Avision AV8350 User Manual
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Avision AV8350 User Manual

Avision AV8350 User Manual

Document imaging scanner
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User's Manual
Document Imaging Scanner
Avision Inc.
(D/N: 250-0505-E Rev. 1.0)

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Summary of Contents for Avision AV8350

  • Page 1 User’s Manual Document Imaging Scanner Avision Inc. (D/N: 250-0505-E Rev. 1.0)
  • Page 2 Avision Inc. Material scanned by this product may be protected by governmental laws and other regulations, such as copyright laws; the customer is...
  • Page 3 Warranty The information contained in this document is subject to change without notice. Avision makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of fitness for a particular purpose. Avision shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.

  • Page 4: Fcc Radio Frequency Interference Statement

    15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Responsible Avision Labs, Inc. Party: Telephone No.: +1 (510) 739-2369...

  • Page 5: Table Of Contents

    Table of Contents INTRODUCTION ................1-1 SOFTWARE INSTALLATION.............2-1 ..........2-2 INSTALLING THE CD SOFTWARE SCANNER INSTALLATION ............3-1 ................3-1 RECAUTIONS ...............3-1 CANNER NPACKING ADF ..........3-3 OADING THE APER WITH .........3-4 IXING APER ON THE GLASS BOARD ............3-5 CNNECTING THE ABLES IDENTIFY THE USB DEVICE.............4-1 SCANNER OPERATION...............5-1 ............5-1 USER INTERFACE OPERATION...
  • Page 6 ..................6-14 IRROR : ............6-15 REVIEW : ................6-15 APER 6.10 ..................6-15 NITS 6.11 ................6-16 ESCREEN 6.12 ..................6-17 HARPEN 6.13 ...............6-17 OLOR DJUSTMENT 6.14 ................6-18 EVEL 6.15 ..............6-18 DVANCED ETTINGS 6.16 ..................6-3 URVES 6.17 ...............6-4 OLOR ALANCE 6.18 ..............6-6 OLOR 6.19 ..............6-7 USTOM ETTINGS 6.20...
  • Page 7 TROUBLESHOOTING..............9-1 ..........9-1 REQUENTLY ASKED UESTIONS ..............9-4 ECHNICAL ERVICE SPECIFICATIONS ..............10-1...

  • Page 8: Introduction

    INTRODUCTION Congratulations on your purchase of the product. Avision is one of the leading companies, which make high quality document scanner. To ensure the optimum performance of the scanner, please take a few minutes to read through this manual before you install and operate the new scanner.
  • Page 9 Power cable/Power adapter USB cable Quick Guide...

  • Page 10: Software Installation

    SOFTWARE INSTALLATION To run the scanner at rated speed as recommended, you must have the following minimum requirements: IBM compatible PC 586, Pentium or higher Microsoft Windows 98 / 98SE / Me / 2000 / XP USB port (USB 2.0 card recommended) At least 100 MB of free hard disk space At least 128 MB of system memory A CD-ROM drive...

  • Page 11: Installing The Cd Software

    2.1 INSTALLING THE CD SOFTWARE 1. Insert the supplied CD into your CD-ROM. The installation menu appears, as shown below. Note: If the Installation menu fails to appear, an alternative method is to click the Start button on the task bar, choose Run, and type “d:\cdsetup.exe”...
  • Page 12 2. Click “Install Driver” to install the TWAIN or ISIS driver. 3. Click “Install Application” to install all application software. 4. Follow the on-screen instructions to install applications respectively. 5. Restart the PC after installing all software applications...

  • Page 13: Scanner Installation

    SCANNER UNPACKING Please unpack the scanner carefully. If any item is missing or damaged, please contact your authorized Avision dealer immediately. Remove the shipping lock: Unlock the scanner by moving the lock switch to the “Unlock”...
  • Page 14 Lock position Unlock position Lock Removal...

  • Page 15: Loading The Paper With Adf

    3.3 LOADING THE PAPER WITH ADF Place your document with the text face up and make the top of the page to the left side as shown below. Feed Direction Top of Page...

  • Page 16: Fixing Paper On The Glass Board

    3.4 FIXING PAPER ON THE GLASS BOARD Align the document to the reference mark, as indicated. Reference Mark Document Lay the paper on the scanner...

  • Page 17: Cnnecting The Cables

    3.5 CNNECTING THE CABLES Be sure the scanner power is switched off. Connect the power cable, ADF cable ,and USB cable as below. Power cable USB cable ADF cable Cable Connection Turning on the Power The power is controlled by a toggle switch on the side of the scanner.

  • Page 18: Identify The Usb Device

    IDENTIFY THE USB DEVICE After connecting the cables successfully, turn on your computer. The computer should detect a new USB device and prompt a “New Hardware Found” message. (Windows 9X/Windows ME) (Windows 2000/XP) In Windows 9X or Windows ME, confirm that the “Search for a better driver.”...
  • Page 19 In Windows XP, click the Next button to continue. When the Finish dialog is prompted, click the Finish button. (Windows 9X/Windows ME) (Windows 2000/XP)

  • Page 20: Scanner Operation

    SCANNER OPERATION For TWAIN Application AV500U allows you to operate the scanner from within a TWAIN or plug-in software application. As the scanner driver is not a stand- alone software, it has to be started from within a TWAIN/ISIS*- compliant software application and then the scanner driver is able to scan and load the image to your computer.
  • Page 21 Select the scanning method you want to use on the Scan Method drop-down menu. Select the mode you want to use for your scans on the Image Type drop-down menu. Select a scanning resolution on the Resolution drop-down menu. Select the settings for the scanning features (e.g., Sharpen, Descreen, etc.) that you want to use.

  • Page 22: User Interface

    USER INTERFACE 6.1 SCAN METHOD Select how you want to scan on the Scan Method drop-down menu. ADF/One-page—use this setting if you are using the automatic document feeder (ADF) to scan a single-page document at a time. ADF /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: Determining Your Resolution

    6.2 DETERMINING YOUR RESOLUTION A good control of the resolution results in a satisfactory detail of an image that scans. The resolution is measured by dots per inch (dpi). Normally, the greater the dpi number, the higher the resolution and the image file size.
  • Page 24 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, and on the contrary, it makes your files more unmanageable. Resolution: 50 dpi Resolution: 100 dpi...
  • Page 25 Tips: 1. For your information, an A4 size color image scanned at 300 dpi at True Color mode consumes approximately 25 MB of disk space. A higher resolution (usually means over 600 dpi) is recommended only when you need to scan a small area at True Color mode.

  • Page 26: Selecting A Proper Image Type

    6.3 SELECTING A PROPER IMAGE TYPE Select image type through the mode from the scanner user interface for your own purpose. Each image type described as follows: Line art (Black and White) LineArt presents the image in black and white only and there are no intermediate shades of gray in between.
  • Page 27 Lineart Image *Pixel: A combination of two words: picture and element, a pixel is a single dot on a computer display or in a digital image.
  • Page 28 Halftone In addition to the black and white display, Halftone simulates gray scale by using different size of dots. Particularly when you view the 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.
  • Page 29 8-Bit Gray A single-channel image consists of at least 256 shades of gray. An 8-bit scanner produces a grayscale 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 Black and White an image is eight times larger than a...
  • Page 30 8-Bit Color 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 Bit Color image. 8-Bit Color Image...
  • Page 31 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 24-Bit Color more true-to-life quality to the image. Choose if you are scanning color photos.

  • Page 32: Enhancing Your Image

    6.4 ENHANCING YOUR IMAGE Brightness: Adjusts the lightness or darkness of an image. The higher the value, the brighter the image. 6-11...

  • Page 33: Contrast

    6.5 CONTRAST Adjusts the range between the darkest and the lightest shades in the image. The higher the contrast, the bigger the different gray scales. 6-12...

  • Page 34: Invert Image

    6.6 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 6-13...

  • Page 35: Mirror

    6.7 MIRROR Click on the Mirror button to reverse the image (create a mirror image). Mirror function is off Mirror function is on 6-14...

  • Page 36: Preview Auto-Area

    6.8 PREVIEW AUTO-AREA: Clicking on the Preview Auto-Area button automatically crops the preview scan area to the previewed document. This will then be the cropping area for all of the scanned documents. 6.9 PAPER SIZE: Select a size on the Paper Size list of frequently used scan sizes, including business card, 5 x 3 in., 6 x 4 in., Letter, Legal, B5, A5, A4, A3, or your current scan area to perform an immediate selection of your scan size.

  • Page 37: Descreen

    6.11 DESCREEN Click on the Descreen button to access a drop-down menu that allows you to specify the type of document you are scanning in order to eliminate the moiré pattern* commonly found in printed matter. You can specify Newspaper, Magazine, or Catalog. Before Descreen After Descreen 6-16...

  • Page 38: Sharpen

    *Moiré pattern—an undesirable pattern resulting from the incorrect screen angle of the overprinting halftone. 6.12 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 39: Auto Level

    6.14 AUTO LEVEL Click on the Auto Level button to add shadow to reveal more details in an image. 6.15 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).
  • Page 40 Use the Highlight and Shadow settings together to extend the range of color and reveal more details in a color image.

  • Page 41: Curves

    6.16 CURVES When you select the Curves button, a dialog box appears that allows you to 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.

  • Page 42: Color Balance

    6.17 COLOR BALANCE When you select the Color Balance button, a dialog box appears that allows you to adjust the color of the image so that it comes close to that of the original. The default parameters 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.
  • Page 43 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 44: Color Drop-Out

    6.18 COLOR DROP-OUT This feature is available when Black and White, Halftone, or 8-Bit Gray is selected on the Image Type drop-down menu. Click on the Color Drop-out button to access a dialog box that allows you to choose to remove the R (Red), G (Green), or B (Blue) color channel while scanning.

  • Page 45: Custom Settings

    6.19 CUSTOM SETTINGS Click on the Custom Settings button to access a dialog box where you can save your scan settings and configuration settings. There are two tabs: Scan Settings and Configuration Settings. Scan Settings The Scan Settings tab allows you to save your scanning feature settings in a file, load an existing file, or delete an existing file.
  • Page 46 Saving a scan settings file Type a name 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.

  • Page 47: Miscellaneous

    Energy Saving Mode—checks the Enable box to enable energy savings. You can specify a time delay in the Minutes box. Click on the Apply button 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.
  • Page 48 Information Click on the Information button to access a window that gives you information about the scanner and driver. Preview: Click on the Preview button to scan a document so you can review the scanned image. This allows you to specify an area to be scanned and any scanning feature settings to be used for future scans.

  • Page 49: Isis Interface Operation

    ISIS INTERFACE OPERATION The ISIS driver operation method is similar to the TWAIN’s. Every function on the ISIS interface screen is briefly described as below: Mode: select one of scan modes, including b/w, gray, color options. Dither: 5 halftone levels available, can be disabled. Dots per inch: select your desired resolution.

  • Page 50: Care And Maintenance

    CARE AND MAINTENANCE CLEANING THE ADF Your scanner is designed to be maintenance-free. However, it still needs to be cleaned occasionally to ensure optimum image quality and performance. The scanner parts may be contaminated with ink, toner particles or paper coatings. As a result, the scanner needs to be cleaned occasionally particularly in the following cases: 1.

  • Page 51: Cleaning The Glass

    8.2 CLEANING THE GLASS The procedures 1) Soak a cotton swab with some isopropyl alcohol. (95%) 2) Open the ADF unit and document cover as shown below. Wipe the glass of flatbed and ADF area by moving the swab from side to side. 3) Close the ADF unit and document cover.

  • Page 52: Replacing The Adf Detachable Pad Module

    REPLACING THE ADF DETACHABLE PAD MODULE After scanning approximately 150,000 pages through the ADF, the pad spring may be worn out and you may experience problems with document 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 in below to replace it.

  • Page 53: Troubleshooting

    TROUBLESHOOTING The scanner will automatically perform a simple self-test each time it is turned on. This will help spot major system errors in the scanner itself. When the test is initiated, the READY LED is flashing. When the test is completed, the READY LED is steadily on.
  • Page 54 Question: More than one sheet of paper were fed into the scanner. Answer: 1) Open ADF unit. 2) Remove the multi-fed sheets of paper. 3) Close the ADF unit. 4) Flatten the corners and edges; loosen the paper before reloading it in the paper guide. 5) Check the feeding roller condition and do the cleaning if necessary.
  • Page 55 Question: The scanned image always comes out to be too dark. Answer: 1) Use your application to modify the Gamma setting to 2.2 and 1.8 for your printer and monitor respectively. 2) Adjust Brightness setting from the TWAIN interface to get a brighter image. Question: The scanner works well except for the line art, the lines of which seem much thicker than the original.

  • Page 56: Technical Service

    9.2 TECHNICAL SERVICE Technical support for Avision scanner is provided at Avision Technical Assistance Center (ATAC). Before contact with ATAC, please prepare the following information. Scanner serial & revision number (located on the bottom of the scanner) Hardware configuration (e.g., your host CPU type, RAM size, free disk space, display card, interface card, etc.)

  • Page 57: Specifications

    10. SPECIFICATIONS All specifications are subject to change without notice. Scanner Type ADF/Flatbed Desktop scanner 300400008 Model Number Model Name AV8300 Data Output 24-bit color Optical Resolution up to 600 x 600 dpi Light Source Cold cathode fluorescent lamp Scanning Document Size ADF mode 11.8“...
  • Page 58 Scanner Type ADF/Flatbed Desktop scanner 300400008 Model Number Model Name AV8350 Data Output 24-bit color Optical Resolution up to 600 x 600 dpi Light Source Cold cathode fluorescent lamp Scanning Document Size ADF mode 11.8“ x 17” Flatbed mode 11.69“ x 17”...

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