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This banner text can have markup. Search the history of over billion web pages on the Internet. This manual covers information applicable in all localities where this product is sold. For this reason, this manual may contain information that is not applicable to your locality. Revision This manual could include technical inaccuracies or typographical errors due to improvements or changes made to this product.
When changes are made to the contents of this manual, Canon will release technical information as the need arises. When substantial changes are made to the contents of this manual over a long or short period, Canon will issue a revised edition of this manual.
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Copyright All rights reserved. No part of this manual may be reproduced in any form or by any means or translated into another language without the written permission of Canon Inc. Manual Outline This manual is divided into the following three parts to provide information necessary to service the i, i, and i Part 1: Maintenance This part describes information necessary for troubleshooting the i, i, and i Part 2: Technical Reference This part provides description of new technologies, etc.
Part 3: Appendix This part contains block diagrams, pin layouts, and product specification lists. Reference This manual does not provide sufficient information for disassembly and assembly. Refer to the figures in the separate parts catalogue.
Table of Contents Page Part 1: Maintenance 1. Repair Details 3. New Technologies 2. Cleaning Mode and Suction Amount 3.
Print Mode List 4. Block Diagram 2. Connector Locations and Pin Layout 2. If the printer does not operate normally, manually release the carriage lock as necessary. Turn the gear in the figure in the direction of the arrow to release the carriage lock. Figure Releasing Carriage Lock 3. When a tap screw is removed, mold scrap may adhere to the screw threads, which can damage the mold-side threads when the tap-screw is re-fastened. Therefore, remove the mold scraps adhered to the screw or use a new screw when re-installing.
If grease contacts the code strip, the code strip slits may become unreadable, causing errors. If grease contacts the code strip, wipe off thoroughly with alcohol.
Replace the code strip if it is scratched, or bent until it is white. The code strip is held taut and secured by the leaf spring. Note that if the spring is stretched too far in the direction of the arrow, it will not properly re-secure the code strip. Be careful not to pull too hard on the code strip when installing or removing it.
Figure 1 -2 Code Strip 1 -5 3. When removing the Logic Board, unplug the power cord and allow the unit to sit for approximately 1 minute to discharge the capacitor. Use the following table as a guide to replacement. Then, without pressing the Resume button, press the Power button once again. Apply a thin layer of grease using a flat brush. Carriage shaft circumference 2. CR slider, selector lever sliding surface 3.
With the printer powered ON, press and hold the Resume button until the green indicator flashes the specified number of times to start each operation, and then release the Resume button to execute the function. The Service mode can be entered using the control panel. Do not release the power button. When the indicator stops flashing and remains on, press the Resume button the specified number of times to select the function.
The indicator toggles between orange and green each time the Resume button is pressed. The resulting output can be used to check the printer settings and data. Printer Transportation Method This section describes the procedures for transporting the printer for example, when returning after repair. If the print head is left alone by itself, the ink may solidify. Therefore, keep the print head with ink tank in the carriage even when transporting.
Also, secure the carriage at home position to prevent it from moving and applying stress to the encoder film during transportation. Install ink tanks for each color, to prevent nozzles from drying 2. Install the orange protective cap on the print head, to prevent damage to the print head due to shock etc. New Technologies ASF features - Retard separation method - Stacking limit: sheets SK paper - Stacking height: 13mm - Paper feed roller diameter: cb20 round roller through axis type - Separation roller diameter: 14 - Separation roller retracts after paper feed - Return claw structure - Reduced noise - Reduced paper curl - Reduced double feed note Feed roller Torque limiter retard roller method [Separate] [Single feed] Separator roller rubber Torque limiter retard roller May skew easily, as the pickup roller is only on one side.
The sheet feeder unit pressure plate is easily deformed during storage because the pressure plate spring is only on one side. Separation roller rubber wears easily. Cleaning Mode and Suction Amount Print head cleaning is performed effectively and efficiently depending on conditions in order to prevent print errors caused by bubble, dust, or ink clogging. If to hours have elapsed since previous suction. If time is not checked 1.
Therefore, the plat 1 mists appear, not touch the coat str 1 Oh a '5 'S aj OJ 43 '0. Signal Name Function See page Print head pin description 2. Signal Name Function 1 See page Print head pin description 3- 10 2. Signal Name Function See page Print head pin description 3- 14 2.
Canon i550 Service Manual
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Canon i550, i850, i950 Service Manual