AVISION AV25 Image Scanner User's Manual Version 1.0 (Doc. No. 250-0053-0) Avision Inc.
Trademarks Microsoft is a U.S. registered trademark of Microsoft Corporation. Windows and MS-DOS are trademarks of Microsoft Corporation. IBM, PC, AT, XT are registered trademarks of International Business Machines Corp. Other brands and product names herein are trademarks or registered trademarks of their respective holders. Copyright All rights reserved.
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.
FCC Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. 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 to radio communication.
Table of Contents CHAPTER 1 INTRODUCTION ........................................................... 1-1 CHAPTER 2 SCANNER INSTALLATION ......................................... 2-1 2.1 INSTALLATION OF THE SCANNER ...................................................... 2-1 2-2 CONNECTING THE CABLE ................................................................ 2-2 CHAPTER 3 SCANNER DRIVER INSTALLATION ......................... 3-1 3-1 AUTO-INSTALLATION PROGRAM ...............................................
Chapter 1 Introduction Congratulations on your purchase of Avision AV25 image scanner. Avision Inc. is one of the leading companies in the world to develop high performance sheet-fed scanners. Before you install and operate the new scanner, please take a few minutes to read 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. Please check all the items against your checklist.
Figure 1-1 Scanner packing 1-2
Chapter 2 Scanner Installation Precautions * Keep the scanner out of direct sunlight. Direct exposure to the sun or excessive heat may cause damage to the unit. * Do not install the scanner in a humid or dusty place. * Be sure to use the proper AC power source. * Place the scanner securely on a level surface. Tilted or uneven surfaces may cause mechanical or paper-feeding problems. * Retain the scanner box and packing materials for shipping purposes. 2.
2-2 Connecting the Cable Be sure the scanner is power off. Connect the power cable and signal cable as shown below.
Document loading Load the documents one page at a time. And put the document to be scanned face down in the scanner. Figure 2-2 Put document in the scanner.
Chapter 3 Scanner Driver Installation Minimum Requirements: * IBM compatible PC 386/486 or Pentium; * Microsoft Windows 3.1 or Windows 95; * DOS 5.0 or higher; * One printer port available (enhanced parallel port recommended); * 2 megabytes of available hard disk space for installation; * 4 megabytes of RAM (8 megabytes or higher recommended); * A video graphics array (VGA) monitor; * A Microsoft Windows-compatible pointing device, e.g., the mouse; * A CD ROM drive.
For Windows 95 3. Press the Start button, choose RUN, type d:\driver\av25\setup.exe, and then click O.K. 4. Follow the instructions on the screen to complete the installation (usually just clicking O.K. will complete the installation). Fig. 3.1 Fig. 3.
3-2 Uninstall the Scanner You can uninstall the scanner by double-clicking on the Uninstall icon stored in the AV25 Driver group. ...
Chapter 4 Scanner Operation There are two types of application software interface to use with the AV25 scanner. They are TWAIN and ISIS. TWAIN is the most popular interface among image-editing application software, while ISIS is most popular among archiving application software (OCR). Scanning Images from within an Application (TWAIN) 1. Open your application and choose Select Source from the File menu.
6. Place the image to be scanned face down on the scanner. 7. From the File menu, select Acquire. 8. Avision TWAIN user interface will pop up on the screen. Click on the Prescan or Scan button to get the image.
4-1 Image Type As shown below, you can select the mode you want to use with your document or image. Just click on the corresponding button. Line art Error Diffusion Halftone Gray Scale Line art Line art includes only black and white areas. There are no intermediate shades of gray in between. Error Diffusion While taking up but a minimum storage space, error diffusion gives good image texture and excellent image details.
4-2 Scanning Parameters & Image Control Resolution Control Brightness Adjustment Contrast Adjustment Resolution: The number of dpi (dots per inch) that AV25 uses for a scan. Brightness: Adjusts the lightness or darkness of an image. The higher the value, the brighter the image. Contrast: Adjusts the range between the darkest and the lightest shades in the image. The higher the contrast, the bigger the different gray scales.
Auto Level Auto Area Descreen Reset Invert Calibration Quality Mode Speed Mode Pixel/Inch/Cm Set Gamma Image Information Auto Level: Optimizes the scanned image. Auto Area: Automatically sets the whole document as the scan area, no matter what its size. Descreen: Eliminates the Moire patterns commonly found in printed matter.
Reset: Resets the scanning parameters you set. Invert: The invert command reverses the brightness and the color in the image. Calibration: Defines “whiteness” for the scanner. Users are recommended to calibrate the light source if the scanned image looks undesirable or comes out to be too dark. Quality/Speed Mode: Users can select either mode to perform scanning according to their own need. Select quality mode scanning if your emphasis is on the quality of the scanned image.
4-3 Scanning Preview: Previews your image roughly and allocates the area to be scanned. Scan: Scans the area with the parameters you set. Exit: Cancels the current job. Document Size: To designate the size of your document, just click on its icon on the margin of the preview window As shown in the figure below, in the Preview window, you can define the area to be scanned by dragging the four cursor auxiliary lines.
Chapter 5 Troubleshooting The scanner will automatically perform a simple self test each time it is powered on. This will help spot major system errors in the scanner itself. If you have any problem with the operation of the scanner, please check the following troubleshooting hints.
5-1 Questions and Answers Question: Paper becomes jammed during scanning. Answer: Press the paper release button right-hand side of the scanner front panel. Pull out the jammed paper carefully. Question: More than one sheet of paper are fed into the scanner. Answer: Remember to load your documents one page at a time. Question: Paper becomes skewed in the scanner. Answer: When loading, remember to align your document with the slide guide to keep the paper path straight.
port time remarkably. You can remove the WPS from your WIN.INI file, as follows: From: [MS Text Converters] MSWorksWin=Works for Windows 2.0,C:\WINDOWS\MSAPPS\TEXTCONV\worksdos.cnv,wps Works for Dos 2.0=Works for DOS 2.0 MSAPPS\TEXTCONV\workswin.con,wps To: [MS Text Converters] MSWorksWin=Works for Windows 2.0,C:\WINDOWS\MSAPPS\TEXTCONV\worksdos.cnv Works for DOS 2.0=Works for DOS 2.0, C:\WINDOWS\MSAPPS\TEXTCONV\workswin.
Question: Sometimes it seems the scanner does not detect paper. Answer: The AV25 scanner’s paper sensor is located at the center of the paper guide. Please place whatever you want to scan somewhere thereabout and use the slide guide to keep the paper path straight.
5-2 Technical Service Technical support for Avision scanner is provided at the 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...); * The name and version of your scanning software application; * The version of your scanner driver.
Note: 1. You can find the latest driver and documents in Avision BBS. Our service is 24 hours a day. The communication setting is: 2400-19200 BPS, 8N1S. 2. You will be asked to enter your first name, last name and password at all times. 3. For first-time user, you will be requested of your full name and password. The same name and same password are required to enter BBS again next time.
Chapter 6 Specifications All specifications are subject to change without notice. The following can not be properly fed by ADF: * Paper with clip or staple attached; * Paper with ink not totally dry; * Paper with inconsistent thickness, such as envelopes; * Paper with wrinkles, curls, folds or tears; * Tracing paper; * Coated paper; * Carbonless paper; * Paper narrower than 3.5" or wider than 8.
6-1 Model: AV25 Scanner Type: Optical Resolution: Scanning Modes: Scanning Speed: Document Size Min. Document Size: Paper: Interface: Power Consumption: Dimensions: (WxDxH) Weight: Desktop Sheet-fed up to 200 dpi * 200 dpi (H*V) Black & White mode Halftone mode (64-step) Error diffusion (2 patterns) 8-bit gray scale (256 levels) 6 pages per minute (200 dpi, line art, letter size) 8.5” * 14” 4" x 3.5" (ADF) 3.5" x 2" (manual feed) 16 lbs. to 24 lbs. Printer port 10 watts 295 mm x 51 mm x 61 mm 0.
EC Declaration of Conformity According to EN45014 Manufacturer's Name: Manufacturer's Address: AVISION INC. No. 20, Creation Road I, Science-Based Industrial Park, Hsinchu, Taiwan, R.O.C.
