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CanoScan 9950F 
SERVICE MANUAL 

REVISION 0 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

JY8-1323-000

 

COPYRIGHT 2004 CANON INC. CANON CanoScan 9950F 082004   

 

Summary of Contents for CanoScan 9950F

Page 1: ...CanoScan 9950F SERVICE MANUAL REVISION 0 JY8 1323 000 COPYRIGHT 2004 CANON INC CANON CanoScan 9950F 082004 ...

Page 2: ...is having a significant change in long or in short term a revised edition will be carried out The following paragraph does not apply to any countries where such provisions are inconsistent with local law Trademarks The product names and company names described in this manual are the registrered trademarks or tradmards of the individual companies Copyright The copyright of this manual belongs to Ca...

Page 3: ...uct Part 1 Maintenance Maintenance and repair related information of the target product Part 2 Technical references Technical matters such as new techniques and FAQ of the target product Part 3 Parts catalog Parts catalog of the target product Part 4 Appendix Block diagrams and specifications of the target product ...

Page 4: ...ubleshooting by Symptom 1 2 2 1 Service Troubleshooting by Symptom 1 3 3 Servicing 1 3 3 1 Advisory for Replacement of Service Part 1 4 3 2 Instruction for Servicing 1 Mounting Carriage Unt 2 Mounting Button Circuit Board 3 Grease Applying Position 1 6 4 Canon Scanner Test 1 12 5 TransPort Page Part 2 Technical Reference 2 1 1 New Features 2 2 2 Product FAQ Page Part 3 Parts Catalog 3 1 Figure 1 C...

Page 5: ...Part 1 Maintenance ...

Page 6: ...n item period purpose tool Time N A 3 Periodic Replacement item period purpose tool Time N A 4 Replacement of Consumable item period purpose tool Time N A 1 2 Customer Maintenance item period purpose tool Time N A 1 3 Product Life 1 Main Body Scan Count 30 000 scan 1 4 Special Tools Name Tool Number Purpose remarks MOLYKOTE EM 50L HY9 0007 000 Apply to Motor gear sliding part Diverted from precede...

Page 7: ...the foreign substance or replace MOTOR UNIT or replace MAIN PCB ASS Y or replace CARRIAGE ASS Y Malfunction Scanning lamp does not light up ReplaceCARRIAGE ASS Y or replace MAIN PCB ASS Y Blurred image Clean PLATEN GLASS ASS Y or replace CARRIAGE ASS Y or replace MAIN PCB ASS Y Solid vertical line Clean PLATEN GLASS ASS Y or replace CARRIAGE ASS Y Solid horizontal line Check the connection with PC...

Page 8: ...rt or fingerprint on the document glass Enforce visual inspection 1 Note for entire work Have a careful look on the wiring arrangement of flexible cable and harness and connection of connectors Refer to 3 2 Instruction for Servicing 1 Wiring arrangement of flexible cable and harness and connection of connectors Be careful not to drop down ferrite core to be broken Be careful not to let electrostat...

Page 9: ...ng 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 1 4 ...

Page 10: ...3 Grease applying position Part Position Grease Oil Dose MOTOR ASS Y 1 Motor gear sliding part MOLYCOTE EM 50L 1 2 rice grain amount Note 1 rice grain amount 9 18mg 1 5 ...

Page 11: ...an Refer to the below Check Program Operation Film Scan Refer to the below Check Program Operation Canon Scanner Test functions 1 Interface Information Windows only Select Interface Information form the Function menu The belown shown window will appear Vender Description Manufacturer name of the scanner Canon Inc Device Description Product name Port Name Port name of the scanner recognized by Wind...

Page 12: ...Information from the Function menu The below shown window will appear Vender ID Manufacturer name of the scanner Canon Product ID Scanner name IX 48015H CanoScan 9950F ROM Version Firmware version of the control program of the scanner 1 7 ...

Page 13: ...f Test from the Function menu The below shown window will appear Click OK to start scanner self test When completed normally a dialog box shown below will appear When an error occurs refer to 6 Error Message to take a corrective action 1 8 ...

Page 14: ...ce 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 When Save to TIFF file is selected the image is stored in the file called img0 tif in the folder of the Canon Scanner Test When scan count is set at 2 or larger number the scanned images are saved in more than one file including img0 tif file img1 tit ...

Page 15: ...0 tif file and the image scanned by IR LED is stored in IR_0 tif file Both files are included in the folder of the Canon Scanner Test IR tif is an infrared image scanned with FARE function working If FARE function works normally only dirt or dust on the film will be scanned as an image If FARE function does not work well IR tif image will be all in black When scan count is set at 2 or larger numbe...

Page 16: ...erly Scanner is not connected to the host computer Refer to Service Troubleshooing by Symptom Failed to read scanner information Scanner is not properly connected to the host computer Refer to Service Troubleshooing by Symptom Failed to create a file Failed to open a file Canon Scanner Test is started from a CD ROM or write protected HDD Copy the Canon Scanner Test on a writable HDD to use Scanner...

Page 17: ... 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 1 12 ...

Page 18: ...Part 2 Technical Reference ...

Page 19: ...0 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 3 Mobile light source system FAU Newly adopted Mobile light source system FAU enabled to acquire twice light amount than ever before and it is contributing swiften film scan 4 FARE Level 3 Backlight correction func...

Page 20: ... turned on Lock switch is not released Release the lock switch Acoustic noise 3 A scan Thumbnail does not display normally Film scan Film scan with overexposure underexposure films Film images are not recognized as images Set Thumbnail OFF and scan Thumbnail does not appear Occurrence frequency A Comparatively high frequency is possible caution needed B Possibly occurs under a certain condition bu...

Page 21: ...Part 3 Parts Catalog ...

Page 22: ...FIGURE 1 CABLE ...

Page 23: ...1 1 2 3 4 5 FE2 0216 000 FE2 0223 000 FE2 0224 000 FE2 0225 000 FE2 0226 000 1 1 CABLE USB ADAPTER AC ADAPTER AC ADAPTER AC ADAPTER AC JAPAN USA CANADA EUR CLA HK UK SPL 6 7 8 FE2 0227 000 FE2 0228 000 FE2 0229 000 ADAPTER AC ADAPTER AC ADAPTER AC AUS CHINA KOREA ...

Page 24: ...FIGURE 2 MAIN BODY 18 23 21 4 4 19 1 2 3 5 9 4 8 8 6 15 8 13 21 14 10 16 19 7 17 12 12 7 7 7 7 20 22 11 14 7 ...

Page 25: ...000 FE2 0212 000 1 14 4 1 1 CARRIAGE ASS Y SCREW SCREW PLATE GEAR 2 SPRING 11 12 13 14 15 FE2 0219 000 FE2 0078 000 FE2 0202 000 FE2 0220 000 FE2 0215 000 1 2 1 2 1 SCREW SCREW MOTOR ASS Y SCREW COVER CABLE 16 17 18 19 20 FE2 0208 000 FE2 0204 000 FE2 0203 000 FE2 0214 000 FE2 0211 000 1 1 1 2 1 POEWR BUTTON ASS Y KEYBOARD PCB ASS Y FUNCTION BUTTON ASS Y FOOT FRONT LOCK CARRIAGE 21 22 23 FE2 0213 ...

Page 26: ...Part 4 Appendix ...

Page 27: ...ver FARE Unit Drive Motor CCD PCB Analog IC Button PCB 24V ACadapter HostComputer ScannerButton PowerLED DRAM Home Position Sensor Control Program J2 JP9 JP1 JP8 JP2 Scanning Lamp Inverter PCB J1 FAU FAU Lamp Inverter PCB JP9 IEEE 1394 Controller JP9 JP9 4 1 ...

Page 28: ...put Preview time Approximately 3 6 sec Scanning time Color 11 0 msec line Scanning time Gray 11 0 msec line Power supply AC adapter Interface UB2 0 Hi Speed USB Full Speed USB1 1 equivalent IEEE1394a Macintosh only Scanner button 4 buttons COPY SCAN PDF MAIL on the scanner unit Operating environment Temperature 10 to 35 degrees Relative humidity 10 to 90RH Non condensing Air pressure 613 1013hPa P...

Page 29: ...m slide 120 format Maximum 6 x 22cm 4 x 5 Image mode 16 bit input for RGB each 16 bit 8 bit output Grayscale 16bit input 16bit 8bit output Optical resolution 4800 x 9600 dpi Scanning time 5 5 80 msec line Operating environment Temperature 10 to 35 degrees Relative humidity 20 to 80 RH Non condensation 4 3 ...

Page 30: ...PRINTED IN JAPAN IMPRIME AU JAPON CANON INC ...

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