background image

 

PIXMA MP750/780 
SERVICE 
MANUAL 

 
 

REVISION 0   

 
 
 
 
 
 
 
 
 
PIXMA MP750 

H12-4562  

120V USA 

PIXMA MP750 

H12-4563  

230V EMB 

PIXMA MP750 

H12-4564  

230V GB 

PIXMA MP750 

H12-4565  

230V EUM 

PIXMA MP750 

H12-4566  

120V CND 

PIXMA MP750 

H12-4568  

230V AUS 

 
PIXMA MP780 

H12-4582  

120V USA 

PIXMA MP780 

H12-4583  

230V EE/NE 

PIXMA MP780 

H12-4584  

230V GB/ME/NORD/ZA 

PIXMA MP780 

H12-4585  

230V AT/CH/DE 

PIXMA MP780 

H12-4586  

230V WEST 

PIXMA MP780 

H12-4587  

120V CND/LTN 

PIXMA MP780 

H12-4588  

230V AUS 

PIXMA MP780 

H12-4589  

230V AE 

PIXMA MP780 

H12-4597  

230V CHN 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

HY8-13A3-000

 

COPYRIGHT 2004 CANON INC. CANON PIXMA MP750/780    NOV. 2004 

Summary of Contents for PIXMA MP750

Page 1: ...D PIXMA MP750 H12 4568 230V AUS PIXMA MP780 H12 4582 120V USA PIXMA MP780 H12 4583 230V EE NE PIXMA MP780 H12 4584 230V GB ME NORD ZA PIXMA MP780 H12 4585 230V AT CH DE PIXMA MP780 H12 4586 230V WEST PIXMA MP780 H12 4587 120V CND LTN PIXMA MP780 H12 4588 230V AUS PIXMA MP780 H12 4589 230V AE PIXMA MP780 H12 4597 230V CHN HY8 13A3 000 COPYRIGHT 2004 CANON INC CANON PIXMA MP750 780 NOV 2004 ...

Page 2: ... manual Canon will release technical information when necessary When substantial changes are made to the contents of the manual Canon will issue a revised edition The following do not apply if they do not conform to the laws and regulations of the region where the manual or product is used Trademarks Product and brand names appearing in this manual are registered trademarks or trademarks of the re...

Page 3: ...ooting of the PIXMA MP750 MP780 Part 2 Technical Reference New technology and technical information such as FAQ s Frequently Asked Questions of the PIXMA MP750 MP780 Part 3 Appendix Block diagrams and pin layouts of the PIXMA MP750 MP780 Reference This manual does not provide sufficient information for disassembly and reassembly procedures Refer to the graphics in the separate Parts Catalog ...

Page 4: ...ssing Communication Problems with other Manufacturer s Facsimiles 1 27 3 REPAIR 1 27 3 1 Notes on Service Part Replacement and Disassembling Reassembling 1 30 3 2 Special Notes on Repair Servicing 1 30 3 2 1 Flexible Cable and Harness Wiring Connection 1 33 3 3 Adjustment Settings 1 33 3 3 1 Paper Feed Motor Adjustment 1 33 3 3 2 Gear Phase Adjustment 1 35 3 3 3 Lift Cam Shaft Ass y Adjustment 1 3...

Page 5: ...4 Cleaning Your Machine 1 102 4 1 Caution 1 102 4 2 Cleaning the Exterior 1 102 4 3 Cleaning the Scan Area 1 103 4 4 Cleaning the Interior 1 103 4 5 Cleaning the Feeder Cover 1 104 4 6 Cleaning the Rubber Sheet Paper Feed Rollor Separate Rollor 1 104 4 7 Cleaning the Paper Feed Rollor 1 105 4 8 Cleaning the Bottom Plate 1 106 5 Transportation Part 2 TECHNICAL REFERENCE 2 1 1 New Technologies 2 3 2...

Page 6: ...Part 1 Maintenance ...

Page 7: ...PE in the service mode Power SW OFF ON 1 1 min Waste ink counter resetting EEPROM settings At bottom case unit replacement At ink absorber INK ABSORBER HY7 2885 2886 2887 28 88 2889 2890 2891 2953 To reset the waste ink counter None Select 7 PRINTER in the service mode and input 0 at 5 INK ABS CAPA 1min Waste ink counter setting EEPROM initialization At SPCNTBOARDASS Y replacement Waste ink counte...

Page 8: ...t To maintain sliding properties of the carriage carriage shaft and shaft lift To protect the chassis upper gear To LIFT CAM SHAFT replacement FLOIL KG 107A MOLYKOTE HP300 1 min Note DO NOT loosen the red screws on both sides of the main chassis securing the carriage shaft positioning 1 When SPCNT BOARD ASS Y isreplaced be sure to select the settings of 8CLEAR ALL and 5TYPE in Service Mode and tur...

Page 9: ...Computer settings via the printer driver 1 min Print head deep cleaning When print quality is not satisfying and not improved by print head cleaning To improve nozzle conditions None Computer setting via the printer driver 2min Ink tank replacement When an ink tank becomes empty No ink error 2min Paper feed roller cleaning When paper does not feed properly To clean the paper feed rollers None Main...

Page 10: ...e 5 years of use 2 Ink tank BCI 3eBK 900 pages JEIDA STD patternJ1 plain paper standerd mode 740 pages Black 1 500 character pattern plain paper standard mode 1 300 pages ISO JIS SCID No 5 plain paper standard mode BCI 6C 550 pages ISO JIS SCID No 5 plain paper standard mode BCI 6M 430 pages ISO JIS SCID No 5 plain paper standard mode BCI 6Y 360 pages ISO JIS SCID No 5 plain paper standard mode BC...

Page 11: ...1 5 1 5 Serial Number Label Location On the right side of the backside in the bottom case close to the rating plate Figure1 1 Serial Number Label Location ...

Page 12: ...fficient grease Solution Replace the shaft Replace the deformed parts Apply more grease Cause Bi directional print displacement correction failed because the carriage motor is out of step or some similar reason Solution Replace the carriage motor Home position error Cause1 Tried to stop the carriage unit that has been moving or to move the carriage unit at a pouse by force Solution1 Do not touch t...

Page 13: ...Reinstall the BJ cartridge Turn the power off and on Check the service error code and refer to an appropriate solution Cause The waste ink tank absorber is nearly full Solution Replace the waste ink tank absorber Note When replacing the waste ink absorber you need to reset the waste ink volume counter Refer to 3 3 Adjustment Settings 6 Service mode MEMORY FULL Cause The machine s memory is full be...

Page 14: ...machine displays this message continuously and you cannot perform any operations The memory clear list of the cleared image data is not displayed in this machine For the other party information confirm in the communication management report ...

Page 15: ... during polling reception 022 TX Call fails 037 RX Memory has overflowed when receiving images 085 TX Other party does not support ITU T Color Faxing 995 TX RX Memory Communication reservation cancellation 2 3 Service Call Errors No Tx or Rx Definition 100 TX The number allowed for retransmission of the procedure signal was exceeded during transmission 101 TX RX The modem speed of the machine does...

Page 16: ...gnal has been exceeded 281 TX The number of re transmissions of the procedure signal has been exceeded 282 TX The number of re transmissions of the procedure signal has been exceeded 283 TX The number of re transmissions of the procedure signal has been exceeded 284 TX DCN has been received after transmission of TCF 285 TX DCN has been received after transmitting EOP 286 TX DCN has been received a...

Page 17: ... sensor error NEW 362 TX RX Motor driver malfunctioned error 670 TX In V 8 late start the V 8 ability was detected in DIS from the other party and in response CI was transmitted however the procedure failed to advance causing a T1 time over condition 671 RX In V 8 call arrives the procedure fails to advance to phase 2 after CM detection causing a T1 time over condition 672 TX In V 34 transmission ...

Page 18: ...llowed number of procedure signal re transmissions was exceeded or a T5 time over 60 sec condition occurred after transmission of PPS MPS 759 TX In ECM transmission the allowed number of procedure signal re transmissions was exceeded after transmission of PPS MPS 760 TX In ECM transmission no significant signal can be received after transmission of PPS EOM and the allowed number of procedure signa...

Page 19: ...transmission of EOR NULL 775 TX In ECM transmission no significant signal can be received after transmission of EOR MPS and the allowed number of procedure signal re transmissions was exceeded 777 TX In ECM transmission DCN was received after transmission of EOR MPS 778 TX In ECM transmission the allowed number of procedure signal e transmissions was exceeded or a T5 time over 60 sec ondition occu...

Page 20: ...cted 793 RX In ECM reception no effective frame was detected while signals were received at high speed and a time over condition occurred 2 4 New Error Codes and Recovery Methods Those error codes that have been added starting with the product and those error codes for which remedies unique to the product are offered are shown together with causes and remedies where applicable 341 Maintenance jet ...

Page 21: ...ition even when the inner cover is opened Moreover the carriage will not be locked in position even when the power is turned off When replacing the print head be sure to turn off the power and draw out the carriage before replacement 355 Lit up motor for CD R print malfunctioned Cause In performing a CD R print the motor to lift up the carriage shaft is malfunctioned Solution 1 Turn off and then o...

Page 22: ...ror Cause An error occurs at the paper feed cam sensor Solution 1 To reboot press OK button or turn off and then on the power 2 Replace the SHEET FEED ASS Y 3 Replace the SPCNT board 361 Valve sensor error Cause An error occurs at the valve sensor in the Purge unit Solution 1 To reboot press OK button or turn off and then on the power 2 Replace the SPCNT board 362 Motor driver malfunctioned error ...

Page 23: ...dot in LCD display 2 Check the connection between the Operation panel unit and SPCNT board JPNL1 3 Replace the SCANNER UNIT 4 Replace the SPCNT board ass y The keys do not work 1 Check the connection between the SCANNER UNIT and SPCNT board JPNL1 2 Replace the SCANNER UNIT 3 Replace the SPCNT board General errors No sound from the speaker MP780 only 1 Check the connection of the speaker and SPCNT ...

Page 24: ...eres to the carriage encoder film 2 Using lint free paper impregnated with alcohol wipe the carriage encoder film with care so as not to scratch the film 3 If a lot of grease adheres to the carriage replace the carriage board because grease might be spread to the sensor on the carriage board 4 Replace the carriage encoder film Printing Quality error The printer does not at all Printing stops midwa...

Page 25: ... 6 Check the connection of the carriage ribbon cable and the SPCNT board JHD1 JHD2 7 Replace the carriage unit 8 Replace the SPCNT board 9 Replace the purge unit The document is not fed The document feed motor does not run 1 Check the connection from the document feed motor to the ADF board ass y 2 Check the connection from the ADF board ass y and SPCNT board ass y JADF1 3 Replace the document fee...

Page 26: ...ed document is not detected 1 Check for any faulty sensors while executing the copying operation and test mode 2 Check the connection from Document sensor and Document edge sensor to the ADF board 3 Check the connection from the ADF board to the sensor board sub PCB JADF1 4 Check the connection from the sensor board JADF1 and SPCNT board 5 Replace the Document sensor 6 Replace the ADF board ass y ...

Page 27: ...and SPCNT board JCCD1 4 Replace the SCANNER unit 5 Replace the SPCNT board ass y Faulty CD R MP780 only The CD R Tray is not recognized 1 Remove the CD R Tray and place the CD R Tray again 2 Check the connection between the CARRIAGE UNIT and SPCNT board ASS Y JHD1 JHD2 3 Replace the CARRIAGE UNIT 4 Replace the SPCNT BOARD ASS Y Other As received failure The display appers in English Select the set...

Page 28: ... facsimile must transmit picture information a transmitter a receiver and telephone lines are required for this purpose Transmissions may cause problems if one or more of the there is poor FAX FAX Your customer s machine Communication companion machine Communication trouble Figure1 3 Communication Trouble ...

Page 29: ...being done Communication problems exist Carry out the procedures on the next page NG Do copying Is copy picture OK NG NO Does an error appear on the display Errors show on the display error massage page 1 6 error code page 1 9 General error Page 1 17 Printing problem Page 1 17 Test print OK Scanning problem Page 1 19 NG YES OK OK Figure 1 4 Procedures for Initial Identification of Trouble ...

Page 30: ...isiting a user with a trouble report a can be known by outputting the error protocol data or error dump and g can be known by outputting the total transaction report or the system error data list 2 Test communication according to flowchart procedures appearing on the next page Carry out the tests with the actual lines oneach item verify the symptoms and record it In the case of trouble with anothe...

Page 31: ...NG NG Reception FAX A Trouble FAX B FAX C Start Transmission or reception Check A B C A C C B Check B Check the line C A Check A Check B Transmission A Your customer s facsimile B Facsimile of other communication party C Facsimile for check in the same region C should be the same model of facsimile as A Figure 1 5 Flowchart for Processing Communication Troubles with Canon Facsimile ...

Page 32: ...trouble case Process according to the case Transmitter or receiver C A A C Check A Check A B C C B Check B D C C D D B D A B D Check B Check B Call the service station Call the service station Yes Yes No No NG OK OK NG OK NG OK NG NG NG OK NG OK NG OK NG OK OK Transmitter receiver A Your customer s facsimile B Facsimile of other communication party C Facsimile for check in the same region C should...

Page 33: ...ee 3 6 Test mode 3 6 5 CD R Calibration See 3 6 Service SW for details of 1 to 4 6 Perform the print head alignment in the user mode EEPROM information print Service test print SYSTEM DATA LIST Copy Sending and Receiving MP780 only Printing via parallel or USB connection Direct printing from a digital camera INK ABSOBER HY7 2885 2886 2887 2888 2889 2890 2891 2953 After replacement 1 Reset the wast...

Page 34: ...HY7 2923 Align the three claws of the bottom frame with the claws of the right cover see the photo in Figure 1 9 1 General notes Make sure that the flexible cables and wires in the harness are in the proper position and connected correctly See 3 2 Special Notes on Repair Serv icing 3 3 1 Flexible cable and harness wiring connection for details Do not drop the ferrite core which may cause damage Pr...

Page 35: ...and connect the short plug for the short circuiting status Short plug Battery To attach the PAPER EXIT TRAY UNIT align the tray with the T part of the Solenoid Cam Gear to insert Then pull the tray open a little and move it toward the left side to insert the other side of the shaft The following photos show the left and the right cover claws Align them for assembling ...

Page 36: ...connection may cause breakage of a line leading to ignition or emission of smoke Figure 1 11 Flexible cable and harness wiring connection 1 Cable guide wiring Figure 1 12 Cable Guide wiring 1 2 4 3 SPCNT BOARD JPSU1 POWER SUPPLY UNIT SPCNT BOARD JCCD1 SCANNER UNIT SPCNT BOARD NCU BOARD RELAY BOARD A CAMERA DIRECT BOARD NCU BOARD RELAY BOARD NCU BOARD POWER SUPPLY UNIT ...

Page 37: ...L1 SOLENOID SPCNT BOARD JPSC1 CAMERA DIRECT BOARD SPCNT BOARD JSPK1 SPEAKER UNIT SPCNT BOARD JPM1 CARRIAGE LF AP PAPER FEED MOTOR SPCNT BOARD JHD1 JHD2 CARRIAGE UNIT SPCNT BOARD JADF1 ADF BOARD ASS Y SPCNT BOARD JEXT1 RELEY BOARD ASS Y SPCNT BOARD JMC1 PURGE UNIT SPCNT BOARD JINK1 PLATEN UNIT SPCNT BOARD JVLV1 PURGE UNIT ...

Page 38: ...e 1 15 POWER SUPPLY UNIT wiring RELAY BOARD JSNS1 PF Encoder PF PE Encoder AP Encoder SPCNT BOARD JEXT1 RELAY BOARD JREL RELAY BOARD JSNS2 LF Encoder PE Sensor RELAY BOARD JNCU NCU BOARD REGULATOR POWER SUPPLY CN6 POWER SUPPLY CN3 NCU BOARD POWER SUPPLY CN4 SPCNT BOARD JPSU1 POWER SUPPLY CN3 NCU BOARD ...

Page 39: ...unit DO NOT loosen them in other cases 3 3 2 CARRIAGE SHAFT Gear Adjustment In installing a carriage shaft the gear phase should be adjusted 1 Insert the metallic pin shown below to the hole in the PURGE UNIT see the photo a below until it reaches the end Metallic pin Diameter 2 0 mm or less and Length 20 0 mm or more Use CARRIAGE SHAFT L SPRING HY7 2867 or an unbended clip can be used in place of...

Page 40: ...on the cutout of the CR SHAFT CAM R Figure 1 17 CARRIAGE SHAFT gear adjustment Align the two parts so that both surfaces shown at the top are horizontal Or adjust so that the part of the CR SHAFT CAM R shown at the bottom is just at the bottom LEFT GEAR 1 CARRIAGE SHAFT LEFT GEAR 2 ...

Page 41: ...SHAFT ASS Y adjustment 1 2 Turn the gear of the LIFT CAM SHAFT ASS Y in the direction indicated by the arrow a in the photo clockwise until it reaches the end 3 Turn the gear of the LIFT CAM SHAFT ASS Y in the direction indicated by the arrow b in the photo below counterclockwise until it reaches the end Figure1 19 Positioning in LIFT CAM SHAFT ASS Y adjustment 2 LIFT CAM SHAFT ASS Y b a PRESSURE ...

Page 42: ...tom The part has a protection against reverse installation Figure 1 20 SOLENOID CAM spring location 3 3 5 CARRIAGE SHAFT CLIP location 1 Adjust the ellipse area of CARRIAGE SHAFT CLIP and the edge of TIMING SLIT STRIP FILM Figure 1 21 CARRIAGE SHAFT CLIP location Short Long SPRING SOLENOID CAM SOLENOID Red screws Ellipse Area of CARRIAGE SHAFT CLIP ...

Page 43: ...hat link the location marks in the top side and the right side on the back side of the document cover Figure 1 22 Applying white Sheet 3 Confirm the location to apply the white sheet For the confirmation lift up the document cover just a little and look into to visually confirm that the edges of the white sheet are not placed on the scanner top cover molded part OK Example The edges of the white s...

Page 44: ...1 38 NG Example The edges of the white sheet are located on the scanner top cover Figure 1 24 Location confirmation to apply the white sheet the rear side and the right side NG example ...

Page 45: ...1 39 3 3 7 Grease application Figure 1 25 Grease application1 1 9 10 2 3 4 2 8 ...

Page 46: ...ding portion FLOIL KG107A 1 drop 6 SPRING sliding portion 4 points FLOIL KG107A 1 drop x 4 points LIFT CAM SHAFT 7 PRESSURE ROLLER ASS Y sliding portion 4 points FLOIL KG107A 1 drop x 4 points CARRIAGE SHAFT 8 CARRAGE and CARRIAGE SHAFT sliding portion FLOIL KG107A 200 to 400mg CARRIAGE SHAFT SPRING L 9 CARRIAGE SHAFT sliding portion over the area more than 2 3 from the top end of the spring FLOIL...

Page 47: ... INK ABS CAPA in the service mode and input a value between 0 100 with the numeric keys 3 4 User data flow USA EUROPE Press the ENLARGE REDUCE button PRESET RATIO 400 MAX 400 MAX 212 4 x 6 LTR 141 A5 A4 170 5 x 7 LTR 115 B5 A4 100 100 95 A4 LTR 86 A4 B5 25 MIN 70 A4 A5 25 MIN ZOOM 25 400 FIT TO PAGE USA EUROPE Press the PAPER button SIZE A4 A4 LTR LTR LGL LGL 4 x 6 B5 5 x 7 A5 CARD 4 x 6 5 x 7 TYP...

Page 48: ...TTING b USA EUROPA 1 RECIEVE MODE FAX TEL AUTO SW FAX TEL AUTO SW FAX ONLY MODE FAX ONLY MODE DRPD DRPD MANUAL MODE MANUAL MODE ANS MACHINE MODE ANS MACHINE MODE 2 MEMORY REFERENCE 3 REPORTS LISTS ACTIVITY REPORT SPEED DIAL LIST USER DATA LIST DOC MEMORY LIST 4 TEL REGISTRATION MEMO a b Press the FAX button and then the MENU button to display this setting at the beginning Figure 1 28 Use data flow...

Page 49: ...L CALLING VOLUME 3 2 1 LINE MONITOR VOL 3 2 1 0 RX CALL LEVEL STANDARD HIGH TEL LINE TYPE ROTARY PULSE TOUCH TONE ACTIVITY REPORT AUTO PRINT ON AUTO PRINT OFF 6 TX SETTINGS ECM TX ON OFF EUROPE UN LOCK PHONE LOCK PHONE ON PASSWORD OFF PAUSE TIME 2 SEC 1 15 SEC AUTO REDIAL ON OFF TX START SPEED 14400 bps 9600 bps 7200 bps 4800 bps 2400 bps 33600 bps COLOR DIRECT TX OFF ON TX REPORT OUTPUT NO PRINT ...

Page 50: ...ORT SHORT LONG SHORT LONG SHORT OTHER RING TYPE INCOMING RING OFF ON MAN SUTO SWITCH OFF ON REMOTE RX ON OFF RX REDUCTION ON OFF RX START SPEED 14400 bps 9600 bps 7200 bps 4800 bps 2400 bps 33600 bps RX REPORT OUTPUT NO PRONT ERROR ONLY OUTPUT YES 3 MAINTENANCE NOZZLE CHEC K CLEANING HEAD REFRESHING ALIGN PRINT HEAD AUTO HEAD ALIGN ROLLER CLEANING BOTTOM CLEANING CALIBRATION Figure 1 30 Use data f...

Page 51: ...E COUNTRY SELECT UK BELGIUM GERMANY SWITZERLAND FRANCE PORTUGAL ITALY IRELAND SPAIN GREECE HOLLAND LUXEMBOURG DENMARK HUNGARY NORWAY CZECH SWEDEN RUSSIA FINLAND SLOVENIA AUSTRIA SOUTHAFRICA OTHERS SUMMER TIME OFF ON POWER SAVE TIMER 15 MINUTES 1 HOUR 4 HOURS 8 HOURS TWO SIDED COPY REAR PG SAME DIR ROTATE REAR PAGE THICK PAPER OFF ON AUTO FEED SWITCH OFF ON Figure 1 31 Use data flow 5 5 ...

Page 52: ...se setting items are for inputting numeric parameters such as the various conditions for the FAX TEL switching function 4 NCU NCU settings These setting items are for telephone network control functions such as the selection signal transmission conditions and the detection conditions for the control signals sent from the exchange 5 TYPE TYPE setting The type setting makes the service data conform ...

Page 53: ... SSSW SERVICE MODE 3 NUMERIC Param 3 NUMERIC Param 01 0 1 User data mode selection Press the Menu key 2 Sevice data mode selection Press the SCAN COPY and then SCAN key 3 Menu item selection Select the menu item by pressing the key Press the OK key 4 Data registration Input the data and press the OK key Press the Stop Reset key to return to standby Figure 1 32 Service Data Setting Method ...

Page 54: ...ly Not used Not used Communication trouble solutions settings 2 MP780 only Not used Not used Not used Not used Not used Not used Report display function settings MP780 only Transmission function settings MP780 only Not used V 8 V 34 protocol settings MP780 only Flash ROM version up Not used Service soft switch setting 7 6 5 4 3 2 1 0 SW01 SW02 SW03 SW04 SW05 SW06 SW07 SW08 SW09 SW10 SW11 SW12 SW13...

Page 55: ... setting Transmission level setting V 34 Baud rate Not used Menu switch settings Figures in boldface indicate the default setting 3429 baud 3200 3000 2800 2743 2400 Items 11 to 20 33 6 2 4 kbps 33 6 kbps V 34 Transmission speed 50 Hz 25 Hz 17 Hz MP780 only Figure 1 34 Service Data 2 6 Caution No 01 to 04 10 to 20 are not used Do not change their settings ...

Page 56: ...RBT signal pattern off time short Pseudo RBT signal pattern off time long Pseudo ring pattern On time setting Pseudo ring pattern Off time short Pseudo ring pattern Off time long FAX TEL switching function signal detection level Pseudo RBT signal transmission level Answering machine connection function signal detection time Answering machine connection no sound detection level Not used Numeric par...

Page 57: ...AIN PORTUGAL IRELAND HONG KONG CYGNUS 1 CYGNUS 2 HONG KONG MALAYSIA HUNGARY SAF KOREA CHINA GERMAN FRANCE SINGAPORE CZECH SLOVENIA CANADA JAPAN RUSSIA ASIA POLAND EUROPE2 STANDARD MP780 only Figure 1 36 Service Data 4 6 Caution 4 NCU NCU settings The values of these items are all set to match a specific nation s communications standards by the 5 TYPE setting Do not change these setting 5 TYPE TYPE...

Page 58: ...teriorate Do not change these settings Memo 7 PRINTER Printer function settings 1 At 5 INK ABS CAPA you can check or register the capacity of waste ink ejected during the cleaning operation For the waste ink capacity registration register a value between 0 100 with the numeric keys The absorption amount of the waste ink absorber is set based upon the amount that the BJ cartridge has ejected The se...

Page 59: ...CE DATA 3 SYSTEM DUNP MAIN V0 20 040806 0000 FA00 USB 00 00 CPU DD 01 01 QUAD 981111 0000 FFFF 11 DATE TIME 1 DISPLAY 2 SETTING Not used Date and time display Date and time setting Figure 1 38 Service Data 6 6 Caution If USER SW of 8 CLEAR is selected communication management data of user data is not deleted However if TEL or SERVICE SW is selected the communication management data of user data is...

Page 60: ...are not described in this manual except the new switches added to this model See the G3 Facsimile Service Data Handbook supplied separately for details of the switches Below are examples showing how to read bit switch tables Figure 1 40 How to Read Bit Switch Tables SW01 0 0 0 0 0 0 0 0 B i t 7 B i t 6 B i t 5 B i t 4 B i t 3 B i t 2 B i t 1 B i t 0 Service error code Error dump list Not used Not ...

Page 61: ...function When Output is selected 300 series Serv ice Error Codes are displayed and in reports When Not Output is selected no Service Error Codes are displayed 1 SSSW service soft switch setting SW15 service soft switch 15 Dial in FAX TEL switching function setting Bit Function 1 0 0 Not used 1 Not used 2 Not used 3 Not used 4 Not used 5 Not used 6 New Detect continuous signal at Yes No FAX TEL swi...

Page 62: ...ting time for carrier break detection between DCS and TCF SW26 service soft switch 26 Transmission function setting Bit Function 1 0 0 Compulsory direct transmission Set Not set 1 Not used 2 Not used 3 New Prohibit broadcast Yes No 4 Not used 5 Not used 6 When STOP key is pressed Only cancel Cancel all during a sequential broadcasting communication communication 7 Error transmission report when No...

Page 63: ...ibited when called and the V 21 protocol is used Bit 2 If ANSam signal is not received during transmission mainly manual transmission select whether to use the V 8 protocol when the other fax machine declares the V 8 protocol in DIS signal If NO is selected the CI signal is not transmitted and the V 8 protocol is not used even if the DIS that specifies the V 8 protocol is received Bit 3 Select whe...

Page 64: ...ot use 2743 baud due to its modem specification If it is set to 2743 baud the maximum baud rate is 2400 baud No 09 Select the maximum transmission speed for V 34 transmission 2400 to 33600 bps 2400 n 1 n 14 3 NUMERIC PARAM numeric parameter settings No Function Selecting range Default setting 10 T0 Timer 0 9999 5500 55 second 11 T1 Timer Rx 0 9999 3500 35 second Parameter 10 The wait time after tr...

Page 65: ...y stored in the PCNT board to be checked or entered SUCTION At 5 INK ABS CAPA you can check or registerthe capacity of waste ink ejected during the cleaning operation For the waste ink capacity registration register a value between 0 100 with the numeric keys The absorption amount of the waste ink absorber is set based upon the amount that the BJ cartridge has ejected The settings of the waste ink...

Page 66: ...00000 00000000 00000000 SW14 00000000 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 01000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000...

Page 67: ...0 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 00000000 SW47 00000000 000...

Page 68: ...000000 00000000 SW14 00000000 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 00000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000 1000000...

Page 69: ...000000 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 00000000 SW47 0000000...

Page 70: ...000 00000000 SW14 00000000 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 00000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000 10000000 1...

Page 71: ...000 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 00000000 SW47 00000000 0...

Page 72: ...00 00000000 SW14 00000000 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 00000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000 10000000 10...

Page 73: ...00 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 00000000 SW47 00000000 00...

Page 74: ...0000 00000000 SW14 00000000 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 00000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000 10000000 ...

Page 75: ...0000 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 00000000 SW47 00000000 ...

Page 76: ... 00000000 00000000 00000000 SW14 00000000 00000000 00000000 00000000 00000000 SW15 00000000 00000000 00000000 00000000 00000000 SW16 00000011 00000011 00000011 00000011 00000011 SW17 00000000 00000000 00000000 00000000 00000000 SW18 00000000 00000000 00000000 00000000 00000000 SW19 00000000 00000000 00000000 00000000 00000000 SW20 10000000 10000000 10000000 10000000 10000000 SW21 00000000 00000000...

Page 77: ...00000 00000000 00000000 00000000 00000000 SW41 00000000 00000000 00000000 00000000 00000000 SW42 00000000 00000000 00000000 00000000 00000000 SW43 00000000 00000000 00000000 00000000 00000000 SW44 00000000 00000000 00000000 00000000 00000000 SW45 00000000 00000000 00000000 00000000 00000000 SW46 00000000 00000000 00000000 00000000 00000000 SW47 00000000 00000000 00000000 00000000 00000000 SW48 000...

Page 78: ...6 6 6 6 6 6 10 5500 5500 5500 5500 5500 5500 11 3500 3500 3500 3500 3500 3500 12 0 0 0 0 0 0 13 1300 1300 1300 1300 1300 1300 14 0 0 0 0 0 0 15 120 120 120 120 120 120 16 4 2 2 2 2 2 17 100 100 100 100 100 100 18 0 0 0 0 0 0 19 200 400 400 400 400 400 20 100 100 100 100 100 100 21 0 0 0 0 0 0 22 200 400 400 400 400 400 23 44 44 44 44 44 44 24 20 10 10 10 10 10 25 60 60 60 60 60 60 26 44 44 44 44 4...

Page 79: ...0 09 6 6 6 6 6 6 10 5500 5500 5500 5500 5500 5500 11 3500 3500 3500 3500 3500 3500 12 0 0 0 0 0 0 13 1300 1300 1300 1300 1300 1300 14 0 0 0 0 0 0 15 120 120 120 120 120 120 16 2 2 2 2 2 2 17 100 100 100 100 100 100 18 0 0 0 0 0 0 19 400 400 400 400 400 400 20 100 100 100 100 100 100 21 0 0 0 0 0 0 22 400 400 400 400 400 400 23 44 44 44 44 44 44 24 10 10 10 10 10 12 25 60 60 60 60 60 60 26 44 44 44...

Page 80: ...09 6 6 6 6 6 6 10 5500 5500 5500 5500 5500 5500 11 3500 3500 3500 3500 3500 3500 12 0 0 0 0 0 0 13 1300 1300 1300 1300 1300 1300 14 0 0 0 0 0 0 15 120 120 120 120 120 120 16 2 2 2 2 2 2 17 100 100 100 100 100 100 18 0 0 0 0 0 0 19 400 400 400 400 400 400 20 100 100 100 100 100 100 21 0 0 0 0 0 0 22 400 400 400 400 400 400 23 44 44 44 44 44 44 24 10 10 10 10 10 10 25 60 60 60 60 60 60 26 44 44 44 4...

Page 81: ...6 6 6 6 6 6 10 5500 5500 5500 5500 4300 9000 11 3500 3500 3500 3500 3500 3500 12 0 0 0 0 0 0 13 1300 1300 1300 1300 1200 1300 14 0 0 0 0 0 0 15 120 120 120 120 120 120 16 2 2 2 2 2 2 17 100 100 100 100 100 100 18 0 0 0 0 0 0 19 400 400 400 400 400 400 20 100 100 100 100 100 100 21 0 0 0 0 0 0 22 400 400 400 400 400 400 23 44 44 44 44 44 44 24 10 10 10 10 10 10 25 60 60 60 60 60 60 26 44 44 44 44 4...

Page 82: ...09 6 6 6 6 6 6 10 5500 5500 5500 5500 5500 5500 11 3800 3500 3500 3500 3500 3500 12 0 0 0 0 0 0 13 1300 1300 1300 1300 1300 1300 14 0 0 0 0 0 0 15 120 120 120 120 120 120 16 2 2 2 2 4 4 17 100 100 100 100 100 100 18 0 0 0 0 0 0 19 400 400 400 400 200 200 20 100 100 100 100 100 100 21 0 0 0 0 0 0 22 400 400 400 400 200 200 23 44 44 44 44 44 44 24 10 10 10 10 20 15 25 60 60 60 60 60 60 26 44 44 44 4...

Page 83: ...50 08 0 0 0 0 0 09 6 6 6 6 6 10 5500 5500 5500 5500 5500 11 3500 3500 3500 3500 3500 12 0 0 0 0 0 13 1300 1300 1300 1300 1300 14 0 0 0 0 0 15 120 120 120 120 120 16 2 2 2 2 2 17 100 100 100 100 100 18 0 0 0 0 0 19 400 400 400 400 400 20 100 100 100 100 100 21 0 0 0 0 0 22 400 400 400 400 400 23 44 44 44 44 44 24 10 10 10 10 10 25 60 60 60 60 60 26 44 44 44 44 44 27 0 0 0 0 0 ...

Page 84: ... power OFF ON with the power button 3 6 1 Test Mode FACTORY Mode Overview Test mode and FACTORY Mode can be executed by following the menu items from the display a PRINT EEPROM Test mode Can confirm EEPROM information in the printer Select 3 PRINTER 4 EEPROM from the test mode menu and press the OK button For the details please refer to 3 8 Confirmation 3 8 6 EEPROM information print b CD R calibr...

Page 85: ...PATTERN 1 2 SHUKKEN PATTERN 2 3 CD R CHECK PATTERN 4 EEPROM 5 ENDURANCE 6 CD R CALIBRATION 1 RELAY 2 TONAL 3 DTMF 4 G3 FAX 1 DS 2 DES 3 TRAY 4 VALUE 5 CD R TRAY 6 MAIN CAM 7 PE 8 U TURN CAM 9 ASF CAM 1 INTERFACE 4 EEPROM CLEAR 1 INK COUNT 2 PURGE FLAG TEST MODE Menu button FACTORY MODE Menu button indicates that these are not used in the field Figure 1 41 Test Mode 1 2 ...

Page 86: ...ORY Mode Menu 1 PANEL 2 PRINTER 3 CCD SELF CHECK 4 SCAN 5 FILM SCAN 6 G3 TX 7 IRDA 8 CR GEAR ADJUST 9 CD R MANUAL SHUKKEN PURGE CD R FACTORY MODE indicates that these are not used in the field Figure 1 42 Factory Mode ...

Page 87: ...In this test you press the key corresponding to the displayed character to put it out The table giving the correspondence between the characters and the keys is below Character Operation key Character Operation key 1 Numeric keys O ON OFF M Menu E OK button button button P Paper button L Collate button N Enlarge Reduce button P PHOTO button S SCAN button X FAX button MP780 only C COPY button F Fee...

Page 88: ...as gone out When a key is preesed the corresponding character goes out When a key is preesed the corresponding character goes out When a one touch speed dialing key is pressed the corresponding letter goes out Every time pressing color start key a LED lamp is turned on one by one 1 PANEL LED TEST 123456789 0 RDHATOIFCXSPNLPM EW SMC When the entire display has gone out a b c d e f g h Press the Sto...

Page 89: ...t Print check items On the service test print sample below confirm the following items Check 1 nozzle check pattern Ink shall be ejected from all nozzles Check 2 top of form accuracy The line shall not extend off the paper Check 3 vertical straight lines The line shall not be broken Check 4 halftone There shall be no remarkable streaks or unevenness xxxx Vx xx USB xxxxxx F A xxxxxx D xxx x CDR xxx...

Page 90: ...1 84 Service test print sample Figure 1 44 Service test print Check 1 Nozzle check pattern Check 3 Straight line Check 2 Top of from accuracy Check 4 Halftone ...

Page 91: ... If it is NG repeat the procedure of 1 to 3 shown above or replace the unit 3 7 Upgrading the version of SPCNT flash ROM To upgrade the version of flash ROM always down load via USB interface Flash ROM upgrading file The flash ROM upgrading file will be distributed in SSIS at the timing of upgrading the version Upgrading Procedure The detailed upgrading procedure will be introduced by a Service In...

Page 92: ...select the type of report to generate and press the Set key 2 Reports output automatically by user data registration Each report written below can be automatically output by specifying REPORT SETTINGS in user data registration Transmission report Reception report Activity report REFERENCE For samples of user reports see the User s Guide NOTE ROM Version display The ROM version is printed on the to...

Page 93: ... SERVICE REPORTS using the Right Left cursor key and press the OK key Then select the type of list to generate using the Right Left cursor key and press the OK key The service report will be output Transmission report with service error code and dump list If you set bits 0 and 1 of 1 SSSW SW01 in the servicemode the service error code and dump list are indicatedon the transmission report Reception...

Page 94: ...1 88 3 8 3 System data list MP780 only This list shows service data 1 5 7 9 se tting statuses The following is a sample list Figure 1 45 System Data List 1 7 ...

Page 95: ...1 89 Figure 1 46 System Data List 2 7 ...

Page 96: ...1 90 Figure 1 47 System Data List 3 7 ...

Page 97: ...1 91 Figure 1 48 System Data List 4 7 ...

Page 98: ...1 92 Figure 1 49 System Data List 5 7 ...

Page 99: ...1 93 Figure 1 50 System Data List 6 7 ...

Page 100: ...1 94 Figure 1 51 System Data List 7 7 Note START DATE records the date when the fax performs its first transmission after shipment from the factory ...

Page 101: ...1 95 3 8 4 System Dump List MP780 only Figure 1 52 System Dump List 1 2 3 4 5 6 7 8 9 10 11 ...

Page 102: ...ed 7 Total number of pages transmit ted and received for each mode 8 Total number of pages transmittedand received for each coding method 9 Total number of pages transm itted and received in each mode 10 Total number of pages printed scanned Display example PRINT 30 100 READ 30 100 Indicates the value input withService Data 8 CLEAR COUNTER Indicates the value counted since shipment from the factor...

Page 103: ...1 97 Figure 1 53 System Dump List 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ...

Page 104: ...e modem when an error occurred Not used in the field 10 Transmit status of the modem when an error occurred Not used in the field 11 Receive status of the modem when anerror occurred Not used in the field 12 Bit 1 to bit 96 of r eceived DIS DCS or DTC 13 Bit 1 to bit 96 of transmitted DIS DCS or DTC 14 RX Received protocol signal TX Transmitted protocol signal NOTE When an error occurs in direct t...

Page 105: ...1 99 3 8 5 Service Activity Report sending receiving MP780 only Figure 1 54 Service Error Tx Report 1 2 3 4 5 6 7 ...

Page 106: ...20 digits 3 ID sent from the other party if the other party is a Canon fax 4 Communication start date and time on 24 hour display 5 Communication time in minutes and seconds 6 Number of pages for which transmission was complete 7 NG display with number of pages for which transmission was fault and service error code ...

Page 107: ...urging count manual deep cleaning timer dot count ink tank or print head replacement 9 Cleaning time BK CL 10 Print head replacement count 11 Ink tank replacement count pigment BK dye BK C M Y 12 Ink status pigment BK dye BK C M Y 13 Power on count soft 14 Automatic print head alignment by user 15 Manual print head alignment by user 16 User print head alignment values Bkoe Coe Moe SCoe SMoe PBKoe ...

Page 108: ...th to avoid scratching the components Never use volatile liquids such as thinners benze ne acetone or any other chemical cleaner to clean the machine these can damage the machine s components 4 2 Cleaning The Exterior Wipe the machine s exterior with a clean soft lint free damp cloth 4 3 Cleaning the Scan area Wipe the Platen Glass A and the inner side of the Document Cover white area B with a cle...

Page 109: ... quality due to parts being dirtied by ink or paper dust Figure 1 56 Cleaning The Interior 4 5 Cleaning the Feeder cover With a soft clean lint free and dry cloth wipe off any paper dust from the inside of the Feeder Cover as illustrated by gray colored part Figure 1 57 Cleaning the Feeder cover 1 103 ...

Page 110: ...ct the power cord and power on the machine 2 Remove any paper from the Auto Sheet Feeder and Cassette 3 Select the paper source with Fee d Switch 4 Press Menu repeatedly until 3 MAINTENANCE appear s 5 Use Right c ursor or Left cursor to sel ect ROLLERCLEANING 6 Press OK The machine starts cleaning the roller 7 When cleaning has finished repeat steps 3 to 6 for a total of two times 8 Load A4 or let...

Page 111: ...paper then load it in the paper support with the outside edge of the fold facing down 4 Press Men u rep eatedly until 3 MAINTENANCE app ears 5 Use Rig ht cursor or Left cursor to select BOTT OM CLEANING 6 Press OK The paper is fed and output MEMO If this component is still dirty after performing the operation described above use a clean cotton bud to remove ink stain paper powder and dust around t...

Page 112: ...igure A below to prevent the fixing tool from caught into the inside of the printer b Insert the fixing tool between the carriage and the middle flame unit and securely fix it with tape as shown in Figures B and C below Note The tape should be similar to the polyester tape used at shipment which will not easily be torn or removed or leave adhesive on the unit when removed Leave a sufficient length...

Page 113: ...ent black ink is likely to dry For this reason keep the print head installed in the printer even during transportation 2 Securely lock the carriage in the home position to prevent the carriage from moving and applying stress to the carriage flexible cable or causing ink leakage during transportation 1 107 ...

Page 114: ...Part 2 Technical Reference ...

Page 115: ...opriately set the print head position alignment by scanning the print pattern shown below The folloings are detected during the automatic print head position alignment If an error is detected AUTO HEAD ALIGN ERROR LCD message is displayed 1 Detecting Paper Size Detecting Paper Width an error is detected if the paper width is too short Detecting Paper Length an error is detected if the length is sh...

Page 116: ...he Solutions how to avoid the troubles 1 The printing surface of paper is dirty Cause Due to accumulated ink mist The phenomena will be the following two types a A vertical line is printed incorrectly stain on the platen rib Solution Clean the interior of the main unit b A holizontal stain is printed around 10 mm from the top edge of paper back side stain in the interior of the double side unit So...

Page 117: ...printing 0 14 BK 30 BK Timer cleaning 3 3 Black Color If 120 to 336 hours have elapsed since the previous Black Color cleaning till the start of the next printing 0 14 BK 0 50 color 30 BK 35 color Timer cleaning 4 All in sequence If 336 to 504 hours have elapsed since the previous Black Color cleaning till the start of the next printing 0 45 BK 1 00 Color 60 Timer cleaning 5 All in sequence If 504...

Page 118: ... 50 Color If the print head has not been capped before power on All in sequence 0 30 BK 1 00 Color 45 All in sequence 1 The dots since the previous cleaning are counted by Black and Color separately For this reason the cleaning mode may differ according to Black or Color 2 When 24 to 60 hours have elapsed since the previous Black cleaning timer cleaning 0 is performed However this cleaning will be...

Page 119: ... No of passes 1 pass 1 pass 4 passes Mode W B draft W B standard W B fine Resolution dpi 150x600 600x600dpi 600x600dpi BK CMYBK CMYBKcm No of passes 1 pass 1 pass 4 passes Mode W B draft W B standard W B fine Resolution dpi 150x600 1200x1200dpi 1200x1200dpi CMYBK CMYBK CMYBKcm No of passes 1 pass 1 pass 4 passes Mode color and W B fine Resolution dpi 1200x1200dpi CMYcmk No of passes 4 passes Mode ...

Page 120: ...uality Standard High SP 101D Resolution dpi 1200x1200 1200x1200 Pass 4 pass 6 pass Print control Ink 4 color 2 4 color 2 High Resoluton Paper Print Quality Standard High HR 101S Resolution dpi 1200x1200 1200x1200 Pass 4 pass 6 pass Print control Ink 4 color 2 4 color 2 Postal Card Print Quality Standard High Resolution dpi 1200x1200 1200x1200 Pass 2 pass 4 pass Print control Ink 5 color 5 color Po...

Page 121: ...t Quality Draft Standard High SP 101 SG 101 Resolution dpi 1200x1200 1200x1200 1200x1200 Pass 3 pass 4 pass 6 pass Print control Ink 4 color 2 4 color 2 4 color 2 Matte Photo Paper Print Quality Standard High MP 101 Resolution dpi 1200x1200 1200x1200 Pass 4 pass 6 pass Print control Ink 4 color 2 4 color 2 Glossy Photo Paper Print Quality Standard High GP 401 Resolution dpi 1200x1200 1200x1200 Pas...

Page 122: ...Standard High Resolution dpi 1200x1200 1200x1200 Pass 2 pass 4 pass Print control Ink 5 color 5 color Postal Card for Inkjet printer Print Quality Draft Standard High Supporting Duplex Resolution dpi 1200x1200 1200x1200 1200x1200 Printing only in using Pass 2 pass 4 pass 6 pass the Postal Card application Print control Ink 4 color 2 4 color 2 4 color 2 6 Camera Direct Printing at PC Printer Driver...

Page 123: ...Variation in the top of form accuracy A5 or legal size In the low temperature and low humidityenvironment Not solved even when the number of sheets stacked in the auto sheet feeder or the cassette is reduced Due to decrease of paper feed capability in the low temperature and low humidity environment Set the top margin to 4mm or more Print start position varies 4 B Print results Skewed paper feedin...

Page 124: ... end when paper dose not get any soiling 2 If soiling on the paper still remains after 3 times of Bottom plate cleaning wipe the platen rib s and their surroundings with a cotton swab Paper gets smeared The back side of paper gets smeared 7 B Print results Soiling on paper in automatic duplex printing lines or streaks perpendicular to the paper feed direction Automatic duplex printing Photo Paper ...

Page 125: ...t and by setting only a single sheet of paper in the auto sheet feeder manually print each side of paper Scratches on the PF return lever due to paper feeding from the cassette and duplex printing path 2 Location to clean in servicing when soiling on paper in automatic duplex printing persists Occurrence level A The symptom is likely to occur frequently Caution required B The symptom may occur und...

Page 126: ...Part 3 Appendix ...

Page 127: ...3 1 1 Wiring Diagram Figure 3 1 Wiring Diagram ...

Page 128: ...3 2 2 Circuit Diagram 2 1 NCU Circuit Diagram1 Figure 3 2 NCU Circuit Diagrm1 ...

Page 129: ...3 3 2 2 NCU Circuit Diagrm2 Figure 3 3 NCU Circuit Diagrm2 ...

Page 130: ...3 4 2 3 Relay Circuit Diagram Figure 3 4 Relay Circuit Diagrm ...

Page 131: ... 15 000 pages Printing Section 18 000 pages Color Black White Size Including Tray 19 1 8 in W x 18 5 8 in D x 12 3 8 in H W486mm D472mm H314mm With the Paper Support and the Paper Output Tray closed 19 1 8 in W x 21 1 8 in D x 12 3 8 in H W486mm x D538mm x H314 mm H With the Paper Support the Paper Output Tray and both extensions opened Weight Standard 13 7kg Including Print Head and Ink Tank 0 2k...

Page 132: ...ttern Plain std mode Black BCI 6BK approx 2 000 pages ISO JIS SCID No 5 pattern Plain std mode Ink Remaining Detection YES Detection Method prism Dot count Paper Capacity Maximally 50 sheets Plain 75g m2 Borderless Printing YES Silent Mode Printing YES CD R Label Print YES Copy Function Copy Print Resolution Black White 600 x 600 dpi Normal mode Color 1200 x 1200 dpi Normal mode Copy speed Ink Jet...

Page 133: ...3 6 kbps Modulation Method G3 image signals ITU T V 27ter 4 8k 2 4k bps ITU T V 29 9 6k 7 2k bps ITU T V 17 14 4k 12 0k TC9 6k TC7 2k bps ITU T V 34 33 6k 31 2k 28 8k 26 4k 24 0k 21 6k 19 2k 16 8k 14 4k 12 0k 9 6k 7 2k 4 8k 2 4k bps G3 procedure signals ITU T V 21 No 2 300 bps ITU T V 8 300 bps ITU T V 34 1200 bps 600bps Transmission Speed Canon Fax Standerd Chart G3 approx 3seconds Transmission O...

Page 134: ...NO Speaker Phone NO Memory Reception YES Page 250 sheets Memory Lock Reception NO Polling Reception NO Confidential Mailbox NO Received Image Reduction YES Fixed NO Automatic Reduction Main Sub YES Reduction Ratio 70 100 Memory Backup Backup Contents Dial Registration Data User Data MP780 only Service Data Time etc Backup IC 128 kbit EEPROM battery unnecessary Backup Device Lithium battery DC 3 0V...

Page 135: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC ...

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