CS 9950F SERVICE MANUAL Canon Copyright 2004, 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.
CanoScan 9950F SERVICE MANUAL REVISION 0 JY8-1323-000 COPYRIGHT 2004 CANON INC.
Application This manual has been issued by Canon Inc. to provide information necessary to self-study techniques, setting-up, maintenance and repair to technicians who service the target products. This manual covers all locations where the target products are sold. For this reason, there may be information in this manual that does not apply to your locality. Revision This manual might include technically incorrect descriptions or misprints because the target products may be improved or changed.
I. Outline This manual is provided into 4 sections providing each necessary information to service the target product.
II. Content Page 1-1 1-1 1–1 1–1 1–1 1–1 1–2 1–2 1–3 1–3 1–4 1–6 1 –12 Part 1: Maintenance 1. Maintenance 1-1 Service Engineer adjustment/Periodic Replacement/Periodic Inspection/Replacement of Consumable 1-2 Customer Maintenance 1-3 Product Life 1-4 Special Tools 1-5 Serial Number Indicating Location 2. Service Troubleshooting by Symptom 2-1 Service Troubleshooting by Symptom 3.
Part 1 Maintenance
1. Maintenance 1-1 Service Engineer Adjustment/Periodic Replacement/Periodic Inspection/Replacement of Consumable (1) Adjustment item period purpose tool time Apply grease Replacing MOTOR UNIT Apply grease to Motor gear MOLYKOTE EM-50L (HY9-0007) Appro x.
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3. Servicing 3-1 Advisory for Replacement of Service Part (also for disassembly and assembly) Adjustment Replacing Service Part Note for replacement*1 Verifying operation /Setting up MAIN PCB ASS’Y Disconnect the power Enforce (FE2-0205-000) cord,leave the unit about 1 scan operation minute (to discharge the stored charge of the capacitor) and dismount the part (to prevent MAIN PCBASS’Y broken) CARRIAGE ASS’Y (FE2-0206-000) Be careful not to touch mirrors or CCD PCBs.
3-2 Instruction for Servicing 1) Mounting Carriage unit When Carriage unit is being mounted, be careful definitely not to touch CCD nor Lamp. 2) Mounting Button circuit board Ferrite core is placed at the end of the Button circuit board. When Button circuit board is being mounted, push Ferrite core toward backside of main body and then mount Button circuit board.
3) Grease applying position Part MOTOR ASS’Y Position 1 Motor gear sliding part Note: 1 rice-grain amount : 9 - 18mg 1-5 Grease/Oil Dose MOLYCOTE EM-50L 1/2 rice-grain amount
4. Canon Scanner Test Functions Interface information (Windows only) Scanner Information Scanner Self Test Scan Film Scan Procedure Refer to the below Refer to the below Refer to the below Refer to the below Refer to the below Remarks 1) Interface Information (Windows only) Select “Interface Information” form the “Function” menu.
2) Scanner Information Select “Scanner Information” from the “Function” menu. below will appear.
3) Scanner Self Test Select “Scanner Self Test” from the “Function” menu. appear. Click “OK” to start scanner self test. below will appear. The screen below will When completed normally, a dialog box shown When an error occurs, refer to “6.Error Message” to take a corrective action.
4) Scanning Original Select “Scan” from the “Function” menu. The display will appear. Scan count Set the number to be scanned ranging from 1 to 100. Resolution (dpi) When the resolution for scanning an image is set at 75/150/300/600dpi, the entire area of the document glass is scanned. When set at 1200/2400dpi, the area of 10mm in width from the reference sheet of the document glass is scanned. Image handling When “Read in memory (no file)” is selected, the image is read into the memory and be destroyed.
5) Film Scan Select “Film Scan” from the “Function” menu. The window shown below will appear. Only an upper right frame of the 35mm sleeve film guide can be scanned. Scan count Set a number to be scanned ranging from 1 to 100. Image handling When “Read in memory (no file)” is selected, the image is read into the memory and be destroyed. When “Save to TIFF file” is selected, an image file scanned by FAU lamp and an image file scanned by IR LED are saved.
6) Error Message Indication Canon Scanner Test does not activate. Unable to find the scanner. Check if the cables are connected properly. Failed to read scanner information Failed to create a file. Failed to open a file. Scanner has problem. Failed to execute scanner self test. Cause Scanner is not connected to the host computer. Scanner driver is not installed on the host computer. Scanner is not connected to the host computer. Scanner is not properly connected to the host computer.
5. Transport When a unit, such as after repairing, is being transported, it needs a few cares in preparation for transport. 1) Turn on the power switch of scanner and return Carriage unit to home position. 2) Move the lock switch to ON side to fix Carriage unit. 3) Fix the scanner body with tape. [See the figure below] Note:Use a fixing tape almost equivalent to the polyester one used for shipping product. (A tough, not easily peelable tape which would not leave its glue after peeled.
Part 2 Technical Reference
1. New Features (1) 30 frames continuous scan (35mm strip film) Maximum 30 frames of 35mm strip film (6 frames x 5 strips) is available with a continuous scan, and maximum 12 frames for 35mm slide film. (2) 2 kinds of film guide (for 120 format) 2 kinds of film guide for 120 format are accompanied. One of the 120 format exclusive use guide deals with wide films: maximum 22 cm The other one which deals with maximum 6 x 9cm film helps to scan the image evenly.
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CanoScan 9950F SPECIFICATIONS Type Flatbed image scanner Image sensor 6-line CCD Optical resolution 4800dpi x 9600dpi Light source White cold cathode fluorescent lamp Document type Sheet, Book Document alignment position Right-end corner Max. document size A4/Letter size (216mm x 297mm) Image mode Color 16-bit input for RGB each, 16-bit/8-bit output Grayscale 16-bit input, 8-bit output Preview time Approximately 3.6 sec Scanning time (Color) 11.
Light source Cold cathode fluorescent lamp FARE FARE Level 3 Optical resolution 35mm strip 35mm slide 120 format (Maximum 6 x 22cm) 4”x 5” 16-bit input for RGB each, 16-bit/8-bit output Grayscale 16bit input, 16bit/8bit output 4800 x 9600 dpi Scanning time Operating environment 5.