Canon PAPER DECK-C1 Service Manual Download Page 68

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III. TROUBLESHOOTING JAMS

Paper Jams

Perform this procedure when a paper jam occurs in the unit.
The delivery path consists of two units: 1: paper feed assembly and 2: delivery assem-

bly. Refer to the stationary jam block, and trace the location of the jam.

[1] Paper feed assembly
[2] Delivery assembly

Figure 5-301

5-8

CANON 2

500 SHEET PAPER DECK-C1 REV.0 FEB. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)

CHAPTER 5 TROUBLESHOOTING

[1]

[2]

Summary of Contents for PAPER DECK-C1

Page 2: ...AINED HEREIN IS PUBLISHED BY CANON INC JAPAN SPECIFICATIONS AND OTHER INFORMATION CONTAINED HEREIN MAY VARY SLIGHTLY FROM ACTUAL MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER ANY QUESTIONS REGARDING INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE COMPANY Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DEPARTMENT 1 OFFICE IMAGING...

Page 3: ...leaned during a customer service call Chapter 5 Operation Failure Countermeasures Standards adjustments operation failure countermeasures and delivery failure countermeasures Appendices Signal name list general circuit diagram special tools solvent and oil list Note that since installation procedure instructions are packed with the 2 500 Sheet Paper Deck C1 no installation procedures are provided ...

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Page 5: ...per Front Cover 3 3 II DRIVE ASSEMBLY 3 4 A Delivery Unit 3 4 B Paper Feed Unit 3 4 C Registration Roller 3 7 D Pick up roller Pick up Feeding Roller Separation Roller 3 7 E Paper Delivery Unit Sensor 3 8 F Registration Paper Sensor Jam Sensor 3 8 G Cassette 3 4 Sensor Cassette 3 4 Remaining Paper Sensors 1 2 Cassette 3 4 Paper Out Sensor 3 9 H Paper Feed Solenoid 3 9 I Registration Roller Clutch ...

Page 6: ... A Overview 5 1 B Operational Checks to be Performed by the User 5 1 C Operational Checks to be Performed by the Service Engineer 5 2 II TROUBLESHOOTING MALFUNCTIONS 5 6 III TROUBLESHOOTING JAMS 5 8 A Paper Jams 5 8 B Incomplete Feed 5 11 IV LOCATION OF ELECTRICAL PARTS 5 12 A Sensor 5 12 B Solenoids Clutches and Motors 5 13 C PCBs 5 14 V LIST OF VARIABLE RESISTORS VR LEDS CHECK PINS BY PCB 5 15 A...

Page 7: ... 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 1 INTRODUCTION I SPECIFICATIONS 1 1 II NAMES OF PARTS 1 2 A External View 1 2 B Cross section Diagram 1 3 ...

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Page 9: ...to 105 g m2 recommended paper A3 B4 A4 ledger legal and letter size plain paper 64 g m2 to 105 g m2 recommended paper Universal can be changed to B4 legal letter and A4 size paper Universal can be changed to ledger A3 B4 legal letter and A4 size paper Depth 50 mm can contain up to 500 sheets of 64 g m2 paper 10 to 32 5 C 20 to 80 RH 746 to 1013 hPa 560 to 760 mmHg Approx 48 9 W or less at a room t...

Page 10: ...IGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 Positioning pin 2 Delivery assembly 3 Storage space 4 Cassette 4 5 Cassette 3 6 User LED 7 Interface connector 8 Power supply receptacle Figure 1 201 1 2 3 4 5 6 7 8 ...

Page 11: ...ET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 User LED 2 Cassette 3 3 Cassette 4 4 Paper feed roller 5 Delivery roller 1 6 Separation roller 7 Registration paper sensor lever 8 Registration roller 9 Delivery roller 2 10 Jam sensor lever 1 2 3 4 5 6 7 8 9 10 Figure 1 202 ...

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Page 13: ...of mechanical drive and the symbol together with a signal name indicates the flow of electric signals 2 In the descriptions of the digital circuits of the cassette feeding unit 1 indicates a high electric sig nal level and 0 indicates a low electric signal level The cassette feeding unit incorporates microprocessors but as their internal operation cannot be checked a description of microprocessor ...

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Page 15: ...n response to commands transmitted from the option controller PCB via serial communication lines The paper deck driver PCB also notifies the option controller PCB of sensor and switch information via the serial communication lines Figure 2 101 CHAPTER 2 OPERATION OVERVIEW 2 1 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Option controller...

Page 16: ...BND J206 1 2 3 4 Delivery motor rotation control signal J302 4 3 2 1 24V J207 7 8 J306 1 2 Registration roller clutch REGCLD The registration roller rotates when 0 CL1 J210 2 1 Drive motor SPM1 DRVAD DRVAND DRVBD DRVBND J205 1 2 3 4 Motor rotation control signal To option controller PCB 24V J201 5 10 15 1 3 4 6 12 13 2 7 8 9 11 14 TXI RXO CONTO CKI STRBI PWRON IN Serial signal input Serial signal ...

Page 17: ...paper remaining in cassette 3 0 when there is paper in cassette 3 UDECKS 5V FEDAD FEDAND FEDBD FEDBND Paper feed motor rotation control signal 24V PUPSLD 0 when the arm is lowered Paper deck driver PCB Delivery assembly sensor PS3 Cassette 4 sensor PS1201 Cassette 3 sensor PS1202 PS1203 PS1204 PS1205 PS1206 PS1207 PS1208 Feeder motor SPM3 J1203 2 1 Cassette paper feed solenoid SL1 J1202 1 2 3 4 Ca...

Page 18: ...ED PCB J209 1 2 3 GREEN LED J1 3 2 1 RED LED User LED Detects the size of cassette 4 Cassette 4 paper size detection switch SW1601 SW1602 SW1603 SW1604 LSIZE1 LSIZE2 LSIZE3 LSIZE4 Cassette size detection PCB Detects the size of cassette 3 Cassette 3 paper size detection switch SW1601 SW1602 SW1603 SW1604 USIZE1 USIZE2 USIZE3 USIZE4 Cassette size detection PCB J229 1 2 3 J219 3 2 1 J1601B 1 2 3 4 5...

Page 19: ... the feeder assembly goes through the registration paper sensor PS1 and stops temporarily when it reaches the registration roller When the paper deck driver PCB subsequently receives the paper feed command it causes the paper feed motor SPM3 and the delivery motor SPM2 to turn At the same time the registration roller clutch CL1 is turned on This causes Pick up feeding roller the regis tration roll...

Page 20: ...y detection signal MPTPS PS1 Registration paper sensor PS2 Jam sensor PS1201 Cassette 4 sensor PS1202 Cassette 3 sensor PS1203 Cassette 4 remaining paper sensor 1 PS1204 Cassette 4 remaining paper sensor 2 PS1205 Cassette 3 remaining paper sensor 1 PS1206 Cassette 3 remaining paper sensor 2 PS1207 Cassette 4 paper out sensor PS1208 Cassette 3 paper out sensor PS1601 Cassette size detection switch ...

Page 21: ...very motor SPM3 Paper feed motor SL1 Paper feed solenoid CL1 Registration roller clutch Option controller PCB Serial communications Delivery motor drive signal Motor drive signal Pick up roller Separation roller Cassette 4 Lifter Lifter Paper deck driver PCB CL1 SPM1 SPM2 Pick up roller Cassette 3 Pick up Feeding roller Pick up Feeding roller Separation roller Registration roller Delivery roller 2...

Page 22: ... the same time drive motor drive is transmitted to the cassette Pick up roller via the deliv ery roller gears The rotating cassette Pick up rollers are now lowered to the paper sur face to feed one paper sheet after which the Pick up rollers are again raised to the posi tion where paper can be fed When the paper feed motor is in forward rotation mode the cassette 3 Pick up roller delivery roller 1...

Page 23: ...eld interrupts light beam between the two sensors the lifter position is detected and the remaining number of sheets is detected The remaining paper in cassette 3 is detected by the combined output of cassette 3 remaining paper sensor 1 PS1205 and cassette 3 remaining paper sensor 2 PS1206 Similarly the remaining paper in cassette 4 is detected by the combined output of cas sette 4 remaining paper...

Page 24: ... level High level Middle level Low level Approx 430 sheets or more Approx 210 to 490 sheets Approx 60 to 270 sheets Approx 120 sheets or fewer note When using Normal paper recomended 64g m2 paper PS1203 or PS1205 Lifter PS1204 or PS1206 Light shield Paper feed assembly Paper feed PCB Remaining number of sheets see note Remaining paper level 1 2 3 4 1 2 3 4 ...

Page 25: ...s is illustrated below Figure 2 205 CHAPTER 2 OPERATION OVERVIEW 2 11 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Pick up roller Main motor drive Pick up Feeding roller Separation roller Cassette paper feed cam Cassette paper feed solenoid SL3 Lift up cam Lift up release arm Lifting arm Pick up roller shaft fixing arm Lift up arm Lifter...

Page 26: ...he cassette paper feed cam to rotate and drive the lifting arm Figure 2 206 CHAPTER 2 OPERATION OVERVIEW 2 12 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Lifter gear Lift up cam Pick up roller shaft Cassette paper feed solenoid SL3 Cassette paper feed cam Lifting arm Main motor drive Pick up roller shaft fixing arm ...

Page 27: ...eased it starts to rotate causing the lift up arm to raise the lift up gear one sprocket This operation is repeated raising the cas sette lifting plate Figure 2 208 CHAPTER 2 OPERATION OVERVIEW 2 13 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Lifter gear Lift up cam Lift up arm Lift up release arm Pick up roller shaft fixing arm Pick up...

Page 28: ...ted to the Pick up roller shaft fixing arm and the lift up release arm causing them to secure the lift up arm This action causes the lift up arm to stop thereby finish the lift up operation Figure 2 209 CHAPTER 2 OPERATION OVERVIEW 2 14 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Pick up roller shaft fixing arm Pick up roller shaft Lift...

Page 29: ...e lift up cam Figure 2 210 CHAPTER 2 OPERATION OVERVIEW 2 15 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Lift up arm Pick up roller fixing arm Pick up roller shaft Lifter gear Lift up cam Cassette lifting plate Lift up release arm Cassette Pick up roller Paper Normal Operation When paper level drops below a set level Decrease in paper f...

Page 30: ...As a result the fixing arm is released and the lift up release arm raises the Pick up roller shaft to the stand by position through the force of the spring Simultaneously drive is transmitted to the Pick up roller shaft fixing arm and the lift up release arm causing them to secure the lift up arm This action causes the lift up arm to stop thereby finish the lift up operation See Figure 2 209 CHAPT...

Page 31: ...ouble feeding occurs the torque supplied by the Pick up Feeding roller to the separation roller through the paper becomes very weak since the amount of friction between the two sheets of paper is low Then the torque of the separation roller returns the extra sheet Figure 2 211 CHAPTER 2 OPERATION OVERVIEW 2 17 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN...

Page 32: ...r PCB is notified of the paper jam 1 Registration Paper Sensor Delay Jam When paper does not reach the registration paper sensor PS1 within the stipulated time after start of paper feeding the CPU assumes that a registration paper sensor delay jam has occurred Figure 2 212 For cassette 3 paper feeding T1 approximately 1 31 sec For cassette 4 paper feeding T1 approximately 1 72 sec CHAPTER 2 OPERAT...

Page 33: ...cts paper at the start of initial rotation the CPU assumes that an internal stationary jam has occurred 5 Retry Control Retry control is a procedure that performs paper feed operation twice to clear paper feed delay jams caused by incorrect paper feed When the registration paper sensor PS1 does not detect the leading edge of the paper within a stipulated time after start of paper feed the same pap...

Page 34: ...r deck driver PCB ICs etc use 5 V The unit is also provided with a power switch SW1 This makes it possible to turn on the paper deck independently without having to also turn on the printer assembly A block diagram of the power supply is shown below Figure 2 301 CHAPTER 2 OPERATION OVERVIEW 2 20 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAP...

Page 35: ...tri cal shorts or other problems on the load side When the overvoltage and overcurrent protection functions have been triggered and DC voltage is no longer being supplied from the power supply circuit turn off the power switch on the printer assembly correct the problem on the load side before turning on the printer assembly power switch CHAPTER 2 OPERATION OVERVIEW 2 21 COPYRIGHT 1999 CANON INC C...

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Page 37: ... III PCBs 3 13 A Lifter Motor Driver PCB 3 13 B Paper Feed PCB 3 13 C Cassette 3 Paper Size Detector PCB 3 14 D Cassette 4 Paper Size Detector PCB 3 15 E LED PCB 3 15 IV POWER SUPPLY 3 16 A Power Supply Unit 3 16 This chapter describes mechanical features and operations as well as disassembly and assembly pro cedures The following precautions must be observed during disassembly and assembly work 1...

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Page 39: ...R 3 MECHANICAL SYSTEM 3 1 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 Upper front cover 2 Delivery cover 3 Right cover 4 Storage space 5 Left cover 6 Rear cover Figure 3 101 1 2 3 4 5 6 ...

Page 40: ...t cover 1 Screw 2 Hook 3 Right cover Figure 3 103 D Rear cover 1 Remove the four screws and the rear cover 1 Screw 2 Rear cover Figure 3 104 E Delivery cover 1 Remove the four screws the three hooks and the delivery cover 1 Screw 2 Hook 3 Delivery cover Figure 3 105 CHAPTER 3 MECHANICAL SYSTEM 3 2 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU J...

Page 41: ...slide the upper front cover towards front side 1 Hook 2 LED PCB 3 Upper front cover Figure 3 106 3 Remove the two hooks and the upper front cover 1 Hook 2 Upper front cover Figure 3 107 CHAPTER 3 MECHANICAL SYSTEM 3 3 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 2 3 1 1 2 ...

Page 42: ...crews 4 Delivery spacers Figure 3 201 B Paper Feed Unit 1 Remove the rear cover and right cover 2 Remove the delivery unit according to the instructions on page 3 4 3 Remove the 6 screws and slide the paper feed unit towards front side 1 Screws 2 Paper feed unit Figure 3 202 CHAPTER 3 MECHANICAL SYSTEM 3 4 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMP...

Page 43: ...k up roller Pick up Feeding roller and separation roller to prevent them from becoming smeared with grease Also make sure that no grease adheres to the delivery guide 2 When gears are replaced Figure 3 204 coat them with some grease to reduce noise The type of grease to be used only designated type of grease can be used and method of application are shown below Grease Permalube SHV 2 Method of app...

Page 44: ...feed cam 3 100T cam 4 Lower lift up cam 5 31T 47T gear 6 20T41T gear CHAPTER 3 MECHANICAL SYSTEM 3 6 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON Figure 3 204 6 5 4 3 2 1 ...

Page 45: ...tion roller Figure 3 206 D Pick up roller Pick up Feeding Roller Separation Roller 1 Take hold of the roller knobs and pull them out 1 Pick up roller 2 Pick up Feeding roller 3 Separation roller Figure 3 207 1 Pick up roller 2 Pick up Feeding roller roller separa tion roller Figure 3 208 CHAPTER 3 MECHANICAL SYSTEM 3 7 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED...

Page 46: ...gear cover 1 Screw 2 Hook 3 Gear cover 4 Paper delivery unit sensor Figure 3 209 4 Remove the connector four hooks and the delivery unit sensor F Registration Paper Sensor Jam Sensor 1 Remove the delivery unit according to the instructions in the procedure for removing the delivery unit on page 3 4 2 Remove the delivery cover 3 Remove the connector four hooks and the sensor CHAPTER 3 MECHANICAL SY...

Page 47: ...B on page 3 13 H Paper Feed Solenoid 1 Remove the paper feed unit accord ing to the instructions in the proce dure for removing the paper feed unit on page 3 4 2 Remove the screws connector and solenoid 1 Screw 2 Connector 3 Paper feed solenoid Figure 3 210 CHAPTER 3 MECHANICAL SYSTEM 3 9 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 2 1 ...

Page 48: ...clutch cover 1 Screw 2 Tab 3 Connector 4 Clutch cover Figure 3 211 4 Remove the three screws and the delivery motor mount 1 Screw 2 Delivery motor mount Figure 3 212 5 Remove the E ring and registration roller clutch 1 E ring 2 Registration roller clutch Figure 3 213 CHAPTER 3 MECHANICAL SYSTEM 3 10 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU...

Page 49: ...it accord ing to the instructions in the proce dure for removing the paper feed unit on page 3 4 2 Remove the three screws connector and slide the lifter motor upwards to remove it 1 Screw 2 Connector 3 Lifter motor Figure 3 215 3 Remove the two screws connector and lifter motor 1 Screw 2 Connector 3 Lifter motor Figure 3 216 CHAPTER 3 MECHANICAL SYSTEM 3 11 COPYRIGHT 1999 CANON INC CANON 2 500 SH...

Page 50: ...the paper feed unit on page 3 4 2 Remove the two screws and slide the paper feed motor in the direction of the arrow 1 Screw 2 Connector 3 Paper feed motor Figure 3 217 CHAPTER 3 MECHANICAL SYSTEM 3 12 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 3 2 ...

Page 51: ...Figure 3 301 B Paper Feed PCB 1 Remove the paper unit according to the instructions in the procedure for removing the paper feed unit on page 3 4 2 Remove the screw two hooks three connectors and the paper feed PCB 1 Screw 2 Hook 3 Connector 4 Paper feed PCB Figure 3 302 CHAPTER 3 MECHANICAL SYSTEM 3 13 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIM...

Page 52: ... the two hooks and the mount 1 Screw 2 Hook 3 Mount Figure 3 303 3 Remove the three screws connector and the cassette 3 paper size detec tion PCB 1 Screw 2 Connector 3 Cassette 3 paper size detection PCB Figure 3 304 CHAPTER 3 MECHANICAL SYSTEM 3 14 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 2 3 1 2 3 ...

Page 53: ...e screws connector and cassette 4 paper size detection PCB 1 Screw 2 Connector 3 Cassette 4 paper size detection PCB Figure 3 305 E LED PCB 1 Remove the upper front cover 2 Remove the connector and the LED PCB 1 Connector 2 LED PCB Figure 3 306 CHAPTER 3 MECHANICAL SYSTEM 3 15 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 2 3 1 2 ...

Page 54: ...and left cover 2 Remove the two screws and the power supply unit 1 Screw 2 Connector 3 Power supply unit Figure 3 401 CHAPTER 3 MECHANICAL SYSTEM 3 16 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 2 3 ...

Page 55: ...ER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 4 MAINTENANCE AND INSPECTION I PERIODICALLY REPLACED PARTS 4 1 II CONSUMABLES AND DURABLES 4 1 III SCHEDULED SERVICING 4 1 IV PARTS TO BE CLEANED DURING A CUSTOMER SERVICE CALL 4 2 ...

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Page 57: ... PRINTED IN JAPAN IMPRIME AU JAPON Periodic replacement parts are parts that must be replaced periodically to maintain product function to a certain level even though there is no visible external damage the loss of function of such parts has a serious effect on overall product performance Such parts should be replaced at the periodic service closest to when the specified number of sheets has been ...

Page 58: ...Roller Use lint free paper or a cloth moistened in alcohol to clean these parts 1 Paper feed roller 2 Delivery roller 3 Separation roller Figure 4 401 CHAPTER 4 MAINTENANCE AND INSPECTION 4 2 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON 1 2 3 ...

Page 59: ...ser 5 1 C Operational Checks to be Performed by the Service Engineer 5 2 II TROUBLESHOOTING MALFUNCTIONS 5 6 III TROUBLESHOOTING JAMS 5 8 A Paper Jams 5 8 B Incomplete Feed 5 11 IV LOCATION OF ELECTRICAL PARTS 5 12 A Sensor 5 12 B Solenoids Clutches and Motors 5 13 C PCBs 5 14 V LIST OF VARIABLE RESISTORS VR LEDS CHECK PINS BY PCB 5 15 A Paper Deck Driver PCB 5 16 B Paper Size Detection Switch PCB...

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Page 61: ...be Performed by the User The condition of the user LED LED1 in the unit enables you to check operational conditions 1 Continuous green light the unit and the printer assembly are communicating nor mally 2 Flashing orange light a paper jam has occurred a door is open or other condition requiring operator intervention has occurred 3 Continuous orange light breakdown The user LEDs operate only when t...

Page 62: ... the cycle shown below header 1 0 sec on 0 2 sec off detected error details 0 3 sec on 0 2 sec off and pause 2 0 sec off Figure 5 102 Use the information in Table 5 101 to identify errors based on service LED lighting status For example when the service LED flashes twice in the header section and three times in the error detection section a jam sensor delay jam has occurred 5 2 COPYRIGHT 1999 CANO...

Page 63: ...r PS1201 Cassette 4 paper out sensor PS1207 Cassette 3 remaining paper sensor PS1205 PS1206 Cassette 3 sensor PS1202 Cassette 3 paper out sensor PS1208 Cassette size 3 4 detection switches SW1601 SW1602 SW1603 SW1604 5 3 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING Registration paper sensor delay jam Registratio...

Page 64: ... sensor PS1201 Cassette 4 paper out sensor PS1207 Cassette 3 remaining paper sensor PS1205 PS1206 Cassette 3 sensor PS1202 Cassette 3 paper out sensor PS1208 Cassette size 3 4 detection switches SW1601 SW1602 SW1603 SW1604 5 Press the sensor levers or switches to check if the LED goes on or not Since it is not possible to check which sensor is malfunctioning when two sensor levers are pressed pres...

Page 65: ...NC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING 1 Since the printer assembly is not on when the unit is in the paper feed mode fed paper and delivered sheets will cause a paper jam in the printer assembly Thus if multiple sheets are loaded in a cassette in the paper feed mode when the unit is installed in the printer assembly paper will...

Page 66: ...ge detection circuits in the power supply assembly and turn on the power again Replace the power supply assembly Check the wiring and DC load ahead of the paper deck driver PCB If the wiring and the DC load are OK replace the paper deck driver PCB Check item Is the power on signal input Remove the power supply assembly and place the tester lead pins on each side of the power switch termi nals Chec...

Page 67: ...or Paper deck dri ver PCB Step 1 2 3 Result NO YES YES Measure Correct connection Replace Replace the paper deck driver printed PCB Check item Are connector J206 and delivery motor connector J302 on the paper deck drive PCB correctly connect ed Can the error condition be remedied by replacing the delivery motor Can the error condition be remedied by replacing the paper deck driver PCB 4 Paper Feed...

Page 68: ...s of two units 1 paper feed assembly and 2 delivery assem bly Refer to the stationary jam block and trace the location of the jam 1 Paper feed assembly 2 Delivery assembly Figure 5 301 5 8 COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING 1 2 ...

Page 69: ...roller and Pick up Feeding roller must be replaced at the same time Replace worn or dam aged parts Correct springs Correct connection Replace Replace Replace the paper deck driver PCB Check item Is the cassette Pick up roller or Pick up Feeding roller worn or deformed Remove the paper feed assembly and check drive gears and springs Are there any worn or damaged parts Are there any loose springs Ar...

Page 70: ...deformed Clean to remove dirt Replace Check item Open the delivery assembly after the test paper feed Did the leading edge of the paper reach the jam sensor Is the registration paper sensor lever or spring worn or deformed Are there any loose springs Can the error condition be corrected by replacing the registration paper sensor Is the registration roller worn deformed or dirty Remove the delivery...

Page 71: ... deformed Check item Check the paper feed assembly and delivery assembly rollers Are they worn or deformed 3 Leading edge folding Cause Location of error Delivery guide Step 1 Result YES Measure Replace damaged or deformed delivery guides Check item Check the paper delivery path Are the delivery guides damaged or deformed 4 Skew Feed Cause Location of error Delivery roller registration roller sepa...

Page 72: ...1408 PS1403 PS1404 PS1406 PS1405 Symbol Signal Function PS1 Registration paper sensor PS2 Jam sensor PS3 Paper feed unit sensor PS1201 Cassette 4 sensor PS1202 Cassette 3 sensor PS1203 Cassette 4 remaining paper sensor 1 PS1204 Cassette 4 remaining paper sensor 2 PS1205 Cassette 3 remaining paper sensor 1 PS1206 Cassette 3 remaining paper sensor 2 PS1207 Cassette 4 paper out sensor PS1208 Cassette...

Page 73: ... 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING SPM1 SPM2 SPM3 SL11 CL11 Symbol Signal Function SL1 Paper feed solenoid CL1 Registration roller clutch SPM1 Lifter motor SPM2 Delivery motor SPM3 Drive motor Name Solenoid Clutch Motors CL M SL ...

Page 74: ...TING 1 2 3 4 5 6 No 1 2 3 4 5 6 Function Control of loads and defection of various items Cassette and cassette paper detection Power supply Machine status display Cassette 3 paper size detection Cassette 4 paper size detection Name Paper deck driver PCB Paper feed PCB Power supply unit LED PCB Cassette 3 paper size detection PCB Cassette 4 paper size detection PCB ...

Page 75: ...ME AU JAPON CHAPTER 5 TROUBLESHOOTING Check pins not listed below are only for factory use and their adjustment and check requires special tools and measurement instruments Their adjustments require a greater degree of accuracy and must not be touched during field service Caution Some LEDs leak a small amount of current even when normal and therefore glow faintly even when they are off Do not mist...

Page 76: ...ON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING J208 J207 J206 J205 J204 J203 SW201 LED201 J201 J202 J209 Switch for operation check see page 5 1 and beyond No 1 2 3 4 Role LED202 SW 201 Inspect for Sevicing ...

Page 77: ...COPYRIGHT 1999 CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON CHAPTER 5 TROUBLESHOOTING J1601 SW1604 SW1603 SW1602 SW1601 Cassette size detection switch see page 2 9 SW No SW1601 SW1602 SW1603 SW1604 Role J1 LED1 LED to be inspected by the user LED No LED1 Role ...

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Page 79: ... CANON INC CANON 2 500 SHEET PAPER DECK C1 REV 0 FEB 1999 PRINTED IN JAPAN IMPRIME AU JAPON APPENDIX A SIGNAL NAMES AND CODE LIST A 1 B GENERAL CIRCUIT DIAGRAM A 3 C SPECIAL TOOLS A 5 D LIST OF SOLVENTS AND OILS A 5 ...

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Page 81: ...D 24V GND STRBO PWRON OUT GND 24V 24V 24V PWRON IN 5V GND GND GND USIZE4 USIZE3 USIZE2 USIZE1 I O Input Output Output Input Input Input Output Input Input Input Output Output Input Input Output Input Input Input Input Input Signal Name Serial input signal Serial output signal Communications ready signal Synch clock signal Strobe signal Power on signal Serial output signal Serial input signal Commu...

Page 82: ...size detection signal Cassette 4 paper size detection signal Cassette 4 paper size detection signal Motor rotation control signal Motor rotation control signal Motor rotation control signal Motor rotation control signal Delivery motor rotation control signal Delivery motor rotation control signal Delivery motor rotation control signal Delivery motor rotation control signal Jam detection signal Reg...

Page 83: ... IN 5V GND GND 1 2 3 4 5 6 6 5 4 3 2 1 6 5 4 3 2 1 5 4 3 2 1 5 4 3 2 1 SW1601 SW1602 SW1603 SW1604 Cassette size detection PCB 5 4 3 2 1 5 4 3 2 1 SW1601 SW1602 SW1603 SW1604 Power supply unit J203 J204 J209 J1601A J1601B J219 1 2 3 1 2 3 J219a J229 J1 3 2 1 3 2 1 LED1 LED printed circuit board 1 2 3 4 5 DRVAD DRVAND DRVBD DRVBND N C 1 2 3 4 5 J205 1 2 3 4 FED1AD FED1AND FED1BD FED1BND 1 2 3 4 J20...

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Page 85: ...ks 1 2 3 Alcohol Lubrication oil Lubricant No Name Cleaning Example plastics rubber external coversApply between gears and shafts Apply to gears Must not be used near naked flame Procure locally Substitutes C1 IPA isopropylene alcohol Terasu Oil 68 Showa Shell Sekiyu Tool no CK8003 Permalube SHV 2 oil made in Japan Tool no CK8005 Composition Fluoride carbon hydride Alcohol Surface active agent Wat...

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Page 87: ...d by Office Imaging Products Technical Support Department 1 Office Imaging Products Quality Assurance Center CANON INC Printed in Japan REVISION 0 FEB 1999 33130 7 5 1 Hakusan Torideshi Ibaraki 302 8501 Japan ...

Page 88: ...PRINTED IN JAPAN IMPRIME AU JAPON 0299AB1 51 1 This publication is printed on 70 reprocessed paper ...

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