignalsReference Scanner sensorb. Mechanism 4. Driving the Scanner Motor a. OutlinePage 1. Detaching the Scanner Drive Motor IV. DISASSEMBLY AND ASSEMBLYA. Scanner Drive Assembly 3-10 2. Detaching the Scanner Cablefront 3-113-12 3. Assembling the Mirror Position Tool3-13 4. Routing the Scanner Cable5 Tighten the screw loosened in e, and fix the cable to the left stay 3-14Hook Wirespring 3-15Wirespring Hook3-16 3-17 6. Cleaning the Scanner No. 6 Mirror3-18 B. Lens Drive Assembly1. Detaching the Lens Drive Motor 6 Disconnect the two connectors y from the copier’s rear 3-192. Routing the Lens Cable Figure 3-421 Lens Drive Assembly3-20 CHAPTER 3 EXPOSURE SYSTEMA B 3. Adjusting the Position of the Change Solenoid3-21 CHAPTER 3 EXPOSURE SYSTEM 3-22COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONCHAPTER IMAGE FORMATION SYSTEM A. Outline I. PROCESSESComposite Power Supply PCB DC controller PCB COPYRIGHT 1997 CANON INC CHAPTER 4 IMAGE FORMATION SYSTEM1 AE only 2 half pre-heating control 3 full pre-heating control B. Basic Sequence of Operations image formation system4 ON pre-heating control CHAPTER 4 IMAGE FORMATION SYSTEM1. Outline C. Controlling the Scanning Lamp3. Pre-Heating Control scanning lamp 2. Turning On and Off the Scanning LampInput Signals from the DC Controller to the Composite Power Supply PCB 5. Controlling the Intensity of the Scanning Lamp FL1 6. Controlling the Fluorescent Lamp Heater 8. Fluorescent Lamp Protection Mechanism 7. Fluorescent Lamp AutomaticCorrection Control ALVC control Reference4-10 D. Controlling the Primary Charging Roller Bias1. Outline drive circuit4-11 2. Turning On and Off the Primary Charging Roller Bias3. Controlling the Primary Charging Roller Bias to a Constant Voltage 4-12 E. Controlling the Transfer Roller Bias b. Cleaning Biasa. Transfer Bias c. Reference Bias ATVCturns on and off the transfer roller bias 4-142. Turning On and Off the Transfer Roller Bias 6. Current Limiter Circuit cleaning bias3. Controlling the Transfer Bias to a Constant Voltage 5. Current Limiter Circuit transfer bias1. Outline F. Controlling the Static Eliminator Bias4-16 4-17 2. Switching the Static Eliminator Bias Voltage Level3. Ensuring Proper Separation of Thin Paper 4-18 G. Controlling Blank Exposure1. Outline Blanking shutter home position sensor PS34-19 2. Blanking Whiting of Non-Image Areas for Reduction3. Blanking Whiting Out the Leading/Trailing Edges and between Copies 2. Primary Charging Roller Cleaning Operation H. Controlling the Primary Corona Roller Cleaning Mechanism4-20 Fulcrum Fulcrum Cleaning pad1. Outline I. Releasing the Transfer Roller4-21 4-22 II. DEVELOPING ASSEMBLY AND CLEANING ASSEMBLYA. Outline Toner container4-23 B. Controlling the Toner Level Detectionq When the Level of Toner Is Adequate 4-241. Outline C. Controlling the Development Bias4-25 4-26 3. Turning On and Off the AC Component of the Development Bias2. Control Method D. Automatic Control of Copy Density4-27 1. Outline4-28 Figure 4-207 Area Read by the AE Sensor ReferenceCHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INC4-29 3. AE Adjustmentlamp intensity automatic adjustment No. 301 during AE scans copy density development bias slope adjustment No. 303 during AE modeA. Illumination Assembly III. DISASSEMBLY AND ASSEMBLY1. Detaching the Scanning Lamp/Fluorescent Lamp Heater 4-304-31 u ytCHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INC60mm 1~5mm4-32 60mm4-33 Figure 4-306 front viewReference 3. Detaching the Blank Exposure Assembly4-34 4-35 4. Detaching the Blank Exposure LampCHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INC4-36 5. Detaching the Blank Shutter SolenoidFigure 4-314a 6. Positioning the Blank Shutter SolenoidFigure 4-314b 4-374-38 7. Routing the Blanking Cable8. Positioning the Left/Right Margin 1. Detaching the Drum Unit B. Drum Unit4-39 CHAPTER 4 IMAGE FORMATION SYSTEM4-40 2. Cleaning4-41 C. Primary Corona Assembly1. Detaching the Primary Corona Assembly 4-42 2. Cleaning the Cleaning Pad and the Primary Corona Roller4-43 3. Positioning the Solenoid for the Primary Charging Roller1. Detaching the Transfer Roller D. Transfer Charging Assembly2. Attaching the Drum Heater 4-445 Detach the transfer roller and the static eliminator 4-459 Connect the connector y as shown in Figure 4-46CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INC2. Removing the Blade Assembly 1. Removing the Developing AssemblyE. Developing System 4-474-48 3. Removing the Developing Cylinder Side Seali o !0 t r e y e4-49 CHAPTER 4 IMAGE FORMATION SYSTEM6 Remove the screw !1, and remove the butting roll !2and roll case !3 4-507 Remove the developing cylinder !4 CHAPTER 4 IMAGE FORMATION SYSTEM4-51 4. Installing the Side Seal and the Blade AssemblyCHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INC3 Check that the side seal and the container are in firm contact 4-52CHAPTER 4 IMAGE FORMATION SYSTEM COPYRIGHT 1997 CANON INCCHAPTER PICK-UP/FEEDING SYSTEM A. Outline I. PICK-UP/FEEDING SYSTEMMultifeeder PS3cuSensor No A. Outline II. PICK-UP OPERATION COPIERCHAPTER 5 PICK-UP/FEEDING SYSTEM B. Sequence of Operations pick-up/feeding assembly A4, 2 copiesCOPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPONA. Pick-Up Operation III. PICK-UP FROM THE CASSETTE FEEDING MODULE-A2CHAPTER 5 PICK-UP/FEEDING SYSTEM B. Sequence of Operations cassette 2 A4, 2 copiesCOPYRIGHT 1997 CANON INC STBYA. Outline IV. MULTIFEEDERReference B. Identifying the Size of Paper on the MultifeederCHAPTER 5 PICK-UP/FEEDING SYSTEM C. Sequence of Operations multifeeder A4, 2 copiesCOPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON5-10 V. IDENTIFYING THE CASSETTE SIZEGuide plate horizontal Paper size lever Guide plate vertical 5-11Reference Figure 5-601 Pre-Registration Delay Jam Sequence A. Pre-Registration Delay JamVI. IDENTIFYING JAMS 5-12C. Pre-Registration Stationary Jam B. Pre-Registration Timing JamFigure 5-602 Pre-Registration Timing Jam Sequence Figure 5-603 Pre-Registration Stationary Jam SequenceFigure 5-604 Separation Delay Jam Sequence D. Separation Delay JamE. Separation Stationary Jam Figure 5-605 Separation Stationary Jam SequenceFigure 5-606 Delivery Delay Jam Sequence F. Delivery Delay JamG. Delivery Stationary Jam Figure 5-607 Delivery Stationary Jam SequenceA. Pick-Up Assembly VII. DISASSEMBLY AND ASSEMBLY1. Detaching the Pick-Up Roller Unit 5-163 Open the lower right cover 5-176 Push in the bushing t at the rear toward the front, and lower the spring pressure to remove the pick-up unit toward the left of the copier 5-185-19 2. Detaching the Pick-Up Roller5-20 3. Points to Note When Attaching the Pick-Up Roller4. Detaching the Pick-Up Clutch 5-21 5. Detaching the Separation PadCHAPTER 5 PICK-UP/FEEDING SYSTEM COPYRIGHT 1997 CANON INC5-22 6. Adjusting the Left/Right Registrationa. Pick-Up from the Cassette 1. Detaching the Multifeeder Assembly B. Multifeeder Assembly5-23 CHAPTER 5 PICK-UP/FEEDING SYSTEMq w e 2. Detaching the Multifeeder Pick-Up Roller Unit5-24 CHAPTER 5 PICK-UP/FEEDING SYSTEM5-25 3. Detaching the Multifeeder Pick-Up Roller5-26 4. Points to Keep Note When Attaching the Multifeeder Pick-Up Rollerw on the collar is toward the rear 5. Detaching the Separation Pad5-27 6. Detaching the Multifeeder Drive Unit5-28 7. Detaching the Multifeeder Clutch5-29 8. Positioning the Multifeeder Assembly paper guide plate cam5-30 9. Adjusting the Left/Right Registration10. Points to Note When Attaching the Multifeeder Assembly Rack Plate 1. Detaching the Registration Clutch C. Registration Roller Assembly2. Detaching the Upper Registration Roller 5-31Take care not to misplace the springs front, rear 5-323 Lift the upper registration roller e to detach CHAPTER 5 PICK-UP/FEEDING SYSTEM5-33 3. Detaching the Lower Registration Roller5-34 D. Feeding Assembly1. Detaching the Feeding Belt 5 Detach the static eliminator 5-356 Detach the feeding spacer t from the hook arrow CHAPTER 5 PICK-UP/FEEDING SYSTEM1. Detaching the Copier from the Cassette Feeding Module E. Cassette Feeding Module2. Detaching/Attaching the Pick-Up Roller 3. Detaching the Pick-Up ClutchCHAPTER FIXING SYSTEM A. Outline I. BASIC OPERATIONSCOPYRIGHT 1997 CANON INC CHAPTER 6 FIXING SYSTEMB. Controlling the Fixing Heater Temperature CHAPTER 6 FIXING SYSTEM ReferenceCOPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPONHTRD Supply power to heater C. Controlling the Supply Power for the Fixing HeaterE. Protection Mechanism D. Detecting Overheating at the End of the Fixing Heater1. Thermistor TH1, TH2 2. Thermal Fuse FU11. Outline F. Correcting Displacement of the Fixing FilmReference Fixing filmNormal ON OFF rear ON OFF ON front OFF unit mm Fixing film rear front Tension roller OFF Drive roller ONFixing belt motor M4 Tension roller rear view displacement to the rear displacement to the front6-10 2. Controlling the Fixing Film MotorA. Fixing Assembly II. DISASSEMBLY AND ASSEMBLY1. Construction1 6-116-12 2. Detaching the Upper Fixing UnitCHAPTER 6 FIXING SYSTEM COPYRIGHT 1997 CANON INC6-13 6-14 er tCHAPTER 6 FIXING SYSTEM COPYRIGHT 1997 CANON INCi o!0 y u t6-15 CHAPTER 6 FIXING SYSTEM9 Pull out the fixing film !2toward the front 6-1610 Detach the tension roller !3 CHAPTER 6 FIXING SYSTEM11 Remove the screw !4, and detach the fixing film sensor !5 6-1712 Remove the E-ring !6 CHAPTER 6 FIXING SYSTEM@2 @1 9 !8 !76-18 CHAPTER 6 FIXING SYSTEM16 Remove the two screws @3, and detach the fixing film motor unit @4 6-196-20 4. Points to Note When Attaching the Fixing Film5. Points to Note When Attaching the Heater Connector 7. Adjusting the Fixing Film Drive Roller Pressure 6. Points to Note When Replacing the Fixing Upper UnitFigure 6-220 rear view 6-21The copier enters fixing tension roller mode 6-226-23 8. Detaching the Lower Fixing Unit6-24 6-25 10. Adjusting the Lower Fixing Roller NipReference a. Measuring the Nip6-26 6-27 B. Delivery AssemblyCHAPTER 6 FIXING SYSTEM COPYRIGHT 1997 CANON INCCHAPTER 6 FIXING SYSTEM 6-28COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONEXTERNALS/AUXILIARY MECHANISMS CHAPTERA. Outline I. POWER SUPPLYCHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT 1997 CANON INCReference B. Power Supply Circuit AssemblyCANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMSCOPYRIGHT 1997 CANON INC 2. Error in the High-Voltage Output Data C. Detecting Errors in the Power Supply PCB3. Low-Voltage Output Data Error 4. Overcurrent in the Low-voltage Power SupplyD. Protection Mechanisms for the Power Supply Circuit II. DISASSEMBLY AND ASSEMBLY A. External Coverscover CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMSCOPYRIGHT 1997 CANON INC 1. Detaching the Control Panel B. Control Panel7-10 C. Fans1. Detaching the Exhaust Fan 2. Detaching the Main Drive Assembly D. Main Motor/Main Drive Assembly1. Detaching the Main Motor Unit 7-119 Turn the pulley i clockwise, and detach the belt o 7-127-13 3. Routing the Drive Belt1. Detaching the Pick-Up Drive Unit E. Cassette unit7-14 CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS2. Detaching the Cassette Motor r y r t t rq e w q 7-157-16 3. Detaching the Cassette Driver PCBCHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS COPYRIGHT 1997 CANON INCF. DC Controller PCB 2. Points to Note When Replacing the DC Controller PCB1. Detaching the DC Controller PCB 7-177-18 G. Composite Power Supply PCB1. Detaching the Composite Power Supply PCB 6 Remove the three screws !0, and detach the power cord mount !1 7-197-20 2. Points to Note When Handling the Composite Power Supply PCB1. Points to Note When Replacing the Intensity Sensor 1. Points to Note When Replacing the AE SensorH. AE Sensor PCB I. Intensity Sensor PCBCHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 7-22COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONCHAPTER INSTALLATION I. SELECTING THE SITE A. Unpacking and Removing Fixings II. UNPACKING AND INSTALLING THE COPIERStep Step B. Turning On the Copier Step Step C. Checking the Images and Operations Check/Remarks D. Attaching the Drum Unit8-10 E. Changing the Cassette SizeR A4 8-11A5 R A4 8-12 Direct position refers to III. RELOCATING THE COPIER8-13 Go through the following when replacing the drum unit IV. REPLACING THE DRUM UNIT8-14 Step 8-15Step 8-168-17 V. INSTALLING THE CONTROL CARD IV N10 Disconnect the copier’s dummy connector r 8-1811 Connect the connector t of the Control Card IV N CHAPTER 8 INSTALLATIONA. Unpacking VI. CASSETTE HEATER KIT 5 INSTALLATION PROCE- DURE8-19 CHAPTER 8 INSTALLATION8-20 B. Installation to a Cassette Feeding Module-A2/B2Screws 8-216 Close the cover 8-22Copiers connector Molded member Copiers base plate 8-23CHAPTER 8 INSTALLATION Cassette Feeding Module-B2Relay harness 8-2412 Install the rear cover of the cassette pedestal and all covers 8-2513 Install the copier’s rear cover CHAPTER 8 INSTALLATION8-26 VII. INSTALLING THE REMOTE DIAGNOSTIC DEVICEA. Unpacking y *Not used u *Not used8-27 B. Installation to the Copier4 Connect the cable o on the copier side and the RDD’s cable 8-28CHAPTER 8 INSTALLATION 8-29Modular Jack on the Right COPYRIGHT 1997 CANON INC1. If the ROM IC6 !2 is not mounted, you need not mount it 8-30CHAPTER 8 INSTALLATION 8-31COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPONLED1 LED2 LED3 8-3211 Reset the RDD’s RAM 8-33SW2-1 SW2-212 After making sure that LED5 !8red has come on, set the bits on the DIP switch 2 !6on the RDD’s PCB as indicated in the table, and press the push switch 4 !7to make sure that LED5 !8red goes out, indicating that the RAM has been reset 8-3413 Shift bit 6 of the DIP switch 2 !9on the RDD’s PCB to OFF 8-35service station 8-36normally 8-37w @7 q w 8-38CHAPTER MAINTENANCE AND SERVICING A. Periodically Replaced Parts I. PERIODICALLY REPLACED PARTSLower fixing separation claw II. DURABLESA. Copier B. Cassette Feeding Module-B2/Cassette Feeding Module-A2 Perform work according to the number III. PERIODICAL SERVICINGDo not use solvents or oils other than those specified IV. SERVICING CHARTclean replace lubricate adjust inspector clean Otherwise, dispose of it as nonflammable material V. NOTES ON DRUM KITDo NOT throw the drum kits into fire it can burst or explode CHAPTER TROUBLESHOOTING 10-1 Guide to Troubleshooting TablesCHAPTER 10 TROUBLESHOOTING 10-2COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONA. Image Adjustment Basic Procedure I MAINTENANCE AND INSPECTION10-3 COPYRIGHT 1997 CANON INC10-4 B. Periodical ServicingCOPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON10-5 II. STANDARDS AND ADJUSTMENTSA. Image Adjustment 2.0±1.0mm 10-6Reference 2.5± 1.5mm 10-710-8 4. Adjusting the Left/Right Registration10-9 5. Adjusting the Left/Right Margin No. 311 left/right marginAdjust the distance between the two shutters in the blanking assembly Shutter10-10 6. Adjusting the Scanning Lamp Intensitypositioning Reference10-11 7. AE AdjustmentVR391 Figure 10-210 DC Controller PCB10-12 2 Press 2 on the keypad The copier indicates ‘302’ 10-13After adjustment with 10-14service mode causes causes the AE copies10-15 B. Exposure System1. Routing the Scanner Drive Cable 10-16 4. Assembling the Mirror Positioning Tool 3. Adjusting the Scanner Cable Tension10-17 Position B Longest pinCHAPTER 10 TROUBLESHOOTING 10-181~5mm 60mmReference Figure 10-220 front view10-19 10-20 6. Positioning the Change Solenoid1. Positioning the Blank Shutter Solenoid C. Image Formation SystemFigure 10-223a Figure 10-223b10-22 2. Routing the Blank Shutter Cable3. Positioning the Solenoid for the Primary Charging Roller Attach the spring to the outside of the sides shutter10-23 4. After Replacing the Drum Unit5. Attaching the Drum Heater 9 Connect the connector y as shown in Figure 10-241. Orientation of the Pick-Up Roller D. Pick-Up/Feeding System2. Orientation of the Multifeeder Pick-Up Roller 10-2510-26 3. Positioning the Paper Guide Plate Cam multifeeder10-27 2. Points to Note When Attaching the Heater ConnectorE. Fixing System 10-28 3. Adjusting the Fixing Film Drive Roller PressureFigure 10-236 rear view 10-29 4. Points to Note after Replacing the Fixing Upper UnitReference 5. Adjusting the Nip10-30 10-31 6. Routing the Drive Belt7. Storing the Fixing Heater Resistance Figure 10-240 Heater Stay Side Plate rear 8. Setting the Fixing Heater Temperature Control Value10-32 8-1 When Replacing the Fixing Upper Unit10-33 Example10 Enter ‘4’ using the keypad, and set the copy count 10-341. After Replacing the PCB F. Electrical2. Clearing the Back-Up RAM 10-3510-36 3. Checking the PhotointerruptersReference ReferenceService mode 10-37a. Copier by hand whileService mode 10-38b. Cassette Feeding Unit 10-39Name 10-40Name 10-41Name 10-4210-43 4. Adjusting the Multifeeder Paper Width SensorClear Clears settings ReferenceGovernment-R 5. Setting the Paper Size for the Universal Cassette10-44 A. Initial Checks III. TROUBLESHOOTING IMAGE FAULTS1. Site Environment 2. Checking the Originals10-46 5. OthersCHAPTER 10 TROUBLESHOOTING 10-47COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON10-48 B. SAMPLES OF IMAGE FAULTSCHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INC10-49 C. Troubleshooting Faulty Images1. The copy is too light half-tone only 10-50 2. The copy is too light black solid also3. The copy is too light overall, extremely Cause 10-5110-52 4. The copy has uneven density front too dark5. The copy has uneven density front too light 10-53 6. The copy is foggy overall8. The copy has black lines vertical thick fuzzy lines 7. The copy is foggy vertical9. The copy has black lines vertical, fine 10-5410-55 10. The copy has white spot vertical11. The copy has white lines vertical 10-56 12. The copy has white spots horizontal10-57 13. The back of the copy is soiled10-58 14. The copy has a fixing fault15, 16, 17 The leading edge of the copy is displaced 10-59 18. The copy has a blurred imageDeveloping assembly spacer 19. The copy is foggy horizontal10-60 10-61 20. The copy has poor sharpness10-62 21. The copy is blank22. The copy is solid black A. Troubleshooting Malfunctions IV. TROUBLESHOOTING MALFUNCTIONSE000 10-6310-64 E001E002, E003 10-65 E004E007 10-66 E010E030 10-67 E0649. E202 keys on control panel invalidated 11. E220 10. E21012. E240 10-6814. E710, E711, E712, E717 13. E26115. E803 10-6910-70 16. AC power supply is absent10-71 17. DC power supply is absentConnector Pin No10-72 18. The blank shutter fails to move19. The photosensitive drum fails to rotate 10-73 20. The pick-up operation fails from cassette21. The pick-up operation from the multifeeder fails 10-74 22. The scanner fails to move forward/in reverse23. The registration roller fails to rotate 10-75 24. The scanning lamp fails to turn on25. The lens fails to move 26. The fixing heater fails to operate 28. The add paper indicator fails to turn off27. The pre-exposure lamp fails to turn on 10-7610-77 29 The jam message fails to turn off10-78 V. TROUBLESHOOTING FEEDING PROBLEMSA. Jams copy paper 10-79 1. Pick-Up AssemblyDelivery 2. Separation/Feeding AssemblyFixing/Delivery Assembly 1. Double feeding B. Feeding Faults2. Wrinkling 10-81A. Sensors VI ARRANGEMENT/FUNCTIONS OF THE ELECTRICAL PARTS10-82 CHAPTER 10 TROUBLESHOOTING10-83 10-84 B. Clutches, Solenoids, and SwitchesCHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INC10-85 10-86 C. Motors, Heaters, and LampsCHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INC10-87 10-88 D. PCBsCHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INCName 10-8910-90 E. Cassette Feeding Module - A2CHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INCPhotointerrupter 10-9110-92 F. Variable Resistors VR and Check Pins by PCB1. DC controller PCB 10-93 2. Composite power supply PCBCHAPTER 10 TROUBLESHOOTING COPYRIGHT 1997 CANON INCB. Using Service Mode VII. SERVICE MODE1. Activating Service Mode 10-944. Using Adjustment Mode 3 and Specification Mode 2. Selecting a Service Mode5. Using Operation/Inspection Mode 6. Clearing Stored Error Code10-96 7. Recording on the Service Mode Label10-97 C. Control Display ModeNo. 101 Jam Location Indicator 10-9810-99 D. I/O ModePress 2 on the keypad and the AE key to activate I/O display mode To clear an item, press the Clear keyNo. 201/202/203/204 Port C Digital Display 10-100LED copy count indicator from 201 to Port H Display 10-10110-102 E. Adjustment ModeLeading edge margin adjustment for right face in page separation timingDescription 10-103Description 10-10410-105 F. Operation/Inspection ModeDescription 10-10610-107 G. Specification Settings Mode10-108 H. Counter ModeE001 E000E002 VIII. SELF DIAGNOSIS A. CopierE004 E003E007 E010E220 E210E240 E261Clearing an Error Code back-up data 10-112E402 E400E404 E41110-114 C. Self Diagnosis sorterE500 E510When an E code is indicated 10-115CHAPTER 10 TROUBLESHOOTING 10-116COPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPONAPPENDIX A4, 2 copies, Direct, from copier cassette A. GENERAL TIMING CHART1. Signals and Abbreviations B. SIGNALS AND ABBREVIATIONSCANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN IMPRIME AU JAPON C. GENERAL CIRCUIT DIAGRAMCOPYRIGHT 1997 CANON INC CANON NP6218 REV. 0 MAR. 1997 PRINTED IN JAPAN IMPRIME AU JAPON COPYRIGHT 1997 CANON INCD. SPECIAL TOOLS E. SOLVENTS/OILS 5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302 Japan Prepared byCANON INC Printed in Japan REVISION 0 MAY 1997 0797S0.7-2 This publication is printed on 70% reprocessed paperPRINTED IN JAPAN IMPRIMÉ AU JAPON