Canon BJC6500 - BJC 6500 Color Inkjet Printer Service Manual Download Page 71

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<Cause>

The home position sensor fails to detect the home
position.

<Suspected parts>

Home position sensor, carriage motor,
paper feed motor, control board, carriage
ribbon cable, carriage board, and DC
power supply cable

<Measure>

4-7

BJC-6500

Part 4: TROUBLESHOOTING

OUBLE

SHOO

TING

6. Home Position

Error

1-3
2-4

Measurement points Normal value

Approx. 3

Visual check

OK?

Repair or replace

faulty part

Open the cover and

switch on

Check the carriage for

smooth motion

Visually check the carriage's motion.

Yes

OK?

Yes

Check the carriage

motor

OK?

Yes

Disconnect the carriage motor cable
from the control board before checking.

Replace the carriage

motor

To page

4-9 (1)

To next

page

CN402
Pin No.

• Check for paper jams, carriage belt

wear/degradation/displacement, bent carriage
guide frame, and guide shaft damage/bending.

• Move the carriage by hand and check for

smoothness and unusual noise.

• Is the carriage ribbon cable free of creasing?

Summary of Contents for BJC6500 - BJC 6500 Color Inkjet Printer

Page 2: ...1099 SE 0 30 0 ...

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Page 4: ...and company names appearing in this manual are the registered trademarks or trademarks of the individual companies Copyright This manual is copyrighted and all rights reserved Under the copyright laws this manual may not be copied reproduced or translated into other languages in whole or in part without the express written consent of Canon Inc except in the case of internal business use Copyright ...

Page 5: ...ION This part explains how to operate the unit properly and how to use the service mode Part 4 TROUBLESHOOTING This part explains how to resolve problems of the unit and contains information on how to locate and replace serviceable units and parts It is divided into two sections Troubleshooting by Errors and Troubleshooting by Symptoms Part 5 REFERENCE This part outlines the unit operation giving ...

Page 6: ...t of Tools 2 3 2 2 Precautions for Disassembly and Reassembly 2 3 2 2 1 Precautions for ink stains ink paths ink mist 2 4 2 2 2 Precautions for damage due to static electricity 2 5 2 2 3 Precautions for transporting the printer 2 5 2 2 4 Precautions on spur tip deformation 2 6 2 3 Disassembling and Reassembling the Printer 2 6 2 3 1 Unlocking the carriage 2 6 2 3 2 Reinstalling tap screws 2 7 2 3 ...

Page 7: ... 3 2 Nozzle check pattern printing 3 8 2 SERVICE FUNCTIONS 3 8 2 1 Service Mode Operations 3 9 2 2 Printing the Service Factory Test Print 3 10 2 3 Printing the EEPROM Information 3 11 2 4 Resetting the EEPROM 3 11 2 5 Setting the Model 3 11 2 6 Checking the Presence of Ink 3 11 2 7 Conducting the Print Head Position Adjustment 3 11 2 8 Powering Off and Locking the Carriage Part 4 TROUBLESHOOTING ...

Page 8: ...Carriage Board 5 14 2 3 BJ Cartridge 5 15 2 4 Scanner Cartridge Optional 5 16 2 5 AC Adapter 5 16 2 6 DC Power Supply Cable 5 17 2 7 Carriage Motor 5 17 2 8 Paper Feed Motor 5 17 2 9 Paper End Sensor 5 18 2 10 Ink Sensor 5 18 2 11 Print Position Sensor 5 18 2 12 Pump Sensor 5 19 3 INSTALLATION 5 19 3 1 Installation 5 19 3 1 1 Installation location 5 19 3 2 Installation Procedures 5 19 3 2 1 Connec...

Page 9: ...ft 2 9 Figure 2 9 Paper Feed Gears 2 9 Figure 2 10 Spur Holder Ass y Installation 2 10 Figure 2 11 Grease Points 2 12 Figure 2 12 Print Position Adjustment Pattern 2 13 Figure 2 13 Carriage Belt Tension Adjustment 2 14 Figure 2 14 ASF Gear Position Adjustment 1 2 15 Figure 2 15 ASF Gear Position Adjustment 2 2 16 Figure 2 16 Head Gap Adjustment 1 2 17 Figure 2 17 Head Gap Adjustment 2 Part 3 OPERA...

Page 10: ...Sensor Positions 5 6 Figure 5 8 Control Board 5 6 Figure 5 9 Block Diagram 5 11 Figure 5 10 Carriage Board 5 14 Figure 5 11 BJ Cartridge 5 15 Figure 5 12 Scanner Cartridge 5 16 Figure 5 13 AC Adapter 5 16 Figure 5 14 DC power Supply Cable 5 17 Figure 5 15 Carriage Motor 5 17 Figure 5 16 Paper Feed Motor 5 17 Figure 5 17 Paper End Sensor 5 18 Figure 5 18 Ink Sensor 5 18 Figure 5 19 Print Position S...

Page 11: ...IV TABLE INDEX Page Part 3 OPERATION 3 2 TABLE 3 1 STATUS DISPLAY VIA THE INDICATOR Part 4 TROUBLESHOOTING 4 5 TABLE 4 1 ERROR INDICATIONS VII ...

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Page 13: ...1 General Specifications 1 4 2 2 Paper Specifications 1 4 2 3 BJ Cartridge Specifications 1 6 2 4 Scanner Cartridge 1 7 2 5 Interface Specifications 1 8 2 6 Printer Driver Types 1 9 3 PRINTER PACKING 1 10 4 NAMES OF PARTS AND THEIR FUNCTIONS 1 11 5 PRODUCT CODE LIST Part 1 PRODUCT SPECIFICATIONS ...

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Page 15: ...achieve high speed high quality printing 1 1 BJC 6500 Part 1 PRODUCT SPECIFICATIONS PRODUCT SPECIFICATIONS Operation Panel Paper Guide Front Cover Paper Support Auto Sheet Feeder Paper Selector Lever Paper Output Tray Paper Thickness Lever Parallel Interface Connector SB 30 Cartridge Container BC 30 BC 31 BC 32 Photo BJ Cartridges USB Interface Connector Scanner Cartridge IS 32 Figure 1 1 Printer ...

Page 16: ...o BJ cartridge Drop modulation individually replaceable ink tanks dye black photo magenta and photo cyan 144 in line nozzle head 48 nozzles for each of three colors Individually replaceable ink tanks for high cost performance Black ink tanks Pigment black ink tank Color ink tanks Yellow magenta and cyan ink tanks Photo ink tanks Dye black magenta and cyan ink tanks Ink out detection and translucen...

Page 17: ...heets of High resolution paper Detection functions Cover open Yes Paper detection Yes BJ cartridge installed Yes Ink out Yes Print position detection Yes Waste ink amount Yes BJ cartridge identification Yes Paper width detection No Pick up roller position Yes Acoustic noise during operation Approx 48 dB HQ mode Sound pressure level compliant with ISO9296 Environmental conditions Operating 5 to 35 ...

Page 18: ...or BJ paper LC 301 Approx 10mm or less Back Up High resolution HR 101 Approx 10mm or less Back Up paper Approx 80 sheets Glossy photo paper GP 301 1 sheet portrait Forward Up Glossy photo film HG 201 1 sheet Forward Up OHP film CF 102 30 sheets or less Back Up Back print film BF 102 10 sheets or less Back Up BJ cloth FS 101 1 sheet Forward Down Banner paper BP 101 1 sheet Forward Down T shirt tran...

Page 19: ...00 pages Approx 280 pages Approx 280 pages Cartridge weight Approx 60 g Approx 60 g Approx 60 g w o ink tank Monochrome printing 1500 character HQ mode Color printing 7 5 duty HQ mode 1 5 BJC 6500 Part 1 PRODUCT SPECIFICATIONS PRODUCT SPECIFICATIONS 3mm 5 0mm 3 4mm 3 4mm 1 22 5mm 2 27 0mm 1 18 5mm 2 26 5mm 3mm 5 0mm 6 4mm 6 4mm 29 21mm 29 21mm A4 5 88mm 5 08mm 5 08mm 3 0mm 5 0mm 6 4mm 27 94mm 1 22...

Page 20: ...rs Raise the paper selector lever on the printer upward when scanning Scannable paper thickness 0 25 mm or less 2 4 1 Scannable area Place the image to scan in the scanning holder with the upper left corner fitted to the placement point Holder Type Paper Size width x height Scannable area width x height SH 101 A6 105 x 148 mm 98 2 x 138 mm 220 x 327 mm A5 148 x 210 mm 141 2 x 200 mm A4 210 x 297 m...

Page 21: ...ND PIN ASSIGNMENT Page 5 6 for details 2 5 2 Serial interface 1 Interface type USB Interface Universal Serial Bus USB Specification Release Number 1 10 2 Data transfer Control transfer method Bulk transfer method 3 Signal voltage level Input Input difference sensitivity 0 2V Max Common mode difference 0 8V to 2 5V Output Static output high 2 8V to 3 6V Static output low less than 0 3V 4 Input outp...

Page 22: ... driver under each OS are given in the table below For use of the printer BJ Raster driver For use of the scanner Scanner driver OS Parallel interface USB interface Parallel interface 3 USB interface Windows 95 98 2 2 Windows NT 4 0 Windows 2000 Macintosh Usable Usable on condition Not usable 1 At installation of the driver select either parallel or USB according to the cable connected 2 Correct o...

Page 23: ...ed 1 9 BJC 6500 Part 1 PRODUCT SPECIFICATIONS PRODUCT SPECIFICATIONS Paper Output Tray Quick Start Guide Paper Support Packing Printer Cartridge Container Packing Tape Packing BJ Cartridges Packing Ink Tanks Set Up Software Reference Guide User s Guide Read This First Figure 1 4 Packaging ...

Page 24: ...rrecting a problem press this button to make the printer ready RESUME button Not lit when powered off When lit in green the printer is ready to print When lit or blinking in orange an error has occurred and the printer cannot print Indicator Operation Panel Use this selector to adjust the gap between the print head and the paper for different paper types Set it to the uppermost position for normal...

Page 25: ... Black BCI 3BK F47 2171 Cyan BCI 3C F47 2181 Magenta BCI 3M F47 2191 Yellow BCI 3Y F47 2201 Photo Black BCI 3PBK Photo F47 2231 Photo Cyan BCI 3PC Photo F47 2211 Photo Magenta BCI 3PM Photo F47 2221 Cartridge container SB 30 Q70 4040 Scanner cartridge IS 32 Q70 4070 Scanning holder for A4 LTR Scanning Holder SH 101 Q70 3640 Scanning holder for A3 LDR Scanning Holder SH 102 Q70 4140 1 11 BJC 6500 P...

Page 26: ...Part 1 PRODUCT SPECIFICATIONS BJC 6500 1 12 This page intentionally left blank ...

Page 27: ... 2 DISASSEMBLY AND REASSEMBLY 2 2 2 1 List of Tools 2 3 2 2 Precautions for Disassembly and Reassembly 2 6 2 3 Disassembling and Reassembling the Printer 2 11 2 4 Adjustment Setting Procedures 2 18 3 CONFIRMATION OF OPERATION 2 18 3 1 Confirmation Methods 2 19 4 TRANSPORTING THE PRINTER 2 19 4 1 Procedures for Packing the Printer for Transportation ...

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Page 29: ...or BJ cartridge Photo BJ cartridge Black ink tank for the Black BJ cartridge Cyan magenta and yellow ink tanks for the Color BJ cartridge Photo cyan photo magenta and photo black ink tanks for the Photo BJ cartridge Scanner cartridge Optional Service personnel None 1 2 List of Periodical Maintenance Level Location User None Service personnel None 2 1 BJC 6500 Part 2 MAINTENANCE MAINTENANCE ...

Page 30: ...FLOIL 946P Multimeter For troubleshooting Paperclip diameter 1 27 mm Substitute for Lock Pin QY9 0053 Special Tools part no Note 1 9 mm gap gauge One for head gap adjustment see Page 2 17 QY9 0038 000 0 5 mm gap gauge One for head gap adjustment see Page 2 17 QY9 0001 000 Tension spring For carriage belt tension adjustment see Page 2 13 QY9 0052 000 Lock pin For matching gear phase of the ASF driv...

Page 31: ...col 111 46 6 The yellow ink contains glycerin 56 81 5 and isopropyl alcohol 67 63 0 The cyan magenta photo cyan photo magenta and photo black ink contain glycerin 56 81 5 isopropyl alcohol 67 63 0 ethylene glycol 107 21 1 and diethylene glycol 111 46 6 Be careful not to get the ink into your mouth or eyes If the ink gets into your eyes wash with plenty of water and consult a doctor In case you hav...

Page 32: ...oft cloth so that hands or clothing will not be stained by contaminated parts during servicing 2 2 2 Precautions for damage due to static electricity Static electricity may be generated by your clothes rubbing against each other and may accumulate in your body If you touch electrical elements the discharge of static electricity could damage them or change their electrical characteristics For this ...

Page 33: ...ecautions on spur tip deformation Take care not to bend the tips of the spurs The tips of the spurs make contact with printed paper and are contaminated with ink but due to their small surface contact area the tips cleaned by the spur cleaners will not stain the printed paper However if the tips are bent and their contact surface area increases they collect more ink and are not easily cleaned by t...

Page 34: ...If the printer cannot be powered on normally it will be necessary to manually unlock the carriage This can be done by turning the paper eject roller gear half a turn 5 indented notches in the direction of arrow 2 with a flat blade screwdriver while gently pressing the carriage in the direction of arrow 1 You can also use the carriage key to turn the paper eject roller gear 2 3 2 Reinstalling tap s...

Page 35: ...of arrow 1 and slide the printer unit in the direction of arrow 2 resting it on the boss 4 Likewise release the locking tab on the left side of the printer and rest the left side of the printer unit on its boss 5 To avoid catching the paper thickness selector lever on the base unit hold the printer unit by the handles on the left and right tilt the printer unit in the direction of arrow 3 and lift...

Page 36: ...The adjustable bushings supporting the carriage shaft are adjusted and secured to the printer frame so that the ideal head to paper gap is maintained for best print quality Once you have loosened the screws painted red to protect against careless removal which fasten the adjustable bushings to the printer frame you must readjust the position of the bushings for head gap adjustment For details refe...

Page 37: ...se removing and installing the spur holder ass y affects the head gap be sure to perform the following procedures when installing the spur holder ass y 1 By hand pinch the spur holder ass y and chassis together and tighten the center screw 1 2 Similarly tighten the left and right screws 2 3 3 Then tighten the remaining 2 screws in the upper unit 2 9 BJC 6500 Part 2 MAINTENANCE MAINTENANCE Figure 2...

Page 38: ... Cam Sliding Surface Approx 24 mg Molykote PG 641 Feed Roller Gear Teeth apply to all teeth evenly Approx 96 mg Molykote PG 641 Eject Roller Gear Teeth apply to all teeth evenly Approx 60 mg Molykote PG 641 Carriage Guide Frame Sliding Surface apply the proper amount of grease so as not to drip Floil 946P Carriage Guide Frame Back Surface apply a thin coat of grease over the entire surface Approx ...

Page 39: ... the ASF ASF gear position adjustment 2 min Lock pin or paperclip Page 2 14 Reinstalling the Idler Pulley Carriage belt tension 1 min Tension spring Page 2 13 Control Board replacement Resetting the EEPROM 1 min None Waste Ink Absorber Page 2 13 replacement Carriage unit related parts Print head position adjustment 2 min 1 sheet of B5 sized replacement or disassembly Page 2 12 or larger paper Loos...

Page 40: ...zed paper Use paper of B5 size or larger for the nozzle check pattern printing If you use smaller paper the platen may be smeared with ink LED calibration 360 dpi vertical alignment adjustment 360 dpi bi directional rough adjustment 180 dpi bi directional fine adjustment 360 dpi horizontal alignment forward rough adjustment 360 dpi horizontal alignment forward fine adjustment 360 dpi horizontal al...

Page 41: ...e confirmed with the test printing once the EEPROM has been reset Always perform a test print before resetting the EEPROM as all information such as function status number of sheets passed waste ink amount etc except for the model setting will be lost when the EEPROM is reset It is not possible to write data such as waste ink amount model etc of the old EEPROM to the EEPROM of a replacement contro...

Page 42: ...ve gear by finger in the direction of the arrow 2 Stop turning when the gear clicks becomes easy to turn To confirm the position gently move the ASF drive gear up and down 3 If the gear has passed the initial position continue turning the gear in the same direction to return to the correct position 4 Turn the pick up roller so that the ASF cam is positioned as shown in the diagram 5 Align the ASF ...

Page 43: ...pin QY9 0053 into the lock pin hole Be sure to pass the pin through ASF gear 1 and into the hole in the ASF base 4 Attach ASF gear 2 5 Secure ASF gear 2 to the ASF unit with the Bushing QB 4150 000 6 Remove the lock pin from the ASF unit Do not insert the lock pin into the lock pin hole before the ASF unit is secured to the chassis By doing so the gears cannot be matched in phase 2 15 BJC 6500 Par...

Page 44: ... from the carriage shaft 4 Set the paper thickness selector to the lowest position thick paper position Ensure that the gap gauges are clean and not deformed Also ensure that the platen is clean Part 2 MAINTENANCE BJC 6500 2 16 CAUTION Figure 2 16 Head Gap Adjustment 1 Carriage Belt Black BJ Cartridge 1 Fixing Screw red Shaft Clip Fixing Screw red Adjustable Bushing Supporting the Carriage Shaft l...

Page 45: ...ver to the lowest position thick paper position 8 Move the carriage into position D by moving the carriage belt by hand 9 Install the Black BJ cartridge on the left side of the carriage 10 Loosen by half a turn the fixing screw locking the carriage shaft s right adjustable bushing move the paper thickness lever up down 2 or 3 times and tighten the fixing screw 11 Remove the Black BJ cartridge 12 R...

Page 46: ...is correctly performed and that after 1 that misalignment does not appear For procedures refer to Part 3 2 1 Service Mode Operations Page 3 8 After replacing either the control board or the waste ink absorber in addition to 1 and 2 it is necessary to confirm the following On replacement of the Confirm that Control board On the service factory test print that the ROM version and model name are corr...

Page 47: ... power off after locking the carriage For details refer to Part 3 2 8 Powering Off and Locking the Carriage Page 3 11 2 Disconnect the interface cable 3 Unplug the power cord from the wall outlet 4 Open the front cover and visually confirm that the carriage is locked in the capping position on the right side of printer If the carriage is not in the capping position move it manually to the capping ...

Page 48: ...Part 2 MAINTENANCE BJC 6500 2 20 This page intentionally left blank ...

Page 49: ... SERVICE FUNCTIONS 3 8 2 1 Service Mode Operations 3 9 2 2 Printing the Service Factory Test Print 3 10 2 3 Printing the EEPROM Information 3 11 2 4 Resetting the EEPROM 3 11 2 5 Setting the Model 3 11 2 6 Checking the Presence of Ink 3 11 2 7 Conducting the Print Head Position Adjustment 3 11 2 8 Powering Off and Locking the Carriage Part 3 OPERATION ...

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Page 51: ...r and operation from the printer itself are built in 1 1 Status Display The printer displays the status via the indicator lamp and the beeper The number of times the indicator flashes and the beeper beeps are used to determine the error status 3 1 BJC 6500 Part 3 OPERATION OPERATION Indicator POWER Button RESUME Button Figure 3 1 Operation Panel ...

Page 52: ...n Orange 7 times Page 4 16 Waste ink warning error Lights in Orange 8 times Page 4 6 Head position adjustment error Lights in Orange 9 times Page 4 17 Unrecoverable by user ROM error Blinks in Orange 1 time 10 times Page 4 6 RAM error Blinks in Orange 2 times 10 times Page 4 6 EEPROM error Blinks in Orange 3 times 10 times 6800 Page 4 6 Home position error Blinks in Orange 4 times 10 times 5100 Pa...

Page 53: ...sition error The home position sensor is defective broken circuit or fails to detect home position 13 Temperature sensor error The thermal sensor TH1 on the logic board is defective broken circuit 14 Waste ink full error The amount stored in EEPROM of waste ink absorbed is at 100 of the defined capacity 15 Head temperature error The inside temperature of the BJ cartridge is too high This error sho...

Page 54: ...pes of the BJ cartridges installed and the ink out warnings of ink tanks by icon and name 4 Abort the current print job 2 Items displayed on the BJ status monitor 1 Printer designation 2 Document name 3 Printer conditions including error codes and recommended recovery methods 4 Date and time of print start 5 Progress status 6 Number of pages printed 7 Print job abortion 8 BJ cartridge identificati...

Page 55: ...bled by default Enable pause between scanning disabled by default Enable automatic head position adjustment following BJ cartridge replacement disabled by default Manually conduct the print head position adjustment disabled by default In the special custom menu special custom service mode Economy cleaning disabled by default Cleaning operation at power up is omitted if the printer has been switche...

Page 56: ...d cleaning from the computer using the printer driver utility 1 3 2 Nozzle check pattern printing With the printer powered on hold down the RESUME button and after confirming two beeps release the RESUME button The nozzle check pattern printing will start feeding a sheet which must be of B5 size or larger from the auto sheet feeder and print a standard pattern using all nozzles of both installed B...

Page 57: ...e 48th nozzle Printed with the first nozzle Small dot printing Printed with the 160th nozzle Printed with the first nozzle 360 dpi vertical 180 dpi horizontal forward direction 180 dpi horizontal reverse direction 360 dpi horizontal forward direction 360 dpi horizontal reverse direction 720 dpi horizontal forward direction 720 dpi horizontal reverse direction 360 dpi bi directional 180 dpi bi dire...

Page 58: ...rint 1 time Lights in Orange EEPROM information printing 2 times Lights in Green EEPROM initializing reset to default settings but model setting is not cleared 3 times Lights in Orange Waste ink counter clear 4 times Lights in Green Model setting 5 times Lights in Orange Presence of ink information printing 6 times Lights in Green Print head position adjustment operations 7 times or more Lights in...

Page 59: ...leared even when the EEPROM is reset Also it cannot be overwritten with any value 3 9 BJC 6500 Part 3 OPERATION OPERATION ROM Ver Vx xx BJF 6000 Use Head BC xx BC xx HeadTemp0 xxx x HeadTemp1 xxx x EnvironmentTemp xxx x Bk xxxxx Cl xxxxx Ph xxxxx Sc xxxxx ScCl xxxxx Factory Area xx xx xx xx xx xx xx xx LostInkCount xx x Destination xx USBSerialNo xxxxxx ROM version Model Currently installed left a...

Page 60: ...0 00 00 00 00 08 00 00 00 08 00 00 00 08 00000080 00 00 00 72 00 00 00 2E 00 00 00 30 83 00 00 00 00000090 3C 00 00 10 10 0C 0C 08 0C 10 0C 0C 0C 10 0C 0C 000000A0 0C 04 00 08 00 0C 0C 00 FD 07 00 00 04 04 00 00 000000B0 00 00 00 00 04 04 00 00 00 00 00 00 00 00 00 00 000000C0 00 00 00 00 15 0B BB 19 35 1A D5 C6 13 0A 46 61 000000D0 04 19 57 AB 98 1A 72 13 00 45 93 6B 46 34 63 E3 000000E0 35 36 30...

Page 61: ...ink in the ink storage chamber and print out the results This function can be used to confirm correct operation of the Ink Sensor 1 Install an ink tank with an empty ink storage chamber into the Color BJ cartridge 2 Select this function and print out the results 3 Confirm that a value of 0 is returned for the empty ink tank 2 7 Conducting the Print Head Position Adjustment The print head position ...

Page 62: ...Part 3 OPERATION BJC 6500 3 12 This page intentionally left blank ...

Page 63: ...BY DISPLAYED ERRORS 4 1 1 1 Initial Flowchart 4 5 1 2 Error Indications Indicator Beeper Error Code 4 6 1 3 Troubleshooting by Errors 4 19 2 TROUBLESHOOTING BY SYMPTOMS 4 19 2 1 Troubleshooting by Symptoms Part 4 TROUBLE SHOOTING ...

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Page 65: ...ext page Plug in the AC cord Indicator blinks One beep Turn power on Read EEPROM DRAM check ROM check MPU printer controller initialization Ink sensor waste ink full printer temperature sensor TH1 check The printer is supplied with AC power The POWER button is pressed Ink sensor error Error not displayed See page 4 18 ...

Page 66: ...s in orange 1 time See page 4 6 10 beeps indicator blinks in orange 2 times See page 4 6 10 beeps indicator blinks in orange 6 times See page 4 6 10 beeps indicator blinks in orange 5 times See page 4 6 Head temperature error 10 beeps indicator blinks in orange 7 times See page 4 10 Head temperature sensor error 10 beeps indicator blinks in orange 8 times See page 4 10 Home position error 10 beeps...

Page 67: ...d Cartridge not detected Cartridge not installed correctly BJ cartridge mis installed error No BJ cartridge error BJ cartridge error 5 beeps indicator lights in orang See page 4 16 6 beeps indicator lights in orange See page 4 16 7 beeps indicator lights in orange See page 4 16 Cleaning ASF sensor check OK Yes No Pick up roller initialization ASF sensor error 10 beeps indicator blinks in orange 10...

Page 68: ...Part 4 TROUBLESHOOTING BJC 6500 4 4 From previous page Ink sensor check OK Ink sensor error I F busy disabled Error not displayed See page 4 18 END ...

Page 69: ...6 EEPROM error Blinks in Orange 3 times 10 times 6800 Page 4 6 Home position error Blinks in Orange 4 times 10 times 5100 Page 4 7 Printer Temperature sensor error Blinks in Orange 5 times 10 times 5400 Page 4 6 Waste ink full error Blinks in Orange 6 times 10 times 5B00 Page 4 6 Head temperature error Blinks in Orange 7 times 10 times 5200 Page 4 10 Head temperature sensor error Blinks in Orange ...

Page 70: ...oard Error indications may fail if the ROM or RAM error occurs Cause The thermistor is defective Suspected parts Thermistor TH1 Measure Replace the control board Cause The calculated amount of waste ink absorbed is 100 or 95 of the capacity of the waste ink absorber Suspected parts Waste ink absorber control board Measure 1 Reset the EEPROM replace the waste ink absorber 2 Replace the control boar...

Page 71: ... Repair or replace faulty part Open the cover and switch on Check the carriage for smooth motion Visually check the carriage s motion Yes No OK Yes No Check the carriage motor OK Yes No Disconnect the carriage motor cable from the control board before checking Replace the carriage motor To page 4 9 1 To next page CN402 Pin No Check for paper jams carriage belt wear degradation displacement bent ca...

Page 72: ...ed 2 Replace the purge unit Replace the paper feed motor Visually check that carriage is unlocked Visually check operation of paper feed unit From previous page Check the paper feed motor Yes No OK CN403 Pin 1 3 2 4 Measurement points Normal value Disconnect the paper feed motor cable from the control board before checking To page 4 9 1 1 4 Approx 3 OK Replace with QH2 2364 Carriage Ribbon Cable ...

Page 73: ...put check Replace the control board Check for 24 VDC during operation J1 No 24 VDC is output when the carriage is at the cartridge replacement position or if an error occurs HVCONT 24 VDC output control signal for output J1 HVCONT check Replace the DC power supply cable 5VDC GND 24VDC HVCONT GND OK No Yes OK No Yes ...

Page 74: ...4 10 7 Head Temperature Error Head Temperature Sensor Error Leave the printer for several minutes with power off END Yes No Error indication It is possible the BJ cartridge head unit has overheated 2 Replace the control board 1 Replace both BJ cartridges Turn power on Empty Visually check ink tanks No Replace ink tank s Yes Check that printing is not being conducted with empty ink tank s ...

Page 75: ... board carriage board carriage ribbon cable Measure 4 11 BJC 6500 Part 4 TROUBLESHOOTING TROUBLE SHOOTING 8 Cartridge Displaced Error Remove and reinstall both BJ cartridges END Yes No 2 Replace the control board 3 Replace the carriage ribbon cable 4 Replace the carriage board 1 Replace both BJ cartridges Error indication ...

Page 76: ... 4 12 10 ASF Sensor Error Part 2 2 4 5 How to adjust the ASF gear position Visually check Is the pick up roller s sensor flag broken or missing OK Replace pick up roller Was the ASF gear position adjustment correctly performed Reinstall the ASF and reconduct the adjustment See page 2 14 Adjust the ASF gear position Reoccurrence of error END 1 Replace the ASF drive gear unit 2 Replace the Control b...

Page 77: ...radation Check the rod cam for engagement Check the gears for deformation damage and phase Switch on with the cover open Paper feed check Check that the pick up roller rotates and the ASF feeds paper normally Check the ASF unit Replace the control board Check the operation of paper feed unit Check the paper feed motor pick up roller paper feed roller eject roller for movement during initialization...

Page 78: ... 3 Measurement points Replace the sensor arm Visually check the Drive Swiching Unit Replace the Drive Swiching Unit ASF gear position adjustment Replace the control board Open C l o s e Sensor Low level paper detected High level no paper detected Normal value See Part 2 2 4 5 How to adjust the ASF gear positon page 2 14 Yes No OK Yes No OK Yes No OK END ASF Feed Path Paper End Sensor Paper End Sen...

Page 79: ...easure 4 15 BJC 6500 Part 4 TROUBLESHOOTING TROUBLE SHOOTING Visually check ink tanks Remove ink tank and confirm that the ink tank is not empty Empty No Yes Replace ink tank s Reinstall the ink tank securely OK Yes No Reinstall the ink tank Replace the control board 11 Ink Out Error ...

Page 80: ...e carriage Check the Scanner cartridge is the left side of the carriage Check that the cartridge lock lever is locked Check the carriage ribbon cable for folds or other damage Visually check that BJ cartridges are installed 1 Replace the control board Repair or replace faulty parts Replace the BJ cartridges Reinstall the BJ cartridges 2 Replace the carriage ribbon cable 3 Replace the carriage boar...

Page 81: ...he control board Replace the print position sensor 1 4 Pin No 1 2 Pin No 2 3 Measurement points Sensor Approx 2 0V Approx 2 0V Normal value Is the automatic head position adjustment pattern correctly printed OK Yes No 1 Conduct cleaning 2 Replace the ink tanks 3 Replace the BJ cartridges Black cyan ink tank Black Color BJ cartridge Print position sensor check OK Yes No 1 Replace the carriage board...

Page 82: ...Error Visual check Turn the printer off then on Does error still occur Yes No END 1 3 2 3 1 2 Measurement point Approx 1 2V Approx 0V Normal value Pin No Ink sensor check OK Yes No Replace the ink sensor Replace the control board Is the ink tank present Is it displaced Reinstall the ink tank Turn the printer off then on in a location away from intense light ...

Page 83: ...POWER button does not start initialization Cause Defective AC adapter control board or DC power supply cable Measure 4 19 BJC 6500 Part 4 TROUBLESHOOTING TROUBLE SHOOTING 1 Power Does Not Turn On Check the AC adapter for 5 Vdc output voltage Replace the AC adapter Replace the control board 5VDC GND OK Yes No Replace the DC power supply cable ...

Page 84: ...e Part 4 TROUBLESHOOTING BJC 6500 4 20 2 Faulty Printing No Printing 1 Replace the relevant ink tank 2 Replace the relevant BJ cartridge Cleaning operation Print the Nozzle check pattern Perform the cleaning operation 5 times page 3 6 Yes No Do print problems appear END See Part 3 1 3 2 Nozzle check pattern printing Yes No Do print problems still appear Replace the purge unit END ...

Page 85: ...re 4 21 BJC 6500 Part 4 TROUBLESHOOTING TROUBLE SHOOTING Cleaning operation Print the Nozzle check pattern Perform the cleaning operation 5 times page 3 6 See Part 3 1 3 2 Nozzle check pattern printing Yes No To next page END Faulty printing still occur Do print problems appear END No Yes Reinstall the BJ cartridge Reinstall the relevant BJ cartridge 3 Faulty Printing Blank Lines Appear ...

Page 86: ... previous page 1 Replace the relevant ink tank 2 Replace the relevant BJ cartridge Yes No END 1 Replace the carriage ribbon cable Faulty printing still occur OK Yes No Replace the purge unit 2 Replace the carriage board 2 Replace the control board ...

Page 87: ... contaminated with ink paper is contaminated before reaching the platen The tips of the spurs are deformed The paper thickness selector is wrongly set positioned The printed nozzle check pattern has mis alignment Measure Wipe clean with a damp cloth Disassemble the paper feed unit and wipe clean with a damp cloth Perform test paper feeding several times Replace the spur unit Correct the setting Re...

Page 88: ... Turn the printer off then on Does error still occur No Yes END 1 3 Ink sensor check OK Replace the control board No Yes Replace the ink sensor 2 3 1 2 Measurement point Approx 1 2V Approx 0V Normal value Pin No Is the ink tank present Is it displaced Reinstall the ink tank Turn the printer off then on in a location away from intense light 5 Ink Out Resulting in no Error ...

Page 89: ...ASSIGNMENT 5 6 2 1 Control Board 5 11 2 2 Carriage Board 5 14 2 3 BJ Cartridge 5 15 2 4 Scanner Cartridge Optional 5 16 2 5 AC Adapter 5 16 2 6 DC Power Supply Cable 5 17 2 7 Carriage Motor 5 17 2 8 Paper Feed Motor 5 17 2 9 Paper End Sensor 5 18 2 10 Ink Sensor 5 18 2 11 Print Position Sensor 5 18 2 12 Pump Sensor 5 19 3 INSTALLATION 5 19 3 1 Installation 5 19 3 2 Installation Procedures 5 20 4 M...

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Page 91: ... it is fed to the print start position on the platen via the paper feed rollers If print media is fed but not detected by the paper end sensor a paper feed error will occur Also after the paper end sensor has detected the paper and measured the amount of paper fed if this amount is low the printer will utilize the paper feed assistance function to reattempt paper feeding 5 1 BJC 6500 REFERENCE Par...

Page 92: ...d the paper in the place For print media such as plain paper both corners of the media are held down by the pick up separators causing slight bending of the paper to separate the sheets and the media is fed through to the paper feed rollers one sheet at a time If the paper is a resilient type such as envelopes and thick paper it pushes the paper separator over and due to the angled face of the ASF...

Page 93: ...g in HS mode 5 3 BJC 6500 Part 5 REFERENCE REFERENCE Paper Bend Spur Pick up Roller Pressure Roller Paper Feed Roller Paper Eject Roller ROM Ver Vx xx BJF 6000 Use Head BC xx BC xx HeadTemp0 xxx x HeadTemp1 xxx x EnvironmentTemp xxx x Bk xxxxxxxxxx Cl xxxxxxxxxx Ph xxxxxxxxxx Factory Area xx xx xx xx xx xx xx xx LostInkCount xx x Destination ROM Ver Vx xx BJF 6000 Use Head BC xx BC xx HeadTemp0 xx...

Page 94: ...ce The ASF gear is controlled by a single rotation clutch as in the BJC 6100 and after rotating one turn rotation stops With the single rotation clutch when the carriage depresses part A once the pick up roller can be rotated allowing paper feeding to occur during printing As a result matching the phase of the ASF drive gear is necessary For details refer to Part 2 2 4 5 How to adjust the ASF gear...

Page 95: ...31 on the signal contact pad For example if only 1 cartridge is installed or if the scanner cartridge recognized only in the left cartridge is installed in the color cartridge right side a Cartridge not installed error will occur When the printer determines that a cartridge is installed serial communication through 6 signals HCLK pin 13 HDATA pin 9 HRESET pin 29 DIR pin 28 HCHKR pin 18 and HLAT pi...

Page 96: ... Power Switch Reset Switch MPU Control ROM 16 Mbit 2 A0 9 I O 1 16 D0 15 A0 18 20MHz 0 15 AD1 21 PE0 2 PE4 AN0 AN6 P24 IRQ 0 4 RESX Ink Sensor Cover Sensor Internal Temperature Sensor TH1 HRANK0 1 DIODE0 1 H_D0 1 H_CLOK0 1 H_RSTX H_LTH DIR HSEL1A0 1 HSEL1B0 1 HSEL2A0 1 HSEL2B0 1 ODD EVEN BENB0 1 HENB0K 5 SUBH0 1 Print Position Sensor Home Position Sensor BJ Cartridge Connector BJ Cartridge Connect...

Page 97: ...al Gnd 20 DATA1 RET Signal Gnd Signal Gnd 21 DATA2 RET Signal Gnd Signal Gnd 22 DATA3 RET Signal Gnd Signal Gnd 23 DATA4 RET Signal Gnd Signal Gnd 24 DATA5 RET Signal Gnd Signal Gnd 25 DATA6 RET Signal Gnd Signal Gnd 26 DATA7 RET Signal Gnd Signal Gnd 27 DATA8 RET Signal Gnd Signal Gnd 28 ACKNLG RET Signal Gnd Signal Gnd 29 BUSY RET Signal Gnd Signal Gnd 30 P E RET Signal Gnd Signal Gnd 31 INIT IN...

Page 98: ...e B J7 Paper feed motor connector Pin No Signal IN OUT Function 1 LFA OUT Paper feed motor phase A 2 LFB OUT Paper feed motor phase B 3 LFA OUT Paper feed motor phase A 4 LFB OUT Paper feed motor phase B J10 Carriage ribbon cable connector Pin No Signal IN OUT Function 1 10 HVH OUT Head drive voltage VH 11 12 13 SUBH0 OUT Sub heater drive voltage for left cartridge 14 15 16 SUBH1 OUT Sub heater dr...

Page 99: ...ata left cartridge sent in sync with the clock signal 22 SENSOR_GND Sensor GND 23 DIA0 IN Head temperature diode sensor s anode line 24 DIAK IN Head temperature diode sensor s cathode line 25 HPA OUT Home position sensor pull up voltage 26 HPC IN Home position sensor sense signal 27 REGA OUT Print position sensor s LED drive voltage 28 REGC IN Voltage input from the print position sensor J12 Carri...

Page 100: ... Pin No Signal IN OUT Function 1 INKS01 OUT Ink sensor s LED drive signal 2 GND 3 INKS IN Voltage output from the ink sensor J9 Paper end sensor connector Pin No Signal IN OUT Function 1 OUT Paper end sensor s internal drive voltage diode 2 GND 3 INKS IN Paper end sensor signal low paper present High 5V Part 5 REFERENCE BJC 6500 5 10 ...

Page 101: ...for head drive voltage VH 13 14 15 SUBH1 IN Sub heater drive voltage for right cartridge 16 17 18 SUBH0 IN Sub heater drive voltage for left cartridge 19 28 HVH IN Head drive voltage VH 5 11 BJC 6500 Part 5 REFERENCE REFERENCE 1 20 CN3 1 28 1 28 CN1 CN2 1 4 CN6 1 3 2 4 33 31 34 32 1 3 2 4 33 31 34 32 CN4 CN5 Figure 5 10 Carriage Board ...

Page 102: ...7 24 145 152 14 HSEL1B0 IN Rear nozzle heater select signal for upper nozzles 1 8 17 24 145 152 15 HSEL2A0 IN Front nozzle heater select signal for lower nozzles 9 16 25 32 153 160 16 HSEL2B0 IN Rear nozzle heater select signal for lower nozzles 9 16 25 32 153 160 18 HRSTX IN Reset signal 19 HALT IN Serial data latch timing signal 20 ODD IN Odd number nozzles select signal 21 EVEN IN Even number n...

Page 103: ...l for upper nozzles 1 8 17 24 145 152 18 HSEL1B1 OUT Rear nozzle heater select signal for upper nozzles 1 8 17 24 145 152 19 HSEL2A1 OUT Front nozzle heater select signal for lower nozzles 9 16 25 32 153 160 20 HSEL2B1 OUT Rear nozzle heater select signal for lower nozzles 9 16 25 32 153 160 CN4 BJ cartridge left Pin No Signal IN OUT Function 1 32 Refer to Page 5 14 Reverse of signal s IN OUT 33 3...

Page 104: ...lock signal H_CLK Rear nozzle heater select signal for upper nozzles 1 8 17 24 145 152 Head logic drive voltage 5 V Clock signal for serial data transmission GND for head logic drive voltage HVDD Front nozzle heater select signal for upper nozzles 1 8 17 24 145 152 Front nozzle heater select signal for lower nozzles 9 16 25 32 153 160 Rear nozzle heater select signal for lower nozzles 9 16 25 32 1...

Page 105: ...al register setting 16 VSS GND 17 RDT IN Internal register setup data 18 SCHKR IN Scanner cartridge detection and recognition 19 LNST IN Scan start signal 1 line scan 20 21 22 N C IN Not used 23 DT1 IN Factory 24 DT2 IN Factory 25 DT3 IN Factory 26 27 28 N C IN Not used 29 RST IN Reset 30 DIA OUT Scanner cartridge detection and recognition 31 DIK OUT Scanner cartridge detection and recognition 32 ...

Page 106: ... HVCONT IN 24V control signal 8 GND GND 2 6 DC Power Supply Cable Pin No Signal IN OUT Function 1 OUT 5V DC 2 HVCONT IN 24V DC output control signal 3 GND GND 4 OUT 24V DC 5 GND GND Part 5 REFERENCE BJC 6500 5 16 7 8 1 2 Figure 5 13 AC Adapter 1 5 4 2 1 2 3 5 4 3 Figure 5 14 DC Power Supply Cable ...

Page 107: ... Feed Motor Pin No Signal IN OUT Function 1 LFA IN Paper feed motor phase A 2 LFB IN Paper feed motor phase B 3 LFA IN Paper feed motor phase A 4 LFB IN Paper feed motor phase B 2 9 Paper End Sensor Pin No Signal IN OUT Function 1 OUT Paper end sensor diode drive voltage 2 GND 3 INKS IN Paper end sensor signal Low paper High 5V 1 4 Figure 5 15Carriage Motor 1 4 Figure 5 16 Paper Feed Motor 1 3 3 1...

Page 108: ... OUT Print position sensor s LED drive voltage 2 SNSG GND 3 REGC OUT Voltage output from the print position sensor 4 LGND GND 2 12 Pump Sensor Pin No Signal IN OUT Function 1 POMP OUT Pump sensor s sense signal High sense Low 2 GND Part 5 REFERENCE BJC 6500 5 18 1 3 1 3 1 3 Figure 5 18 Ink Sensor 1 4 Figure 5 19 Print Position Sensor 1 2 1 2 1 2 Figure 5 20 Pump Sensor ...

Page 109: ... the printer and the computer are switched OFF 2 Connect the interface cable to the interface connector on the printer Lock the connector clips 3 Connect the other end of the interface cable to the computer and lock into place 3 2 2 Connecting the power supply 1 Connect the plug of the power cord to a wall outlet 2 Press the printer s POWER button The beeper sounds once and the indicator blinks in...

Page 110: ...BJC 6100 No form alignment function Platen Carriage Extended flexible cable different carriage board LF roller Purge Unit Electrical Motors Extended carriage motor cable Control board Increased memory from 2MB to 4MB Different connector pin array addition of ASF sensor Carriage board Different pin array Ink sensor AC adapter Heads BJ cartridges BC 30 Black 31 Color 32 Photo Scanner IS 32 Software ...

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Page 115: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC The printing paper contains 70 waste paper ...

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Summary of Contents for BJC6500 - BJC 6500 Color Inkjet Printer

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Canon BJC6500 - BJC 6500 Color Inkjet Printer, Service Manual, Page: 71 / 115

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Summary of Contents for BJC6500 - BJC 6500 Color Inkjet Printer

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