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Canon NP6621, Руководство по обслуживанию

Canon NP6621 - профессиональный офисный принтер с высокой производительностью. У вас есть возможность бесплатно скачать сервисный мануал для этого устройства на manualshive.com. Получите подробную информацию о настройке и обслуживании принтера для оптимальной производительности.

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3–126

OPERATIONS AND TIMING

COPYRIGHT © 1998  CANON INC.

CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)

Code

Cause

• CPU or communication IC on

sorter controller (faulty)

• Feeding motor (fails to

rotate)

• Staple guide bar swing motor

(fails to rotate)

• Stapler unit swing motor

(fails to rotate)

• Bin shift motor (fails to

rotate)

• Bin motor (faulty)
• Lead cam drive gear (dis-

placement)

Description

• An error has been detected in the

communication between the sorter and
the copier.

• The clock signal from the motor is

absent for 250 ms or more.

• The home position sensor does not turn

OFF after generating the motor drive
signals for 2560 pulses.

• The stapler unit swing motor sensor

does not turn OFF within 500 ms after
the motor drive signal has been gener-
ated.

• The sensor does not turn ON within

1000 ms after the stapler unit swing
sensor has turned OFF.

• The lead cam home position sensor

does not turn OFF within 2000 ms after
the motor drive signal has been gener-
ated.

• The lead cam home position sensor

does not turn ON within 2000 ms after
the lead cam home position sensor has
turned OFF.

• The lead cam position sensor does not

turn ON within 10 sec after the lead cam
position sensor has turned OFF.

E500

E530

E510

E541

E531

E540

D. Sorter Self Diagnosis

Содержание NP6621

Страница 1: ...FY8 13F4 000 FEB 1998 COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON SERVICE MANUAL REVISION 0 ...

Страница 2: ...ARTMENT 1 OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC 5 1 Hakusan 7 chome Toride shi Ibaraki 302 0023 Japan IMPORTANT THE INFORMATION CONTAINED HEREIN IS PUBLISHED BY CANON INC JAPAN AND IS FOR REFERENCE USE ONLY SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER ANYQUESTIONSREGA...

Страница 3: ...on how to operate the copier CHAPTER 2 Copying Processes shows how the NP6621 generates copies while discussing each of the steps involved CHAPTER 3 Operations and Timing explains the NP6621 s mechanical system by function and principles behind its electrical system in relation to timing of each operation CHAPTER 4 Mechanical System provides instructions on how to disassemble assemble and adjust t...

Страница 4: ... to the copyboard for copying Stapler Sorter D2 10 bins Automatically sorts or groups copies into 10 bins at 30 pages per set Staples sets of up to 20 copies each Control Card IV N Allows you to monitor the number of copies made by each card holder Cassette Feeding Module A2 Allows you to increase your paper supply through the addition of two paper cassettes Cassette Feeding Module B2 Allows you t...

Страница 5: ...lectrical Circuitry 3 2 C Inputs to the DC Controller 3 3 D Outputs from the DC Controller 3 8 E Inputs to and Outputs from the Cassette Feeding Module B2 Driver PCB 3 13 F Inputs to and Outputs from the Cassette Feeding Module A2 Driver PCB 3 14 G Inputs to and Outputs from the Cassette Feeding Unit K1 Driver PCB 3 16 H Main Motor Control Circuit 3 21 I Basic Sequence of Operations 2 copies conti...

Страница 6: ...ions 5 7 D Attaching the Drum Unit 5 8 E Changing the Cassette Size 5 9 III RELOCATING THE COPIER 5 11 IV REPLACING THE DRUM UNIT 5 12 V INSTALLING THE CONTROL CARD IV N 5 14 VI CASSETTE HEATER KIT 5 INSTALLATION PROCEDURE 5 16 A Unpacking 5 16 B Installation to copying machine 5 17 C Installation to a Cassette Feeding Module A2 B2 Cassette Feeding Unit K1 5 20 VII CASSETTE HEATER KIT 7 INSTALLATI...

Страница 7: ...CIRCUIT DIAGRAM A 5 D DC CONTROLLER CIRCUIT DIAGRAM A 7 E COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM A 21 F CONTROL PANEL KEY PCB A 27 G AE SENSOR CIRCUIT DIAGRAM A 31 H INTENSITY SENSOR CIRCUIT DIAGRAM A 32 I TONER LEVEL DETECTION CIRCUIT DIAGRAM A 33 J CASSETTE FEEDING MODULE B2 GENERAL CIRCUIT DIAGRAM A 34 K CASSETTE FEEDING MODULE B2 DRIVER CIRCUIT DIAGRAM A 35 L CASSETTE FEEDING MODULE A2 GENERAL...

Страница 8: ...vi COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 9: ...g Module B2 Cassette Feeding Module A2 Cassette Feeding Unit K1 1 5 C Paper Deck Pedestal K1 1 6 III NAMES OF PARTS 1 7 A Exterior 1 7 B Cross Section 1 8 IV BASIC OPERATION 1 13 A Control Panel 1 13 B Making Copies 1 16 C Using the Stack Bypass 1 17 D User Mode 1 19 V WARNINGS AND ACTIONS 1 26 A Jam Indicator 1 26 B Cleaning the Static Charge Eliminator 1 33 VI ROUTINE CLEANING 1 34 ...

Страница 10: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 11: ...ote recycling The copier is designed as a clamshell type to facilitate clearing of jammed paper 3 Dependable high image quality The new HQ high quality toner ensures faithful reproduction of solid black text and photos In addition to Canon s own single component toner projection development method the use of auto image control AIC ensures stable reproduction of images 4 Practical basic features As...

Страница 12: ...lens OPC Item Copying Charging Exposure Copy density adjustment Development Pick up Transfer Separation Cleaning Fixing Specifications Indirect electrostatic photography Roller direct charging Slit moving light source Automatic AE or manual Dry toner projection 2 cassettes Multifeeder Roller Curvature static eliminator Cleaning blade Heat roller 900W Automatic Manual II SPECIFICATIONS A Copier 1 C...

Страница 13: ... center reference 5 mm max stacking height i e about 50 sheets of 80 g m2 no claw center reference 100 sheets approx A3 80 g m2 2 0 1 0 mm leading edge 2 5 1 5 mm left right trailing edge 2 0 1 0 mm leading edge 3 5 1 5 mm left right trailing edge Provided 2 min standard may be varied in 1 min increments between 1 and 9 min may be deactivated Provided 5 min standard 2 5 10 15 30 60 or 120 min may ...

Страница 14: ...o 32 5 C 45 5 to 90 5 F 5 to 85 810 6 hPa to 10313 3 hPa 0 8 to 1 atm Serial numbers QBSxxxxx UDNxxxxx SBExxxxx TBHxxxxx UDPxxxxx 0 042 kwh reference only 0 663 kwh reference only 66 dB or less 1m front 40 dB or less 1m front 0 02 ppm or less 585 mm 640 mm 624 mm 77 kg 169 8 lb approx Keep wrapped store avoiding humidity Avoid direct sunshine store at 40 C 104 F 85 or less By ISO sound power level...

Страница 15: ...y Table 1 202 Copying Speeds Specifications subject to change without notice B Cassette Feeding Module B2 Cassette Feeding Module A2 Cassette Feeding Unit K1 Same as copier Same as copier 34 VDC 24 V 5 V supplied by copier Cassette Feeding Module B2 585 622 105 23 0 24 5 4 1 Cassette Feeding Module A2 585 622 210 23 0 24 5 8 3 Cassette Feeding Unit KI 585 622 384 23 0 24 5 15 1 Cassette Feeding Mo...

Страница 16: ... landscape B5 landscape LTR landscape 162 mm high one side equivalent of 1500 sheets of 80 g m2 paper Partitioning plate incremental No use copier s control panel No see copier s display 34 VDC 24 V 5 V supplied by copier 31 7 kg 70 0 lb 610 583 414 24 0 21 4 16 3 Method of pick up Loading method Type of paper Size of paper Capacity Switching size Control panel Display Power supply Weight Dimensio...

Страница 17: ... Body open close lever w Copy density correction volume e Static eliminator cleaner r Static eliminator t Copy tray y Anti condensation heater switch rear Fluorescent heater switch front Figure 1 302 t Front door y Control panel u Copyboard glass Figure 1 301 q Copyboard cover w Power switch e Multifeeder r Cassette 1 2 3 4 5 6 7 1 2 3 5 6 4 ...

Страница 18: ...ng assembly u Copyboard glass i Drum unit o Lens 0 Primary charging roller 1 Transfer roller 2 No 6 mirror 3 Developing assembly 4 No 4 mirror 5 No 5 mirror 6 Multifeeder pick up roller 7 Cassette 1 pick up roller 8 Vertical path roller 2 9 Vertical path roller 1 0 Cassette 2 pick up roller 1 Duplexing unit 2 Delivery paper deflecting plate 3 Delivery roller Figure 1 303 5 6 7 13 14 15 16 17 4 4 2...

Страница 19: ...ON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 1 9 2 Cassette Feeding Module A2 q Cassette 3 w Cassette 4 e Cassette 3 pick up roller r Cassette 4 pick up roller t Drive roller y Feeding roller Figure 1 304 6 4 2 1 3 5 ...

Страница 20: ... JAPAN IMPRIME AU JAPON 1 10 3 Cassette Feeding Unit K1 q Cassette 3 w Cassette 4 e Cassette 3 pick up roller r Cassette 4 pick up roller t Vertical path roller 4 y Vertical path roller 3 u Vertical path roller 5 i Cassette 5 pick up roller o Cassette 5 Figure 1 305 6 4 2 1 3 9 8 7 5 ...

Страница 21: ... NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 1 11 4 Paper Deck Pedestal K1 q Deck pick up roller w Deck vertical path roller e Vertical path roller 3 r Deck feeding roller t Deck separation roller y Lifter u Deck Figure 1 306 5 6 7 4 2 1 3 ...

Страница 22: ...GENERAL DESCRIPTION COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 1 12 ...

Страница 23: ...when the paper size needs to be specified Select a paper size with the paper select key and then press the OK key Enter original size Flashes when the original size needs to be specified Enter the original size with the Number keys and then press the OK key Table 1 401 Figure 1 401 i Check Control Card indicator o Paper Jam indicator 0 Add Paper indicator 1 Replace Toner Cartridge indicator 2 Pape...

Страница 24: ...GENERAL DESCRIPTION COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 1 14 ...

Страница 25: ... blank Copies facing pages in a bound original onto two copy sheets 2 ON 1 Reduces two originals to fit on one side of a single copy sheet 2 ON 1 2 Sided Reduces four originals to fit on two sides of a single copy sheet Press to set or change standard settings and custom settings according to specific user needs and when adjusting and cleaning the copier q Transparency Interleaving key w Two page ...

Страница 26: ... Neatly stack your originals face up in the original tray Figure 1 404 2 Programme the copy settings Press the 0 9 keys to enter the number of copies Press the keys to adjust the copy exposure Press the keytoselectthecopypaper size Press the keys to select a preset copy ratio 3 Press the key a After copying begins you cannot change the number of copies paper size copy ratio or other copy settings ...

Страница 27: ...ght 64 to 128 g m2 c Acceptable paper Plain paper 64 to 128 g m2 Coloured paper No 2 master drawing paper Labels Transparencies Postcards Recycled paper d Curl down copy stock before use e There are some types of copy stock which meet the above specifications but which cannot be fed in the stack bypass Notes 1 Do not use the sort staple sort group mode when copying postcards as it may result in a ...

Страница 28: ...n the required number of sheets of copy stock with the slide guides The surface that you want to copy on must face up Insert the copy stock into the copier until it stops Notes 1 Make sure that the height of the paper is not higher than the limit mark on the inside of the slide guides 2 If the Stack Bypass Size Entry in Custom Settings is ON select a paper size at this point Figure 1 412 6 Press t...

Страница 29: ...fication ON OFF 06 Auto Sort ON OFF 07 Feeder Cleaning 08 Standard Copy Settings 09 Input Unit mm Inch Selection 00 Initializing Additional Functions Initial setting 2 min 5 min 0 ON OFF ON 2 min NP Drum Cartridge Counter The number for a function that can be set The present setting for a certain function Press the key OK D User Mode 1 Outline You can change or adjust the factory settings for vari...

Страница 30: ...ollows Table 1 405 4 Enter the Auto Clear Time with the Number keys 0 9 The setting time is displayed in the Copy quantity Copy ratio display Reference 1 The initial setting for the Auto Clear Time is 2 minutes 2 You can set Auto Clear Time from 1 to 9 minutes in one minute increments 3 To cancel this function press the 0 key 4 If you make a mistake while entering a value enter the correct value a...

Страница 31: ...l Even if you press the key the zoom fine adjustments made in the Additional Functions mode will not change The zoom fine adjustments are also effective when making reduced enlarged copies 1 Press the Aditional Function key U01 appears in the Copy quantity Copy ratio display Once you set the Additional Functions mode the key turns red and copying operations cannot be initiated 2 Press the 3 key If...

Страница 32: ...U01 appears in the Copy quantity Copy ratio display Once you set the Additional Functions mode the key turns red and copying operations cannot be initiated 2 Press the 4 key If you make a mistake while entering a value press either the START key or press the C key and then the 4 key 3 Press the OK key The Paper Supply Jam Location indicator for the upper cassette of the copier main unit light cont...

Страница 33: ...he correct value and it will replace the incorrect one that was previously entered or press the C key and after the display clears enter the correct value 5 Press the OK key Stack Bypass Size Entry ON or OFF is set and U5 is displayed If the key is pressed before the OK key is pressed the changed Stack Bypass Size Entry ON OFF setting is cleared and the copier returns to the normal copying mode 8 ...

Страница 34: ...nals to perform cleaning Dirt will be picked up on the blank originals used for cleaning During feeder cleaning U08 flashes in the copy quantity display After feeder cleaning is finished U08 stops flashing and lights 10 Standard Copy Settings Store Ini tialize The Standard Copy Settings which are set when the key is pressed can be changed and stored as desired In addition the changed Standard Copy...

Страница 35: ...ile entering a value presseitherthe 0 keytwiceorpressthe C key and then press the 0 key twice 3 Press the OK key 1 is displayed in the Copy quantity Copy ratio display 4 Press the 0 key 0 is displayed in the Copy quantity Copy ratio display If you make a mistake while entering a value enter the correct value and it will replace the incorrect one that was previously entered or press the C key and a...

Страница 36: ...the inside of the copier do not allow necklaces bracelets or other metal objects to touch the inside of the copier as this may result in burns or electrical shock 3 When removing copy paper which has become jammed from inside the copier take care not to allow the toner on the jammed copy paper to come into contact with your hands or clothing as this will dirty your hands and clothing If they becom...

Страница 37: ...6 If you cannot find the jammed paper lift the lever as shown in the picture If paper is jammed here gently remove the paper so that it does not tear Figure 1 507 Figure 1 508 4 Gently close the top of the main unit Figure 1 509 5 If a paper jam occurs while using the stack bypass remove paper placed there and then gently remove any paper jammed in the stack bypass so that it does not tear Figure ...

Страница 38: ...aper close the front door If the Sorter Stapler Sorter options is attached after closing the main unit return theSorter StaplerSortertoitsoriginalposition If a paper jam occurred while using the ADF RDF options after clearing the paper jam place the first page of the original back in the ADF RDF and press the key The copier will make the remaining copies It is not necessary to enter the number of ...

Страница 39: ... in the Paper Deck options then pull the green grip and pull out any jammed paper Figure 1 518 Figure 1 519 4 If you cannot clear the paper jam after following steps and then pull out the cassette Note If you cannot see the cassette because the front door is in the way close the front door After you have cleared the paper jam open and close the front door once again Figure 1 520 5 Remove any paper...

Страница 40: ...he ADF DRF and press the key The copier will make the remaining copies Figure 1 523 3 If Lights Checking the Right Door Sorter Stapler Sorter 1 If the w indicator lights then check to make surethattherightdoorofthecassetteissecurely closed If not close it securely Figure 1 524 Figure 1 525 1 2 4 3 2 2 If the indicator e lights close the Stapler Sorter cover and return the Sorter Stapler Sorter to ...

Страница 41: ...aution When removing used toner cartridges from the copier removethecartridgescarefullytoprevent toner from scattering and entering your eyes or mouth If toner enters your eyes or mouth wash immediately with cold water and consult a physician Warning Do not throw toner cartridges into open fires as this may cause the toner to ignite and result in burnsorfire Whendisposingoftonercartridges place th...

Страница 42: ... the sealing tape straight out of the cartridge Pullthetonercartridgesealingtapeoffstraight Caution Some toner may stick to the toner cartridge seal so be careful not to get toner on your clothes Figure 1 535 7 Grip the toner cartridge handle Turn the car tridge counter clockwise until it locks into place Note Be sure to turn the cartridge until it locks into place If it does not lock into place t...

Страница 43: ...p clean the slot on the static charge eliminator The static charge eliminator cleaning brush is very small and easy to lose so it is recommended that you return it to its storage location on the back side of the front door after you have finished cleaning the slot on the static charge eliminator Figure1 539 Figure1 540 5 With two fingers grip the finger grip of the static charge eliminator Insert ...

Страница 44: ...not use alcohol benzene paint thinner or other inflammable substances If inflammable substances come into contact with a high voltage area inside the copier it may result in fire or electrical shock 1 Platen glass Clean the platen glass with a cloth dampened with water or a mild cleaning agent Then wipe with a dry cloth 2 Underside of the platen glass cover Clean the underside of the platen glass ...

Страница 45: ...GE FORMATION 2 1 A Outline 2 1 B Latent Static Image Formation Block 2 2 C Step 1 pre exposure 2 3 D Step 2 primary charging 2 3 E Step 3 image exposure 2 4 F Step 4 development 2 4 G Step 5 transfer 2 5 H Step 6 separation 2 6 I Step 7 fixing 2 7 J Step 8 drum cleaning 2 7 II AUXILIARY PROCESS 2 8 A Blank Exposure 2 8 ...

Страница 46: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 47: ...ation block Primary Pre exposure Drum Delivery Separation Fixing Transfer Image exposure Development Manual feeding Registration Cassette flow of copy paper rotation of drum Copyboard glass Scanning lamp Lens Pre exposure lamp Primary corona roller Developing cylinder Static eliminator Transfer roller Copy paper Copy paper Fixing roller Cleanig roller Pressure roller Cleaning assembly ...

Страница 48: ...e the photoconducting layer is made of organic photoconductor OPC and the aluminum conductor is a photoconductor Figure 2 103 B Latent Static Image Formation Block The block consists of three steps at the end of the block areas of the drum corresponding to the black areas of the original are left with negative charges and the areas of the drum corresponding to the white areas of the original are r...

Страница 49: ... density D Step 2 primary charging Figure 2 106 The copier uses what is termed primary charg ing in which a charging roller made of conducting material directly charges the photosensitive drum Compared to the conventional corona charging method direct charging provides such advantages as a low application voltage and virtual absence of ozone The primary charging roller is a special roller and poss...

Страница 50: ...eveloping as sembly consists of a fixed magnet a cylinder that rotates around the magnet and a rubber blade The toner is a one component toner whose main ingredient is magnetic resins The toner has insulating characteristics and becomes positively charged by friction against the rubber blade which remains in contact under pres sure with the cylinder the toner is evened out to form a thin layer on ...

Страница 51: ...posits of toner soiling the back of copy paper An AC bias and DC bias negative component are applied simultaneously to the developing cylin der and the blade Termed development bias whose negative com ponent is larger than that of the positive compo nent Figure 2 110 During copying operation the drum surface potential and development bias at time of positive component draw toner to the photosensit...

Страница 52: ... lem a positive charge is applied to the separation static eliminator thereby weakening the static attraction for better separation Reference If the image on the photosensitive drum fails to transfer to copy paper because of a jam or the like the transfer charging roller could become soiled with toner To prevent such a problem the copier uses a positive transfer voltage when the scanner is movingi...

Страница 53: ...offsetting adhesion of toner to the roller and transfer of the toner to the next copy the surface of the upper fixing roller is cleaned with the cleaning roller Figure 2 115 In this step the cleaning blade scrapes off the tonerremainingonthephotosensitivedruminprepa ration for the next copy run The toner is gathered by the scoop up sheet and collected at the rear by a blade Cleaning blade Blade Sc...

Страница 54: ...copies in Reduce mode The light from the pre exposure lamp is re flected by the reflecting plate and directed to the photosensitive drum The non image area between sheets of copy paper is created by reflecting the light from the pre exposure lamp by a separate reflecting plate exposing the whole area Figure 2 201 Pre exposure lamp Blank exposure light path Reflecting plates No 6 mirror Reflecting ...

Страница 55: ...Module B2 Driver PCB 3 13 F Inputs to and Outputs from the Cassette Feeding Module A2 Driver PCB 3 14 G Inputs to and Outputs from the Cassette Feeding Unit K1 Driver PCB 3 16 H Main Motor Control Circuit 3 21 I Basic Sequence of Operations 2 copies continuous AE 3 22 J Original Size Detecton Control 3 23 II EXPOSURE SYSTEM 3 27 A Varying the Reproduction Ratio 3 27 B Lens Drive System 3 27 C Scan...

Страница 56: ...hanisms for the Power Supply Circuit 3 104 VI SERVICE MODE 3 105 A Outline 3 105 B Using Service Mode 3 105 C Control Display Mode 1 3 107 D I O Mode 2 3 110 E Adjustment Mode 3 3 114 F Operation Inspection Mode 4 3 117 G Machine Settings Mode 5 3 118 H Counter Mode 6 3 120 VII SELF DIAGNOSIS 3 121 A Copier Self Diagnosis 3 121 B Self Diagnosis on the Cassette Feeding Unit 3 124 C RDF ADF Self Dia...

Страница 57: ... panel Control circuit Tray Fixing assembly Feeding assembly Duplexing unit Drum cleaning assembly Primary corona assembly Optical path assembly Photosensitive drum Separation Transfer Pick up feeding system 1 Pick up feeding system 3 accessory Copyboard Exposure system Illuminating assembly Image formation system Developing assembly Pick up control assembly Cassette 1 Cassette 2 Cassette Unit Cas...

Страница 58: ...roller PCB Cassette driver PCB Paper deck driver PCB accessory Composite power supply High voltage circuit Main motor driver PCB RDF accessory Sorter accessory Scanning lamp Toner level detection Bias PCB Heater driver PCB Developing cylinder Transfer charging Static eliminator Primary charging Main motor Pre exposure lamp Motor Scanner motor Lens motor Duplexing motor Fan Heat exhaust fan Feeding...

Страница 59: ...ocking plate is not at PS4 0 PS 4 Cassette 1 paper sensor 5V J 316 11 10 9 MFPD When paper is present in the multifeeder assembly 0 when the light blocking plate is not at PS5 0 PS 5 Multifeeder paper sensor 5V J 316 12 13 14 RPD PS 6 J 316 5 4 3 PS 7 J 309 10 12 11 Separation sensor DC controller PCB 5V 5V RDOP When the right door opens 0 when the light blocking plate is not at PS10 0 Right door ...

Страница 60: ...t in the cassette 0 when the light blocking plate is not at PS13 0 Cassette 2 paper sensor 5V J 325 3 2 1 DUEX When paper is present at the duplexing unit outlet 1 PS 14 Duplexing unit outlet paper sensor 5V J 320 1 2 3 DUIN When paper is present at the duplexing unit inlet 1 PS 15 Duplexing unit inlet paper sensor 5V J 314 12 13 14 VP1P PS 16 DC controller J 310A 12 11 10 CVOP When the copyboard ...

Страница 61: ...V 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 3 Inputs to the DC controller 3 5 Figure 3 105 J 310B 8 7 9 PS 21 Original size sensor 2 5V J 310B 2 1 3 SIZE1 PS 23 DC controller SIZE2 Varies according to paper size Varies according to paper size Original size sensor 1 ...

Страница 62: ...318 1 2 3 4 5 6 J 316B 6 7 8 J 324A 1 2 J 324A 5 6 J 305 J 306 J 801 J 802 J 803 CS CSZ1 CSZ2 CSZ3 CSZ4 Cassette size sensor 1 Control panel Main thermistor TH1 Sub thermistor TH2 See p 3 85 J 601 1 2 3 4 J 310A 9 8 7 6 AE sensor 1 2 See p 3 48 AE AEREF 24V 5V MFPWD TH1 TH2 VR1 DC controller PCB Keys and LEDs are wired in the form of a matrix on the control panel PCB and the DC controller turns on...

Страница 63: ... JAPON 5 Inputs to the DC Controller PCB 5 5 Figure 3 107 DC controller PCB AEVR1 AEVR2 CDC J306 7 8 9 Adjusts the developing DC bias SRSW VR850 SW850 Service switch PCB Service switch Density correction volume AE sensor adjustment volume VR851 AE sensor 2 2 When the switch turns on 0 starts service mode 5V ...

Страница 64: ...orescent lamp heater H2 Fluorescent lamp LA1 Primary charging roller Developing cylinder Transfer roller Static eliminator Door switch Main switch ON Fixing heater driver Scanning lamp control circuit High voltage circuit Toner level detection sensor Antenna Sensor Composite power supply PCB Microprocessor DC controller PCB When 0 RL101 turns ON ON when the power is OFF When RL101 is ON and SW1 is...

Страница 65: ...sette 1 pick up clutch When 0 the pick up clutch turns ON multifeeder pick up roller rotates MFPUCLD CL3 24V J312A 1 2 Multifeeder pick up clutch When 0 the duplexing unit outlet clutch CL4 turns ON CL4 24V J312B 9 10 Duplexing unit outlet clutch When 0 the cassette 2 pick up clutch CL5 turns ON CL5 24V J312B 5 6 Cassette 2 pick up clutch When 0 the Slip roller clutch CL6 turns ON CL6 24V J312B 3 ...

Страница 66: ...ANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 3 Outputs from the DC Controller PCB 3 5 Figure 3 110 DC controller PCB COM A COM B A A B B J326 1 2 3 4 5 6 Duplexing unit motor While M5 is rotating alternates between 1 and 0 pulse signal M5 ...

Страница 67: ... 8 7 24V MFSLD When 0 the solenoid turns ON holding plate released 24V BSSLD When 0 the solenoid turns ON blanking shutter opened Primary charging roller cleaning solenoid SL4 J324A 8 7 24V PCLSLD When 0 the solenoid turns ON cleaning pad locked Transfer charging roller releasing solenoid SL5 J316 2 1 24V TRSLD When 0 the solenoid turns ON transfer roller lowered Oil application solenoid SL6 J324B...

Страница 68: ... PCB When 0 the heat exhaust fan turns ON heat exhaust fan rotates 24V J 310A 4 5 FM2D Scanner cooling fan FM2 When 0 the Scanner cooling fan turns ON Scanner cooling fan rotates When 0 the pre exposure lamp turns ON When changes from 0 to 0 the count is incremented When 0 the count is incremented When 0 the control card is present J 311A 7 8 5V 2 3 24V Remote Diagnostic Device II When 0 a copy is...

Страница 69: ...assette 3 paper sensor When PS1 detects paper 1 when the light blocking plate is at PS1cu 1 When paper is present in the cassette 0 when the light blocking plate is not at PS2cu 0 Cassette driver PCB DC controller PCB J 651 6 5 4 3 2 1 J 110 7 8 9 10 11 12 CS2 C2SZ1 C2SZ2 C2SZ3 C2SZ4 Cassette 3 size detection See p 3 85 CMA CMA CMB CMB J 114 1 2 3 4 5 6 Cassette unit motor While M1cu is rotating a...

Страница 70: ...hen the light blocking plate is not at PS2cu 0 5V J 120 13 15 14 J 120 10 12 11 PS3cu C4VPD Cassette 4 vertical path sensor 5V PS4cu CS4PD Cassette 4 paper sensor When PS3cu detects paper 1 when the light blocking plate is at PS3cu 1 When paper is present in the cassette 0 when the light blocking pale is not at PS4cu 0 5V J 120 1 3 2 PS5cu CRDOP Cassette right door sensor When the right door is op...

Страница 71: ...e driver PCB DC controller PCB CMA CMA CMB CMB J 114 1 2 3 4 5 6 Cassette unit motor While M1cu is rotating alternates between 1 and 0 pulse signal M1cu When 0 the pick up clutch turns ON pick up roller rotates C3PUCLD CL1cu 24V 24V 24V J 125 1 2 Cassette 3 pick up clutch When 0 the pick up clutch turns ON pick up roller rotates C4PUCLD CL2cu 24V J 125 3 4 Cassette 4 pick up clutch Figure 3 115 ...

Страница 72: ...ht blocking plate is at the sensor When paper is present in the cassette 1 the light blocking plate is at the sensor 5V PS3cu C4VPD 5V PS4cu C4 5PD When 1 paper is present at the sensor the light blocking plate is at the sensor C5VPD When 1 paper is present at the sensor the light blocking plate is at the sensor When paper is present in the cassette 1 the light blocking plate is at the sensor 5V P...

Страница 73: ...PCB 2 3 Figure 3 117 J 218 6 5 4 3 2 1 Cassette feeding unit driver PCB DC controller PCB J 110 7 8 9 10 11 12 CS3 C3SZ1 C3SZ2 C3SZ3 C3SZ4 Cassette 3 size detection PCB J 228 6 5 4 3 2 1 J 120 4 5 6 7 8 9 CS4 CS5 C4SZ1 C5SZ1 C4SZ2 C5SZ2 C4SZ3 C5SZ3 C4SZ4 C5SZ4 Cassette 4 size detection PCB J 238 6 5 4 3 2 1 J 130 7 8 9 10 11 12 Cassette 5 size detection PCB See p 3 85 See p 3 85 ...

Страница 74: ... CL1cu turns ON When 0 CL2cu CL3cu turns on M1cu J114 1 2 3 4 5 6 COM A A A COM B B B Pick up motor 1 While M1cu M3cu is rotating alternates between 1 and 0 pulse signal M2cu J134 1 2 3 4 5 6 Pick up motor 2 J103 6 J1 26 SELECT When 0 of CL2cu CL3cu CL2cu is selected of M1cu M2cu M1cu is driven The cassette size is of cassette 4 of PS4 PS7cu PS4cu is detected When 1 of CL2cu CL3cu CL3u is selected...

Страница 75: ...desk 1 light blocking plate is at PS1 Deck paper sensor 5V J 112 9 8 7 DLD When lifter is at upper position 1 when light blocking plate is at PS3 PS 3 Deck lifter position sensor 5V J 113 3 2 1 DEL When lifter reaches upper limit 1 when light blocking plate is at PS4 PS 4 Deck lifter upper limit sensor 5V J 113 10 7 8 DEOP PS 6 J 114 1 2 3 SW1 Deck size switch PCB Pedestal controller PCB J 111 6 5...

Страница 76: ...4V 24V M1 CL3 J201 1 2 J221 1 2 J222 5 4 3 2 1 J109 1 2 3 4 5 J111 2 3 Pedestal motor Vertical path roller 3 drive clutch Deck pick up clutch Deck vertical path roller drive clutch CL1 J113 4 5 24V 24V J113 6 7 CL4D CL3D J114 4 5 J114 6 7 CL2 Deck lifter drive clutch Deck pick up roller release solenoid CL4 SL1 When 0 CL1 goes ON CL1D When 0 CL2 goes ON CL2D When 0 CL4 goes ON 34V PEDMD output Whe...

Страница 77: ...ock pulses 2 Operations When the main motor signal MMD from the DC controller circuit goes 1 the motor driver drive circuit turns ON thereby causing the main motor M1 to rotate at a specific speed While the main motor is rotating at a specific speed the motor driver PCB sends the constant speed status signal MLOCK 0 to the DC controller PCB If a fluctuation occurs in the rotation of the main motor...

Страница 78: ...RIME AU JAPON I Basic Sequence of Operations 2 copies continuous AE Figure 3 122 Main motor M1 Primary charging bias Transfer bias Static eliminator bias Scanning lamp Scanner Developing AC bias Developing DC bias WMUPR WMUP Power switch ON Copy Start key ON STBY INTR AER SCFW SCRV SCFW SCRV LSTR STBY ...

Страница 79: ...Stabilizes drum sensitivity to prepare for copying Waits for a press on an operation key e g Copy Start key Stabilizes the drum sensitivity in preparation for copying operation Moves the scanner forward in reverse about 65 mm to measure the density of the original Illuminates the original by the scanning lamp and the reflected optical image is projected on the photosensitive drum through mirrors a...

Страница 80: ...the machine When the DF is used the machine executes auto paper selection auto reproduction selection re duction layout and enlargement layout based on this size data J Original Size Detection Control 1 Outline The machine offers auto paper selection auto reproduction selection reduction layout and en largement layout functions all of which require the identification of the size of the originals b...

Страница 81: ...uring the period the machine identifies the presence of an original at the sensor location in question thereby identifying the size of the original according to the status combinations shown in Table 3 102 This method enables identification of the size of a black original However the sensor output levels will not change in the following cases a A3 black original b book original the thickness tends...

Страница 82: ...Does Not Change The sensor output when the copyboard cover is closed to from 15 to 30 and the sensor output 15 sec thereafter are the same detecting an original Level Changes The sensor output when the copyboard cover is closed to from 15 to 30 and the sensor output when the copyboard cover is fully closed are different not detecting an original Table 3 102 A configuration original Size A3 A4R A4 ...

Страница 83: ...ted in the middle of the scanner lensdriverailsothatthescannerlenshomeposition may be detected quickly at power on thereby shortening the first copy time Additionally a mere press on each Ratio button causes the scanner lens to move to the appropriate position to shorten the first copy time II EXPOSURE SYSTEM A Varying the Reproduction Ratio The reproduction ratio in the axial direction of the pho...

Страница 84: ...02 Change solenoid SL1 Lens motor M3 Lens cable Lens motor M3 Change solenoid SL1 Relay gear SL1 ON lens drive SL1 OFF blank exposure unit drive Lens home position sensor PS2 Relay gear Lens Cam groove Enlargement Lens motor drive signal Change solenoid drive signal CHSLD Lens home position detection signal LHP DC controller ...

Страница 85: ... is kept at the appropriate position a Lens Motor at Rest LNSCA 0 LNSCB 0 The motor drive voltage switching circuit switches to 5 V 5 V is supplied to keep the motor at rest In this condition the motor is kept stationary by keeping LNSA LNSA LNSB and LNSB all 0 b Lens Motor in Operation LNSCA 1 LNSCB 1 The motor driver voltage switching circuit switches to 34 V 34 V is supplied to the motor In thi...

Страница 86: ...In enlargement reduction mode the lens is always returned to home position first before being moved to the appropriate position for the selected reproduction ratio This is true when the ratio is reset to DIRECT Figure 3 204 S T B Y I N T R Power switch ON Ratio change Enlargement selected Copy Start key ON Lens motor M3 Change solenoid SL1 Lens Lens home position sensor PS2 Enlarge Reduce ...

Страница 87: ...heselectedreproduction ratio However its speed when moving the scanner in reverse remains constant 2 5 times as fast as when moving the scanner forward regardless of the selected reproduction ratio The distance traveled by the scanner varies depending on the length of the copy paper and the selected reproduction ratio Figure 3 205 SCA SCA SCB SCB DC controller PCB No 2 mirror mount No 1 mirror mou...

Страница 88: ... Signals Table 3 201 Reference The timing at which the registration clutch is turned ON is determined in relation to when the Copy Start key is pressed or when the scanner is moved forward 3 Basic Sequence of Scanner Operations Figure 3 206 LSTR INTR Power switch ON Copy Start key ON STBY WMUP SCFW SCRV SCFW SCRV AER Scanner home position sensor PS1 Registration sensor PS6 Scanner Scanning lamp Fo...

Страница 89: ...scanner motor M2 by way of the motor drive circuit The scanner motor is a 4 phase control step ping motor and controls the scanning direction and speedbychangingthefrequencyandthesequence of drive pulses SCA through SCB The motor drive voltage ON OFF switching cir cuit controls whether to apply power to drive the motor or to remove power to keep the motor at rest The current switching control circ...

Страница 90: ... I II The distance traveled forward is determined by the selected reproduction ratio and the cassette size III If the forward travel distance during II of Figure 3 208 is in excess of about 216 mm 216 mm is used to represent the leading edge of the second page Non AE page separation mode A4 2 copies continuous Scanner home position signal PS1 Scanning lamp LA1 Scanner Original leading edge of 1st ...

Страница 91: ...ols the primary charging Controls the transfer charging Controls the separation static eliminator Controls the developing bias Controls the blank exposure lamp Figure 3 301 DC controller PCB Q301 Microprocessor AE sensor Scanning lamp Copyboard Lens Blank exposure unit Primary charging roller Composite power supply Scanning lamp ON control circuit Microprocessor High voltage circuit T1 T2 T5 Stati...

Страница 92: ...ce of Operations image formation system Main motor Pre exposure lamp Primary charging Transfer charging Transfer cleaning Reference bias ATVC Separation static eliminator Developing bias AC component Developing bias DC component Powerswitch ON CopyStartkey ON AER 1 STBY WMUP WMUPR INTR SCFW SCRV SCFW SCRV LSTR Figure 3 302 ...

Страница 93: ...AC driver OFF thereby cutting AC power supply p 3 101 In this case E220 error is displayed C Controlling the Scanning Lamp 1 Outline The scanning lamp LA1 is controlled by the DC controller PCB see Figure 3 303 Specifically the DC controller Turns the scanning lamp ON and OFF Controls the intensity of the scanning lamp 2 Mechanism a Turning the Scanning Lamp ON and OFF The CPU Q308 on the DC contr...

Страница 94: ...arging roller bias to a constant voltage Switches the application voltage level of the primary charging roller bias Controls the application voltage of the primary charging roller bias Corrects the scanning lamp ON voltage level The main transformer T1 generates the pri mary voltage controlled by U402 Figure 3 304 T1 PDCS Composite power supply PCB Main transformer Rectifier circuit Current detect...

Страница 95: ... in reverse SCRV during last rotation and at power on after a jam See p 3 46 To improve the efficiency of cleaning by the cleaning bias and to prevent residual memory on the drum by the cleaning bias the primary charging roller bias is applied during initial rotation and while the scanner is moving in reverse 5 Automatic Correction of the Applica tion Voltage Level of the Primary Charging Roller B...

Страница 96: ...t to the microprocessor In response the microprocessor forwards the result to the microprocessor Q301 on the DC controller which determines the pri mary charging roller bias application voltage based on the result Caution You must enter the APVC value indicated on the label attached to the composite power supply PCB whenever you have replaced the composite power supply PCB in service mode No 315 a...

Страница 97: ...ner a positive voltage constant DC is applied thereby returning thetonerfromthetransferrollertothephotosensitive drum The bias is applied as follows during initial rotation after the Copy Start key is pressed part of the period in which the scanner is moving in reverse part of last rotation c Reference Bias ATVC Changes in the environment or deterioration in the transfer roller can affect the resi...

Страница 98: ...s the transfer bias to a constant volt age Corrects the voltage level of the transfer bias Figure 3 306 DC power supply 24V Transfer bias control circuit Composite power supply PCB Photosensitive drum Transfer roller Transformer circuit 24V T5 TFWON TFWPWM TFWS TREVON Constant voltage control circuit Current limiter circuit transfer bias Constant current circuit ATVC Current limiter circuit cleani...

Страница 99: ...terioration of the transfer roller the machine automatically corrects the application voltage level of the transfer bias During initial rotation after the Copy Start key is pressed a constant current 10 µA is sent to the transferroller Themicroprocessoronthecomposite power supply PCB reads the transfer roller application voltage from the constant control circuit and the result is sent to the micro...

Страница 100: ...ls the staticeliminatorbias andthecircuithasthefollowing functions Turns ON OFF the static eliminator bias and controls it to a constant voltage Switches the static eliminator bias voltage level Figure 3 307 Composite power supply PCB JLVCTL JCTL Microprocessor J5 J307 Q301 Microprocessor Static eliminator bias drive circuit T4 24V Transformer circuit DC controller PCB Photosensitive drum Static e...

Страница 101: ...biasforthestaticeliminatorisgenerated by increasing the high voltage output from the main transformer T4 The JLVCTL signal is used to switch between output voltages 2 5 and 4 0 KV When the JCTL signal turns ON the drive circuit turns ON to generate the static eliminator bias 3 Ensuring Separation of Thin Paper In certain environments the machine can fail to separate thin paper If such is the case ...

Страница 102: ...loping bias DC component Controls the voltage level of the developing bias DC component Controls the developing bias DC component to a constant voltage Figure 3 308 Composite power supply PCB Developing DC bias drive circuit T4 24V Developing DC bias voltage detection circuit Developing AC bias transformer T301 BPWM BIASS J5 J307 Developing AC transformer drive circuit Microprocessor Photosensitiv...

Страница 103: ...roller PCB The signal causes the developing bias AC component generation transformer T3 to turn ON and the sum of the AC component of the developing bias and the DC component is applied Application frequency about 2400 Hz Application voltage about 1300 Vp p 4 Controlling the Voltage Level of the Developing Bias DC Component The machine changes the voltage level of the DC component of the developin...

Страница 104: ...o expose the original In this condition the reflected light within the area shown in Figure 3 311 is checked by the AE sensor photodiode and the result is sent to the DC controller PCB The DC controller in turn computes the optimum value for the developing bias to be used during copying based on the input it has received and it sendstheresultofthecomputationtothecomposite powersupplyPCB Figure3 31...

Страница 105: ...is increased in service mode the AE copy will be lighter Default 0 Settings 26 to 26 qIf the setting is increased in service mode the copies of a newspaper will be light wIf the setting is decreased in service mode the copies of a newspaper will be darker Default 0 Settings 26 to 26 Function Automatic adjustment of lamp intensity during AE scanning Reference point adjustment for the copy density d...

Страница 106: ...ply toner to the developing cylinder and stir the layer of toner inside the developing chamber The No 2 stirring blade is used to stir the toner inside the toner container and to supply toner to the developing chamber The waste toner collected by the cleaning blade is moved by the waste toner feeding blade for collection in the waste toner container Figure 3 312 M1 Cleaning blade Waste toner feedi...

Страница 107: ... two varies according to the level of toner inside the cartridge For this reason an AC bias which suits the level of toner is identified by the toner level sensor and communi cated to the antenna sensor circuit The antenna sensor circuit is directly supplied withaspecific attenuatedACbiasbythecomposite power supply for use as a reference signal Theantennasensorcircuitcomparesthesignal from the ton...

Страница 108: ...it to go 0 and the toner absent signal TEP to go 1 Themicroprocessor Q301 ontheDCcontroller circuit checks the level of toner only during copyingoperation ACbiasON ifitcontinuously detects the toner empty signal 0 for 3 min or more it flashes the REPLACE CARTRIDGE message on the control panel after finishing the ongoing copying run e Torque Limiter If an excess load is imposed on the photosensitiv...

Страница 109: ...nd non image areas Themachine sblankexposureareaiscontrolled by two slide shutters and one open close shutter Figure 3 315 Lens motor M3 Change solenoid SL1 Slide shutter rear Size blanking reflecting plate Gear A Gear B Full blanking reflecting plate Blanking shutter solenoid SL3 Pre exposure lamp Open close shutter Blanking shutter home position sensor PS3 Slide shutter front DC controller PCB B...

Страница 110: ... the light from the pre exposure lamp is directed to the photosensitive drum through the size blanking reflecting plate 3 Blanking the Leading Trailing Edge Margin and Sheet Gap Themicroprocessor Q301 ontheDCcontroller turns ON OFF the blanking shutter solenoid drive signal BSSLD therebyopening closingtheopen close shutter to blank out the leading trailing edge margin or the gap between sheets of ...

Страница 111: ...ing initial rotation INTR after making 250 or more copies accumulative i e after executing transfer roller locking releasing control five times 2 Primary Charging Roller Cleaning Operations Themicroprocessor Q301 ontheDCcontroller PCB generates the primary charging roller cleaning solenoid SL4 ONsignal PCLSLD therebyforcing the cleaning pad against the roller for 2 sec During this period the clean...

Страница 112: ...r roller Fulcrum Locking Releasing L Transfer Roller Locking Releasing Control 1 Outline The machine s transfer roller is equipped with a locking releasing mechanism The locking releasing mechanism operates to lockorreleasethetransferroller therebypreventing adhesion of toner to the roller under the following condition Duringlastrotation LSTR aftermaking50copies or more Figure 3 319 ...

Страница 113: ...iven by the special deliv ery motor M6 The set back roller in the duplexing unit is also driven by the special duplexing motor M7 Other motors are driven by the main motor M1 When two sided or overlay copying is selected the paper first moves through the fixing assembly andthenthroughtheduplexingunitbeforeitreaches the registration roller once again The paper path is provided with the following ph...

Страница 114: ... plate solenoid drive signal SL8D Registration clutch drive signal RGCLD Duplexing unit motor drive signal Main motor drive signal Duplexing unit outlet clutch drive signal CL4D Slip roller clutch drive signal CL6D Cassette 2 pick up clutch drive signal CL5D Cassette 1 pick up clutch drive signal CL2D Multifeeder holding plate solenoid drive signal SL2D Multifeeder pick up clutch drive signal CL2D...

Страница 115: ...lexing unit outlet detection signal DUEX J316B11 Separation detection signal SPD J325 2 Duplexing unit outlet paper detection signal DUEX J309B 5 Cassette 1 paper detection signal CPD1 J309A 9 Cassette 2 paper detection signal CPD2 J309A 5 Vertical path roller 2 paper detection signal VP2P J314B 8 Vertical path roller 1 paper detection signal VP1P J316B 5 Multifeeder paper detection signal MFPD J3...

Страница 116: ...CL2 Registration clutch CL1 Registration sensor PS6 Separation sensor PS7 Delivery sensor PS8 Vertical path roller 1 paper sensor PS11 Scanner home position sensor PS1 Copy Start key ON INTER SRFW SCRV SRFW SCRV LSTR STBY Main motor M1 Cassette 2 pick up clutch CL5 Registration clutch CL1 Registration sensor PS6 Separation sensor PS7 Delivery sensor PS8 Vertical path roller 1 paper sensor PS11 Sca...

Страница 117: ... sensor the paper is Copying on the 1st Side Figure 3 405 Figure 3 406 then sent to the duplexing unit The paper stops several millimeters in front of the duplexing unit outlet paper sensor PS14 and waits for copying on the second side Theduplexingunitiscapableofaccommodating 10 sheets of A4 A4R 2 sheets of A3 Registration paper sensor Separation sensor Registration roller Fixing film Outlet solen...

Страница 118: ...tions two sided 1 copy A4 Figure 3 408 forward Registration paper sensor PS6 Registration roller clutch CL1 Delivery sensor PS8 Duplexing unit inlet paper sensor PS15 Duplexing unit motor M5 Duplexing unit outlet clutch CL4 Duplexing unit outlet sensor PS14 Copy Start key ON SCFW SCRV LSTR STBY Copy Start key ON 2nd side SCFW SCRV LSTR STBY INTR CW rotation CCW rotation ...

Страница 119: ...ack method refers to a method of preventing double feeding by stacking tiling sheets of paper in the limited space of the duplexing unit The presence of the separation flapper at the outlet of the duplexing unit serves to improve separation of sheets The set back mechanism is used under the following conditions 1 Copy Paper Size A3 A4 A4R and A5 2 Copy Count Up to 10 A4 A4R or 2 A3 Figure 3 409 Co...

Страница 120: ...he main motor and the set back roller is driven by a special stepping motor Figure 3 410 Figure 3 411 Duplex exit detect sensor PS14 Duplex inlet detect sensor PS15 Set back rollers Duplex outlet roller Duplex assembly Duplexing inlet paper sensor PS15 Duplexing unit motor M5 Duplexing outlet sensor PS14 COPY CW rotation CCW rotation 1st copy enters duplexing unit 2nd copy enters duplexing unit CO...

Страница 121: ... first copy moves from the delivery assembly to the duplexing unit Figure 3 412 2 The leading edge of the copy paper butts against the set back roller 1 and forms an arch Figure 3 413 Figure 3 414 Duplex iniet detect roller Set back roller 1 Duplex exit detect sensor PS14 Lower feeder assembly outlet roller Set back roller 1 Set back rollers ...

Страница 122: ...s 1 rotate counterclockwise and the leading edge of the copy paper stops at a point about 12 mm past the set back roller 1 Figure 3 415 4 The second copy paper is moved to the duplexing unit Figure 3 416 5 The leading edge of the second copy paper butts against the set back roller 1 and forms an arch Figure 3 417 12mm Set back roller 1 ...

Страница 123: ...e second copy paper out the duplexing unit inlet Figure 3 418 7 The set back rollers 1 and 2 rotate counterclockwise and the leading edge of the second copy paper stops at a point about 12 mm past the set back roller 1 Figure 3 419 8 Operations 4 through 7 are repeated for as many times as there are copies to make and the copies are stacked in the duplexing unit 12mm Set back rollers 12mm 12mm ...

Страница 124: ...6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 9 The set back rollers 1 rotates counterclockwise thereby stopping the trailing edge of the first copy paper 6 mm before the set back rollers 1 Figure 3 420 Set back roller Duplex exit detect sensor PS14 6mm ...

Страница 125: ...p once again for copying on the second side The machine s duplexing unit outlet is equipped with a flapper to improve separation of stacked paper and the operation is as described below Sequence of Operations re pick up A4 2 copies Figure 3 421 Duplexing unit motor M5 Copy Start key ON 2nd side CW rotation CCW rotation Duplexing unit outlet clutch CL4 Registration sensor PS6 Registration clutch CL...

Страница 126: ...opy paper reaches the duplexing unit outlet sensor the set back roller and the duplexing unit outlet roller stop the outlet roller duplex rotates Figure 3 422 Figure 3 423 3 When the trailing edge of the first copy paper leaves the set back roller the set back roller rotates counterclockwise thereby returning the second copy paper Figure 3 424 Set back rollers Outlet roller duplex CL4 Slip roller ...

Страница 127: ...B 1998 PRINTED IN JAPAN IMPRIME AU JAPON 4 When the registration sensor turns ON the set back roller and the duplexing unit outlet roller rotate clockwise to pick up the second copy paper Figure 3 425 Photosensitive drum Registration sensor PS6 Separation sensor Slip roller ...

Страница 128: ...detect the arrival of copy paper and determine when to turn off the pick up roller to suit the size of the paper Figure 3 426 M1cu Cassette 3 Cassette 4 PS2cu PS4cu PS1cu CL1cu CL2cu PS3cu Pick up roller Casette 3 size detection Casette 4 size detection Pick up roller Vertical path roller Pick up clutch Pick up clutch To Copier Cassette drive PCB Cassette 3 size detection signal Cassette 4 size de...

Страница 129: ...ME AU JAPON 2 Sequence of Operations cassette 3 A4 2 copies INTR SRFW SCRV SRFW SCRV LSTR STBY Copy Start key ON Cassette unit Copier Cassette 3 pick up clutch CL1cu Cassette 3 vertical path sensor PS1cu Cassette unit motor M1cu Registration clutch CL1 Registration sensor PS6 Main motor M1 Figure 3 427 ...

Страница 130: ...s the same path as it would if picked up from the machine s cassette Thecassetteunithasthreeverticalpathsensors used to check the pick up operation for each cassette Figure 3 428 M1cu M2cu CL3cu CL1cu CL2cu PS1cu PS2cu PS4cu PS6cu PS3cu PS5cu Cassette driver PCB DC controller PCB To copier J110 3 Cassette 3 vertical path detection signal C3VPD J120 15 Cassette 4 vertical path detection signal C4VP...

Страница 131: ...sette 3 vertical path sensor PS1cu Cassette 3 pick up clutch CL1cu Registration clutch CL1 Registration sensor PS6 Scanner home position sensor PS1 INTR SRFW SCRV SRFW SCRV LSTR STBY Cassette feeding module Copier Copy Start key ON Pick up motor 1 M1cu Pick up motor 2 M2cu Cassette 5 vertical path sensor PS5cu Cassette 5 pick up clutch CL3u Registration clutch CL1 Registration sensor PS6 Scanner h...

Страница 132: ...ck pick up drive signal CL1D J202 3 Pedestal motor speed error signal LOCK J113 7 Deck vertical path roller drive signal CL2D M1 CL4 SL1 J112 2 Deck vertical path roll paper sensor signal DVRPD J202 2 Pedestal motor drive signal PEDMD Pedestal controller PCB J112 5 Deck paper sensor DPD J113 2 Deck lifter limit sensor signal DEL Pick up roller Copy paper Separation roller Deck vertical path roller...

Страница 133: ...g roller and the separation roller serve to make sure that no more than one sheet of paper is fed to the feeding path after leaving both rollers the paper is moved to the inside of the copier by the vertical path roller Figure 3 432 CL1D CL2D SL1 Separation roller SL1 PS2 Deck pick up roller release solenoid Deck vertical path roller paper sensor M1 CL1 CL2 J113 7 J112 2 DVRPD J113 5 J114 7 DEPRL ...

Страница 134: ...ck Up Operations A4 2 copies INTR SCFW SCRV SCFW LSTR Copy Start key ON Vertical path roller 3 drive clutch CL3 SCRV Deck vertical path roller drive clutch CL2 Deck vertical path roller paper sensor PS2 Deck pick up roller release solenoid SL1 Deck pick up clutch CL1 Pick up request signal from copier Copier Pedestal Figure 3 433 ...

Страница 135: ...rves to stop the lifter in the event that the sensor arm should block the deck lifter position sensor PS3 for some reason When the lifter has reached its upper limit it is maintained in position by the work of one way gear When the deck is removed from the pedestal the take up gear disengages itself from the one way gear thereby allowing the lifter to lower in its own weight Lifter Pick up roller ...

Страница 136: ...PAN IMPRIME AU JAPON b Lifter Operation Figure 3 435 M Deck motor Feeding roller Separation roller Paper sensor Paper detecting lever Lifter upper limit sensor PS4 Oil damper Copy paper Lifter position sensor PS3 Paper deteciting spacer Pick up roller Lifter limit detecting lever Pick up roller ...

Страница 137: ... deck as follows The configuration of SW 1 represents when the switch is viewed from the front Table 2 401 b Identifying the Presence Absence of Paper The presence and absence of copy paper inside the paper deck is identified by the deck paper sensor PS1 When the paper deck runs out of paper the paper detecting spacer attached to the pick up roller shaft drops As a result the paper detecting lever...

Страница 138: ...late the pick up roller starts to rotate when it receives drive from the main motor M1 through a clutch The pick up roller and the separation pad serve to make sure that no more than a single sheet of copy paper is sent to the registration roller The above series of operations is executed for each pick up M1 PS5 PS6 Multifeeder pick up clutch Multifeeder paper sensor Paper sensor lever Paper guide...

Страница 139: ...d width of the copy paper is used to control the lens and blank exposure The length of paper placed on the multifeeder trayisidentifiedinrelationtohowlongtheregistration sensor PS6 remains ON All this is used to control how long blank expo sure should take how long the registration roller should remain ON and how long high voltage should remain ON Reference The maximum length of paper is Ledger 43...

Страница 140: ...98 PRINTED IN JAPAN IMPRIME AU JAPON 3 Sequence of Operations multifeeder A4 2 copies Figure 3 440 INTR SRFW SCRV SRFW SCRV LSTR Copy Start key ON Multifeeder pick up solenoid SL2 Multifeeder pick up clutch CL3 Pre registration sensor PS6 Registration clutch CL2 Scanner motor M2 ...

Страница 141: ...versal and blank exposure See Table 3 402 Cassette size No cassette B5R 182 257 A4 297 220 A3 297 420 Mini STMTR 5 5 8 5 148 216 Legal 8 5 14 356 216 Letter 11 8 5 279 216 A4R 210 297 Letter R 8 5 11 216 279 A5R 149 218 A5 218 149 Mini R STMT 8 5 5 5 216 148 B5 257 182 B4 364 257 Ledger 11 17 182 257 U 182 283 198 354 Configuration 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 ...

Страница 142: ...per size lever will trigger an incorrect copying sequence leading to jamming and soiling Advise the user so that both sizes match Reference The size of copy paper which is in wide use in a specific area may not be common in another area Setting paper of a size different from the pre setsizewillnotturnonthesizeindicationon the display This however will not prevent the correct copying control sequen...

Страница 143: ...troller monitors the surface temperature of the upper roller by means of two thermistor TH1 TH2 so as to control the temperature to a specific value The temperature of the upper fixing roller is controlled as follows paper area 160 C at standby during copy operation 175 C during copy operation Topreventdropsinthetemperatureoftheupper roller during continuous copy operation the control temperature ...

Страница 144: ...89 38 189 39 189 40 189 41 189 42 189 43 189 44 190 45 190 46 190 47 190 48 190 49 190 50 190 51 190 52 190 53 190 54 190 55 190 56 190 57 191 Peak Target number temperature 1 135 2 142 3 146 4 149 5 153 6 155 7 157 8 159 9 160 10 161 11 162 12 163 13 163 14 164 15 164 16 165 17 165 18 166 19 166 20 166 21 167 Peak Target number temperature 1 134 2 145 3 149 4 154 5 160 6 164 7 168 8 171 9 173 10 ...

Страница 145: ...temperature 2 Oil Application Roller The upper fixing roller is provided with an oil application roller for cleaning and application of oil Normally the oil application roller remains away from the fixing roller and it comes into contact with the upper fixing roller only when copy paper passes through The mechanism is driven by the oil application solenoid SL6 SL6 goes ON 1 sec after the registrat...

Страница 146: ...motor M1 Scanner cooling fan FM2 Exhaust fan FM1 Fixing roller heater H1 Oil application solenoid SL6 WAIT indicator COPY START key indicator Power switch ON COPY START key ON TH2 175 C 50 C 115 C TH1 155 C WMUP WMUPR STBY SCFW SCRV SCFW SCRV LSTR STBY 190 C 180 C 170 C 115 C 155 C 90 C 50 C Slow Glows green Glows orange Actual temperature Paper area TH1 TH2 control temperature Control area ...

Страница 147: ...s equipped with the following protection mechanisms to prevent malfunction of the fixing heater a Thermistor TH1 TH2 1 The microprocessor on the DC controller monitors the voltage of the thermistor and if it detects abnormally high or low temperature it will cut off the power to the heater and will turn OFF the machine s power At this time E001 through E003 data will be stored in memory 2 If TH1 i...

Страница 148: ...ch times as instructed by the program in the microprocessor and in relation to the presence absence of paper at specific sensors The machine is equipped with a mechanism to remember how many copies remain to be made andthecurrentcopymode andsuchjaminformation remains even after you have opened the machine s front cover to remove jams The microprocessor holds the jam detection sequences discussed h...

Страница 149: ...the vertical path roller 1 paper sensor PS16 before a specific time after the cassette 1 pick up clutch CL2 has turned ON Main motor M1 Jam check STBY INTR SCRV SRFW SRFW Cassette 1 pick up clutch CL2 Vertical path roller 1 paper sensor PS16 1 2 sec 1 2 sec Error Copy Start key ON JAM flashed Normal STBY INTR SCRV SRFW SRFW Main motor M1 Jam check Cassette 1 pick up clutch CL2 Vertical path roller...

Страница 150: ...ler 2 Timing Jam Copy paper reaches the vertical path roller 2 paper sensor before a specific time after the cassette 2 pick up clutch CL5 has turned ON Figure 3 447 Sequence of Operations STBY INTR SCRV SRFW SRFW Cassette 2 pick up clutch CL5 Main motor M1 Jam check Vertical path roller 2 paper sensor PS12 0 8sec 0 8sec Error Copy Start key ON JAM flashed Normal Cassette 2 pick up clutch CL5 STBY...

Страница 151: ...n Timing Jam vertical path roller Copy paper reaches the pre registration sensor PS6 before a specific time after it has reached the vertical path roller 1 paper sensor PS16 Figure 3 449 Sequence of Operations Cassette 2 pick up clutch CL5 STBY INTR SCRV SRFW SRFW Main motor M1 Jam check Vertical path roller 2 paper sensor PS12 Error Copy Start key ON JAM flashed 1 0 sec 1 0 sec Normal STBY INTR S...

Страница 152: ...ations 8 Separation Timing Jam Copy paper reaches the separation sensor PS7 before a specific time after the registration clutch CL1 has turned ON Figure 3 451 Sequence of Operations Registration clutch CL1 STBY INTR SCRV SRFW SRFW Main motor M1 Jam check Separation sensor PS7 Error Copy Start key ON JAM flashed 0 7 sec 0 7 sec Normal Registration clutch CL5 Main motor M1 Jam check Separation sens...

Страница 153: ...9 Delivery Delay Jam Copy paper does not reach the delivery sensor PS8 within a specific time after the separation sensor PS7 has turned ON Figure 3 452 Sequence of Operations Main motor M1 Jam check Separation sensor PS7 Delivery sensor PS8 1 sec Normal 1 sec Error INTR SCRV SRFW SRFW Copy Start key ON JAM flashed ...

Страница 154: ...2cu CL3cu turns ON because of feeding faults Figure 3 453 Sequence of Operations Figure 3 454 Sequence of Operations Main motor M1 Jam check SCRV LSTR SCFW Delivery sensor PS8 JAM flashed 1 Varies depending on paper length paper length 40 mm 1 1 Normal Error Cassette unit motor M1cu M2cu Jam check STBY INTR SCRV SCFW SCFW Cassette pick up Clutch 1 Cassette vertical path sensor 2 Error Copy Start k...

Страница 155: ...1cu CL2cu CL3cu has turned ON because of feeding faults Figure 3 455 Sequence of Operations Cassette unit motor M1cu M2cu Jam check STBY INTR SCRV SCFW SCFW Cassette pick up clutch 1 Cassette vertical path sensor 2 Error Copy Start key ON JAM flashed Normal 1 2 Cassette 3 pick up clutch CL1cu Cassette 4 pick up clutch CL2cu Cassette 5 pick up clutch CL3cu Cassette 3 vertical path sensor PS1cu Cass...

Страница 156: ...Delay Jam Paper Deck Pedestal K1 Figure 3 456 14 Pick Up Timing Jam Paper Deck Pedestal K1 Figure 3 457 INTR Copy Start key ON Vertical path roller paper sensor PS2 Jam check Pick up clutch CL1 JAM flashed normal error Copy Start key ON Vertical path roller paper sensor PS2 Jam check Pick up clutch CL1 JAM flashed normal error ...

Страница 157: ... composite power supply circuit DC Power supply unit BAT 301 Cassette heater Fixing heater Charging roller Developing cylinder Transfer roller Solenoids Clutches Fans Motors Pre exposure lamp CC IVN Counter Scanning lamp Deck M1 5V 24V 5V 24V 5V 5V 5V 24V 5V 24V 5V 24V 5V 34V 24V 5V 5V 30V 24 Relay RL1 30V Static eliminator Anti condensation heater Drum heater Antenna sensor Intensity sensor AE se...

Страница 158: ...ed ON Since DC power to the DC controller circuit will be cut off in this condition the machine is equipped with a lithium battery BAT301 to back up the RAM Q308 in the DC controller circuit Caution The AC power supply unit remains supplied with voltage even when the power is OFF Reference The tolerances of the DC voltage are as follows 30 V 10 5 24 V 5 5V 5 However the above stand when the AC inp...

Страница 159: ...unication between the DC controller PCB and the composite power supply PCB E240 is indicated as soon as the DC controller PCB identifies an error In addition LED is flashed at intervals of 5 sec when the composite power supply PCB identifies an error Data Error in the High Voltage Output If the difference between the actual control value and the setting associated with the high voltage generated b...

Страница 160: ... OFF the door switch correct the load and turn ON the door switch and the power switch to return the output Caution Be sure to disconnect the connector J4 before performing the above work Donotrepeat resettingshort circuits otherwise the built in fuse F2 can blow Note Replace the lithium battery only with the one listed in the Parts Catalog Use of different battery may present a risk of fire or ex...

Страница 161: ...ecting Service Mode Group 1 While the copy count indicator is indicating 1 press a key from 1 through 6 on the numeric keypad to select a service mode 2 Press the AE key Themachinestartstheselectedservicemode and the copy counter indicates 301 301 means that the mode is the first mode of service mode 3 3 Selecting an Item under Each Ser vice Mode 1 While the 100 s of the number indicated on the co...

Страница 162: ...ying opera tion 3 To change the number once again repeat steps 1 and 2 4 Press the Clear key to return to item selection 5 Using Operation Inspection Mode 4 1 Press the Start key to execute the selected service mode 2 Press the Stop key to stop and return to item selection If the mode is designed to stop automatically the machine stops and automatically returns to item selection 6 Resetting Error ...

Страница 163: ...temperature Fixing target temperature AE sensor output ROM version No ROM release No AE scan intensity display Jam interval Jam paper size data Jam document handler copying data Description Indicates the jam location on the copy counter indicator See the next page unit µA unit V To obtain the actual primary charging voltage put the indicated value into negative and subtract 1000 unit µA unit lux T...

Страница 164: ...he seventh most recent jam A press on 8 indicates the eighth most recent jam A press on 9 indicates the ninth most recent jam A press on 10 indicates the tenth most recent jam No 108 Error History A press on the 1 through 10 on the numeric keypad indicates the most recent ten errors A press on 1 indicates the most recent error A press on 2 indicates the second most recent error A press on 3 indica...

Страница 165: ...on No 122 Jam drawer selection data indication No 123 Jam Document Handler copying data indication By pushing key 1 2 3 4 5 6 7 8 9 0 Table 3 606 Jam data indication First lates jam data Second latest jam data Third latest jam data Fourth latest jam data Fifth latest jam data Sixth latest jam data Seventh latest jam data Eigth latest jam data Nineth latest jam data Tenth latest jam data Service pr...

Страница 166: ...h 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Starting the mode causes part of the copy count indica tor to turn ON representing the I O state of the input port Starting the mode causes part of the co...

Страница 167: ... blocking plate present Paper present ON light blocking plate present paper present See the table below See the table below LED 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Cassette 3 paper present Cassette 3 vertical path sensor PS1cu Cassette 5 vertical path sensor PS3cu Reserved Total copy counte...

Страница 168: ...ted LED 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Cassette size 1 cassette 4 5 Cassette size 2 cassette 4 5 Cassette size 3 cassette 4 5 Cassette size 4 cassette 4 5 Option cassette connection detection 3 Option cassette connection detection 4 Reserved ON connected ON connected Reserved Reserved Reserved Right door open detection Reserved Multifeeder ...

Страница 169: ...resent ON paper present ON at HP ON at HP OFF E220 error ON hater ON detected ON acknowledged LED 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Registration sensor PS6 Delivery sensor PS8 Lens home position sensor PS2 Blanking shutter home position sensor PS3 Halogen lamp check signal Heater ON detection triac short circuit detection Composite power supply ACK Table 3 611 ...

Страница 170: ...ming at which the blanking shutter closes Trailing edge fine adjustment timing at which the blanking open close shutter is opened Multifeeder trailing edge margin adjustment timing at which the blanking open close shutter is opened Left right margin adjustment DIRECT home position for the blanking slide shutter Settings 26 26 26 26 50 50 0 63 0 63 0 63 0 63 0 63 0 63 0 15 Table 3 612 1 Note A pres...

Страница 171: ...urns OFF Settings 10 10 16 16 40 40 16 16 10 10 4 4 0 63 0 63 0 63 0 63 0 63 Description A higher setting increases both left and right margins default 2 unit 0l 27 mm Enter the value recorded on the label attached to the drum cartridge whenever you have replaced the drum cartridge default 4 Enter the value recorded on the label attached to the drum cartridge whenever you have replaced the drum ca...

Страница 172: ...ntensity adjustment Duplexing unit inlet arch adjustment Duplexing unit out let adjustment Settings 0 63 0 63 40 200 0 63 0 63 Description A higher setting delays the ON timing unit 0 27 mm default 32 A higher setting delays the reversal timing unit 0 27 mm default 32 For factory only default 125 A higher setting increases the arch default 28 unit 0 27 mm A higher setting increases the arch defaul...

Страница 173: ...ess the appropriate number on the numeric keypad and then the Start key To execute the mode press the Start key To end the mode press the Stop key thereby returning to item selection If the mode is designed to stop automatically the machine will automatically return to item selection after ending the mode No 401 402 403 406 407 408 409 410 411 412 412 413 414 415 417 418 419 450 Item Developing as...

Страница 174: ...irst copy is poor because of a low temperature environment 0 deactivated 1 activated default 0 G Machine Settings Mode 5 To start machine settings mode press 5 numeric keypad and then the AE key To select an item press the appropriate number on the numeric keypad and then the Start key To change the value enter the new value on the numeric keypad and press the AE key To deselect the item press the...

Страница 175: ... Item Universal cassette paper size storage cassette 2 Universal cassette paper size storage cassette 3 Universal cassette paper size storage cassette 4 Universal cassette paper size storage cassette 5 Description settings 0 to 14 default 0 settings 0 to 14 default 0 settings 0 to 14 default 0 settings 0 to 14 default 0 Table 3 614 2 ...

Страница 176: ...ey To select an item press the appropriate number on the numeric keypad and then the Start key To deselect an item press the Clear key A press on the Start key while a description of the mode is indicated will execute appropriate copying operations To obtain the actual count multiply the indicated value by 100 No 601 602 603 Item Large copy counter Small copy counter Total copy counter Description...

Страница 177: ... faulty Counter open circuit DC controller faulty Deck motor M1dk faulty Deck lifter clutch CL4dk faulty Lifter sensor PS3dk faulty Code Description The detection temperature of the main thermistor TH1 does not reach 50 C 15 sec after a press on the Copy Start key The detection temperature of the main thermistor TH1 exceeds 225 C during copying or stand by The detection temperature of the main the...

Страница 178: ...m the setting for the high voltage output of the composite power supply The scanner does not return to home position within 5 sec when scanning operation is started E002 may be checked in service mode No 108 The lens home position signal LHP is not generated within a specific period of time after the power switch has been turned ON The lens home position signal LHP is being generated for more than...

Страница 179: ...e error is repre sented by E000 E001 E002 E003 or E004 Thisistopreventtheuserfromresettingthemachine thereby damaging the fixing assembly If E000 E001 E002 E003 or E004 is indicated removethecauseoftheerrorandperform the following 1 Open the front door and insert the door switch actuator 2 While holding down the service mode switch SW850 on the DC controller turn the power switch OFF ON 3 When the...

Страница 180: ...ED IN JAPAN IMPRIME AU JAPON Code Cause Cassette feeding unit control ler faulty Cassette feeding unit motor faulty Description The motor clock signal is not detected within 1 sec after the pedestal motor drive signal has been generated E901 B Self Diagnosis on the Cassette Feeding Unit ...

Страница 181: ...t all times The state of the sensor remains un changed even after the pick up motor has been driven for 2 sec or more The number of belt motor clock pulses is below a specific value for 100 ms The number of slip clock pulses is below a specific value for 100 ms The number of delivery motor clock pulses is below a specific value for 200 ms The output of each sensor in the ab sence of paper is more ...

Страница 182: ...ms or more The home position sensor does not turn OFF after generating the motor drive signals for 2560 pulses The stapler unit swing motor sensor does not turn OFF within 500 ms after the motor drive signal has been gener ated The sensor does not turn ON within 1000 ms after the stapler unit swing sensor has turned OFF The lead cam home position sensor does not turn OFF within 2000 ms after the m...

Страница 183: ...on If you changed any of the settings indicated in the Service Mode label be sure to record the new settings on the label 2 Adjusting the Scanning Lamp Intensity Select service mode No 407 1 Place the Test Sheet NA3 on the copyboard and close the copyboard cover 2 Turn OFF AE and make copies in continuous mode at copy density 5 and VR850 DC bias at center 3 Press the zoom keys or zoom key so that ...

Страница 184: ...display indicates 4 7 Press 2 on the numeric keypad and press the AE key The display indicates 201 8 Press 208 on the numeric keypad The machine indicates 208 9 Press the Start key The display indicates 0 through 255 10 Adjust VR860 851 on the Service switch PCB so that the display indicates 100 through 105 11 Turn OFF ON the power switch This turns OFF the scanning lamp and turns ON the power onc...

Страница 185: ...de Copy Density developing bias Slope Adjustment No 303 1 If the display does not indicate 300 s start adjustment mode in service mode as you would for No 301 2 Press 3 on the numeric keypad The display indicates 303 3 Press the Start key The display indicates the current setting 4 Change the value using numeric keypad and press the AE key A higher setting produces lighter AE copies default 0 sett...

Страница 186: ... in service mode causes copies of a newspa per to be darker default 0 range 26 to 26 Description Item No 301 No 302 No 303 Function Automatic lamp intensity adjustment for AE scans Copy density devel opment bias refer ence point adjustment for AE mode Copy density devel opment bias slope adjustment for AE mode Table 3 801 Note 1 After Adjustment with test chart NA 3 using AE mode density adjustmen...

Страница 187: ... when CLR is indicated all stored settings will be cleared and returned to default settings 7 Adjust the guide of the multifeeder to suit the size you are setting Make sure you feel a click when positioning the guide 8 Press the AE key When the setting has been stored the display stops flashing and remains ON 9 Press the Reset key The machine ends service mode Display A3 Ldr b4 LGL A4r b5r A5r Sr ...

Страница 188: ...te cassette holder For example select cassette 1 by pressing 0 and 5 6 Press the Start key Thedisplayindicatesthenumbercorrespond ing to the universal cassette currently set 7 According to Table 3 803 select the size you want to store using the numeric keypad 8 Press the AE key to store the setting 9 Press the Reset key The machine ends service mode Cassette holder Service mode No Cassette 1 No 50...

Страница 189: ... RAM press the Clear key and then the Reset key To stop it after performing step 8 press the start key and press the Start key after the display has indicated nop 7 Checking the Photointerrupters The machine s photointerrupters may be checked using a conventional meter or in service mode q Using a Meter 1 Set the meter to the 12VDC range 2 Connect the probe of the tester to J301 4 GND of the DC co...

Страница 190: ...3 134 OPERATIONS AND TIMING COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 191: ... SYSTEM 4 34 A Illuminating Assembly 4 34 V CHARGING SYSTEM 4 38 A Drum Unit 4 38 B Primary Charging Assembly 4 39 C Transfer Charging Assembly 4 40 D Drum Heater 4 41 VI DEVELOPING SYSTEM 4 42 VII FIXING SYSTEM 4 45 VIII ELECTRICAL 4 50 A DC Controller PCB 4 50 B Composite Power Supply PCB 4 50 C AE Sensor PCB 4 51 1 Before disassembly or reassembly work disconnect the heating if a heater is inst...

Страница 192: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 193: ... mounting screws are left out of the discussions When installing the copyboard glass be sure to butt it against the vertical size plate so that no gap is left for intrusion of foreign matter Figure 4 103 q Copyboard cover w Control panel e Right cover r Rear right cover t Right door Figure 4 101 y Front right cover u Cassette i Front door o Size index 0 Copyboard glass 11 12 14 13 1 Left cover 2 L...

Страница 194: ...ront door 4 Pull the open close lever and open the body 5 Remove the right cover 6 Remove the left cover 7 Remove the four screws q and remove the inside cover w Figure 4 104 8 Remove the screw e and disconnect the four connectors r J801 J802 J803 J804 then remove the control panel t Figure 4 105 Figure 4 106 C Removing the Display Panel 1 Remove the display panel q using a pen or the like Figure ...

Страница 195: ...nd the two screws from the front e Figure 4 109 Figure 4 110 5 Holding the exhaust fan assembly r pull it off to the front Figure 4 111 6 Remove the four screws t and remove the air conveyor y then remove the fan u together with the two rubbers i Figure 4 112 2 Removing the Scanner cooling fan 1 Open the front door 2 Pull the open close door and open the body 3 Remove the rear cover 4 Remove the f...

Страница 196: ...en remove the counter mount q Figure 4 114 4 Put the option counter r in the counter mount Figure 4 115 5 Install the counter mount to the copier with two screws 6 Connect the two connectors t of the counter Figure 4 116 7 Set SW303 on the DC controller as indicated in Table 4 101 Counter Large size copy counter Duplexing unit counter Small size copy counter No counter Description SW303 settings d...

Страница 197: ... 1 Hook the spring u on the metal plate and fix thescannerdrivermotorinplacewithscrews y then give the screws y counterclock wise half turn to free it 2 Push the motor down and then shift it to the left and right 3 Where the motor stops tighten the screws y on the right and then left 4 Fit the tensioner e and mount the spring q and the E ring w 2 Removing the Scanner Cable 1 Remove the copyboard c...

Страница 198: ...he stopper as indicated in Figure 4 209 4 Tighten the screw Figure 4 209 7 Loosen the two screws r and loosen the cable tension both front and rear Figure 4 206 8 Move the No 1 mirror mount in the forward direction and match the angular hole in the front side panel and the cable fixing screw t Then remove t to separate the No 1 mirror mount and the scanner cable both front and rear front rear Figu...

Страница 199: ...site direc tion Thereafter fix the cable using the pulley clip 2 As in w set the mirror positioning tool between the No 1 mirror mount and the No 2 mirror mount 3 As in e loosen the screw on the mirror pulley mount and temporarily fix it on the left stay 4 As illustrated route the scanning cable hook t on the side plate and hook i on the tension plate of the lens mount 5 Tighten the screw loosened...

Страница 200: ...k tip of the spring can interfere with the cable Figure 4 212 Hook Hook Cable Cable front rear Cable spring Cable spring Screw Loosen the screw and shift it down Re tighten the screw Attach the mirror positioning tool Set screws Loosen the set screws to enable free rotation Put the steel ball into the hole in the pulley wind the cable nine times toward the inside and four times toward the outside ...

Страница 201: ...ror positioning tool w between the No 1 mirror mount and the No 2 mirror mount both front and rear front front Figure 4 214 5 Install the metal fixing of the scanner cable to the No 1 mirror mount with two screws e both front and rear Figure 4 215 6 Tighten the set screw of the pulley 7 Remove the tool FY9 3009 6 Cleaning the Scanner No 6 Mirror 1 Open the front cover 2 Operate the open close leve...

Страница 202: ...d the right glass retainer 2 Remove the copyboard glass 3 Move the No 1 mirror assembly q to the left 4 Remove the two screws w and remove the lens cover e front Figure 4 217 5 Loosen the tension on the spring r and re move the cable t Figure 4 218 6 Disconnect the two connectorsy from the rear Figure 4 219 7 Remove the two screws u and remove the lens drive unit i Figure 4 220 1 3 2 2 5 4 6 8 7 ...

Страница 203: ...N JAPAN IMPRIME AU JAPON MECHANICAL SYSTEM 8 Remove the two screws o and disconnect the connector 0 then remove the lens motor 1 Caution When removing the screw o disconnect the connector 0 first to avoid contact between the harness and the driver Figure 4 221 9 10 11 ...

Страница 204: ...RINTED IN JAPAN IMPRIME AU JAPON MECHANICAL SYSTEM 2 Routing the Lens Cable Figure 4 222 Lens Drive Assembly 1 Stop the lens cable at each pulley q and wind it around the pulley w 2 Move the tension pulley e and attach the cable 2 1 SL Turn clockwise 3 times 3 ...

Страница 205: ...ositioning the Change Solenoid Loosen the two screws t to adjust so that the gear r moves through the arm e in the direction of b until it stops when the steel core q of the solenoid is fully pushed in the direction of B i e when the E ring w has come into contact with the solenoid Figure 4 223 a b B A 5 4 4 2 1 3 ...

Страница 206: ... 1 Disconnect the two connectors q and remove the three mounting screws w then remove the main motor unit e Figure 4 224 2 Routing the Drive Belt Route the drive belt over the pulley and the tensioner as indicated Figure 4 225 Figure 4 226 1 2 2 3 Vertical path roller gear Vertical path roller clutch CL7 Main motor Tensioner Drive belt Pulley Tensioner ...

Страница 207: ...4 301 3 Pull out the cassettes 4 Remove the E ring r and the bushing t then remove the pick up roller unit y Figure 4 302 2 Removing the Pick Up Roller 1 Remove the pick up roller unit See Removing the Pick Up Roller Unit 2 Remove the E ring q bushing w spacer 1 e and spacer 2 r then remove the pick up roller t Figure 4 303 Caution Take care not to lose the pins from its front and rear 3 Points to...

Страница 208: ...the cassette hook plate standards 0 1 5 mm CW direction moves the paper in the direc tion of in Figure 4 308 CCW direction moves the paper in the direc tion of in Figure 4 308 Figure 4 307 Figure 4 308 1 2 3 1 0 1 5mm 0 2 4 6 8 10 4 Removing the Separation Pad 1 Fully open the right door Remove the tension tape from the door Caution Take care not to open the right door exces sively 2 Remove the fr...

Страница 209: ...crews e Figure 4 309 4 Remove the screw r and remove the roller cover t Figure 4 310 5 Shift the multifeeder pick up roller unit y to ward the rear and remove it Figure 4 311 2 Removing the Multifeeder Pick Up Roller 1 Removethemultifeederpick uprollerunit See RemovingtheMultifeederPick UpRollerUnit 2 Remove the stop ring plastic q and remove the pick up roller w together with its collar Caution T...

Страница 210: ...Pad 1 Open the upper right door 2 Remove the two screws q and remove the separation pad w Caution Take care so that the spring on the separation pad assembly will not fly off Figure 4 314 5 Removing the Multifeeder Spring Clutch 1 Remove the upper rear cover and the lower rear cover 2 Remove the three screws q and shift the cord guide w Figure 4 315 3 Remove the main motor See Removing the Main Mo...

Страница 211: ...ut 3 and remove the spring clutch 4 Figure 4 318 6 Positioning the Multifeeder Assem bly Paper Guide Plate Cam Temporarily fix the screw with a hex nut of the spring clutch assembly and turn the control ring At this time make adjustments so that the hole in the cam and the hole or black dot in the multifeeder drive unit match while the claw of the control ring is in contact with the solenoid plate...

Страница 212: ...springs front q and rear w Figure 4 323 7 AdjustingtheLeft RightRegistration If the left right registration is wrong when using the multifeeder loosen the screws q to adjust the tray position Figure 4 321 8 Points to Note When Installing the Multifeeder Assembly Rack Plate Install the multifeeder rack plate to the pulley with both left and right rack plates fully open 1 Caution If the adjusting ho...

Страница 213: ...4 324 Caution At this time take care so that the springs at the front and the rear will not fly away 3 Remove the upper registration roller e by lifting it Figure 4 325 3 Removing the Lower Registration Roller 1 Remove the E ring front q and shift the bushing w 2 Remove the registration roller e Figure 4 326 3 1 2 2 3 ...

Страница 214: ...l r and remove the feeding belt t Figure 4 327 Caution Do not touch the transfer roller Take care not to damage the joint between the feeding rolls 2 Removing the Feeding Fan 1 Remove the feeding belt See Removing the Feeding Belt 2 Remove the three mounting screws q and remove the feeding fan w Figure 4 328 E Delivery Assembly 1 Removing the Delivery Roller 1 Open the top body 2 Remove the E ring...

Страница 215: ... and remove the duplexing unit w inlet unit Figure 4 330 2 Removing the Duplexing Unit 1 Remove the front door two cassettes and the front left cover 2 Remove the three mounting screws q and disconnect the connector w then remove the paper size detection unit 1 e Figure 4 331 2 1 3 1 3 Remove the lower rear cover 4 Disconnect the connectors J325 J326 r Figure 4 332 5 Remove the two mounting screws...

Страница 216: ...the cassette unit 2 Removing the Pick Up Roller Unit 1 Remove the cassette 2 Remove the stop ring plastic q found at the front of the pick up roller unit Figure 4 335 3 Remove the bushing w of the pick up roller unit e while pushing it down toward the left Figure 4 336 3 Removing the Pick Up Roller 1 Remove the pick up roller unit See Removing the Pick Up Roller Unit 2 Remove the E rings q and w t...

Страница 217: ...gure 4 338 5 Removing the Pick Up Unit 1 Remove the rear cover and the right cover 2 Remove the screw q Figure 4 339 3 Remove the screw w and remove the harness guide e Figure 4 340 2 3 1 2 1 4 Remove the four screws r and disconnect the two connectors t then remove the pick up drive unit y Figure 4 341 6 Removing the Cassette Motor 1 Remove the rear cover 2 Remove the two screws q and disconnect ...

Страница 218: ...re 4 343 8 Removing the Cassette Driver PCB 1 Remove the rear cover 2 Disconnect all connectors from the cassette driver PCB q 3 Remove the three screws w and remove the driver PCB q Figure 4 344 1 3 2 4 1 2 9 Removing the Pick Up Motor Cas sette Pedestal K1 1 Remove the upper rear cover 2 Remove the two screws q and disconnect the connector w then remove the motor e Figure 4 345 10 Removing the P...

Страница 219: ... q 2 Remove the four screws w and remove the driver PCB q Figure 4 348 H Paper Deck Pedestal K1 1 Removing the Pedestal Motor Drive Assembly 1 Slide out the holding tray to the front 2 Remove the rear cover 3 Disconnect the four connectors q and remove the harness from harness guide w 4 Remove the three mounting screws e and remove the pedestal motor drive assembly r Figure 4 349 2 Removing the Pa...

Страница 220: ...emove the deck front cover 3 Removethetwoscrewsq fromtheinsideofthe deck and remove the guide plate w from both front and rear Figure 4 352 4 Mark the position of the latch assembly and detach the latch assembly by removing the mounting screws e on both left and right 6 in total Figure 4 353a left Figure 4 353b right 5 Remove the mounting screw r from the front right and remove the gear cover t Fi...

Страница 221: ...end of the wire from the pulley front rear in common 10 Remove the fastener 3 from the wire relay assembly then remove the pulley cover and remove the wire from the pulley front rear in common Figure 4 358 6 Remove the mounting screw y from the front and remove the oil damper plate u Figure 4 355 7 Remove the E ring i from the lifter drive shaft rear then remove the gear o two washers and spring 0...

Страница 222: ...oving the Pick Up Assembly 1 Open the right door of the pedestal and slide out the paper deck to the front about 10 cm Caution Forthe paperdeckpedestal slideoutonlythe paper deck Do not try to detach the pick up assembly without removing the paper deck from the pedestal the lifter will make the removal of the pick up assembly impossible Do not slide out the paper deck too far toward the front doin...

Страница 223: ...ing the Feeding Roller 1 Remove the pick up roller from the front 2 Remove the mounting screw q and remove the pick up roller arm bushing w Figure 4 363 3 Removethepick uprollerarmeandtheweight r from the pick up roller shaft Figure 4 364 1 2 3 4 4 Remove the stop ring t from the feeding roller Figure 4 365 5 Remove the pick up roller from the rear and remove the pick up roller shaft from the bush...

Страница 224: ...he Separation Roller 1 Open the right door and remove the two mount ing screws w from the separation roller assem bly support plate q then remove the separa tion roller together with the pressure arm Figure 4 368 Front of copier 1 2 2 1 2 Remove the stop ring e and remove the separation roller r Figure 4 369 10 Points to Note When installing the separation roller q make sure that the D cut in the ...

Страница 225: ...just the posi tion of the pressure spring for the separation roller q if double feeding is frequent move the hook of the spring toward A w if pick up failure is frequent move the hook of the spring toward B Figure 4 371 12 Position of the Pick Up Roller Re leasing Solenoid Install the solenoid so that the pick up roller arm q butts against the upper stay w when the plunger of the solenoid is pushe...

Страница 226: ...the screw t and disconnect the con nector y 7 Pull the halogen lamp u slowly toward the front to remove Figure 4 402 Caution Do not touch the halogen lamp If necessary wrap lint free paper around it 2 Removing the Blank Exposure As sembly 1 Open the front cover 2 Pull the open close lever to open the body 3 Remove the inside cover 4 Remove the exhaust fan and the cartridge See Removing the Exhaust...

Страница 227: ...tter Sole noid 1 Remove the blank exposure assembly 2 Remove the blank top plate and disconnect the connector q See Removing the Blank Expo sure Assembly 3 Remove the E ring w and remove the link arm e from the blank shutter 4 Remove the two screws r and pull out the blank shutter solenoid Figure 4 408 5 Positioning the Blank Shutter Sole noid Adjust the position of the solenoid so that bottom A i...

Страница 228: ...oves the margin to the front w CCW turn moves the margin to the rear e full turn moves about 1 mm Figure 4 411 Attach the spring the outside of the slide shutter Slide shutter rear Wind 3 5 items Slide shutter front 1 8 Installing the Mirror Heater 1 Remove the copyboard glass 2 Install the cord clamp q to the bottom plate of the lens mount 3 Install the mirror heater e with a screw w Figure 4 412...

Страница 229: ... the lens hood 2 Remove the three screws and disconnect the two connectors then remove the original size sensor q together with its mount Figure 4 414 3 Install the lens heater w with a screw e 4 Connect the connector r Figure 4 415 4 3 2 5 Set the mirror heater harness t to the cord guide Figure 4 416 6 Installtheoriginalsizesensormount lenshood and copyboard glass 5 1 ...

Страница 230: ... Caution The photosensitive drum is highly susceptible to light and exposure even to room lighting could lead to white spots or black bands on copies As a rule you must not turn on the copier with the drum unit removed otherwise the following can occur The registration roller and the transfer guide will interfere rotation of the registration roller during WMUPR can damage the registration roller 2...

Страница 231: ... 1 2 2 Cleaning the Cleaning Pad and the Primary Charging Roller 1 Remove the primary charging assembly unit 2 As in Figure 4 505 place the primary charging assembly and clean the cleaning pad e with a cotton swab r or folded lint free paper Caution Dry wipe only Do not use water alcohol solvent or any alcohol or solvent related agents When dry wiping use strokes in one direction only Figure 4 505...

Страница 232: ...re 4 507 is 5 5 0 2 mm when the joint q is butted against a of the solenoid support plate w Figure 4 507 Caution You must always make this adjustment when ever you have replaced the solenoid B C Transfer Charging Assem bly 1 Removing the Transfer Roller 1 Open the front door 2 Open the top body 3 Remove the static eliminator 4 Remove the bushing q and remove the trans fer roller w by lifting it Fi...

Страница 233: ...copier 2 Install the cord clamp w to the heater holder q Figure 4 509 3 Put the heater unit e into the heater holder Figure 4 510 4 Install the heater holder t to the transfer guide y with two screws r FIgure 4 511 5 Install the transfer guide to the copier 6 Connect the connector u of the heater to the copier s connector Figure 4 512 Caution As necessary keep the heater harness in place on the co...

Страница 234: ...ers are glued on the new type developing blade unit New type Old type 1 1 2 4 3 1 3 2 VI DEVELOPING SYS TEM 1 Removing the Developing Assembly 1 Open the copier s front door 2 Operate the open close lever to open the top body 3 Turn the locking lever q clockwise to unlock the developing assembly 4 Remove the screw w 5 Pull the developing assembly e slowly to the front Figure 4 601 2 Removing the B...

Страница 235: ...3 Removing the Developing Cylinder Side Seal 1 Remove the developing assembly from the copier 2 Remove the blade assembly Caution In European model there are two type of blade unit If old type blade are attached it can t be removed Caution The blade must be installed at high precision Do not remove it in the field If necessary remove it intact on its mounting plate 3 Remove the screw q and remove ...

Страница 236: ...ure 4 611 Figure 4 611 3 Check that the side seal and the container are in firm contact 4 In European model push the developing blade unit attachment section all the way against the upper side and secure it with the screw Figure 4 612 In other model engage both ends of the blade assembly q with the developing aseembly and tighten the two screws w 15 15 Figure 4 613 Some spacers are glued top and b...

Страница 237: ...G SYSTEM 1 Construction Figure 4 701 2 Removing the Upper Fixing Unit 1 Open the front cover 2 Open the top body 3 Remove the two screws q and remove the fixing assembly cover w Figure 4 702 4 Disconnect the three connectors e and re move the screw r Figure 4 703 Oil application roller Upper roller Lower roller 1 2 4 3 ...

Страница 238: ...il the heater and the heater connector have cooled adequately before starting the following work 1 Remove the upper fixing unit See Removing the Upper Fixing Unit 2 Remove the front and rear cover 3 Remove the front wire stopper 4 Pull toward rear the fixing roller 5 Remove the two screws q and pull out the cleaning roller to the front Figure 4 705 6 Remove the four screws w and remove the fixing ...

Страница 239: ... i and remove the ther mistor o Figure 4 710 6 7 9 8 5 11 Remove the E ring 0 at the front and remove the bush 1 and the bearing 2 then pull out the upper roller Figure 4 711 12 Remove the three E rings 3 at the rear and pull out the gear 4 and the bush 5 Figure 4 712 4 Points to Note after Replacing the Upper Fixing Unit If you have replaced the upper fixing unit you must enter the temperature ad...

Страница 240: ...ning roller by lifting it 1 2 3 2 1 3 4 3 7 6 5 Removing the Lower Fixing Unit 1 Remove the E ring q and remove the lower fixing unit w Figure 4 713 Caution Do not touch the surface of the fixing cleaning roller or the lower fixing roller 6 Removing the Separation Claw Fix ing Cleaning Roller 1 Remove the front cover 2 Remove the screw q and remove the separa tion claw unit w Figure 4 714 3 Remove...

Страница 241: ... black copy 2 Place the copy with its solid black facing down in the cassette 3 Press the service mode switch SW850 with a hex key The machine starts service mode and indi cates 1 4 Press 4 on the numeric key pad The machine indicates 4 5 Press the AE key Themachinestartsoperation inspectionmode and indicates 401 6 Press 6 on the numeric keypad The machine indicates 406 7 Press the Start key Thema...

Страница 242: ...PCB 1 Remove the lower rear cover 2 Disconnect the connector from the DC controller 3 Remove the six screws and remove the DC controller PCB from the mounting plate 2 Points to Note When Replacing the DC Controller When sending the DC controller PCB to the workshop or the factory put it in a static conduc tive bag Use a static conductive bag whose that is transparent enough in order for the face o...

Страница 243: ...JAPON MECHANICAL SYSTEM 5 Remove the grounding wire r screw t the remaining connectors and cord guide hook y then remove the composite power supply PCB u Figure 4 803 C AE Sensor PCB 1 Points to Note When Replacing the AE Sensor After replacement perform the following q adjust AE 7 6 4 5 ...

Страница 244: ...4 52 COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON MECHANICAL SYSTEM ...

Страница 245: ...ng 5 28 B Installing to the Copier 5 28 The machine is precisely adjusted and strictly inspected before shipment and it is important to install the machine so that it retains its pre shipment performance The service person is expected to install the machine based on a full understanding of its mechanisms and run necessary checks after installation I SELECTING THE SITE 5 1 II UNPACKING AND INSTALLI...

Страница 246: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 247: ...o 80 in humidity In particular avoid areas near water faucets boil ers humidifiers or refrigerators Avoid areas near sources of fire areas subject to dust or ammonium gas or areas exposed to the direct rays of the sun if necessary provide cur tains to shut out the sun The site must be well ventilated Make sure that the floor will remain in contact with the copier s feet and will keep the copier le...

Страница 248: ... Feeding Module B2 A2 etc accessory according to its Installation Proce dure if the copier is to be placed on it Open the cardboard box and take out all the accessories Remove all tape from the outside of the copier Take out the cas sette from the cardboard box and remove the cushions from inside the cassette then slide the cassette into the copier Remove the tape from the scanner fixing found on ...

Страница 249: ...en the front cover and push the lever found on the left side up in the direction of the arrow to open the copier s top body Pull up the spacer front and rear 1 pc each of the fixing roller until a click is heard Remove the two pieces of card board spacer from the feeding assembly Remarks Spacer Spacer Spacer Spacer Spacer ...

Страница 250: ...er Remove the screw and remove the developing assembly stopper Remove the stopper from the developing assembly Remove the developing assembly and check that the developing cylinder is free of scratches or dirt Install the developing assembly and attach the developing assem bly stopper with a screw Engage the developing assembly Close the copier s top unit Step 9 10 11 12 13 14 15 16 Remarks Develo...

Страница 251: ...he service mode switch SW850 with a hex key Select 3 of the mode by press ing 3 on the keypad and AE key then select No 3 xx by pressing x and x on the keypad and the start key Remarks Caution Make sure that the power outlet is the rating 10 Make sure that the Add Paper message flashes Press the keypad and the Clear key to make sure that the copy count indication is correct Caution When turning th...

Страница 252: ...settings mode in service mode to suit the needs of the user Tailor the cassette to suit the desired size by operating the size guide plate and size detecting lever then attach the size label Put copy paper in the cassette and set the cassette in the copier Attach the copy tray Remove the door switch activator and close the front door Step 10 11 12 13 14 15 16 17 18 19 Remarks The copier supplies t...

Страница 253: ...tches and deforma tions Clean the area around the copier Move the machine to its site of installation Checks Remarks Make sure there is no abnormal sound Check the copy images for each standard reproduction ratio Make sure that as many copies as specified are made normally If the copy image is faulty perform the Image Adjust ment Basic Procedure See service Handbook P 1 5 Make sure that the copyin...

Страница 254: ...o touch the primary charging roller Be sure to insert the drum unit straight along the copier s rail Work Unpack the drum unit and remove the light blocking sheet Remove the primary charging roller releasing spacer Set the drum unit to the copier and fix it in position using the knob used to keep the dummy drum Fill out the label and attach it to the drum unit cover Releasing spacer Releasing spac...

Страница 255: ...of the paper to be used Figure 5 202 4 Move the paper size lever found toward the front of the cassette so that it is aligned with the size of the paper to be used Figure 5 203 Caution Failure to adjust the paper size lever will lead to jams or soiling 5 Take out the paper size plates for the cassette and pick out the four plates representing the most frequently used sizes attach the labels Figure...

Страница 256: ...to room light can affect the drum enough to produce white spots or black lines on the copies Keep the following in mind Donotspendmorethan5minwhenremoving jams After detaching the drum unit from the copier during servicing work be sure to protect it in the light blocking sheet that came with the drum or fresh copy paper and place the drum in a dark place Do not touch the photosensitive drum or pri...

Страница 257: ...delivery assembly in place Place 11 17 A3 copy paper on the copyboard glass and tape the copyboard cover in place Remarks Direct position refers to the position of the lens after warm up initiated by power on Use the fixing removed at time of installation Checks Put the drum unit in a box for transport III RELOCATING THE COPIER If you must relocate the copier by truck or using other means of trans...

Страница 258: ...ing assembly and remove the knob to remove the drum unit Unpack the new drum unit and remove the light blocking sheet Remove the primary charging roller releasing spacer Set the drum unit to the copier and attach the knob used to fix the old drum unit Fill out the label and attach it to the drum unit cover Lock the developing assembly Remarks Take care not to damage the surface of the drum and not...

Страница 259: ...the power switch to ON Only the European model in case of the other model go to next step Select service mode No 313 314 and enter the settings recorded on the drum label To select service mode Press the service mode switch SW850 with a hex key Select 3 of the mode by press ing 3 on the keypad and AE key then select No 3 xx by pressing x and x on the keypad and the Start key Turn off the power and...

Страница 260: ...ake out the cartridge 5 Detach the inside cover 6 Loosen the screw on the upper rear cover 7 Loosen the two screws on the copyboard glass 8 Detach the face plate q from the control card cable inlet When detaching the face plate q detach it in the direction of the arrow using pliers or screwdriver 9 Fix the Control Card IV N to the copier using a screw w M4 12 at the time be sure that the copier s ...

Страница 261: ...C CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 11 Connect the connector t of the Control Card IV N Figure 5 504 12 Connect the copier s power plug and turn on its power switch to check the operation of the Control Card IV N t ...

Страница 262: ...EATER KIT 5 INSTALLATION PROCEDURE A Unpacking Open the shipping box and check to make sure that none of the parts shown in Fig 5 601 is missing Figure 5 601 q Cassette Heater 1 w Mounting plate 1 1 e Mounting plate 2 1 r Relay harness 1 t Cord clamp 1 y Binding screw black M4 6 2 u TP screw white M3 6 2 4 6 7 5 2 3 1 ...

Страница 263: ...stallation to copying machine 1 Remove both top and bottom cassettes and remove the front cover front lower cover and rear cover Figure 5 602 2 Disconnect the connector for the heater from the copier s rear and remove the connector support member Figure 5 603 3 Install the mounting plate 1 to the cassette heater with two screws black M4 6 Figure 5 604 4 Remove the screw and remove the connector co...

Страница 264: ... at the rear of the heater into the heater mounting hole in the copier s rear plate Figure 5 606 7 Fix the mounting plate 1 in place to the copier s side plate with two screws white M3 6 Figure 5 607 8 Connectthecopier sconnectortotheconnector on the cassette heater visible at the rear of the copier Figure 5 608 9 Install the copier s rear cover front lower cover and front cover 10 Slide both top ...

Страница 265: ...98 PRINTED IN JAPAN IMPRIME AU JAPON Switch for the cassette heater 12 Turn on the copier s cassette heater switch Of the two switches one at the rear the heater will be supplied with power when the copier is switched off Figure 5 609 13 Close the top unit of the copier ...

Страница 266: ...e feeding unit pedestal 2 Remove the copier s rear cover 3 Install the mounting plate 2 to the cassette heater with two screws black M4 6 Figure 5 610 4 Insert the bend found at the rear of the heater into the heater mounting slit in the rear side plate of the cassette feeding unit pedestal bottom holder Figure 5 611 5 Open the cover on the front of the cassette feeding unit module and fix the mou...

Страница 267: ...odule Con nect the side where the harness is bundled with a tie wrap Figure 5 613 8 Install the cord clamp to the hole in the rear side plate of the cassette feeding unit pedestal CassetteFeedingModule A2 CassetteFeed ing Unit K1 Figure 5 614 Connector Cord clamp Tie wrap Cord clamp Cassette Feeding Module B2 Figure 5 615 9 Arrange the relay harness on the rear side plate as indicated Cassette Fee...

Страница 268: ... Connect the connector on the relay harness with the copier s connector Figure 5 618 Copier s connector Molded member Copier s base plate Relay harness 12 Fix the relay harness in place to the rear side plate with the cord clamp Cassette Feeding Unit K1 Figure 5 619 Caution Make sure that the relay harness is outside the are indicated by dashed lines to prevent it from interfering with the feet of...

Страница 269: ...utside the area indicated by dashed lines to prevent it from interfering with the feet of the cassette Cassette Feeding Module B2 Figure 5 621 Caution Make sure that the relay harness is outside the area indicated by dashed lines to prevent it from interfering with the feet of the cassette 13 Install the rear cover of the cassette pedestal and all covers 14 Install the copier s rear cover ...

Страница 270: ...EATER KIT 7 INSTALLATION PRO CEDURE A Unpacking Open the shipping box and make sure that none of the parts indicated Fig 5 701 is missing Figure 5 701 1 2 3 4 5 6 7 8 q Cassette Heater 1 w Power cord mount 1 e Stay 1 r Relay harness 1 t Binding screw white M4 6 1 y TP screw black M4 6 1 u Cord clamp 1 i Ratings label 1 ...

Страница 271: ...e the left cover 4 screws front upper cover 2 screws front left cover 3 screws and rear cover 4 screws then remove the two screws and remove the face plate Figure 5 703 Front lower cover Front right cover 4 Remove the paper deck 5 Installthepowercordmount Usethemounting screw removed from the face plate Figure 5 704 6 Install the stay with one mounting screw white M4 6 Figure 5 705 Power cord moun...

Страница 272: ...x it in place with a screw black M4 6 Figure 5 707 Relay harness Screw Heater Relay harness 9 Connect the relay harness to the connector on the power cord mount and keep it in place with two cord guides Figure 5 708 10 Install the left cover front left cover front upper over and rear cover 11 Install the copier s front lower cover and front right cover 12 Slide in the copier s bottom cassette Cord...

Страница 273: ...D IN JAPAN IMPRIME AU JAPON C Attaching the Ratings Label 1 Peel the backing sheet from the label and attach the label to the rear cover of the pedestal as indicated Figure 5 709 2 Connect the heater s power plug to the power outlet 3 Turn on the heater s power switch 7 mm 6 mm ...

Страница 274: ...copier s power cord disconnected during the work 4 Be sure to use the appropriate screws length diameter 5 Make sure the computer in the service station has been properly loaded with the RDD s set tings data 1 Remove the two screws w to detach the RDD s top cover q Fig 5 802 2 Connect the Power Supply Unit s connector e to the RDD s connector r as shown Fig 5 803 VIII INSTALLING THE RE MOTE DIAGNO...

Страница 275: ...errite core u wind the RDD s cable i three times and close the ferrite core u thereafter connect the cable o on the copier side and the RDD s cable i Note If a conversion connector is found on the cable 1 from the copier remove it Fig 5 805 Fig 5 806 5 Fix the RDD in place on the copier s rear cover with four screws y use the screws removed from the copier Modular Jack on the Right Fig 5 807 y y t...

Страница 276: ...witch 2 3 to ON otherwise shift bit 7 of the DIP switch 2 to OFF Note 1 If the ROM IC6 2 is not mounted you need not mount it 2 If you are mounting or replacing the ROM IC6 2 for upgrading the RDD be sure to shift bit 7 of the DIP switch 2 3 to ON Fig 5 810 9 Set the bits of the DIP switch 3 4 on the RDD s PCB as indicated in the table Fig 5 811 0 LED1 LED2 LED3 2 1 LED5 LED6 LED4 IC6 SW1 SW4 SW3 ...

Страница 277: ...the Power Supply Unit into the power plug and check that LED 1 5 green on the RDD s PCB comes on Fig 5 812 11 Reset the RDD s RAM Set the bits on the DIP switch 2 6 on the RDD s PCB as indicated in the table and press the push switch 4 7 to make sure that LED5 8 red comes on Table 5 802 Fig 5 813 bits on SW2 SW2 1 SW2 2 SW2 3 SW2 4 SW2 5 SW2 6 SW2 7 SW2 8 Setting OFF OFF ON ON OFF OFF See step 9 O...

Страница 278: ... If you are connecting the RDD on its own connect the modular jack cable to the RDD s connector 0 LINE If you will be using the RDD s extra circuit connect the existing telephone or fax machine to the RDD s connector 1 TEL and connect the telephone circuit to the RDD s connector 0 LINE Fig 5 816 15 Call up the service station and request the RDD s initial settings LED 4 2 red starts to flash upon ...

Страница 279: ... in response to a press on the push switch 1 4 while LED6 3 is flashing Fig 5 818 18 Check that the communications between the RDD and the copier are executed normally Connect the copier s power plug and switch it on to make sure that LED 2 5 orange flashes Fig 5 819 19 Press the copier COPY START key to make sure that LED3 6 pink flashes each time a copy is delivered Fig 5 820 20 Attach the Switc...

Страница 280: ...5 34 INSTALLATION COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 281: ...VICING C Paper Deck Pedestal K1 6 3 III BASIC SERVICING 6 4 IV SERVICING CHART 6 5 A Scheduled Maintenance Work 6 5 I PERIODICALLY REPLACED PARTS 6 1 A Periodically Replaced Parts 6 1 II DURABLES AND CONSUMABLES 6 2 A Copier 6 2 B Cassette Feeding Module B2 Cassette Feeding Module A2 and Cassette Feeding Unit K1 6 3 ...

Страница 282: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 283: ...c level of machine performance You must replace them regardless of the absence of exterior wear or damage as they significantly affect the machine performance should they fail Schedule a visit so that you may replace the parts during periodical servicing A Periodically Replaced Parts Note The above values are estimates only and subject to change based on future data As of FEB 1998 Life 100 000 Rem...

Страница 284: ...0 FB1 8581 000 FB2 2167 000 FB7 3271 000 FB3 4494 00P FA0 0353 00P FB2 2223 000 FG5 2928 140 FB2 2316 000 FB1 0301 000 FB1 7275 000 FG5 2891 000 FG5 3275 04P FB2 3834 000 FB2 3825 00P FG5 7012 00P FC2 8902 00P II DURABLES AND CONSUMABLES Of the parts used in the machine those given in the table may prove to require replacement once or more over the period of warranty because of wear or damage repl...

Страница 285: ...B Cassette Feeding Module B2 Cassette Feeding Module A2 and Cassette Feeding Unit K1 Note The above values are estimates only and subject to change based on future data C Paper Deck Pedestal K1 Note The above values are estimates only and subject to change based on future data Parts No FF5 1220 000 FF5 1221 000 FB1 7061 000 FB1 7060 020 Q ty 1 1 1 1 Life copies 100 000 100 000 100 000 100 000 Rema...

Страница 286: ...of installation Record the latest counter reading Fill out the Servicing Sheet and report to the person in charge Remarks standard 2 5 1 5 mm DIRECT one sided standard 2 5 1 5 mm DIRECT one sided Use the special brush accessory when cleaning the static eliminator Use solvent Use solvent Items Check the general condition Check the following a image density b soiling of white background c clarity of...

Страница 287: ...um support shaft Charging roller Charging roller cleaner Static eliminator Developing roll Lower fixing roller Separation claw lower upper Fixing inlet guide Delivery guide tray Fixing feeding spacer Delivery roll Set back roller Re pick up roller Parts Scanning lamp side reflecting plate Unit Scanner drive assembly Pick up assembly Feeding assembly Optical path Drum kit Charging assembly Developi...

Страница 288: ...MAINTENANCE AND SERVICING COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON 6 6 ...

Страница 289: ... SENSOR CIRCUIT DIAGRAM A 32 I TONER LEVEL DETECTION CIRCUIT DIAGRAM A 33 J CASSETTE FEEDING MODULE B2 GENERAL CIRCUIT DIAGRAM A 34 K CASSETTE FEEDING MODULE B2 DRIVER CIRCUIT DIAGRAM A 35 L CASSETTE FEEDING MODULE A2 GENERAL CIRCUIT DIAGRAM A 37 M CASSETTE FEEDING MODULE A2 DRIVER CIRSUIT DIAGRAM A 38 N CASSETTE FEEDING UNIT K1 GENERAL CIRCUIT DIAGRAM A 41 O CASSETTE FEEDING UNIT K1 A 42 P PAPER ...

Страница 290: ...COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 291: ...p Image exposure Transfer cleaning bias Transfer bias Static eliminator bias Developing bias AC Developing bias DC Fixing heater H1 Heat exhaust fan FM1 Environment heater H3 Scanner cooling fan FM2 Blanking shutter solenoid SL3 Transfer reference bias ATVC Registration sensor PS6 Separation sensor PS7 Delivery sensor PS8 Scanner home position sensor PS1 Power switch ON A4 2 copies DIRECT cassette...

Страница 292: ...al CPD2 CASSETTE PAPER2 DETECTION signal CRDOP CASSETTE RIGHT DOOR OPEN DETECTION signal CS CASSETTE SIZE DETECTION command CS2 CASSETTE SIZE DETECTION2 command CS3 CASSETTE SIZE DETECTION3 command CS4 CASSETTE SIZE DETECTION4 command CS4PD CASSETTE4 PAPER DETECTION signal CSZ1 CASSETTE SIZE signal 1 CSZ2 CASSETTE SIZE signal 2 CSZ3 CASSETTE SIZE signal 3 CSZ4 CASSETTE SIZE signal 4 CVOP CCPYBOARD...

Страница 293: ...TECTION signal SL6D DUPLEXING UNIT CHANGE SOLENOID DRIVE signal SL7D DUPLEXING UNIT FLAPPER SOLENOID DRIVE signal SL8D PAPER DEFLECTING PLATE SOLENOID DRIVE signal SPD SEPARATION DETECTION signal SRSW SERVICE MODE SWITCH signal TCNTD TOTAL COUNTER DRIVE command TEP TONER EMPTY signal TFWON TRANSFER BIAS ON OFF command TFWPWN TRANSFER BIAS LOW VOLTAGE signal TFWS TRANSFER BIAS PULSE command TH1 FIX...

Страница 294: ...A 4 APPENDIX COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 295: ...A 5 APPENDIX COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON C GENERAL CIRCUIT DIAGRAM not available ...

Страница 296: ...A 6 APPENDIX COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 297: ...DUCTOR C308 DATA15 DATA14 DATA13 DATA12 DATA11 DATA10 DATA9 DATA8 DATA7 DATA6 DATA5 DATA4 DATA3 DATA2 DATA1 DATA0 R331 R332 R333 R334 R335 R336 R337 R338 R339 R340 R341 R342 R343 R344 R345 R346 DATA 8 15 DATA 8 15 DATA 0 15 DATA 8 15 C309 R347 VCC DTA114EU Q302 DTC114EU Q304 C310 SCI SCI CP SCLK CP SIN CP SOUT TP 2 15 DTC114EU Q303 R349 R348 VCC L1 C311 C391 VCC C392 TP 2 15 C301 C353 L2 INDUCTOR ...

Страница 298: ...3 1 02 1 01 1 00 VSS DATA 8 15 C313 C315 D302 D301 VCC Q309 R357 R358 BAT301 Q310 Q398 WATDG VCC Q399 MR Q305 R402 R401 Q306 R354 RES RES VCC R355 VCC C314 DATA 0 15 ADD 1 18 VCC R356 Q307 DATA 0 15 1 39 38 37 36 35 34 33 32 31 29 28 27 26 25 24 23 22 21 2 20 11 ADD18 ADD17 ADD16 ADD15 ADD14 ADD13 ADD12 ADD11 ADD10 ADD9 ADD8 ADD7 ADD6 ADD5 ADD4 ADD3 ADD2 ADD1 40 3 4 5 6 7 8 9 10 12 13 14 15 16 17 ...

Страница 299: ...322 C321 C320 RES C379 Q311 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 A6 A5 A4 A3 A2 A1 A0 VCC DO7 DO6 DO5 DO4 DO3 DO2 PO1 PO2 PO3 PO4 PO5 PO6 PO7 VSS XOUT XIN PI0 INT RST CNVSS A7 PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PO0 DO1 DO0 W ...

Страница 300: ...9 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 VDD ADD11 D8 D9 D10 D11 D12 D13 D14 D15 CPUCLK READ WRITE CS0 CS1 RAMWV CSRAMO VSS VDD KEY PRTTRL CSRAMCH COUNT3 COUNT2 COUNT1 CLOCK1 DACRS ZERCRS TS2 TS1 TS0 OPTENB OPTPHB OPTPHA TOUT VSS VSS PT57 OUSTPD OUSTPB OUSTPB OUSTPA RGSTPD RGSTPC RGSTPB VDD RGSTPA DXSTP DXSTP DXSTP DXSTP RESET PT40 VDD PT41 PT42 PT43 PT44 PT45 PT46 PT47 ...

Страница 301: ...TP14 Q320 GND34 R400 TP15 Q321 GND34 LENS A LENS B 34V TP7 SC A SC A SC B SC B GND34 24V2 PT56 GND34 24VF2 VBG C390 C389 Q400 R428 R427 R426 R352 R350 Q350 R351 Q351 R395 R396 D308 D309 D310 D311 D304 D305 D306 D307 Q322 R386 F303 JUMPER Q323 R387 D303 C387 C388 C331 C332 Q324 1 2 3 4 5 6 7 8 9 10 11 13 15 16 17 18 19 20 21 22 23 24 GND34 VCC C333 C334 R394 R388 R389 R390 R391 R392 R393 PT21 TP7 P...

Страница 302: ... 7 10 Q338E 5 12 R418 PT10 PT20 PT12 PT16 PD3 PD7 Q339 VBG PAPFAN APGND R419 C397 Q340 VCC PT23 Q344 R416 R417 Q345 24V2 VBG ZD302 Q346 OPCNTPR OPCNTD VCC PT22 Q341 R413 R414 Q342 24V2 VBG ZD301 Q343 TCNTRPR TCNTD D313 D315 24V2 ZD304 PE5 VBG PE6 Q401A 1 16 9 8 CL1 Q401B 2 15 CL2 OPTPHA Q401C 3 14 CL3 OPTPHB Q401D 4 13 CL4 PE3 Q401E 5 12 TP2 Q401F 6 11 FL S Q401G 7 10 CCD VCC R415 SLNOID Q347 PE4 ...

Страница 303: ...1 16 Q349A 9 8 24V2 PT11 3 14 Q349C PT15 4 13 Q349D UPFED CL VBG 2 15 Q349B 6 11 Q349F 7 10 Q349G PE7 R381 Q402 DPT FAN VBG PT40 R403 Q330 SOL OIL VBG VCC PT13 Q353 R425 MMD PE2 Q356 PE1 Q360 CP DATA0 PE0 Q357 CP REQ PT24 R421 Q361 VBG R575 Q349E PD0 5 12 VCC PD6 Q362 R422 CSCEP EXFAN AST CNTP PUCL BLNKST SL PD5 Q363 R423 EEP SCLK PD4 Q364 R424 EEP SO PT52 R591 Q405 CRCLSL VBG PT54 R385 Q327 EPD S...

Страница 304: ...1 16 Q349A 9 8 24V2 PT11 3 14 Q349C PT15 4 13 Q349D UPFED CL VBG 2 15 Q349B 6 11 Q349F 7 10 Q349G PE7 R381 Q402 DPT FAN VBG PT40 R403 Q330 SOL OIL VBG VCC PT13 Q353 R425 MMD PE2 Q356 PE1 Q360 CP DATA0 PE0 Q357 CP REQ PT24 R421 Q361 VBG R575 Q349E PD0 5 12 VCC PD6 Q362 R422 CSCEP EXFAN AST CNTP PUCL BLNKST SL PD5 Q363 R423 EEP SCLK PD4 Q364 R424 EEP SO PT52 R591 Q405 CRCLSL VBG PT54 R385 Q327 EPD S...

Страница 305: ...OVDT VCC R586 R587 C395 COVDT I VCC R506 Q385 DTC114EU AC MNTR C312 Q312A Q312C ZERCRSS A TH M TH C356 C362 R517 R518 R519 R521 R523 R509 R510 R511 R513 R515 VCC DIPD I DEPD I DERS I UP FEDDT I LW FEDDT I C358 C360 C361 DIPD DEPD DERS UP FEDDT LW FEDDT 6 5 2 1 PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11 PC12 M0 M1 M2 M3 M4 M5 M6 M7 M8 M9 M10 M11 M12 R540 R539 R538 R537 R536 R535 R534 R533 R5...

Страница 306: ...Q382E SEG8 PT66 Q382D SEG9 PT65 Q382C SEG10 PT64 Q382B SEG11 PT63 Q382A TD62380P SEG12 PT62 Q382F SEG13 PT61 Q382G SEG14 PT60 Q382H TD62380P SEG15 5 14 4 15 3 16 2 17 1 18 6 13 7 12 8 11 Q381 Q382 PT 0 7 PT 0 7 PT0 Q365 DG0 Q373 VCC KS0 PT1 Q366 DG1 Q374 KS1 PT2 Q367 DG2 Q375 KS2 PT6 Q371 DG6 Q379 KS6 PT7 Q372 DG7 Q380 KS7 R582 R592 PT3 Q368 DG3 Q376 KS3 R593 R594 PT4 Q369 DG4 Q377 KS4 R595 R596 P...

Страница 307: ... L4 R450 R451 R452 R454 R455 R456 R457 R458 R459 R460 R462 R463 R465 R466 R467 R468 D325 D327 D329 D331 D326 D330 D332 D334 D338 D333 D335 D337 D339 D341 D345 D340 D342 D344 D346 D348 D350 D347 D349 D351 D316 D317 D318 D319 KS0 KS1 KS2 KS3 M 6 12 JPPGP PGP M6 M7 M8 M9 M10 M11 M6 M7 M8 M9 M10 M11 M6 M8 M9 M10 M11 M12 SIZE1 SIZE2 SIZE3 SIZE4 CNCT1 CNCT2 D352 D354 D356 D353 D355 D357 D358 D360 D362 D...

Страница 308: ...C385 C336 C384 JP1 Q392 Q394 LAMP CHECK 24V2 R574 C376 C378 Q390 Q317 R572 24V2 VCC C349 R405 2 3 1 Q328A A TH VCC R570 Q395 MMLOCK MMLOCK HTNG HTNG HTNG OPCNTCN2 OPCNTCN1 1 2 4 3 SW303 SW DIP 2 3 2 1 Q387A 24V2 C381 VCC C351 R407 R406 6 5 7 Q329B 8 4 2 3 1 Q331A 8 4 6 5 7 Q331B 8 4 2 3 1 Q329A 8 4 M TH R408 R431 R430 R429 VCC D312 5 6 7 Q328B VCC R433 R432 A TH R435 R434 R437 R436 D314 R439 R440 ...

Страница 309: ...CL3 CNCT2 SIZE4 SIZE3 VCC R580 R581 R583 J309 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 GND CPDL GND LW FEDDT VCC GND CPDU GND RDROPN GND PAP EX J310 VCC LENS HP GND 24V2 OPT FAN VBG AE REF AE DATA 24V2 GND COVDT VCC APGND VCC APS L4 APGND VCC APS L3 APGND VCC APS L2 APGND VCC APS L1 VBG 24V2 GND AST RXD AST TXD AST CNTP VCC GND 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14...

Страница 310: ...CC MFPWD GND MFPD GND VCC RGPD GND J317 1 2 3 4 S TXD GND S RXD GND 1 2 3 4 5 6 7 8 9 10 11 12 KS2 UPCSZ 1 UPCSZ 2 UPCSZ 3 UPCSZ 4 GND KS3 LWCSZ 1 LWCSZ 2 LWCSZ 3 LWCSZ 4 GND J318 1 2 3 4 5 1 2 3 4 5 1 2 3 4 1 2 3 4 J319 J320 HTON GND HTTRIG VCC VCC DIPD GND 24V2 EPD SL J321 24VF2 24VF2 VBG VBG J322 24VF2 24VF2 VBG VBG J324 MAIN TH GND 24V2 SOL OIL GND AUX TH CRCLSL 24V2 CHNG SL 24V2 LENS COMB LEN...

Страница 311: ...D LINE HOT LINE VREF U1 OSC U1 24VSEC 30VSEC VFEEBBK BATT VCC PRIN BATT C7 C8 C9 C3 C4 C5 C6 C1 C11 C12 C13 C135 C14 C141 C20 C19 C140 C136 C15 C16 C17 C18 D8 D6 C10 R207 R19 R10 R9 R8 R7 R11 R12 R14 R15 R17 R224 R220 R223 R46 Q53 R222 R221 R21 R20 R22 R23 R5 R3 R4 R2 R1 T2 U1 T1 HOT Q51 Q52 Q54 Q6 D89 D87 D86 D10 D88 ZD11 D11 D77 D9 D90 Q5 9 D85 D7 D1 D84 D3 D2 D5 D4 RV1 L1 F1 F2 F3 J1 2 3 K1 Q7 ...

Страница 312: ...8 C29 C33 C25 C26 C27 C23 C24 C34 C32 C37 C35 C31 C30 R48 R49 R50 R209 R53 R54 R56 R55 ZD1 ZD2 ZD3 D19 D20 D18 D16 D17 D14 D22 Q10 Q9 Q11 Q8 R208 R44 R43 R39 R38 R34 R36 R37 R28 R27 24V R26 R25 R24 R32 R31 R30 R29 R33 R35 R47 R42 R45 R41 R40 R52 R51 R58 R61 R60 R57 R210 R211 R59 R63 R62 24V 36V 24V 36V 24V 24V U6 U20 U5 U2C U2A L3 D13 D15 D21 U4 U3 U2D 3 2 2 1 1 3 4 5 6 2 1 3 2 1 3 5 6 11 10 2 3 1...

Страница 313: ...V 5FBT 24V 5FBT 24V F4 R64 R67 R75 R76 R87 R97 PDC S R91 R88 R89 R90 R92 R86 R84 R85 R93 R94 R95 R98 R99 R96 R83 R81 R82 R80 R79 R78 R77 R74 R73 R72 R6 R71 R69 R70 R65 R66 J2 V9 3 2 4 1 C51 T3 C54 C53 Q14 Q15 C52 Q16 Q17 C58 8 2 4 1 3 U7A C61 C56 C55 D23 3 C59 C64 C60 C62 D26 D27 C63 C65 C69 C66 C67 C68 Q20 5FBT 24V 8 6 4 7 5 2 3 1 2 3 1 9 10 8 2 7 1 5 4 6 T4 Q18 D27 D25 C57 Q19 Q13 Q12 L5 PRIMARY...

Страница 314: ...T R102 J4 5FBT 24V 24V 36V 36V 5FBT 5FBT 24V J8 J5 J9 J7 J10 J11 J12 FL LIGHT ON FAN ON FAN EN R201 R202 Q45 Q46 R203 FAN EN FOR BRUSHLESS MOTOR HEADER 17 HEADER 17 DISCHARGE 1 17 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 1 3 2 1 4 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 ZERO CROSS CP SCLK CP SOUT CP SIN CP ACKM CP DATAO MRES FL S CP REQM LAMP CH...

Страница 315: ...38 R133 R137 R136 R140 R142 R143 R145 R144 R146 R147 R148 R149 R153 R154 R155 R156 C103 C104 C106 C99 C100 C102 R152 C101 C105 24V U12B U12A 6 8 4 5 7 2 8 4 3 1 TRANSFER 24V T PROTECT D53 Q30 Q31 Q29 Q25 Q28 Q27 Q26 Q24 C88 5FBT 5FBT 5FBT C89 C85 C86 C87 C82 C83 C84 C92 C91 C98 C97 C95 C90 C94 C93 C96 D54 D51 D52 D48 R126 D44 D39 D40 D41 D42 D43 D45 D47 D50 ZD4 D46 24V 24V 24V 24V 24V T PROTECT T ...

Страница 316: ... R169 R170 R171 R172 R173 R212 R214 R215 R216 R217 R218 R205 R213 C137 C136 C113 C112 C111 C110 C108 C107 C109 U21 U16 Q34 Q33 Q32 U15 U14 D57 D56 D55 D58 D62 D61 D63 D61 D79 R179 Q49 L6 ZERO CROSS FL LIGHT D BTA12 600C 24V 24V 24VAUX 24V 15V 24VAUX 24VAUX 24VAUX 24VAUX 15V 24V FL S HOT LINE COLD LINE ZD5 ZD7 ZD8 ZD9 D90 ZD6 LAMP CHECK 1 2 4 3 D78 U13A 1 3 2 8 4 4 8 6 5 7 2 3 1 4 6 5 2 3 1 5 4 6 1...

Страница 317: ... I TAST2 SCH DG3B S0 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 R801 R803 R805 R807 R802 R804 R806 R808 R810 R812 R814 R809 R811 R813 R815 3 17 10 f e d c b a g f e d c b a g d c b a 1 10 100 L857 L846 L848 L847 L831 L830 L829 L852 L840 L839 L835 L819 L818 L817 L844 L843 L836 L825 L824 L823 D807 L813 L812 L810 L809...

Страница 318: ...3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 D812 L860 L883 L868 L869 L864 L861 L881 L889 L888 L887 L886 L885 L882 L880 D811 L862 L851 L838 L816 L815 L814 L884 L871 L870 L867 L866 L865 L863 L853 D810 L856 L855 L845 L828 L827 L826 L858 L850 L849 L837 L834 L833 L832 L893 D809 L854 L842 L841 L822 L821 L820 L892 L891 L890 L872 L804 L803 L802 L801 DG7C DG7B DG6C DG6B DG5C DG5B DG4C DG4B ...

Страница 319: ...SW830 SW833 SW811 SW817 SW834 SW820 SW801 SW832 SW813 SW818 SW821 SW822 KS0 KS1 KS2 KS3 KS4 KS5 KS6 D800 D801 D802 D803 D804 D805 D806 KR0 KR1 KR2 KR3 KR4 KR0 KR1 KR2 KR3 KR4 VCC DG0 R817 R816 Q800 KS0 DG0C VCC DG1 R819 R818 Q801 KS1 DG1C VCC DG2 R821 R820 Q802 KS2 DG2C VCC DG3 R823 R822 Q803 KS3 DG3C VCC DG4 R825 R824 Q804 KS4 DG4C VCC DG5 R827 R826 Q805 KS5 DG5C VCC DG6 R829 R828 Q806 KS6 DG6C V...

Страница 320: ...A 30 APPENDIX COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 321: ...998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON G AE SENSOR CIRCUIT DIAGRAM PD601 C601 24V Q601 1 2 3 R601 8 4 R603 R602 R605 24V J601 C602 4 1 24V 6 5 R604 AEREF J601 3 J601 AEDATA J601 2 8 4 7 Q601 ...

Страница 322: ...PRIME AU JAPON H INTENSITY SENSOR CIRCUIT DIAGRAM FROM POWER SUPPLY J403 WHITE W1 W2 AC INPUT CABLE 1 2 J402 1 2 R402 R403 L401 140uH 7A D404 D403 D401 D402 2 1 Q401 3 4 R401 HTON GND 5V 5V HTON GND HTTRIG GND HTTRIG J401 4 1 3 2 1 3 3 2 1 2 4 5 6 R404 Q403 Q402 R405 R406 C401 BLACK C402 ...

Страница 323: ... 3 8 4 24V 1 2 J752 J752 ADJ ADJ 1 2 3 1 2 3 1 GNDB TNEMP 24VB SENSOR GNDB GNDB BIAS J754 J754 J754 J751 J751 J751 2 1 Q7623 24V R760 C757 R761 VR762 1 2 R762 24V 1 R759 Q753 6 5 8 4 7 Q753 C756 C755 C763 R766 R767 R764 J753 R765 24V 2 1 Q761 3 D763 R771 D761 3 D752 2 1 Q7523 R752 C753 R756 R757 R754 R755 24V 2 1 Q751 3 D753 R751 D751 C750 C751 24V 24V ...

Страница 324: ... J2 I F Cable 1 J1 J100F J101F J102F J115F J114F CL CL1 J115FP J115P 1 2 Feed Clutch1 M1 Feed Motor PS1 J216F Paper Detector1 3 2 1 3 2 1 6 5 4 3 2 1 5V GND FEED1 5V GND PAPER1 KS4 SIZE1 1 SIZE2 1 SIZE3 1 SIZE4 1 GND J217F PCB2 J218F Paper Size Detector1 PS2 Feed Detector1 24V CLUTCH1 COM A A A COM B B B 5V 24V GND GND 34V GND FEED1 CLUTCH1 PAPER1 CNCT1 SIZE1 SIZE2 SIZE3 SIZE4 KS4 MTR COM MTR A MT...

Страница 325: ...J110 J110 J115 J115 1 2 3 1 2 1 2 3 4 5 6 7 8 9 10 11 12 13 C102 C101 34V to A503 5V R111 D111 D112 D113 D114 Feed Detector1 Paper Detector 1 Paper Feed Clutch 1 5V R112 C103 Paper Size Detector 1 5V GND FEED1 GND PAPER1 KS4 SIZE1 1 SIZE2 1 SIZE3 1 SIZE4 1 GND 24V CLUTCH1 MTR B MTR A MTR COM GND 24V 5V 34V GND MTR B MTR A MTR COM KS4 SIZE4 SIZE3 SIZE2 SIZE1 CNCT1 PAPER1 CLUTCH1 FEED1 GND J100 J100...

Страница 326: ...R101 5V R104 Q104 5V R103 Q103 R132 C106 5V R106 C108 C110 1 3 5 7 9 11 13 15 17 2 4 6 8 10 12 14 16 18 C111 C112 1 2 3 4 5 6 J114 J114 J114 J114 J114 J114 COM A A A CON B B B Paper Feed Motor R108 C107 R131 R107 C105 R105 5V MTR COM MTR A MTR B R109 5V R110 Q101 from A502 OUTA VrefA INA VSA RSA OUTB TdB GND INB TdA GND INA OUTA RSB VSB VrefB INB OUTB ...

Страница 327: ... 3 N C J2 I F Cable 2 J1 J100F J101F J102F J103F J125F J114F CL CL CL1 CL2 J215FP F215P J225FP J225P 1 2 1 2 Feed Clutch1 Feed Clutch2 M1 Feed Motor PS3 J2226F Feed Detector2 PS5 J229F Right Door Open Detector PCB3 J228F Paper Size Detector2 PS2 J217F Paper Detector1 6 5 4 3 2 1 3 2 1 3 2 1 KS4 SIZE1 1 SIZE2 1 SIZE3 1 SIZE4 1 GND 5V GND PAPER1 N C 5V GND FEED1 J216F PCB2 J218F Paper Size Detector1...

Страница 328: ...503 R112 D111 D112 D113 D114 5V R111 5V R121 5V R122 5V R123 D121 D122 D123 D124 Right Door Open Detector Paper Size Detector 2 Paper Detector 2 Feed Detector 2 Feed Detector 1 Paper Detector 1 Paper Size Detector 1 Paper Feed Clutch 2 Paper Feed Clutch 1 5V GND DROPN KS5 SIZE1 2 SIZE2 2 SIZE3 2 SIZE4 2 GND 5V GND PAPER2 5V GND FEED2 5V GND FEED1 5V GND PAPER1 KS4 SIZE1 1 SIZE2 1 SIZE3 1 SIZE4 1 G...

Страница 329: ...R101 5V R104 Q104 5V R103 Q103 R132 C106 5V R106 C108 C110 1 3 5 7 9 11 13 15 17 2 4 6 8 10 12 14 16 18 C111 C112 1 2 3 4 5 6 COM A A A CON B B B Paper Feed Motor R108 C107 R131 R107 C105 R105 5V MTR COM MTR A MTR B R109 5V R110 Q101 OUTA VrefA INA VSA RSA OUTB TdB GND INB TdA GND INA OUTA RSB VSB VrefB INB OUTB from A502 J114 J114 J114 J114 J114 J114 ...

Страница 330: ...A 40 APPENDIX COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON ...

Страница 331: ... 1 3 2 1 3 2 Cassette 3 size detection PCB Cassette 3 vertical path detection Cassette 4 vertical path detection J226F 1 3 2 J227F 1 3 2 PS4 Cassette 4 paper detection J228F 6 5 4 1 3 2 PCB3 Cassette 4 size detection PCB Cassette night door senson J229F 1 3 2 12 11 10 6 5 4 1 9 8 7 3 2 13 14 15 M2 Pick up motor 2 J238F Cassette 5 paper detection J237F J236F 12 1 11 10 9 8 7 6 5 4 3 2 6 5 4 1 3 2 1...

Страница 332: ...J120 J120 J120 J120 J120 J120 J120 J120 J120 J120 J130 J130 J130 J130 J130 J130 J130 J130 J130 J130 J130 J130 J130 R112 5V C104 C103 34V GND C4VPD CRDOP CNCT1 C3PD C3PUCLD C3VPD GND GND 24Çu 5Çu MTR B MTR A MTR COM CS3 CS4 CS5 SELECT3 C5VPD CNCT2 SIZE4 SIZE3 SIZE2 SIZE1 C4 5PD C4 5PUCLD Q104 5V R104 MTR A MTR A MTR B MTR B Q117 MTR COM1 Q107 5V to A504 5V R111 R121 5V R123 R122 D114 D113 D112 D111...

Страница 333: ... Q110 5V 20 10 VCC GND MTR COM3 Q105 5V R105 9 11 19 Q124 Q110 3 17 19 R124 Q134 Q110 18 2 1 R134 5V R125 Q125 Q110 5 15 19 5V R135 Q135 Q110 16 4 1 5V R106 5V 7 13 19 Q110 Q126 5V 14 6 1 Q110 Q136 Q110 N C Q137 Q110 12 8 1 PAPER2 PAPER3 KS5 KS6 CLUTCH2 CLUTCH3 to A504 MTR COM KS5 6 PAPER2 3 CLUTCH2 3 to A502 SELECT3 to A502 ...

Страница 334: ...NB OUTB to A503 C308 R332 J134 J134 J134 J134 J134 J134 J134 N C C312 C311 C310 C309 C306 5V R306 R331 C305 5V R305 C307 R307 R308 R310 R302 R301 MTR COM3 5V R209 Q202 34V 1 3 5 7 9 11 13 15 17 2 4 6 8 10 12 14 16 18 1 2 3 4 5 6 Q201 OUTA VrefA INA VSA RSA OUTB TdB GND INB TdA GND INA OUTA RSB VSB VrefB INB OUTB to A502 C208 R232 J114 J114 J114 J114 J114 J114 C212 C211 C210 C209 C206 5V R206 R231 ...

Страница 335: ...tical path roller paper sensor PS18 Deck lifter position sensor CL7 Deck pick up clutch CL8 Deck vertical path roller drive clutch SW103 Deck size switch PCB J36F J32R J32P J32F J35R J35P J35F CL PS1 Right door open sensor CL2 Vertical path roller 3 drive clutch 12 1 11 10 9 8 7 6 5 4 3 2 1 6 5 4 3 2 12 11 10 6 5 4 1 9 8 7 3 2 2 1 1 2 J221F J222F M J102F 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1...

Страница 336: ... 8 9 GND DVRPD 5V GND DPD 5V GND DLP KS5 1 2 3 4 5 6 7 8 9 10 11 GND DEL 5V 24V CL7D 24V CL8D GND DEOP KS5 GND 24V 5V 5V 24V 5V 24V 24V 5V C102 C101 D111 R101 N C N C N C D112 R102 Q112 1 2 GND MT34V 1 2 3 4 5 5V MTSPEED PEDMD LOCK GND 5V Q109 5V R109 Q115 D114 5V R104 R105 1 2 3 D103 Q103 5V Q121 6 5 4 D102 Q102 5V Q121 11 13 12 D101 Q101 Q121 D106 Q106 D107 Q107 D105 Q105 Q110 5V R110 Q121 CLUTC...

Страница 337: ...used to service the machine in addition to the standard tools set No 1 2 3 Remarks For adjusting the distance between No 1 and No 2 mirrors For fixing the scanning cable in place Tool name Door switch actuator Mirror positioning tool comes in pairs front rear Pulley clip front rear Tool No TKN 0093 000 FY9 3009 040 FY9 3010 000 Rank A B B Shape A A B B ...

Страница 338: ...or corona wires Tool No CK 0427 500g can Equivqlent grease may be used able to withstand 200 C for extended periods of time Equivalent oil may be used Tool No CK 0451 100cc Equivalent oil may be used Tool No CK 0524 100cc Tool No CK 0551 20g Tool No CK 0438 100g Use Cleaning copyboard glass mirror etc Removing toner or oil stains Lubricating the drive mechanisms e g copyboard driving gear fixing d...

Страница 339: ...INTED IN JAPAN IMPRIME AU JAPON Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPARTMENT 1 OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC Printed in Japan REVISION 0 FEB 1998 31625 5 1 Hakusan 7 chome Toride shi Ibaraki 302 0023 Japan ...

Страница 340: ...PRINTEDINJAPAN IMPRIMEAUJAPON 0398S1 11 1 This publication is printed on 70 reprocessed paper ...

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