SK200-UM-251 - Graphtec

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10. TROUBLESHOOTINGCause Checkpoint RemedyThe scanned drawing Clean the contact glass plates and replace if Clean the contact glass plates and replace ifhas undesired blacklines.necessary.necessary.Clean the image sensors.Confirm that calibration (white correction)has been properly performed.Perform calibration from the beginning (whitecorrection).Check the document hold-down plate for Clean the feed rollers.stains.Check whether the problem persists after Replace the image sensors.cleaning and adjustments.The scanned drawing Check the contact glass plates for dust and Clean the contact glass plates and replace ifhas undesired white damage.necessary.lines.Confirm that calibration (white correction)has been properly performed.Perform calibration from the beginning (whitecorrection).Part of the scanned Confirm that the sensor X overlaps and Y Align the sensor joints.drawing is missing(the scanned drawingis horizontallycompressed).offsets are appropriate.Part of theConfirm that the sensor X overlaps and Y Align the sensor joints.scanned drawing isoverlapped.offsets are appropriate.The image quality ispoor.Check whether any of the contact glassplates is dirty.Use purified water or alcohol to clean thecontact glass plate(s). (Do not use chemicalsolvents.)Confirm that the image resolution is Select an appropriate resolution.appropriate.The PC does not Confirm that the scanner has been turned Turn on the scanner.detect the scanner. on.Confirm that the PC has detected the USBproperly.Reattach the USB cable, set it up, andreinstall the USB driver.Check the cable for broken wires, shorting, Replace the cable.and bent connector pins.Confirm that the power supply for thescanner unit functions properly.Check the supply voltage and replace thepower supply as necessary.When placed on thescanner, the paperis moved beyond thescanning section andThe media sensors do not function properly. Clean the media sensor.Check the sensor cable for contact with othercables.Replace one or both media sensors.drops to the back ofthe scanner.Paper jam occurs. Check the transfer section for foreign objects. Remove foreign objects.There is a difference The sensor color density has not been Adjust color density.in color density properly corrected.between the rightandleft-handportions of thedocument scanned ingrayscale.SK200-UM-251-9370 10-2
11. OPTION AND CONSUMABLES11. OPTION AND CONSUMABLES11.1 Optional ItemCodeST0064High standItem Name11.2 ConsumablesCodeItem NameIS0907Carrier Sheet (A0)IS0908Carrier Sheet (A1)IS0917Calibration Sheet (42 inches)EM-CPCleaning paper (50 sheets)SK200-UM-251-9370 11-1
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HISTORY OF REVISIONSNo. Date issued
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1. OVERVIEW1. OVERVIEW1.1 Standard
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2. PART NAMES AND FUNCTIONS(10) EJE
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3. CONNECTION AND PREPARATIONS3.1 C
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3. CONNECTION AND PREPARATIONSR3.3
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4. INSTALLING THE SOFTWARE4.2 Insta
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4. INSTALLING THE SOFTWARE4.4 Check
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5. DAILY MAINTENANCE5.2 Cleaning th
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5. DAILY MAINTENANCE5.5 Cleaning th
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5. DAILY MAINTENANCE5.7 Scanner Cal
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5. DAILY MAINTENANCECalibrationBefo
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5. DAILY MAINTENANCEColor Correctio
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5. DAILY MAINTENANCE(10) The follow
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7. LIST OF JIGS AND TOOLS7. LIST OF
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8. DISASSEMBLING AND ADJUSTING THE
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8. DISASSEMBLING AND ADJUSTING THE
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Page 56 and 57: 8.13 CIS Sensor Unit AssembliesDeta
Page 78 and 79: 9. ADJUSTMENTS USING THE SOFTWARE(5
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Page 92 and 93: 9. ADJUSTMENTS USING THE SOFTWARETi
Page 101 and 102: 12. PARTS LISTS12. PARTS LISTS12.1
Page 103 and 104: 12. PARTS LISTS12.3 Side CoverNo. P
Page 105: 12. PARTS LISTS12.5 Feed SectionNo.
Page 108 and 109: 12. PARTS LISTS12.8 Upper Section 2
Page 110 and 111: 12. PARTS LISTS12.10 Rear CIS Senso
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Page 115 and 116: SK200-UM-251-9370 13-313. BLOCK DIA
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Page 130 and 131: 13.2.2 CIS Controller Board for SK2
Page 134 and 135: 13. BLOCK DIAGRAM AND CIRCUIT DIAGR
Page 140 and 141: 13.2.6 Data Controller Board for SK
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13. BLOCK DIAGRAM AND CIRCUIT DIAGR
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SK200-UM-251-9370 13-4413. BLOCK DI
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