Avision AV626C User manual

Color Image Scanner
AV626C
User's Manual
(D/N 250-0152-E Rev. A)
Avision Inc.

ii
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. No part of this publication may be
reproduced, transmitted, transcribed, stored in a retrieval
system, or translated into any language or computer
language, in any form or by any means, electronic,
mechanical, magnetic, optical, chemical, manual, or
otherwise, without the prior written permission of the
manufacturer.
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.

iii
Warranty
The information contained in this document is subject to
change without notice.
The manufacturer 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.
The manufacturer 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.

iv
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.
However, there is no guarantee that interference will
not occur in a particular installation. If this equipment
does cause harmful interference to radio or television
reception, 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
receiver.
* Connect the equipment into an outlet on a circuit different
from that to which the receiver is connected.
* Consult the dealer or an experienced radio/TV
technician for help.
CAUTION: Any changes or modifications not expressly
approved by the manufacture of this device could void
the user's authority to operate the equipment.

v
Table of Contents
1. INTRODUCTION.....................................................................................................1-1
2. SCANNER INSTALLATION.................................................................................2-1
2.1 PRECAUTIONS..................................................................................................2-1
2.2 UNLOCKING THE SCANNER.........................................................................2-2
2.3 CONNECTING THE CABLE............................................................................2-3
2.4 DOCUMENT PLACEMENT.............................................................................2-4
3. SCANNER DRIVER INSTALLATION................................................................3-1
3.1 INSTALLATION PROCEDURE........................................................................3-1
3.2 UNINSTALL THE SCANNER...........................................................................3-3
4. SCANNER OPERATION & DOCUMENT PRINTING......................................4-1
4.1 IMAGE TYPE......................................................................................................4-3
4.2 SCANNING PARAMETERS & IMAGE CONTROL.......................................4-5
4.3 SCANNING..........................................................................................................4-9
4.4 PRINTING..........................................................................................................4-10
5. USING VISUAL PARK BY ONE TOUCH OF THE PUSH BUTTON...........5-1
6. MAINTENANCE......................................................................................................6-6
7. TROUBLESHOOTING...........................................................................................7-1
7.1 QUESTIONS AND ANSWERS..........................................................................7-1
8. SPECIFICATIONS...................................................................................................8-1
8.1 MODEL: AV626C...............................................................................................8-1

1-1
1. INTRODUCTION
Congratulations on your purchase of the Button scanner.
The Button scanner is compact and small to save desk
space.
You can scan both normal printing material including
photographs as well as the transparency and store them in
your computer. Then you can modify them for a variety
of purposes on your computer and enjoy the wonderful
world of image.
The following sections introduce the unpacking,
hardware and software installation, the operation, and
maintenance information to you. Please do take a few
minutes to read through them to keep quality scanning
result possible.
Figure 1-1 shows how the scanner is packed. Please check
all the items against your checklist contained in the box or
against Figure 1-1. If there is any missing or damaged,
please contact your nearest dealer immediately for the
replacement.

1-2
1. Power Adapter 2. Cushion 3. Manual,Driver Kit CD.
4. D25P Cable 5. Scanner 6. Carton
Figure 1-1 Scanner packing
1
2
3
4
6
5

1-3
Package Contents
1. Software CD
2. Power Adapter
3. D25P Cable
4. Quick Installation Guide
5. Avision AV626C

2-1
2. SCANNER INSTALLATION
2.1 PRECAUTIONS
Ÿ Keep the scanner out of direct sunlight. Direct
exposure to the sun or excessive heat may cause
damage to the unit.
Ÿ Do not install the scanner in a humid or dusty
place.
Ÿ Be sure to use the proper AC power source.
Ÿ Place the scanner securely on an even, flat
surface. Tilted or uneven surfaces may cause
mechanical or paper-feeding problems.
Ÿ Retain the scanner box and packing materials for
shipping purposes.

2-2
2.2 UNLOCKING THE SCANNER
As shown below, unlock the scanner by moving the
scanner lock to the Use position.
1. “Use” Position 2. “Shipping” Position
Figure 2-1 Unlocking the Scanner

2-3
2.3 CONNECTING THE CABLE
Connect the power cable and signal cable as shown
below.
1. Scanner 2. Power Adapter
3. D25P Cable 4. PC Parallel Port
5. Printer Cable
Figure 2-2 Scanner cable connection
1
2
34
5

2-4
2.4 DOCUMENT PLACEMENT
As shown in Figure 2-3, place the document on the
glass with the text facing away from you.
1. Document Cover 2. Document Pad
3. Reference Mark 4. Document Board Glass
5. Reference Frame 6. Document
Figure 2.3 Document Placement
1
2
3
4
5
6

3-1
3. SCANNER DRIVER
INSTALLATION
To run Button scanner at optimum speed, the
following minimum requirements are
recommended:
* IBM compatible PC 386/486, Pentium or later;
* Microsoft Windows 3.1,Windows 95, Windows
NT;
* One printer port available (enhanced parallel port
recommended);
* 20 Megabytes of available hard disk space for
installation;
* 8 Megabytes of RAM (16 Megabytes or higher
recommended);
* A video graphics array (VGA) monitor;
* A Microsoft Windows-compatible pointing device
(e.g.,
mouse);
* A CD ROM drive.
3.1 INSTALLATION PROCEDURE
Installation procedures of Avision AV626C driver
are as follows:
1. Start Windows 3.1 or Windows 95.
2. Insert software CD into your CD ROM drive.
In Windows 3.1 or higher
3. From the File Menu, choose RUN, type
d:\driver\AV626C.exe (d represents the letter for
your current CD-ROM drive). Click O.K.

3-2
In Windows 95 or Windows NT
3. Press the Start button, choose RUN, type
d:\driver\AV626C.exe (d: the CD-ROM drive in
use), and then click O.K. (See Figure 3-1,3-2)
4. Follow the on-screen instructions to complete the
installation.
Fig. 3.1
Fig. 3.2

3-3
3.2 UNINSTALL THE SCANNER
You can uninstall the scanner by selecting
Start>Programs>Avision AV626C and double
clicking on the Uninstall command from the scanner .

4-1
4. SCANNER OPERATION &
DOCUMENT PRINTING
Scanning Images from within an Application
(TWAIN)
1. Open your application and choose Select
Source from the File menu. If the Select
Sourcemenu options are not available from
the File menu, see the user guide of your
application to learn how the TWAIN link
is used.
2. A dialog box appears containing the
different TWAIN sources that you can
choose from to bring an image into your
application.
3. Select AV626C /xx Vx.xx as the source.
4. When you have used the dialog box to
select a different source, you will need to
select AV626C as the source again before
you can reuse the Button scanner.
5. Place the image to be scanned face down
on the glass.
6. From the File menu, select Acquire.
7. The TWAIN user interface will pop up on
the screen. Click on the Preview or Scan
button to get the image.

4-2
The TWAIN user interface:

4-3
4.1 IMAGE TYPE
The Button scanner provides five image types as
explain in below:
Line art
Error Diffusion
Scanning Source Halftone
Gray Color
Scanning Source
Two scanning sources are provided- flatbed
as well as transparency.
Line art
Line art presents the image in black and
white only and there are no intermediate
shades of gray in between.
Halftone
In addition to the black and white display,
Halftone can present a somehow gray shade
of image by using different size of dots.
Error Diffusion
While taking up but a minimum storage
space, error diffusion gives good image
texture and excellent image details.

4-4
Gray (256 levels gray scale)
Gray presents a 256 shades of gray in an
image.
Color (Internal one billion colors)
The 36 bits True Color presents 16.7 million
color(output) and give much more tonal
range and details in a color image.

4-5
4.2 SCANNING PARAMETERS & IMAGE
CONTROL
Resolution: The number of dpi (dots per inch) that the
scanner uses for a scan. Usually the greater
the number, the higher the resolution. Yet
up to a certain level, the resolution will not
be visually increased but the disk space will
be increased.
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.
Resolution
Brightness
Contrast