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 User’s Manual 

 

4.2.4

 

Scanning grayscale images  

The following options are available for scanning gray images.  

y

 

Brightness 

y

 

Contrast 

y

 

Resolution 

y

 

Invert 

  

4.2.5

 

Scanning B&W images  

The following options are available for scanning B&W images.  

y

 

Binarization (Dynamic Threshold) 

y

 

Resolution 

y

 

Invert 

 

Or 

y

 

Binarization (Fix Processing) 

y

 

Threshold 

y

 

Brightness 

y

 

Resolution 

y

 

Invert 

 

4-19

Содержание DF-0902H

Страница 1: ...High Speed Document Scanner User s Manual Regulatory model DF 0902H Avision Inc ...

Страница 2: ...or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of Avision Inc Material scanned by this product may be protected by governmental laws and other regulations such as copyright laws the customer is solely responsible for complying with all such laws and regulations Warranty The information contained in this document is subject t...

Страница 3: ...cause undesired operation The FCC Class A limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference in which case the user will be required to co...

Страница 4: ... recovery and recycling in an effort to protect human health and the environment For more information about where you can drop off your waste equipment for recycling please contact your local city office your household waste disposal service or the shop where you purchased the product As an ENERGY STAR Partner Avision Inc has determined that this product meets the ENERGY STAR guidelines for energy...

Страница 5: ... Microsoft Windows 2000 Windows XP Windows Vista Windows 7 USB port 2 0 compatible with USB 1 1 At least 100 MB of free hard disk space 500 MB is recommended At least 128 MB of system memory 512 MB of RAM is recommended At least 1 GB of RAM for Windows Vista A CD ROM drive v ...

Страница 6: ... 2 ADF Scanning 3 2 3 3 Verifying Your Scanner Installation 3 3 3 4 A Glance of the Scanner Properties Dialog Box 3 7 4 Using the Scanner Properties Dialog Box 4 1 4 1 Buttons on the Scanner Properties Dialog Box 4 2 4 2 The Image Tab 4 4 4 3 The Compression Tab 4 23 4 4 The Color Dropout Tab 4 25 4 5 The Paper Tab 4 29 4 6 The Multi Feed Detection Tab 4 35 4 7 The Preview Tab 4 46 4 8 The Options...

Страница 7: ... Cleaning the ADF 6 1 6 2 Cleaning the Glass 6 3 6 3 Replacing the ADF snap in pad module 6 4 6 4 Replacing the ADF Paper Feed Roller 6 6 7 Trouble shooting 7 1 7 1 Question and Answer 7 1 7 2 Paper Jam in the ADF 7 5 8 Technical Service 8 1 9 Specifications 9 1 Index 9 2 ...

Страница 8: ... on how to unpack install operate and maintain the scanner Figure 1 1 shows how the scanner is packed You can check all items against your checklist included with your scanner 3 4 5 2 1 1 Scanner main unit 2 Power adapter 3 Power cord 4 USB cable 5 User s manual CD Figure 1 1 Scanner Packaging Note When you unpack the scanner retain the packing material and shipping box in case you may transport t...

Страница 9: ...RON DA 48M24 by APD included with the machine Using other AC adapters may damage the machine and void the warranty Place the scanner securely on an even flat surface Tilted or uneven surfaces may cause mechanical or paper feeding problems Retain the scanner box and packing materials for shipping purposes 2 1 Unlocking the Shipping switch The scanner has a shipping switch that locks the carrier mec...

Страница 10: ...place the scanner in an upright position on its front 2 Unlock the scanner by moving the lock switch beneath the scanner to the Unlock position See Figure 2 1 3 Gently place the scanner back to its normal position Figure 2 1 Unlock the Shipping Switch 2 3 ...

Страница 11: ...s below to lock the shipping switch 1 Turn off the scanner 2 Lift the Document cover to reveal the flatbed glass and scanning unit 3 Turn on the scanner 4 Turn off the scanner again while the scanning unit moved to the end for a few seconds 5 Place your scanner in an upright position on its front side 6 Lock your scanner by moving the lock switch to the Locked position 7 Place the scanner back to ...

Страница 12: ...paper chute wire leg down to the grips on the document cover 3 Slightly press the paper chute to snap the wire leg into the grips on the document cover 4 Pull out the paper chute extension to the length you want paper chute extension paper chute wire leg Figure 2 3 Install the ADF Unit 2 5 ...

Страница 13: ... the three protrusions on the output paper tray to the three slots on the ADF 3 Release the paper tray gently Make sure the tray is firmly attached to the ADF 4 Pull out the output paper tray extension wire to the desired length output paper tray extension Figure 2 4 Install the ADF Output Paper Tray 2 6 ...

Страница 14: ...he small end of the power adaptor into the power jack of your scanner Insert the other end to an appropriate power outlet Power cable 2 4 2 Connecting to Power Press the power switch to the I position to turn on the scanner To turn off the scanner please press the power switch to the O position Power switch 2 7 ...

Страница 15: ...ure your computer can identify the USB scanner please install scanner driver first before connecting the scanner to your computer 1 Place the supplied CD ROM onto your CD ROM drive 2 The software installation graphic appears If not run setup exe 3 Choose Install Scanner Driver to install the scanner driver 2 8 ...

Страница 16: ...User s Manual 2 6 Connecting to Computer 1 Connect the square end of the USB cable to the USB port of your scanner Connect the rectangle end to the USB port of your computer USB cable 2 9 ...

Страница 17: ...fication screen appears click Continue Anyway to complete the installation 4 When the Finish dialog is prompted click the Finish button 5 Click View Manual to view or print the detailed user manual for the scanner and bundled applications respectively Note To uninstall the scanner driver in Windows XP be sure to keep your scanner connecting to your computer ...

Страница 18: ...that can not be scanned using the ADF can be placed on the flatbed for scanning See Figure 3 1 1 Place the document to be scanned onto the document glass face down 2 Position the document so that the upper right corner is aligned with the reference mark Figure 3 1 Place Document on the scanner 3 1 ...

Страница 19: ...r before loading 2 Lift the balance wire 3 Place the documents onto the ADF paper chute in either paper side face down face up with the leading edge in the auto feeder entrance Let the balance wire rest on the top of the documents 4 Adjust the left and right guides so that they are snug against the sides of the documents document balance wire guide Figure 3 2 Load Multiple Document 3 2 ...

Страница 20: ...n is not correct please review the preceding section to check if the cable connection and scanner driver have been successfully installed Before you begin be sure the scanner is on 1 Select Start Programs Avision AVxxx Scanner Avision Capture Tool Note If Avision Capture Tool does not appear on All Programs of your Start menu please access from the following path C Windows TWAIN_32 Avision Avxxx A...

Страница 21: ...ner model 4 Type your desired folder name and file name in the File Path box Default is C My Scan Image Note If you do not wish to save the scanned image deselect the Save button since default is Save Enable In this case the thumbnail view will be disabled And therefore after viewing all the scanned images only the last one will remain on the screen 5 Click the Setup button or choose Setup from th...

Страница 22: ... more details about the Scanner Properties dialog box please see the subsequent chapter Using the Scanner Properties Dialog Box 8 Place your document face down on the document glass or face up in the auto document feeder 9 In the Scan Validation dialog box click the Scan button or choose Scan from the File menu 10 The document will be scanned and displayed in the Scan Validation screen After the s...

Страница 23: ... Bar Thumbnail View 11 You can view the scanned image in Fit Page or Actual Size 100 button from the Viewing toolbars at the right side 12 Click the Close box or Quit from the File menu to exit the Scan Validation Tool 3 6 ...

Страница 24: ...ons vary based on type of scanner 3 Brightness Adjust the brightness level from 100 to 100 4 Contrast Adjust the contrast level from 100 to 100 Determine the quality of the scanned image The industry standard is 200 dpi 5 Resolution 6 Invert Reverse the color of your scanned image 7 Scan Source Choice Auto Document Feeder Flatbed Flatbed Book Automatic varies due to different scanner model 8 Defau...

Страница 25: ...he Scanner Properties Dial The Scanner Properties dialog box allows you to configure the scanner s settings It consists of several tabbed windows each of which will be described in this chapter The Scanner Properties dialog box 4 1 ...

Страница 26: ... box Buttons Description Defaults Click the Defaults button the factory default settings will be shown on each tab Scan After all the scan settings are satisfactory click the Scan button to start scanning your document Close Click the Close button to leave the Scanner Properties dialog box 4 2 ...

Страница 27: ... Brightness None Contrast None Compression None Color Dropout None Paper Cropping Automatic Deskew Yes Orientation Portrait OverScan 0 00 Multifeed Detection None Unit Inch Options Rotation Degrees None Blank Page Removal None Edge Fill White 0 mm Image Control Option None Setting Enable Energy Saver Enable 15 minutes after last scan action Show Scanning Progress Yes Show Warning Message Yes Save ...

Страница 28: ...t for the resolution you can set individual scan settings for the front side and the rear side For example all settings in the Image tab Compression tab Color Dropout tab can be set individually for the front and the rear side However the settings in the Paper tab the Option tab and the Setting tab have to be set the same for the front and rear side The Image tab dialog box 4 4 ...

Страница 29: ... side option If you wish to scan both the front side and the rear side of your color document you can check both Front Color and Rear Color at the same time Note the options vary based on type of scanner Example 1 Scanning a two sided color document both sides in color Side Image Selection Front Rear 4 5 ...

Страница 30: ...er in color Side Image Selection Front Rear Image Type Description Color Choose Color if you wish to scan a color image for your original in color Gray Choose Gray image if your original contains actual shades of gray B W Choose B W if your original contains only text pencil or ink sketch B W Gray Color 4 6 ...

Страница 31: ...ption This option is useful when you have a mixture of color and non color document Note If you choose Front Rear Auto Color Detection you can not specify the image mode of your rear page and vice versas Sensitivity of Auto Color Detection If your documents contain primarily B W text and small amount of light or pale colors and you do not wish them to be recognized as color image to save the file ...

Страница 32: ...evaluate each document to determine the optimal threshold value to produce the highest quality image This is used to scan mixed document containing faint text shaded background or color background with a single setting If Dynamic Threshold is selected Threshold Brightness and Contrast are not available Sensitivity of Dynamic Threshold Occasionally your scanned image may contain small dots or speck...

Страница 33: ... selected Contrast is not available Halftone In addition to the black and white display Halftone can present a somehow gray shade of image by using different size of dots Halftone image looks like the picture we have seen in the newspaper Options include Halftone 1 Halftone 2 Halftone 3 Halftone 4 Halftone 5 Error Diffusion Error Diffusion is a type of Halftone Error Diffusion gives good image tex...

Страница 34: ...Error Diffusion Image 4 10 ...

Страница 35: ... can be used to subdue backgrounds and subtle unneeded information A high threshold value produces a darker image and can be used to help pick up faint images Adjust the threshold setting by dragging the Threshold sliding bar to the left or right to achieve the desired threshold setting 200 dpi Threshold 80 Brightness 0 200 dpi Threshold 170 Brightness 0 4 11 ...

Страница 36: ... your original contains photo to reproduce your photo in vivid grayscale image When using Photo no Threshold and Contrast can be adjusted Normal When using Normal Threshold Brightness and Contrast can be adjusted Threshold The value ranges from 0 to 255 The default is 230 A low threshold value produces a lighter image and can be used to subdue backgrounds and subtle unneeded information A high thr...

Страница 37: ...User s Manual Normal Photo Document Threshold 230 Normal Photo Document Threshold 230 4 13 ...

Страница 38: ...ness The range is from 100 to 100 Contrast Adjusts the range between the darkest and the lightest shades in the image The higher the contrast the bigger the different grayscale Drag the slider to the right or left to increase or decrease the contrast The range is from 100 to 100 Brightness 50 Brightness 0 Normal Brightness 50 Contrast 50 Contrast 0 Normal Contrast 50 4 14 ...

Страница 39: ...mes approximately 25 MB of disk space A higher resolution usually means over 600 dpi is only recommended when you need to scan a small area at True Color mode Choose a resolution value from the drop down list The default value is 200 dpi Available resolutions are 75 100 150 200 300 400 and 600 Or you may choose your desired value by clicking the box in the right side of the drop down list and pres...

Страница 40: ...htness and the colors in the image The default setting is Black on a White background Reverse mode is White on a Black background For color images each pixel will be changed into its complementary color at the command of Invert Black on White White on Black 4 16 ...

Страница 41: ...et to ADF If Automatic is selected and there is document only in flatbed then the scan source will be set to flatbed y Merge Two Sides into One Image If you have a sheet fed duplex scanner with front input tray you can scan an A3 size document with an innovative method Thus fold your A3 size document into A4 and then load the paper in the front tray Choose Merge Two Sides from the Scan Source opti...

Страница 42: ...rate color This option uses the default parameters ICC profile to adjust the colors of the image Normal After Color Matching 4 2 3 Scanning color images The following options are available for scanning color images y Brightness y Contrast y Resolution y Invert 4 18 ...

Страница 43: ...anning gray images y Brightness y Contrast y Resolution y Invert 4 2 5 Scanning B W images The following options are available for scanning B W images y Binarization Dynamic Threshold y Resolution y Invert Or y Binarization Fix Processing y Threshold y Brightness y Resolution y Invert 4 19 ...

Страница 44: ...ing them To add a new profile 1 Customize your settings For example change your resolution image type cropping method scan size or other scan settings 2 Click the Image tab and then choose Profiles to prompt the Edit Your Profile dialog box 3 Click Add to enter the name of the profile and then choose Save 4 The new profile will be saved and shown in the Profiles dropdown list box 4 20 ...

Страница 45: ...tely loaded and displayed on Scanner Properties dialog box To delete a profile 1 From the Image tab dialog box click Profiles to prompt the Edit Your Profile dialog box 2 Choose the profile you want to delete from the dropdown list box 3 Click Delete A Confirm message Are you sure you want to delete this profile is prompted 4 Choose Yes to delete or Cancel to quit 4 21 ...

Страница 46: ...click the Rename button 3 Enter new name for the profile 4 Choose Save to save the new profile or Cancel to quit Note The preset default profiles include Flatbed Simplex B W 200 dpi Simplex Gray 200 dpi Simplex Color 200 dpi Duplex B W 200 dpi Duplex Gray 200 dpi Duplex Color 200 dpi If you have a simplex or a sheetfed scanner the duplex or the flatbed option will not be available 4 22 ...

Страница 47: ...ur image editing application If your image editing application does not support the type of compression format then either a warning message will appear or the image quality of the compressed file will not be acceptable JPEG Joint Photographic Editor Group This group developed and lent their name to a file compression standard for color and grayscale images that is widely used by scanners and soft...

Страница 48: ...The Compression tab dialog box 4 24 ...

Страница 49: ...en your text when using OCR Optical Character Recognition software The Custom option allows you to specify your desired color to be removed by entering its RGB Red Green and Blue value respectively Tolerance Specify the allowable color range to be removed for the color you selected Specified range 1 100 The large the numeric value the wider the color dropout range is Note that this function suppor...

Страница 50: ...The Color Dropout dialog box 4 26 ...

Страница 51: ...ropped out A lower value will drop more of the selected color out while a higher value will leave more of the selected color in Background Level The pixel which is higher than the background value will be adjusted to the lightest point Adjust the value for both the Filter Threshold and Background Level to produce the best optimal result Example slightly adjusting the background value makes your te...

Страница 52: ...Remove Blue Threshold 20 Background 255 Remove Blue Threshold 20 Background Level 210 4 28 ...

Страница 53: ...User s Manual 4 5 The Paper Tab The Paper tab allows you to define values relating to image output i e Auto Crop or not Scan Area OverScan Multi Feed Detection The Paper tab dialog box 4 29 ...

Страница 54: ...batches of same sized documents If you select this option you can use the arrow keys to define the x and y offset values width and length to redefine your scanned area The Display window will show image placement as you change the values EOP End of Page Detection This feature allows you to define the area or zone to be imaged Use for batches of same width but different length documents If you sele...

Страница 55: ...e position from the top end of the document to the top end of the scanning area y Width the width of the scanning area y Length the length of the scanning area y Center automatically calculates the x offset for center fed feeding based upon document size selected y relocate the scan area by click the arrow key on the cross sign while retain the scan size View the result from the Display window 4 3...

Страница 56: ...None US Letter 8 5 x 11 US Legal 8 5 x 14 ISO A4 21 x 29 7 cm ISO A5 14 8 x 21 cm ISO A6 10 5 x 14 8cm ISO A7 7 4 x 10 5 cm ISO B5 17 6 x 25 cm ISO B6 12 5 x 17 6 cm ISO B7 8 8 x 12 5 cm JIS B5 18 2 x 25 7 cm JIS B6 12 8 x 18 2 cm JIS B7 9 1 x 12 8 cm Scanner Maximum Long Page Long Page When you need to scan documents whose length exceeds scanner maximum please choose Long Page Note if Long Page i...

Страница 57: ...plied to a batch of skewed document to be scanned in the auto document feeder Select a value between 0 and 5 mm Note the overscan result will not be shown in the Display window and that the availability of the function varies based on type of scanner Pre Feed Choice Enable Disable If enable is selected you can set the amount of time the scanner starts pre feeding your paper after your documents ha...

Страница 58: ...our document to the feeder the scanner starts scanning automatically 2 If your scanner has a flatbed option and you place your paper on the flatbed after the timeout period you need to click the Scan button on the TWAIN user interface to start scanning 4 34 ...

Страница 59: ... Detection allows you to detect overlapped document that go through the auto document feeder Multi Feed usually occurs due to stapled documents adhesives on documents or electro statically charged document Note The availability of the function varies based on type of scanner 4 35 ...

Страница 60: ...d with a photo or a label may easily be detected as multi feed yet you wish to bypass these multi feed conditions In this case you can use the intelligent mode to let the scanner memorizes and skips these multi feed conditions Choice includes Disable By Length By Position By Length Position By Length When a multi feed is detected for the first time the scanner memorizes the length of the paper att...

Страница 61: ...essage appears 3 Press the Scan button on the scanner The LED indicator first turns to red color and then stays in green color 4 Click OK to close the multi feed message 5 Open your TWAIN data source in your scanning application The same multi feed condition will not be recognized as multi feed Note 1 You can clear the previous multi feed conditions by clicking the Reset button 2 The scanner can m...

Страница 62: ... be highlighted 3 Drag your mouse pointer on the top or the bottom of the detection area to specify your area in the display window Or you may use the up and down arrow key of the Top and Bottom to change its size The Top indicates the starting position of the detection range The Bottom indicates the ending position of the detection range Note the top value and the detection range has to be at lea...

Страница 63: ...User s Manual Detection Area Outside the Range Box Top 3 Bottom 7 4 39 ...

Страница 64: ... scanner There are two options available if Multi Feed is detected z Stop Scanning after Multi Feed If this is selected the scanner will stop the feeder and display the following Warning dialog box if multi feed is detected Action 1 Follow the instruction on the Warning dialog box to remove the rest pages on the feeder 2 Click OK to close the Warning dialog box 3 Scan the rest pages 4 40 ...

Страница 65: ... Multi Feed Alarm If a wave file is added the scanner will make a sound alarm if multi feed is detected yet no Warning dialog box will be displayed If Stop Scanning after Multi Feed is selected the scanner will stop the feeder If Stop Scanning after Multi Feed has not been selected the scanner will continue to scan till the end of your document Action 1 If Stop Scanning after Multi Feed is selecte...

Страница 66: ...owse button on the right side of the speaker icon The Open dialog box appears 2 Choose your wave file 3 Click the Open button The wave file is added Units Defines the primary measurement system Inches Millimeters and Pixels are available 4 42 ...

Страница 67: ...nature appears in a consistent area on the document such as resumes and so on The following procedure describes how to reproduce the entire document in B W and a portion of document picture in color 1 On the Paper tab choose Relative to Document or Fixed to Transport from the Cropping option 2 Choose your scan size from the Scan Area option The selected scan size will be displayed in a red rectang...

Страница 68: ...o correctly crop your relative scan area The Preview Image The Preview Button 5 Select image type from the Image Selection box The selected image will appear in highlighted color For example Front Color 6 Place your cursor on the Preview window and click your left mouse button A cross sign will appear as illustrated Create your relative scan size diagonally by dragging the left mouse button to you...

Страница 69: ... 7 Check the B W image from the Image Selection box to scan the entire document 8 Click the Scan button to start scanning the document in two image types and sizes See the result in below The entire document in B W The relative area in color 4 45 ...

Страница 70: ...oose your scan area by the Scan Area drop down list box or placing your cursor on the Display window and dragging it diagonally on the Display window Then a red rectangle box will appear to indicate the selected area Note If you choose Automatic Cropping on the Paper Tab then to select a scan area on the Preview tab is not allowed The Display Window The Preview Tab 4 46 ...

Страница 71: ...User s Manual 4 8 The Options Tab The Options tab allows you to set following additional image processing settings The Option tab dialog box 4 47 ...

Страница 72: ...ided document which are viewed in portrait are sometime fed into the scanner in landscape or vice versa Choice Book Fanfold If Book is selected the image of the reverse side will not be rotated The following illustration shows the documents which should be viewed in portrait are fed into the scanner in landscape 4 48 ...

Страница 73: ...otate 180 Auto based on contents When Auto based on contents is selected images can be rotated to their proper orientations based on their contents Auto rotate every even page Automatically rotate 180 on every even page This is especially useful when you scan the inside pages from a book As a result if you choose Flatbed book from the Scan Source option auto rotate every even page will be selected...

Страница 74: ...age and move the slider to the left or right to your desired threshold Edge Fill Check White or Black if you wish to add white or black edge on the border of your scanned image Enter the value from 0 to 5 mm Default value is 0 Original Edge Fill 5mm Black 4 50 ...

Страница 75: ...User s Manual Image Control Option Check the Mirror box if you wish to reverse the right and left side of your image Original The Mirror Effect 4 51 ...

Страница 76: ... Recognition processing and also helps to reduce compressed file size Define the speckles also known as image noise you wish to remove by specifying its number size and radius range The measuring unit is pixel The higher the number the more speckles will be removed Before Despeckle noise number 0 noise radius 1 After Despeckle noise number 22 noise radius 10 4 52 ...

Страница 77: ...User s Manual Note The function is currently available for Black and White image only To scan at rated speed it is recommended to set the noise radius up to 10 pixels 4 53 ...

Страница 78: ...Background Setting This option allows you to set your scan background Choice White Background Black Background White Background Black Background 4 54 ...

Страница 79: ...ollowing settings The Setting tab dialog box Energy Saving Control Check the Enable Energy Saver box and move the slider to the right to set the amount of time to start the energy saver after your last action The range is from 1 to 240 minutes The default is 15 minutes 4 55 ...

Страница 80: ...ata especially when you have a large amount of documents needed to be scanned You can also specify your memory size by the page number For your information an A4 color document scanning at 300 dpi consumes approximates 24MB Barcode Detection Check this option to enable detecting and recognizing barcode in your document After the detecting process an avbarcode ini file will be generated and stored ...

Страница 81: ...ssages such as ADF pad count exceeds 50 000 scans the number varies based on type of scanner Please replace the ADF pad and reset the pad count Save Settings after Closing Check to save your scanner properties settings after leaving the dialog box Next time when you open the Scanner Properties dialog box the previously saved settings will be shown 4 57 ...

Страница 82: ...at the back of your document if external imprinter is selected Choice External Imprinter Digital Imprinter If you have installed an external imprinter choose external imprinter If you do not have an imprinter choose digital imprinter Note External Imprinter provides a vertical and rear side print capability while digital printer provides a horizontal and front side print capability 4 58 ...

Страница 83: ...session This value is increased sequentially by the scanner Date Time Choose if you wish to include the date and time in your print string Format YYYYMMDDHHSS For example 20090402170645 check0001 indicates year month date hour seconds your custom text and the counter Custom Font Click the Browse button to insert your desired font This option is available only if you have installed an external impr...

Страница 84: ...t string Move the slider from 1 to 5000 Default 300 This feature is available only if an external imprinter is installed Print Position Choose the position of your printed string Choice Top Middle Bottom Custom If Custom is selected enter the X and Y offset value to specify the position 4 60 ...

Страница 85: ...system and scanner information The Information tab dialog box The Report button If you encounter any error message while using the scanner click the Report button A report txt file C AVxxx will be generated Please send this file to the nearest service center for trouble shooting 4 61 ...

Страница 86: ...to reset the pad count The Reset Roller Count button After scanning approximately 200 000 pages the number varies based on type of scanner through the ADF the ADF roller may be worn out and you may experience problems with document feeding In this case it is highly recommended to replace the ADF roller with a new one Note the replacement of the ADF roller has to be performed only by authorized ser...

Страница 87: ...odes including B W gray color options Dither 5 halftone levels available can be disabled Dots per inch Select your desired resolution Paper Size Select your desired paper size Brightness Adjust your scan image brightness or darkness Contrast Adjust the range between the darkest and the lightest shades in the image Default Click to reset all settings Area Select your desired scan area or position 5...

Страница 88: ...feed at once If this occurs please follow the cleaning procedures to return your scanner to its original state The cleaning procedures 1 Moisten a cotton swab with isoprophyl alcohol 95 2 Carefully open the ADF to the left Wipe the feeding rollers by moving the swab from side to side Rotate the rollers forward with your finger and repeat the above cleaning procedures until the rollers are clean Be...

Страница 89: ...6 2 Roller ADF Pad ...

Страница 90: ...ome isoprophy alcohol 95 2 Open the ADF unit and document cover as shown in Figure 6 2 Wipe the glass of flatbed area and ADF area by moving the swab from side to side 3 Close the ADF unit and document cover Your scanner is now ready for use Glass Figure 6 2 The Cleaning Area 6 3 ...

Страница 91: ... feeding In this case it is highly recommended to replace the pad module with a new one For ordering the pad module please consult your nearest dealer and follow the procedure below to replace it Disassembling Procedure 1 Open the ADF cover 2 Remove the ADF snap in pad module by pulling out the upper part of the pad clamp as shown in Figure 6 3 ADF Pad Figure 6 3 Remove the ADF Pad ...

Страница 92: ...User s Manual Assembling Procedure 1 Take out the ADF pad module from the box 2 Hold the upper part of the pad clamp and place it gently to the pad holder 6 5 ...

Страница 93: ...6 6 6 4 Replacing the ADF Paper Feed Roller 1 Open the ADF cover ADF cover 2 Lift the tabs Tab ...

Страница 94: ...User s Manual 3 Remove the paper feed roller ADF paper feed roller 4 Insert the new paper feed roller by aligning the tabs into the slots and pressing the roller into place Slot 6 7 ...

Страница 95: ...6 8 5 Reinsert the paper feed roller cover and snap it into place 6 Close the ADF cover ...

Страница 96: ...e problems with the operation of your scanner please check the following troubleshooting hints 7 1 Question and Answer Question The LED indicates that the scanner is ready but the scanner does not respond to the scan command from the host computer Answer a Please check if the signal cable is firmly seated and invoke the scan command again If there is still no response please reset the scanner by t...

Страница 97: ...nswer a Open ADF unit b Remove the multi fed sheets of paper c Close the ADF unit d Flatten the corners and edges loosen the paper before reloading it in the paper guide e Check the feeding roller condition and do the cleaning if necessary Question Paper becomes skewed in the scanner Answer a Check the feeding roller condition do the cleaning if necessary b Use the paper guide when feeding the pap...

Страница 98: ... scanner to function improperly Question When I power on the scanner the lamp does not light Answer The possibilities are as follows a The lamp is out of order In that case contact your authorized local dealer to change the lamp The life time of the lamp is about 5000 hours b Check whether the power LED on ADF cover steadily lights or not If it flashes the power adapter malfunctions or the main bo...

Страница 99: ...and 1 8 for your printer and monitor respectively b Use Brightness setting from the TWAIN user interface to get a brighter image Question The scanner works well otherwise but for the line art the lines scanned seem much thicker than those of the original Answer Use the Brightness or Threshold setting to adjust the line art image ...

Страница 100: ...Jam in the ADF In the event of paper jam please follow the procedures below i Open the ADF cover as shown in Figure 7 1 ii Pull the paper out of the ADF unit carefully ADF Unit Document Figure 7 1 ADF Paper Jam Removing the Paper ...

Страница 101: ...k space display card interface card etc The name and version of your software application The version of your scanner driver Please call us at US and Canada Area Avision Labs Inc Address 6815 Mowry Ave Newark CA 94560 USA Telephone 1 510 739 2369 Fax number 1 510 739 6060 Web Site http www avision com E mail support avision labs com Other Area Avision Inc Address No 20 Creation Road I Hsinchu Scie...

Страница 102: ...ce Cold Cathode fluorescent lamp ADF Capacity 50 sheets Scan Area Flatbed up to European A4 8 5 x 11 69 ADF 3 7 x 5 5 Min ADF 8 5 x 14 Max Interface USB 2 0 Power Requirement 24Vdc 2 0A Power Consumption 48 watts operation 7 watts power saving Operation Temperature 10 C to 35 C Dimension 567 x 350 x 199 mm Weight 7 2 kg 15 87 lbs ...

Страница 103: ...al 4 50 Brightness 4 14 Disable By Length By Position By Length Position 4 36 Cache None Page Number Memory Size 4 56 Invert 4 16 JPEG 4 23 Cleaning the Glass 6 3 Mirror 4 51 Color 4 6 Multi Feed Detection 4 35 Color Dropout Remove Red Remove Green Remove Blue Custom 4 25 output paper tray 2 6 output paper tray extension 2 6 OverScan 4 33 Color Matching 4 18 paper jam 3 2 7 5 Contrast 4 14 Print A...

Страница 104: ...User s Manual 9 3 Normal Rotated 4 60 Transport Timeout 4 33 Ultrasonic Detection 4 40 ...

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