background image

 

5-7

 

 

8-Bit Color 

 

an 

8-Bit Color

 image provides 256 color hues in the image. 

The file size of a 256 color image is 1/3 the size of a 

24-

Bit Color

 image. 

 

 

                   

 

  8-Bit  

Color Image

 

 

24-Bit Color 

 

24-Bit Color

 image consists of three 8-bit color channels. 

The red, green, and blue channels are mixed together to create 
a combination of one billion colors which give a more true-to-
life quality to the image. Choose 

24-Bit Color

 if you are 

scanning color photos. 

                      

 

                    24-Bit

  

Color Image

 

Summary of Contents for AV8000S

Page 1: ...AV8000S Flatbed ADF Color Document Scanner User s Manual D N 250 0351 0 Rev 2 0 ...

Page 2: ...at interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television r eception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and rece...

Page 3: ...iii Safety Regulation EMI Regulation UL C UL TUV GS CB certificate FCC Part 15 Subchapter J Class B DOC Class B Canada CE VCCI C TICK BSMI ...

Page 4: ...n Sie es vom Stromnetz trennen Somit wird im Falle einer Überspannung eine Beschädigung vermiden 8 Ö ffnen Sie niemals das Gerät Das Gerät dart aus Gründen der elektrischen Sicherheit nur von authorisiertem Servicepersonal geöffnet werden 9 Wenn folgende Situationen auftreten ist das Gerät vom Stromnetz zu trennen und von einer qualifizierten Servicestelle zu Überprüfung a Flüssigkeit ist in das G...

Page 5: ...ERATION 3 1 3 1 SCANNING OPERATION 3 1 3 1 1 Scan with the user interface 3 1 4 USING THE BUTTONS 4 1 4 1 CUSTOMIZING YOUR BUTTON SETTINGS 4 1 4 2 USING THE SCAN BUTTON 4 4 5 USER INTERFACE 5 1 5 1 SCAN METHOD 5 1 5 2 DETERMINING YOUR RESOLUTION 5 2 5 3 SELECTING A PROPER IMAGE TYPE 5 4 5 4 ENHANCING YOUR IMAGE 5 8 5 5 CONTRAST 5 9 5 6 INVERT IMAGE 5 10 5 7 MIRROR 5 11 5 8 PREVIEW AUTO AREA 5 12 5...

Page 6: ... CLEANING THE GLASS 6 1 7 TROUBLE SHOOTING 7 1 7 1 QUESTION AND ANSWER 7 1 7 2 ERROR MESSAGES 7 6 8 TECHNICAL SERVICE 8 1 9 SPECIFICATION 9 1 10 AUTOMATIC DOCUMENT FEEDER ADF INTRODUCTION 10 1 10 1 INSTALLATION 10 1 10 2 ADF SCANNING 10 2 10 3 CLEANING THE ADF 10 3 10 4 REPLACING ADF FEEDING MODULE 10 4 ...

Page 7: ...through this manual It provides you with the proper instructions 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 Figure 1 1 Scanner Packing Scanner main body Power Adapte r SCSI Cable Quick Guide CD SCSI card Document Cover ...

Page 8: ...roper AC power source 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 Use only the AC adapter ADP 50ZB made by Delta Electronics Inc included with the machine 2 1 SHIPPING SWITCH The scanner has a shipping switch that locks the carrier mechanism for transpo...

Page 9: ...ER i Carefully place the scanner on a table ii Unlock the scanner by moving the lock switch on the left side of the scanner to the Unlock position See Figure 2 1 Figure 2 1 Unlocking the Shipping switch Lock Position Unlock Positio ...

Page 10: ...seconds 5 Lock your scanner by moving the lock switch on the left side of the scanner to the Lock position 2 2 SCSI INTERFACE DEVICE ID When you have several devices on a SCSI chain you may need to adjust the SCSI ID selector setting located on the back of the scanner This setting assigns a specific device ID to the scanner If the assignment conflicts with an existing SCSI device please select a n...

Page 11: ... if the scanner is to be located between the computer and the other SCSI device The scanner is also equipped with a built in SYNC switch on the rear of the scanner See Figure 2 2 The factory default setting is ON Turn the SYNC switch off if the SCSI card connected to your computer is not compatible with AV8000S or your computer can not find the AV8000S Figure 2 2 Adjusting the SCSI ID Terminator S...

Page 12: ...2 5 Figure 2 2 Terminator ON OFF Host PC scanner SCSI Device Term Term Host PC scanner Term Terminator Off Terminator On ...

Page 13: ...i Place the document to be scanned onto the document glass face down ii Position the document so that the upper right corner is aligned with the reference mark Figure 2 5 Loading Document Document Cover Reference Mark Document ...

Page 14: ...f ii Turning the Power On Depress the side marked I to turn the power on The POWER LED will light If not please check the power source iii SCSI Card Connector There are two SCSI connectors available One is for connecting to your PC and the other is to connect to the scanner Follow the following picture to connect the SCSI cables To Power To SCSI connector ...

Page 15: ...128M bytes of RAM 256M bytes or higher recommended v A video graphics array VGA monitor v A Microsoft Windows compatible pointing device e g the mouse v A CD ROM drive Scanner driver Installation 1 Start Microsoft Windows 2 Insert the scanner bundled CD to your CD ROM drive 3 Press the Start button and choose RUN Type d driver setup exe d means the letter indicating your current your CD ROM drive ...

Page 16: ...If the Select Source command is not available on the File menu see your application s user s guide to determine how the TWAIN link is used A dialog box with a list of scanning sources appears 3 Select Avision Scanner 32Vx xx You need to select the source only once unless you want to choose another scanner 4 Place the document to be scanned in the ADF or on the flatbed glass platen 5 Pull down the ...

Page 17: ...ode you want to use for your scans on the Image Type drop down menu 8 Select a scanning resolution on the Resolution drop down menu 9 Select the settings for the scanning features e g Sharpen Descreen etc that you want to use 10 Click on the Preview or Scan button to preview or scan your document s ...

Page 18: ...uter please first customize your button settings to use the buttons properly To Customize your Button Preferences 1 Start your Button program by clicking Start Programs Scanner Software Button Manager The Button Manager icon appears at the lower right corner 2 Click Preferences to prompt the Preferences dialog 3 Please see next page on how to customize your Button Manager icon ...

Page 19: ...4 2 preferences ...

Page 20: ...pe 2 Scan Size Choose your scan size from Letter A4 or Business Card 3 Resolution Choose a proper resolution from 100 dpi to 1200 dpi 4 Image Format Choose from BMP PCX TIFF or JPEG 5 Image Editor Choose your favorite image editing application ...

Page 21: ...4 2 USING THE SCAN BUTTON 1 Press the Scan button Scan and load your scanned image to your image editing software application 2 The status bar will display to indicate the progress of your task Scan Button ...

Page 22: ...ed to scan one page at a time The following options available for the ADF document cover Simplex One page use this setting if you are using the automatic document feeder ADF to scan a single page document at a time Simplex Multi page use this setting if you are using the automatic document feeder ADF to scan batches of single page document at a time ...

Page 23: ...dots per inch dpi Normally the greater the dpi number the higher the resolution and the image file size Be aware that the greater resolution takes more time memory and disk space therefore up to a certain degree of dpi the resolution will not visually be improved on the contrary it makes your files more unmanageable Resolution 50 dpi Resolution 100 dpi ...

Page 24: ...n a small area at True Color mode 2 You can also refer to the following table to choose a proper resolution while applying your image to other application Scanner Settings Application Image Type Resolution dpi File Fax E mail Your Document LineArt 200 View Copy Edit Your Color Picture True Color 100 OCR Your Document LineArt 300 OCR Stands for Optical Character Recognition the process to convert a...

Page 25: ...ay in between That means each pixel of the image is 100 black or 100 white LineArt is the best choice of image type if you want to scan text pen or ink drawing Since only 1 bit of black or white information is required for each pixel the disk space required for saving lineArt image is only about 1 24 of that required to save 24 bit true color images Lineart Image Pixel A combination of two words p...

Page 26: ...image at a certain distance it looks very closely like a gray image yet it consumes the least disk space Halftone is the picture that we usually see in newspapers or magazines Since Halftone is one type of black and white image the disk space required to save a halftone image is 1 24 of that required to save a 24 bit true color image Halftone Image ...

Page 27: ...yscale image with 1024 shades of gray between pure black and pure white Choose this option if you are scanning black and white photographs With 8 bits of color information per pixel the file size of an image is eight times larger than a Black and White image and 1 3 the size of a 24 Bit Color image Gray Image ...

Page 28: ... 24 Bit Color image 8 Bit Color Image 24 Bit Color A 24 Bit Color image consists of three 8 bit color channels The red green and blue channels are mixed together to create a combination of one billion colors which give a more true to life quality to the image Choose 24 Bit Color if you are scanning color photos 24 Bit Color Image ...

Page 29: ...5 8 5 4 ENHANCING YOUR IMAGE Brightness Adjusts the lightness or darkness of an image The higher the value the brighter the image Increase your Brightness ...

Page 30: ...5 9 5 5 CONTRAST Adjusts the range between the darkest and the lightest shades in the image The higher the contrast the bigger the different gray scales Increase your Contrast ...

Page 31: ...5 6 INVERT IMAGE The invert command reverses the brightness and the color in the image For color images each pixel will be changed into its complementary color at the command of Invert Original After Invert ...

Page 32: ...5 11 5 7 MIRROR Click on the Mirror button to reverse the image create a mirror image Mirror function is off Mirror function is on ...

Page 33: ...scanned documents 5 9 PAPER SIZE UNITS Select a size on the Paper Size list of frequently used scan sizes Card 4 x 2 5 in Photo 5 x 3 5 in Photo 3 5 x 5 in Photo 6 x 4 in Photo 4 x 6 in B5 18 2 x 25 7 cm A5 14 8 x 21 0 cm A4 21 0 x 29 7 cm Letter 8 5 x 11 in Legal 8 5 x 14 in A3 29 7 x 42 cm Scanner Maximum The Units button indicates the measuring system that is in use Inch Cm or Pixel ...

Page 34: ...printed matter You can specify Newspaper Magazine or Catalog Before Descreen After Descreen Moiré pattern an undesirable pattern resulting from the incorrect screen angle of the overprinting halftone 5 11 SHARPEN Click on the Sharpen button to access a drop down menu that allows you to specify a level to sharpen the scanned image You can specify a Sharpen setting of Light More Heavy or Extra Heavy...

Page 35: ...ue Saturation and Lightness feature 5 13 AUTO LEVEL Click on the Auto Level button to add shadow to reveal more details in an image 5 14 ADVANCED SETTINGS Click on the Advanced Settings button to view the advanced settings buttons for Highlight Shadow Curves Color Balance Hue Saturation Lightness Color Drop out and Custom Settings six buttons on the right side of the TWAIN dialog box Highlight Sha...

Page 36: ...rs the darkest point Click on the Highlight Shadow button to access the Highlight Shadow Levels dialog box You can type values in the text boxes or you can place the mouse cursor over the line click the right mouse button and drag the line to specify the values you want Use the Highlight and Shadow settings together to extend the range of color and reveal more details in a color image ...

Page 37: ... adjust the midtone of the image without losing details in the lightest and darkest areas Select the Curve or Line button depending on if you want a curved or an angled setting Place the mouse cursor over the line click the right mouse button and drag the line to set the curve you want ...

Page 38: ...eters are used to adjust the image You can type values in the Color Levels text boxes or you can drag the sliding arrow under the color Hue Saturation Lightness Click on this button to adjust the hue saturation and lightness of an image This button is enabled when the Color Adjustment button is selected You can type values in the text boxes or you can drag the sliding arrow under the each item ...

Page 39: ...ensity for a color simultaneously changes when the hue adjustment is made Saturation specify a value in the Saturation box to adjust the saturation level of the color The level of saturation indicates whether the color is pale or rich Lightness specify a value in the Lightness box to adjust the color strength NOTE These options are available only when the Color Adjustment button is enabled ...

Page 40: ...color channel while scanning For example if your image contains red text or a red background choose R channel red to remove the red text or red background This feature is applicable only for black and white and grayscale images Make sure that you have selected a black and white or grayscale image type on the Image Type drop down menu when you use this option Tip Increasing the brightness after rem...

Page 41: ...me for your settings in the File Name text box and click on the Save button Your settings will be saved and the file name will appear in the list box Using a scan settings file You can use an existing settings file Right click on the file name for the settings you want to use and click on the Load button The settings in the file will automatically be specified in the scanning features dialog box D...

Page 42: ...Enable box to enable energy savings You can specify a time delay in the Minutes box Click on the Applybutton to save the changes Hint Setting check the Show Hints box if you want to have flags that show the name of an item appear when you place the mouse cursor on an item in the dialog box Click on the Applybutton to save the changes ...

Page 43: ...scanned image Lock scale Click on this button to fix the output width and height despite the selected scan size The scale value automatically changes when you apply this option and simultaneously resize the selected area Information Click on the Information button to access a window that gives you information about the scanner and driver ...

Page 44: ...ed and applied the Preview image is updated for a real time view of the change You can define the area to be scanned by dragging the cursor lines with the mouse Zoom view Click on the Zoom viewbutton to preview a selected area Scan Click on the Scan button to scan the area with the specified parameters You can define the area to be scanned by dragging the cursor lines with the mouse Exit Click on ...

Page 45: ...aned occasionally to ensure optimum image quality and performance 6 2 CLEANING THE GLASS The procedures i Soak a cotton swab with some isoprophy alcohol 95 ii Open the ADF unit and document cover as shown in Figure 6 2 Wipe the glass of flatbed area by moving the swab from side to side Figure 6 2 The Cleaning Area Glass ...

Page 46: ...roblems with the operation of your scanner please check the following troubleshooting hints 7 1 QUESTION AND ANSWER Question The READY Error 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 sca...

Page 47: ...ose the ADF unit Question More than one sheet of paper were fed into the scanner Answer 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 ...

Page 48: ...when feeding the paper Question When I power on the scanner it makes noises and will not stand ready Answer There are two possibilities a You forgot to remove the shipping switch from the scanner Please remove the shipping retainer first b You did not place the scanner on a flat desktop surface This may cause the scanner to function improperly ...

Page 49: ...ily lights or not If it flashes orange light the power adapter malfunctions or the main board is short circuited Contact your authorized local dealer to replace the power adapter or main board Question Getting image from the scanner is not a problem but when scanning the scanner or system will often crash Answer Please check a If the cable is firmly seated b Only two SCSI terminators can be connec...

Page 50: ...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 ...

Page 51: ... ADF cover ii Remove the paper out of the ADF unit carefully 2 When there is an error happening the Ready Error lamp on the front panel flashes in orange with various frequencies The error messages corresponding to frequencies are shown in the following table Flash Frequency Error Message 2 times SDRAM Test Failure 5 times Motor or Home sensor error 6 times Light check error 7 times Chassis lock ...

Page 52: ...terface card etc v The name and version of your software application v 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 number 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 Science Based Industrial...

Page 53: ...Dimension 589 x 428 x 135mm width depth height 316 mm height with ADF Net Weight 7 6Kg Interface 2 x SCSI 50 Pin Half pitch Power Supply Power Adapter 24V DC ADF Module Optional ADF Scan Speed Linear A4 300dpi 35PPM Gray A4 300dpi 25PPM Color A4 300dpi 9PPM ADF Paper Tray Capacity 50 sheets ADF Net Weight 3 7 Kg ...

Page 54: ...5 pages per minute 10 1 INSTALLATION i Lift the paper chute to about 45 degrees ii Move the two paper chute plastic legs down to the grips on the document cover iii Slightly snag the paper chute plastic legs into the grips on the document cover iv Move the paper chute extension to the length you want v Connect the ADF cable to the scanner Paper Chute Plastic leg Paper Chute Extension ADF Cable ...

Page 55: ...jam when automatically feeding multiple documents fan the paper before loading ii Place the documents face up onto the ADF paper chute with the leading edge in the auto feeder entrance iii Adjust the left and right guides so that they are snug against the sides of the documents Faced up Document Left right guide ...

Page 56: ...ab with isoprophyl alcohol 95 Cleaner kits are available from PictureVision ii 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 careful not to snag or damage the pick springs iii Wipe the pad in the direction from top to bottom Be caref...

Page 57: ...ng 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 Removing the pad Upper Part of ADF Pad Clamp ...

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