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PIXMA MP760
SERVICE
MANUAL
Canon
Copyright 2005, Canon U.S.A. This technical publication is the proprietary and confidential information of Canon U.S.A. which
shall be retained for reference purposes by Authorized Service Facilities of Canon U.S.A. Its unauthorized use is prohibited.
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PIXMA MP760 SERVICE MANUAL REVISION 0 PIXMA MP760 H12-4602 120V USA PIXMA MP760 H12-4603 230V EMB PIXMA MP760 H12-4604 230V GB PIXMA MP760 H12-4605 230V EUM PIXMA MP760 H12-4606 120V CND PIXMA MP760 H12-4608 230V AUS PIXMA MP760 H12-4609 230V AE HY8-13A4-000 COPYRIGHT 2004 CANON INC. CANON PIXMA MP760 NOV. 2004
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Scope This manual has been issued by Canon Inc., to provide the service technicians of this product with the information necessary for qualified persons to learn technical theory, installation, maintenance, and repair of products. The manual covers information applicable in all regions where the product is sold. For this reason, it may contain information that is not applicable to your region. Revision This manual could include technical inaccuracies or typographical errors due to im
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I. MANUAL OUTLINE This manual consists of the following three parts to provide information necessary to service the PIXMA MP760: Part 1: Maintenance Information on maintenance and troubleshooting of the PIXMA MP760 Part 2: Technical Reference New technology and technical information such as FAQ's (Frequently Asked Questions) of the PIXMA MP760 Part 3: Appendix Block diagrams and pin layouts of the PIXMA MP760 Reference: This manual does not provide sufficient information f
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II. TABLE OF CONTENTS Part 1: MAINTENANCE 1 - 1 1. MAINTENANCE 1 – 1 1-1. Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer 1 - 3 1-2. Customer Maintenance 1 - 3 1-3. Product Life 1 - 4 1-4. Special Tools 1 - 5 1-5. Serial Number Location 1 - 6 2. LIST OF ERROR DISPLAY / INDICATION 1 - 6 2-1. Users Error Messege 1 - 9 2-2. New Error Codes and Recovery Methods 1 - 11 2-3. Warnings 1 - 11 2-4. Troubleshooting by S
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1 - 67 3-8-1 EEPROM information print 1 - 69 4. Cleaning Your Machine 1 - 69 4-1 Caution 1 - 69 4-2 Cleaning the Exterior 1 - 69 4-3 Cleaning the Scan area 1 - 70 4-4 Cleaning the Interior 1 - 70 4-5 Cleaning the Paper Feed Rollor 1 - 71 4-6 Cleaning the Bottom Plate 1 - 72 5. Transportation Part 2: TECHNICAL REFERENCE 2 - 1 1. New Technologies 2 - 3 2. Cleaning Mode and Amount of Ink Purged 2 - 5 3. Print Mode 2 - 9 4. FAQ (Problems Specific to the MP760 and Corrective A
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Part 1 Maintenance
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1. MAINTENANCE 1-1 Adjustment, Periodic Maintenance, Periodic Replacement Parts, and Replacement Consumables by Service Engineer (1) Adjustment Approx Adjustment Timing Purpose Tool time ALL CLEAR At SPCNT BOARD ASS’Y To initialize settings other None 1 min (EEPROM replacement than the following To initialize initialization) -Service/User soft SW the settings, *1 -Various counter select #8 -TYPE Setting CLEAR –ALL in the service mode TYPE settings -At SPCNT BOARD ASS’Y -To se
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Approx Adjustment Timing Purpose Tool time Print head - At print head To ensure accurate dot None.(Main 2 min alignment replacement placement. body - At SPCNT BOARD ASS’Y buttons) replacement Computer (settings via the printer driver) Paper feed motor At paper feed motor unit To adjust the belt tension. None 2 min position replacement (Position the paper For the adjustment* feed motor so that the belt adjustment, is stretched tight.) refer to [3-3 *2 Adjustment/Se tting
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(3) Periodic replacement parts Adjustment Timing Purpose Tool Approx. time None (4) Replacement consumables Adjustment Timing Purpose Tool Approx. time None 1-2 Customer Maintenance Approx. Adjustment Timing Purpose Tool time Print head At print head To ensure accurate dot None 3min alignment replacement. placement. Main body buttons Computer (automatic settings via the printer driver) Print head cleaning When print quality is To improve nozzle None 1 min n
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1-3 Product Life (1) Main body Specified print volume (a), (b), or the years of use (c), whichever comes first. (a) Scanning Section: 15,000 pages (b) Printing Section: 18,000 pages Copy Print Bk 1,500 character pattern + Post card 3,420 pages 3,960 pages Address printing 1,500 character pattern - - Color A4, 7.5% duty per color pattern 2,520 pages 2,880 pages A4, photo, borderless printing 180 pages 360 pages L, photo, borderless printing 1,080 pages 1,980 pages Postcard, photo,
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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 1 - 5
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2. LIST OF ERROR DISPLAY / INDICATION User error messages Look for the applicable error message and execute the appropriate countermeasures. Error Codes As for the causes and countermeasures, only the error codes that are newly incorporated in the unit remedies unique to the product are included in New Error Codes and Recovery Methods. For the causes and countermeasures of other error codes, refer to the separate G3/G4 Facsimile Error Code List (Rev. 2). Service error code output When s
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Note: This error message means the same as service error codes ##338 and ##340. When this error occurs in this model, it is not treated as a service error, but as a user error, and the error message is displayed. “Scanning Unit (Printer Cover) is open.” Cause: You opened the scanning unit (printer cover) during an operation. Solution: Close the scanning unit (printer cover). Cause: Damaged scanner open arm ass’y, damaged scanner sensor arm, or SPCNT board ass’y failure. Solution:
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“Error during scanning memory card. Pull the card and turn the machine off and on.” Cause: Data in the memory card cannot be accessed. Solution: Check the data in the memory card from a digital camera. Check the connection between the multi-card board and the SPCNT board. Replace the Multi Cards Board. Replace the SPCNT board. “There is no images in memory card” Cause: The image data in the memory card are not in the file formats that are valid in this machine. Solution: Print from
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2-2 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 waste ink capacity full Solution: Replace the waste ink absorber as follows in the error occurs: (1) Select [7] PRINTER TEST in the service mode and select [5] INK ABS CAPA under the [7], then input “0”. (2) Check to ma
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##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 on the power. (2) Check the connection from the SHEET FEED unit to the SPCNT board ass’y (JPM1). (3) Replace the SHEET FEED ASS’Y. (4) Replace the SPCNT board. ##356 ASF cam sensor error Cause: An error occurs at the ASF cam sensor in the ASF (Auto Sheet Feeder) unit. Solution: (1) To reboot, press [OK] button or tur
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##362 Motor driver malfunctioned error Cause: The motor driver is malfunctioned due to heating, etc. Solution: (1) To reboot, press [OK] button or turn off and then on the power. (2) Replace the SPCNT board. 2-3 Warnings Main body (no LCD indications) Displayed warning Remarks None None 2-4 Troubleshooting by symptom Symptom Solution Remarks General The unit does not power on. (1) Check the power cord errors connection. (2) Check the connection between the SPCNT board (J
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Symptom Solution Remarks The paper is not feed 1) Check the connection from Printing properly. the sheet feed unit to the problems (The Paper feed motor does SPCNT board assy (JPM1). not run.) (2) Replace the sheet feed unit. (3) Replace the SPCNT board ass’y. The paper is not picked up (1) Check the foreign matter in from the auto sheet feeder. the paper feed section. (2) Check the connection SHEET FEED UNIT to the SPCNT board ass’y (JPM1). (3) Replace the SHEET
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Symptom Solution Remarks Printing • The printer does not at all. (1) Remove the printhead and Quality • Printing stops midway. re-install it. Error • Certain colors are not (2) Carry out nozzle cleaning printed. on the printhead five times with the cleaning operation, than visually cheek the test print for non-discharge of ink from nozzle . (Fig. 1-2) (3) Remove and reinstall the printhead. (4) Replace the appropriate ink tank. (5) Replace the printhead. (6) Replace th
