Image Scan! For Linux User's Guide
Contents
1. On the server side you need to add the clients that are allowed to use the scanner s to the etc sane d saned conf file A sample setup may look like Scan client 192 168 0 2 For detailed information about the saned conf file and more refer to the saned 1 manual page The server s etc sane d dll conf should have the epkowa module enabled Installation of Image Scan for Linux adds this module and enables it by default 35 JJ0MJeN 3NYv s BuuNnByuoDd H Just as on the client the server s etc services needs a sane entry Again the installation of Image Scan for Linux should have taken care of that The saned daemon the program that handles all SANE network scan requests is typically started and stopped via the internet super server inetd or xinetd If your system uses inetd you need to add a line like sane stream tcp nowait root root usr sbin saned saned to your etc inetd conf file and restart the daemon This requires root privileges Restarting is typically achieved via etc init d inetd restart On xinetd based systems you need to add a sane file in the etc xinetd d directory and possibly tweak etc xinetd conf A sample sane file is provided with Image Scan for Linux in the documentation directory and looks like default off description SANE network scanner daemon Service sane disabled no port 6566 socket_type stream wait no user root server2. Flatbed Select Flatbed to scan reflective document TPU for Neg Film TPU for Pos Film Select one of them depending on the type of film negative or positive you are scanning Select TPU for Neg Film for negative film and TPU for Pos Film for positive film ADF Single sided Select ADF Single sided when using the ADF Auto Document Feeder to load your documents and scan only one side of your document pages ADF Double sided Select ADF Double sided when using the ADF Auto Document Feeder to load your documents and scan both sides of your document pages E TPU for Neg Film and TPU for Pos Film are disabled if Transparency Unit is not connected to your scanner W ADF Single sided and ADF Double sided do not appear if Automatic Document Feeder is not connected to your scanner If you are using a scanner that does not support the ADF Double sided function you cannot select ADF Double sided 20 xnul 10J juo2s bru Buisf E1 Image Type The Image Type list contains the following settings Color Photo Color Document Black amp White Photo Black amp White Document and Line Art Color Photo 24 bit color This setting is useful when scanning color photos Color Document 24 bit color This setting is useful when scanning magazines or catalogs in color Black amp White Photo 8 bit gray This setting 1s useful when scanning black and white photos Black amp White Document 8 bit gr
3. Specify a file name for the scanned image 32 xnul 10J juo2s eBouy Buisf 1 Scanning fo a Printer You can send the scanned image to the printer specified in the Configuration dialog box Follow the steps below RI To print the scanned image on an Epson printer we recommend you install Photo Image Print System Ver 1 3 1 or later for high quality printing The latest version of Photo Image Print System is available at http www avasys jp 1 Modify the settings as you prefer in the main window 2 Select Printer in the Destination list box 3 Ifyouare not using the default printer click the Configuration button and then enter the print command Click OK For example if the printer name is scxxxx enter lor Pscxxx Configuration Print Command lpr In order to print you must have an EPSON Photo Image Print System v1 3 1 or greater printer driver installed on your system OK Cancel 4 Click the Scan button The scanned image is sent to the printer 33 xnul 10J juDDS eBouy Buisf E Chapter 3 Configuring SANE Network Image Scan for Linux uses the SANE library to access your scanner s This library contains a network module that with a little configuration makes accessing scanners over the network a breeze This section explains how to get a network setup to work Here a computer running Image Scan for Linux is called the client and the computer that is connected to t
4. B AVASYS Public License Cautions and Notes fey contain important information and useful tips on using this software About This Guide This guide contains information on using Image Scan for Linux For information about your scanner see the manual shipped with your scanner RI E Some screen shots in this guide may be different from yours This difference does not change the instructions E Commands are indicated in fixed width font System Requirements Go to the website http download ebz epson net dsc search 01 search OSC LX for information on supported operating systems and scanners Chapter 1 Installing the Software This chapter explains how to install and uninstall Image Scan for Linux Installing Image Scan for Linux There are two packages for installing Image Scan for Linux core package and data package To install Image Scan for Linux install data package and then install core package For some models with plug in package after installing data package and core package install the plug in package Image processing package is optional to add some image processing functions Install it if you want to use some image processing functions In most graphical environments just double click the Image Scan for Linux binary package icon to install it If this does not work for you install it from a command line with the least common denominator tools as follows l Log in as
5. usr sbin saned Restart xinetd after adding the file 36 YIOMJON 3N vs SuynbyuoD H Troubleshooting Many factors play a role in networking and some ofthese may prevent your configuration from working Some ofthe more common network related culprits are The sane service Although the SANE documentation refers to it as the sane service the IANA has registered it as the sane port service This means that your systems may only have a sane port service in its etc services file This can wreck havoc on your network scanner setup To fix this you can 1 add an alias to your etc services so the entry looks like sane port 6566 tcp sane SANE network scanner daemon and or 2 modify your etc inetd conf or etc xinetd d sane file to use the sane port service instead ofthe sane service You may also have to adjust the etc hosts allow and or etc hosts deny files see below firewall Many distributions allow you to set up a packet filtering firewall during installation If this firewall rejects or drops network packets directed at port 6566 the port used by saned you will not be able to contact the scan server Note that both the server and client need to accept packets on the input and output chains 37 YIOMJON INWS BuuNnByuoDd H TCP wrappers Another access control mechanism that may prevent you from accessing saned on the server is tcpd This wrapper utility decides access based on information i
6. OTHER PARTY WHO MAY MODIFY AND OR REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE BE LIABLE TO YOU FOR DAMAGES INCLUDING ANY GENERAL SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE PROGRAM INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES an 43
7. Scan for Linux must be installed on both the server connected to a scanner and client computers OIOMYOS ays Burosu 3 W The SANE package version 1 0 3 or later must be installed before installing Image Scan for Linux http sane alioth debian org E For help on installation of Debian and RPM binary packages refer to your distribution s documentation Uninstalling Image Scan for Linux Follow the steps below to uninstall Image Scan for Linux 1 Log in as root 2 Execute the following command to uninstall Image Scan for Linux For Debian packages 2 1 Uninstalling plug in package Note Execute the following command only if you installed plug in package dpkg remove iscan plugin scanner or dpkg remove esci interpreter Sscanner 2 2 Uninstalling image processing plug in package Note Execute the following command only if you installed image processing plug in package dpkg remove iscan plugin esdip 2 3 Uninstalling core package dpkg remove iscan 2 4 Uninstalling data package dpkg remove iscan data OIOMYOS euj Burosu x For RPM packages 2 1 Uninstalling plug in package Note Execute the following command only if you installed plug in package rpm e iscan plugin scanner or rpm e esci interpreter scanner 2 2 Uninstalling image processing plug in package Note Execute the following command only if you installed image processing plug in packag
8. Thin is selected Thin Select this option when a double feed occurs but scanning does not stop while Standard is selected The scanned file data is deleted if scanning to multiple page file is stopped by the Detect Double Feed function You will need to reload all the sheets and try again 24 xnul 10J juDDS eBouy Buisf Fy Image Controls Document Image Controls Tone Correction Gamma Highlight Shadow Threshold Contrast Calibration Cleaning Gamma Gamma is the difference in contrast between the light tones and dark tones of an image Changes in the gamma level only affect mid tones and can be effective for bringing out details normally hidden in shadow or highlight To change the values move the slider left or right When Image Type is Line Art the Gamma control is dimmed Highlight You can adjust the brightness in the lighter parts of an image If the value is decreased the image becomes brighter ifthe value is increased the image becomes darker To change the values move the slider left or right When Image Type is Line Art the Highlight control is dimmed 25 xnul 10J juo2s eBouy Buisf n Shadow You can adjust the darkness in the darker parts of an image Ifthe value is decreased the image becomes brighter if the value is increased the image becomes darker To change the values move the slider left or right When Image Type is Line Art the Shadow control is dimmed T
9. and Shadow settings in the Image Controls dialog box are automatically set The Auto Exposure button is dimmed if there is no preview image or if Line Art is selected for Image Type 15 xnul 10J juo2s eBoy Buisf E1 Scanner Displays the scanner name you have selected If you want to use a different scanner on the network you need to quit Image Scan for Linux and then run it again Then select the scanner in the Scan Selector dialog box zg The scanner name is not displayed in compact GUI mode Destination list box when in normal mode You can specify where the scanned image is to be sent either File or Printer When you select Printer the scanned image is sent to the default printer If you want to use a different printer click the Configuration button to specify the printer ig If you start Image Scan for Linux from the GIMP this setting is dimmed Scan to Print when in compact GUI mode Click the Scan to Print button to scan and print the image Printing is performed with the printer registered as the default printer If you want to use another printer for printing click the Configuration button and specify the printer xnul 10J juo2s abou Buisf E 16 Start Button check box When you check this box the scanner will not perform a scan until you press the Start Button of your scanner This is convenient if your scanner is for example located in another room or you want to make several
10. file with all pages Binding Position for Double Sided Scanning Left Top Start filing at 1 Number of digits 3 Selection home user befault pdf Q cance E OK The screen shot is when ADF is selected for document source 30 xnul 10J juo2s eBouy Buisf E1 Location Indicates the directories where image files are saved Determine File Type Select a file type to be saved for example PNM PNG JPEG or PCX Create file with all pages When you select PDF or TIFF for the file format you can save multiple pages to one file If checked the following two options will be disabled Binding Position for Double Sided Scanning When scanning both sides of the document select the edge where the document is bound You can select either Top or Left Start filing at This menu appears if ADF is selected for the document source or the Start button is enabled Specify a number to be added to the end of the file name The number will increase by one for each subsequent file Number of digits This menu appears if ADF is selected for the document source Specify the number of digits for the sequential number zig The digit increases as the sequential number exceeds the number of digit For example if the number of digits is set to 1 and the sequential number comes to 9 the number of digits becomes 2 and the next sequential number becomes 10 31 xnul 10J juo2s bru Buisf E Save file edit box
11. root 2 Execute the following command to install Image Scan for Linux For Debian packages 2 1 Installing data package dpkg install iscan data ver rel all deb 2 2 Installing core package dpkg install iscan ver rel arch deb OIOMYOS euj Burosu Fil 2 3 Installing plug in package if provided dpkg install iscan plugin scanner ver rel S arch deb or dpkg install esci interpreter scanner ver rel S arch deb 2 4 Installing image processing plug in package optional dpkg install iscan plugin esdip Sversion Srelease deb For RPM packages 2 1 Installing data package rpm upgrade iscan data Sver Srel noarch rpm 2 2 Installing core package rpm upgrade iscan Sver Srel Sarch rpm 2 3 Installing plug in package if provided rpm upgrade iscan plugin Sscanner Sver Srel Sarch rpm or rpm upgrade esci interpreter scanner ver rel arch rpm 2 4 Installing image processing plug in package optional rpm upgrade iscan plugin esdip version release rpm fey m Abbreviations used for package representations mean as follows ver package version rel package release number arch package architecture W f the message error failed dependencies appears during installation of Image Scan for Linux quit the installation Install the necessary packages listed in the message and then install Image Scan for Linux again W When using the scanner on the network Image
12. scans in a row not unlike what happens when scanning from an ADF unit zg E For scanners that do not support the Start Button this check box is not displayed E n compact GUI mode this check box is displayed in the Document tab Speed priority scanning Select this check box when scanning speed is more important than image quality zg W When your scanner does not support this function the scanning speed will not change E ncompact GUI mode this check box is displayed in the Document tab Scan button when in normal mode Click the Scan button to start scanning For detailed information see Scanning an Image on page 30 17 xnul 10J juo2s eBoy Buisf E1 Scan to File when in compact GUI mode Click the Scan to File button to save the scanned image to file After you click this button select the save directory and file name and then start scanning For detailed information see Scanning an Image on page 30 Configuration button When you select Printer for the destination the scanned image is sent to the default printer If you want to use a different printer click the Configuration button to specify the printer Print Command Specify a print command up to 256 characters When using an Epson printer we recommend you install Photo Image Print System for high quality printing Your print system needs to be able to handle the PNG format Both the Common Unix Print System CUPS and Photo
13. the color adjustments as you prefer See Image Controls on page 25 or Tone Correction on page 28 9 Selecta destination to send the scanned image You can either save a scanned image as a file or send it directly to a printer See Destination list box when in normal mode on page 16 10 Click the SCan button The scanned image is saved as a file or sent to the printer See Scanning an Image on page 30 Running Image Scan for Linux You can start Image Scan for Linux either from the command line or through the GIMP From the command line Atthe command prompt execute the following command to start Image Scan for Linux iscan Image Scan for Linux starts If more than one scanner are connected to the network the Scan Selector dialog box appears See Scan Selector dialog box on page 11 xnul 10J juDDS eBoy Buisf E1 From the GIMP graphic software You can also start Image Scan for Linux from the GIMP In this case the scanned image is transferred to the GIMP for further image manipulation instead of a file or printer As of version 1 15 0 iscan is automatically registered as a GIMP plug in if you install the binary package In case it didn t because you built from source for example you can register it yourself with the following command In s usr bin iscan gimp 2 2 plug ins Adjust the version number to match the version of the GIMP that you use Once iscan is registered
14. Copyright O 2004 2012 Seiko Epson Corporation The Image Scan for Linux User s Guide is provided under the terms of the AVASYS Public License A verbatim copy of this license can be found at the end of this Guide Contents Introduction Before Using Image Scan for Linux 0 0 0 c eee ee eee 1 About the License lle ne 2 Cautions and Notes 0 0 0 0 ccc ee 2 About This Guide 0 0 0 0 ccc cece eee e 2 System Requirements 0 00 0 cece eee eee eens 3 Chapter 1 Installing the Software Installing Image Scan for Linux 4 Uninstalling Image Scan for Linux sls 6 Chapter 2 Using Image Scan for Linux Overview on Scanning 0 c eee ete ees 8 Running Image Scan for Linux 20 2 0 eee eee eee 9 From the command line 0 0c cece eee eee eee 9 From the GIMP graphic software 0 00 0 e eee eee 10 Scan Selector dialog box 00 cece cece eee 11 Main Window 20 cee ccc eect m 12 Document Settings 0 llle tees 19 Image Controls 25 Tone Correction 00 ss s i ae cee eee 28 Scanning anImage sss seeretari ker cee eee 30 Scanning toa File lesen 30 Scanning to a Printer 0 eee ee eee 33 Chapter 3 Configuring SANE Network Setting Up the Client snl Rem Re eR em eR 34 Setting Up the Server 0 0 ee eee ee 35 Troubleshooting iles 37 Chapter 4 Setting Network P
15. Image Print System versions 1 3 1 and later do this by default If you start Image Scan for Linux from the GIMP the Configuration button is dimmed xnul 10J juo2s eBouy Buisf N 18 Document Settings In the Document dialog box you can make settings such as document source image type and output resolution when in normal mode Document Image Controls Tone Correction Document Source Image Type Color Photo x Resolution 300dpi A Target w 8 45 H 1400 inches 3 Scale A Options Unsharp mask Document Size Auto Detect C Correct Document Skew Detect Double Feed Paper Thickness off gt Document Image Controls Tone Correction when in compact GUI mode Document Source Image Type Color Photo Resolution 300dpi E Target w 546 H 14 00 inches gt 100 Scale CJ Options O enable Start button C Speed priority scanning Y Unsharp mask Y Document Size Auto Detect Correct Document Skew Detect Double Feed Paper Thickness Off xnul 10J juo2s bru Buisf E 19 Document Source The Document Source list contains the following settings Flatbed TPU for Neg Film TPU for Pos Film ADF Single sided and ADF Double sided When scanning a reflective document placed on the document table of the scanner leave Document Source setto Flatbed
16. J juDDS eB8puuj Buisf When the height of the computer screen is 767 pixels or less the main window of compact GUI mode appears The functions are the same as for normal mode but the operating procedures and screen configuration differ Preview Zoom Auto Exposure Configuration Scan to File Scan to Print Image Scan for Linux 2 27 0 Document Image Controls Tone Correction Document Source ADF Single sided Image Type Color Photo Resolution 300dpi Target w amp 5o H 14 00 inches 100 Scale Options O enable Start button C Speed priority scanning w Unsharp mask w Document Size Auto Detect O Correct Document Skew Detect Double Feed Paper Thickness Off gt 13 xnul 10J juDDS eBouy Buisf i Preview button Before you scan an image you can use the Preview window to see the effects of most Image Scan for Linux settings and to make additional image adjustments Image Scan for Linux can automatically adjust and optimize the exposures and colors of scanned images during previewing You can also use a marquee frame to scan only selected area of an image zg W When using the Automatic Document Feeder the document is ejected after previewing To scan documents set documents to be scanned in the Automatic Document Feeder including the ejected documents E For some scanner m
17. as a plug in you can start it via the entry in the Xtns menu under the Acquire Image section Select Create from the File menu of GIMP and then select Scanning iscan Note The menu configuration may differ depending on which version of GIMP that Image Scan for Linux starts Ifmore than one scanner is connected to the network the Scan Selector dialog box appears 10 xnul 104 juDDS bru Bursn Fy Scan Selector dialog box If more than one scanner are connected to the network the Scan Selector dialog box appears when you run Image Scan for Linux Select a scanner you want to use and then click OK Scan Selector Dialog Scanner 11 xnul 10J juo2s eBouy Buisf i Main Window The main window allows you to make the following settings Image Scan for Linux 2 27 0 TE Preview Q Zoom Qy Auto Exposure Scanner Epson ES D400 epkowa interpreter 001 003 Document Image Controls Tone Correction Document Source ADF Single sided E Color Photo t Resolution 300dpi E Image Type Target w eso H 14 00 inches al Scale 100 Options w Unsharp mask w Document Size Auto Detect C Correct Document Skew Detect Double Feed Paper Thickness Off Destination O enable Start button e Scan C Speed priority scanning Configuration 12 xnul 10
18. ay This setting is useful when scanning magazines or catalog in black and white Line Art Black and white This setting is useful when scanning characters only documents or line drawings without coloring If Document Source is TPU for Neg Film or TPU for Pos Film Line Art is dimmed 21 xnul 10J juDDS eBouy Buisf E Resolution Resolution is the indication of how finely an image is resolved into pixels It can be measured in dots per inch dpi When you specify a high resolution the number of pixels of the data increases and the scanned image becomes fine in texture Increasing the resolution causes the data size to increase Specify a suitable resolution according to the scanning purpose fey The range of resolution depends on your scanner Target W width and H height You can confirm the size of the output image The width and height appear in the selected unit of measurement You can change the image area in the Preview window by creating a marquee Units Select a unit of measurement inches pixels or cm Scale slider An image can be reduced or enlarged by moving the scale slider The range of possible reduction or enlargement varies depending on the current resolution Unsharp mask check box You can improve the sharpness of an image by selecting the Unsharp mask check box xnul 10J juDDS bru Buisf E1 22 If mage Type is Line Art this check box is dimmed Document Size Auto Detec
19. e rpm e iscan plugin esdip 2 3 Uninstalling core package rpm e iscan 2 4 Uninstalling data package rpm e iscan data eioAJJos ay Burosu x Chapter 2 Using Image Scan for Linux Image Scan for Linux directly controls all of the features of your Epson scanner With this software you can scan images in color or black and white and obtain professional quality results Overview on Scanning You can scan an image with Image Scan for Linux using the following steps 1 Make sure the scanner and the computer connected to the scanner are turned on 2 Placea document on the scanner See the user s guide of the scanner 3 Runlmage Scan for Linux on your computer See Running Image Scan for Linux on page 9 4 IftheScanSelector dialog box appears select the scanner from the list Click OK See Scan Selector dialog box on page 11 The main window appears 5 Onthe Document tab make settings such as document source image type and resolution See Document Settings on page 19 6 Click the Preview button to preview the full page See Preview button on page 14 xnul 10J juo2s eBouy Buisf Fy 7 Create a marquee of the image you want to scan See Marquee on page 14 8 Make the color adjustment settings Click the Auto Exposure button to automatically activate and optimize the image enhancement for image source Or click the Image Controls or Tone Correction tab and then set
20. e default printer click the Configuration button and then enter the print command Click OK For Debian packages dpkg install iscan network nt version release deb For RPM packages rpm upgrade iscan network nt version release rpm 39 ui njd 410JeN Bulyjes E Uninstalling Network Plug in 1 Login as a user with root privileges 2 Execute the following command to uninstall the network plug in 3 Ifyou are not using the default printer click the Configuration button and then enter the print command Click OK For Debian packages dpkg remove iscan network nt For RPM packages rpm e iscan network nt Setting Network Plug in 1 Connect the scanner to the network and set the IP address For information on how to set the IP address refer to the user manual shipped with your scanner 2 Please enter the information on your scanner in etc sane d epkowa conf by using root privileges How to enter the information net IP address port number or net host name port number Note Please set port number to 1865 Entering a port number is optional so you can omit it However you must enter an IP address port number 40 ui Bn d 3yowJeN 6uyjes a Example Ifthe IP address host name is set to 192 16 136 2 on your scanner please add the following line in the file net 192 16 136 2 1865 Startiscan When starting ifit identifies the scanner on the network properly i
21. g that it is the current fixed point that you most recently adjusted When the mouse pointer is placed near the fixed point it changes to an arrow allowing you to move the point Select the fixed point you want to move and then drag it To delete a fixed point select it with an arrow Drag and drop the point out of the grid zig If there is no preview image all of the settings are dimmed Reset button Click the Reset button to return the Tone Correction settings to their default values 29 xnul 10J juo2s eBouy Buisf Fy Scanning an Image You can either save a scanned image as a file or send it directly to a printer To save a scanned image as a file see Scanning to a File on page 30 to print a scanned image on a printer see Scanning to a Printer on page 33 Scanning fo a File When you selectFile in the Destination list box and then click the SCan button in the main window the File Save Settings dialog box appears Use the File Save Settings dialog box to save a scanned image as a file You can specify an image format and a file name For scanning using the Automatic Document Feeder you can name files with sequential numbers The default format is default pnm where stands for sequential numbers set in the Start filling at list box and the Number of digits list box home user gt Folders og Desktop Desktop Documents Save Options Determine File Type PDF E Create
22. he scanner is called the server For information on how to connect from Image Scan for Linux to a scanner that is directly attached to the network see Chapter 4 Setting Network Plug in m The SANE developers call this a backend but other people may be more familiar with the term driver gH Its very well possible that the client and the server refer to the one and the same computer Setting Up the Client On the client side you need to check that the net module is enabled in etc sane d dll conf and that the server s you want to use are listed in etc sane d net conf Sample versions of the files may look like net epkowa needed by iscan for a minimalistic network enabled dll conf usable with iscan and 34 YIOMJEN INVWS BuunbyuoD RI Scan server 192 168 0 1 for a simple two server net conf Hosts can be specified by name or by IP address Both files are plain text files and can be edited with your favorite text editor You do need root permissions to do this though For more detailed information about these files and more refer to the sane dll 5 and sane net 5 manual pages You also need a sane entry in etc services but installing Image Scan for Linux should have taken care ofthat The required entry looks like sane 6566 tcp SANE network scanner daemon You can easily find it with the following command grep 6566 tcp etc services Setting Up the Server
23. he scanners reading section Perform cleaning if you notice any dirt or rubbish in the scanning results or if the paper is not fed correctly See the scanner s User s Guide for more information on performing cleaning The Cleaning only appears when using a scanner that supports the function 27 xnul 10J juDDS bru Buisf E1 Tone Correction Document Image Controls Tone Correction Reset Channel Click a colored button you want to adjust When the left button next to the red green blue color set is selected your adjustments affect all of the three colors Selecting one of the other buttons allows you to adjust red green or blue individually 28 xnul 10J juo2s bru Buisf Fr Tone curve editor You can adjust the tone curve which helps to ensure well balanced coloring of the image The tone curve editor allows you to change the shape of the tone curve The horizontal axis is the brightness of the original input value and the vertical axis is the brightness of the scanned image output value The tone curve editor has two fixed points 0 0 and 255 255 In addition you can create eleven fixed points inside the tone curve editor To create a fixed point move the mouse pointer into the tone curve editor The pointer becomes a set of cross hairs Click the location you want to select as the fixed point The point you click becomes a new fixed point The black square appears on the fixed point indicatin
24. hreshold You can adjust the threshold value of an image The threshold is what allows the scanner to distinguish between an image and its background Since the best threshold depends on the document condition find the best value by moving the slider left or right When Image Type is Color Photo or Black amp White Photo the Threshold control is dimmed Ifthere is no preview image the Gamma Highlight Shadow and Threshold settings are dimmed Brightness You can adjust the brightest areas of an image This adjusts the whole image without affecting the contrast setting Contrast You can adjust the difference in contrast between the bright parts and dark parts of an image A higher contrast makes the bright parts become brighter and the dark parts darker while a lower contrast reduces the difference between the bright and dark parts fey When there is preview image the Brightness and Contrast control is dimmed 26 xnul 10J juDDS eBouy Buisf N Calibration Performs color matching to make sure that the document s color tones are scanned correctly Perform calibration in the following situations m Ifthe color tone or clarity ofthe original document and the scanned results differ m If vertical lines appear in the scanned results See the scanner s User s Guide for more information on performing calibration The Calibration only appears when using a scanner that supports the function Cleaning Cleans t
25. lug in Installing Network Plug in ssleeeeeeeeeeeee 39 Uninstalling Network Plug in 2 2 eee ne 40 Setting Network Plug in 2 2 eee eee eee 40 AVASYS Public License Introduction Image Scan for Linux provides a graphical user interface to directly control all of the features of your Epson scanner With this software you can scan images in color or black and white and obtain professional quality results In addition Image Scan for Linux supports network usage and can also control a scanner that is connected to a computer on the network In this manual a computer running Image Scan for Linux is called the client and the computer that is connected to the scanner is called the server Before Using Image Scan for Linux Before using Image Scan for Linux check the following E The SANE package version 1 0 3 or later must be installed before installing Image Scan for Linux B When using Image Scan for Linux on the network you need to configure the SANE network on the client and server For detailed information see Chapter 3 Configuring SANE Network E For information on how to connect from Image Scan for Linux to a scanner that is directly attached to the network see Chapter 4 Setting Network Plug in About the License Image Scan for Linux contains sources covered by the following licenses B GNU General Public License B GNU Lesser General Public License
26. n the etc hosts allow and etc hosts deny files Naturally the server needs to allow the client and vice versa Refer to the hosts access 5 manual page for details host name resolution The saned daemon does reverse name lookups before it responds to scan requests This means that it checks whether host name and IP address match If your domain name service DNS server is slow to respond misconfigured or temporarily unavailable reverse name lookups will fail and clients will not be allowed to connect 38 YIOMJEN INWS BuunbyuoD H Chapter 4 Setting Network Plug in This chapter explains how to set the connection from Image Scan for Linux to a scanner that is directly attached to the network By using the network plug in you can connect to a scanner that is directly attached to the network Please note that scanning over the network is only supported in a client server setup Scanners directly attached to the network are not supported Installing Network Plug in When installing the network plug in Image Scan for Linux must be already installed In most graphical environments just double click the Image Scan forLinux binary package icon to install it Ifthis does not work for you install it from the command line with the least common denominator tools using the following steps 1 Login as a user with root privileges 2 Execute the following command to install the network plug in 3 Ifyouare not using th
27. odels the size of paper captured is detected automatically to become Maximum Scanning Area The value becomes the maximum size when it is set as a default or the detected paper size is unknown Marquee A marquee is a sizeable frame that determines what part and how much of an image will be scanned To create a marquee move the pointer over the image in the Preview window The pointer becomes a set of cross hairs Hold down the mouse button and drag the cross hairs over an area of the image then release the mouse button to create a marquee To move the marquee place the mouse pointer within the marquee and drag the marquee anywhere in the Preview window To resize the marquee place the mouse pointer on the edge of the marquee and drag an arrow To delete the marquee click the Preview window 14 xnul 10J juDDS eBouy Buisf Fy Zoom button Click the ZOOM button to zoom in on a selected area of the image Use a marquee to select the part of the image you want to zoom and then click this button ig m The Zoom button is dimmed if there is no preview image or no marquee in the preview window W When using the Automatic Document Feeder the document is ejected after previewing To scan documents set documents to be scanned in the Automatic Document Feeder including the ejected documents Auto Exposure button Click the Auto Exposure button to automatically optimize the exposure for an image The Gamma Highlight
28. t This setting automatically determines the size of your documents and scans them in an appropriate size When this check box is selected the size that you specify in the Preview window will be ignored This check box is dimmed if your scanner does not support this function or when using TPU for the document source Correct Document Skew Detects the skew of the original images and corrects them Upto 25 degrees of skew can be corrected This function is not effective for an over skewed document The size ofthe document is the same as before correcting and the parts with no images are output as white images Focus You can specify the focus position The default focus position with a flatbed document source is 0 0 and the TPU document source is 2 5 RI The focus setting appears for scanners that have an adjustable focusing mechanism 23 xnul 104 juDDS eBouy Buisf E Detect Double Feed Paper Thickness This function stops scanning if a double feed occurs To enable the Detect Double Feed function select the paper thickness from Standard Thin To disable the Detect Double Feed function select Off The Detect Double Feed Paper Thickness option only appears when using a scanner that supports the function If the Detect Double Feed function does not work correctly select Standard or Thin depending on the situation below Standard Select this option when the sheets are fed correctly but scanning stops while
29. t will work without any problems At this time if multiple scanners are connected the SCan Selector dialog box is displayed just like when connected locally See Scan Selector dialog box on page 11 41 ui Bn d 3yowJeN 6uyjes a E Setting Network Plug in 42 AVASYS Public License 2008 04 01 This License applies to any program or other work identified as such at the point of distribution and or in a suitable location in the sources for a work including it for example ina README file Such sources should include a verbatim copy of this License The Program below refers to any program or work covered by this License each Licensee is addressed as you You may use reproduce modify and distribute the Program subject to the terms and conditions below TERMS AND CONDITIONS FOR COPYING DISTRIBUTION AND MODIFICATION Copyright of the Program is reserved by AVASYS Corporation and its Licensor s Ne You may freely reproduce and distribute verbatim copies of the Program in any medium provided that recipients of such copies are given a copy of this License Verbatim copies are covered by the terms of this License Ww You may modify the Program and freely distribute your modified version s provided that you distribute it under the terms of this License Recipients of any modified version s should be provided with a copy of this License You shall treat those parts of the Program that were provided to you in e
30. xecutable or object code only as the proprietary and confidential information of AVASYS Corporation and its Licensor s Un You may neither reverse engineer reverse compile reverse assemble nor otherwise attempt to analyse those parts of the Program that were provided to you in executable or object code only However as a special exception AVASYS Corporation and its Licensor s give permission to reverse engineer the Program in those cases and only those cases where this is required by the terms stipulated in the GNU Library General Public License or GNU Lesser General Public License both as published by the Free Software Foundation either version 2 of the former license version 2 1 of the latter license or at your option any later version BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE THERE IS NO WARRANTY FOR THE PROGRAM TO THE EXTENT PERMITTED BY APPLICABLE LAW EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND OR OTHER PARTIES PROVIDE THE PROGRAM AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU SHOULD THE PROGRAM PROVE DEFECTIVE YOU ASSUME THE COST OF ALL NECESSARY SERVICING REPAIR OR CORRECTION 7 IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER OR ANY
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