The scanner has received incorrect commands from your scanning software. When this error occurs, try to rescan the document. The scanner returns to normal when it receives correct commands. Normally you do not need to reset the scanner when this type of error occurs.
Does this solve the problem? Yes: Solved. No: Further help required
Interface Error / Fatal Error: Red Light Flashing
The interface setup is wrong or the scanner is not properly connected to the computer. When this error occurs, check the interface connection and then push the Operate button to turn the scanner off and then back on again to reset it.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2
This type of error indicates one or the following problems:
The transportation lock is not released.
The fluorescent lamp needs to be replaced.
The scanner is malfunctioning.
Note: Make sure that the transportation lock is in the unlocked position; then turn the scanner off and then back on again. If this does not correct the problem, consult your dealer.
Does this solve the problem?
Yes: Solved
No: Further help required
Option Error (Automatic Document Feeder): Red Light Flashing
Paper is jammed in the optional Automatic Document Feeder.
See "Paper Jam in the Automatic Document Feeder" issue in Problems with Optional Equipment category.
Make sure the power cord is connected to the scanner and plugged into an electrical outlet. Also try a different plug socket.
Caution: It is not possible to change the scanner's voltage. If the label on the back of the scanner does not show the correct voltage for your country, contact your dealer. Do not plug in the power cord.
Does this solve the problem? Yes: Solved. No: Further help required.
Fluorescent Lamp Does Not Come On
Press the Operate button to turn on the scanner.
Make sure the power cord is connected to the scanner and plugged into an electrical outlet. Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
If the scanner does not receive any commands after 15 minutes, it turns off the lamp. The lamp will turn back on when you scan.
Does this solve the problem? Yes: Solved. No: Further help required.
In the TWAIN Manual Mode window, choose TPU for Neg. Film (negative film) or TPU for Pos. Film (positive film) as the Document Source.
Note: Uninstalled options are not displayed in the Document Source list.
Does this solve the problem? Yes: Solved. No: Further help required
Cannot select optional equipment in Epson TWAIN: Automatic Document Feeder
Make sure that the Automatic Document Feeder is installed correctly.
Follow the steps below to install the Automatic Document Feeder on your Epson scanner.
Make sure your scanner is turned off, and unplug the scanner's power cord.
Remove your scanner's document cover by opening it and pulling it straight up.
Remove the protective materials from the Automatic Document Feeder.
Insert the hinges on the Automatic Document Feeder into the holes at the back of the scanner and close the Automatic Document Feeder.
Attach the Automatic Document Feeder's connector to the scanner's option connector.
Attach the paper support to the Automatic Document Feeder.
After you install the Automatic Document Feeder, be sure to select Auto Document Feeder in the Document Source settings in the Manual Mode.
In the TWAIN Driver Manual Mode window, choose Auto Document Feeder as the Document Source.
Note: Uninstalled options are not displayed in the Document Source list.
Does this solve the problem?
Yes: Solved
No: Further help required
Paper Jam in the Automatic Document Feeder
Follow the steps below to clear jammed paper in the optional Automatic Document Feeder:
Turn off the scanner.
Push down the release lever to slightly raise the feeder mechanism and release the paper.
Then slowly pull the jammed paper out of the feeder mechanism. (Be careful not to pull too hard; the paper may tear, making it more difficult to remove.)
If paper is still jammed inside the mechanism, open the cover to remove it.
After removing jammed paper, make sure that the cover is closed, and the feeder mechanism is clicked down into place.
Check the following before feeding a document:
- Ink on the document is dry.
- The document has no holes, is not ripped or wrinkled, and has no articles attached to it.
- The document has no staples or other objects attached that might damage the feeder mechanism.
- The document has no folds closer than 5 mm from its edge.
- The document is not a multipart form or bound.
- The document has no rear carbon coating.
- The document has no cut out areas.
Note: Do not feed photographic sheets or valuable original artwork into the Automatic Document Feeder as misfeeding a document may result in accidental wrinkling or damage. When you are scanning high-quality color or halftone documents, it is recommended you open the Automatic
Document Feeder and scan documents individually.
Does this solve the problem?
Yes: Solved
No: Further help required
Vertical Light Green, Pink or Blue Lines Show Up in the Image While Scanning with the Film Adapter
See "Vertical light green, pink or blue lines show up in the image while scanning with the Film Adapter" issue in Quality Problem category.
Make sure that you have installed Epson SMART PANEL for Scanner.
Does this solve the problem? Yes: Solved. No: Windows 98, 2000: Go to Checkpoint 2. Macintosh: Go to Checkpoint 3.
Make sure that you have assigned at least one application to the Start, Copy or Scan button in the Epson Perfection 1640 Properties dialog box.
To assign an application to the button:
Double-click the Scanners and Cameras icon in Control Panel.
In the Scanners and Cameras Properties dialog box, select your scanner from the installed scanners and cameras list. Click Properties, and then select the Events tab.
Select a desired button from the Scanner events list and then select the check box of the desired application in the Send to this application list; clear the rest of the check boxes.
Click Apply and then OK. When you press the Start, Copy, or Scan button, Epson TWAIN's dialog box opens or scanning starts and the scanned image is automatically sent to the application.
Note: - If multiple applications are selected, and the button is pressed, a dialog box pops up prompting you to select just one of the applications from the list.
- Some applications do not support linkage to scanners and digital cameras. Only applications in the Send to this application list support linkage.
- Make sure that the "Disable the device event" check box is clear so that Windows 98 or 2000 can detect if the Start, Copy or Scan button on the scanner is pressed and then launch the application you selected in the "Send to this application" list.
Does this solve the problem? Yes: Solved.
No: Go to "Scanner is not recognized with USB connection" section
Make sure that Epson USB Scanner 010A is enabled. Click Control Panel in the Apple Menu, then open Extension Manager. Make sure that Epson USB Scanner 010A is enabled. If it is not, enable it and reboot your Macintosh.
Does this solve the problem? Yes: Solved. No: Go to "Scanner is not recognized with USB connection" section.
For Win 95, 98, 2000, NT4.0, Macintosh (SCSI Interface Type)
Make sure that you have installed Epson SMART PANEL for Scanner.
Does this solve the problem?
Yes: Solved
No: Windows 95, NT4.0: Go to Checkpoint 2
Windows 98, 2000: Go to Checkpoint 4
Macintosh: Go to Checkpoint 5
Make sure that Epson Scanner Monitor is listed in the StartUp.
Click Start, Program, StartUp, and make sure that Epson Scanner Monitor is registered in the StartUp. If it is not, you need to reinstall Epson TWAIN.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 3
Make sure that your scanner is selected in the Port List of the Epson TWAIN 5 dialog box in Control Panel.
Yes: Solved
No: Go to "Scanner is not recognized with SCSI connection" section
Make sure that you have assigned at least one application to the button in the Epson Perfection 1640 Properties dialog box.
To assign an application to the Start button:
Double-click the Scanners and Cameras icon in Control Panel.
In the Scanners and Cameras Properties dialog box, select your scanner from the installed scanners and cameras list. Click Properties, and then select the Events tab.
The Start Button is listed as the scanner event. In the Send to this application list, select the check box of the desired application, but clear the rest of the check boxes.
Click Apply and then OK.
When you press the Start button, Epson TWAIN's dialog box opens or scanning starts and the scanned image is automatically sent to the application.
Note:
- If multiple applications are selected,and the button is pressed, a dialog box pops up prompting you to select just one of the
applications from the list.
- Some applications do not support linkage to scanners and digital cameras. Only applications in the Send to this application list
support linkage.
- Make sure that the "Disable the device event" check box is clear so that Windows 98 or 2000 can detect if the Start button on
the scanner is pressed and then launch the application you selected in the "Send to this application" list.
Does this solve the problem?
Yes: Solved
No: Go to "Scanner is not recognized with SCSI connection" section
Make sure that Epson Scanner Monitor in the Extension Manager is enabled.
Click Control Panel in the Apple Menu, then open Extension Manager. Make sure that Epson Scanner Monitor is enabled.
If it is not, enable it and reboot your Macintosh.
Does this solve the problem?
Yes: Solved
No: Go to "Scanner is not recognized with SCSI connection" section
Undesired Application is Launched When the Button is Pressed
For Windows 98, 2000, Macintosh (USB Interface Type)
Make sure that you have assigned Epson SMART PANEL for Scanner to the button in the Epson Perfection 1240 Properties dialog box.
To assign an application to the button:
1) Double-click the Scanners and Cameras icon in Control Panel.
2) In the Scanners and Cameras Properties dialog box, select your scanner from the installed scanners and cameras list. Click Properties, and then select the Events tab. (See illustration)
3) Select a desired button from the Scanner events list and then select the check box of the desired application in the Send to this application list; clear the rest of the check boxes. (See illustration)
4) Click Apply and then OK
Note:You can assign any application, other than Epson SMART PANEL for Scanner, which supports "Scanner events" on Windows 98 or Windows 2000 to the Start button on the scanner. This function is not available for Macintosh user.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Make sure that you have assigned a desired application in the Epson SMART PANEL window to the Start Button.
To assign an application in the Epson SMART PANEL window to the Start button, follow the steps below.
Click the Epson SMART PANEL for Scanner icon on the task bar to start Epson SMART PANEL for Scanner.
Select an application from the Epson SMART PANEL list box or press the Start button at the lower left corner to cycle through the applications (clockwise).
The selected application is assigned to the Start button. A Start button icon is added to the Application icon.
Does this solve the problem? Yes: Solved. No: Further help required.
Windows 95, 98, 2000, NT4.0, Macintosh (SCSI Interface Type)
Make sure that you have assigned Epson SMART PANEL for Scanner to the button in the Epson Perfection 1640 Properties dialog box.
Double-click the Scanners and Cameras icon in Control Panel.
In the Scanners and Cameras Properties dialog box, select your scanner from the installed scanners and cameras list.
Click Properties, and then select the Events tab.
The Start Button is listed as the scanner event. In the "Send to this application" list, make sure that you select the check box of SMART PANEL for Scanner, and clear the rest of the check boxes.
Click Apply and then OK.
Note: You can assign any application, other than Epson SMART PANEL for Scanner, which supports "Scanner events" on Windows 98 or Windows 2000 to the Start button on the scanner. This function is not available for Win 95, NT, and Macintosh users.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 2
Make sure that you have assigned an appropriate application in the Epson SMART PANEL window to the Start button.
To assign an application in the Epson SMART PANEL window to the Start button, follow the steps below.
Click the Epson SMART PANEL for Scanner icon on the task bar to start Epson SMART PANEL for Scanner.
Select an application from the Epson SMART PANEL list box or press the Start button at the lower left corner to cycle through the applications (clockwise).
The selected application is assigned to the Start button. A Start button icon is added to the Application icon.
Does this solve the problem? Yes: Solved. No: Further help required.
Make sure that the document table is clean, without dust and is not damaged.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Make sure the document is uniformly flat against the document table. A document that is wrinkled or warped may not scan well.
Note: Do not try to flatten the document by placing heavy objects on the document table. This might damage the scanner.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
Make sure you do not accidentally move the document during scanning.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 4.
Make sure the scanner is on a flat, stable surface.
Does this solve the problem? Yes: Solved. No: Further help required.
The Image is Faint or Out of Focus
Make sure the document is uniformly flat against the document table. A document that is wrinkled or warped may not scan well.
Note: Do not try to flatten the document by placing heavy objects on the document table. This might damage the scanner.
Does this solve the problem? Yes: Solved. No: Go to checkpoint 2.
Select the Unsharp Mask check box on the Manual Mode window to improve image sharpness.
To open the Manual Mode window, click Cancel during previewing and Document Type Recognition in Full Auto Mode and then click the Manual Mode button. (See Epson TWAIN Manual Mode Window)
Note: If Pixel Depth is set to Bakck & White or Color smoothing is set to On in the Image Type dialog box, the Unsharp mask check box appears dimmed and cannot be selected..
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
Click the Auto Exposure Button on the Manual Mode window to automatically optimize the exposure for an image. Or adjust the Exposure setting.
To adjust the exposure setting, click the Image Controls button on the Manual Mode window to view the Image Control dialog box.
The Exposure setting lightens or darkens an image. You can select from -10 (darkest) to 20 (brightest) by moving (clicking and dragging) the slider. When the Exposure setting is changed, the Highlight value is automatically set.
Does this solve the problem? Yes: Solved. No: Go to checkpoint 4.
Adjust your software's Gamma setting. Gamma is the difference in contrast between the light tones and dark tones of an image. Any change you make in the gamma level only affects the mid-tones of the image. To adjust the Gamma setting, click the Image Controls button on the Manual Mode window to view the Image Control dialog box.
To change the gamma level of the image, move the Gamma slider left or right, or enter a value in the text box. You can enter a value between 50 and 500 for the gamma.
Does this solve the problem? Yes: Solved. No: Further help required.
Poor Quality on the Edge of the Document
Position the document so that the area you want to scan is at least 5 mm from the edge guides of the document table.
Does this solve the problem? Yes: Solved. No Go to checkpoint 2.
If your document is thick or warped at the edges, it can cause discoloration. Cover the edges of the document with paper to block outside light
Does this solve the problem? Yes: Solved. No: Go to checkpoint 3.
Make sure the document is uniformly flat against the document table. A document that is wrinkled or warped may not scan well.
Note: Do not try to flatten the document by placing heavy objects on the document table. This might damage the scanner.
Does this solve the problem? Yes: Solved. No: Further help required.
Straight Lines in the Image Come Out Jagged
Make sure the document orientation is perfectly straight on the document table. Align vertical and horizontal lines with the scales at the top and side of the document table.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Scan the document at a higher resolution and view at actual pixel size (100%). Do not zoom in beyond 100%.
Note: The limitation on most monitors is 72 dpi. Try printing the documentation to see if the printed image looks better than the displayed image.
Does this solve the problem? Yes: Solved. No: Further help required.
Image is Too Dark
Calibrate your screen following the steps below. Note: Set your monitor to 24 bit color (PC), if possible, beofre performing the calibration. For MAC’s, the monitor should be set to millions of colors
Windows 98, 2000
1) Double-click the Scanners and Cameras icon in Control Panel. The Scanners and Cameras Properties dialog box appears. Click the Properties button. Click on the start menu. (See illustration)
2) Click the Utility tab, then click the Screen Calibration Utility icon. The Screen Calibration dialog box appears. (See Properties) (See Calibration)
3) Look at the screen and move the slider to the right or left until the two shades of the gray horizontal stripes match. View the screen from a short distance. While the gray stripes do not blend perfectly well, try to adjust until the different tones match as closely as possible. The recommended value is 1.8.
4) Click OK to finish calibrating your scanner and monitor.
Windows 95, NT4.0
1. Double-click the Epson TWAIN icon in Control Panel. The Epson TWAIN 5 Setup dialog box appears.
2. Click Screen Calibration Utility in the dialog box. The following screen appears.
3. Look at the screen and move the slider to the right or left until the two shades of the gray horizontal stripes match.
View the screen from a short distance. While the gray stripes do not blend perfectly well, try to adjust until the different tones match as closely as possible. The recommended value is 1.8.
4. Click OK to finish calibrating your scanner and monitor.
Macintosh
1) Click the Epson Screen Calibration icon in the Epson Scanner folder to view the Screen Calibration dialog box.
2) Look at the screen and move the slider to the right or left until the two shades of the gray horizontal stripes match. View the screen from a short distance. The gray stripes won’t blend perfectly; so, adjust until the different tones match as closely as possible. The recommended value is 1.8.
3) Click OK to finish calibrating your scanner and monitor.
Does this solve the problem? Yes, Solved. No: Go to Checkpoint 2.
Change the Destination setting. Select Screen/Web as the Destination on the TWAIN's Manual Mode window.
To open the Manual Mode window, click Cancel during previewing and Document Type Recognition in Full Auto mode and then click the Manual Mode button.
Selecting a printer may cause on-screen colors to be different from the colors of the original, however colors will be reproduced correctly when it is printed.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 3
Click the Auto Exposure button on the Manual Mode window to automatically optimize the exposure for an image.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
Check your software's brightness setting. Also check the brightness and contrast settings of your computer display.
Click the Image Controls button on the Manual Mode window to open the Image Control dialog box.
To change the highlight level (brightness) of the point you selected, move the Highlight slider left or right, or enter a value in the text box. You can enter a value between 61 and 490 for the highlight.
Note: Changing the highlight level affects the Exposure level in the opposite direction. Therefore, the higher the highlight level the darker the image will appear.
Does this solve the problem? Yes: Solved. No: Further help required.
Moiré (cross-hatch) Patterns Appear in the Scanned Image
Click the Image Type button and turn the De-screening setting On in the Image Type dialog box.
Note: To save the settings you made as a group of custom settings, type a new name in the Image Type Name box, then click Save.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Try to place a transparent sheet such as an overhead projector sheet between the document and the document table.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
Try to reposition the document slightly.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 4.
Try to make the image size slightly smaller.
Does this solve the problem? Yes: Solved. No: Further help required.
Colors on Your Monitor are Different From Those in the Original Image
Check the image settings of your scanner software, especially data format (bits, pixel, color), gamma correction, and color correction. Try different combinations of these settings.
Does this solve the problem? Yes: Solved. No: Go to checkpoint 2.
Click the Auto Exposure button on the Manual Mode window to automatically optimize the exposure for an image. To open the Manual Mode window, click Cancel during previewing and Document Type Recognition in Full Auto mode and then click the Manual Mode button.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
Check the color matching and color management capabilities of your computer, display adapter, and software. Some computers can change the color palette to adjust the colors on your screen. See your software and hardware manuals for details.
Does this solve the problem? Yes: Solved. No: Go to checkpoint 4.
Be aware that Exact color matching is very difficult. Check your software and monitor documentation for information on color matching and calibration.
Does this solve the problem? Yes: Solved. No: Further help required.
Character Recognition Problems
Make sure the document orientation is perfectly straight on the document table. Align vertical and horizontal lines with the scales at the top and side of the document table.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Make sure you select Text/Line Art for Image Type in the Epson TWAIN Manual Mode window. To open the Manual Mode window, click Cancel during previewing and Document Type Recognition in Full Auto mode and then click the Manual Mode button.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
If the recognition rate is not satisfactory with the default settings, follow these steps to change the settings:
In the Manual Mode window, make sure Text/Line Art is selected in the Image Type list box.
In the Image Type dialog box, select None for B/W Option, and then click OK.
Note: To save the settings you made as a group of custom settings, type a new name in the Image Type Name box, then click Save.
Use the Threshold slider to change the threshold value, monitoring the results of your changes in the Preview window.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 4.
In the Manual mode window, increase the Resolution value to 400. Remember that scanning at higher resolution takes longer and may not increase the recognition rate much. If you still have problems, try using the enhancement tools in your OCR software to make adjustments.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 5
Please note that the quality of the text in your original document greatly effects OCR results. The following types of originals can make recognition difficult and should be avoided if possible:
Items that have been copied from other copies
Faxes
Text with tightly-spaced characters or line pitch
Text that is in tables or underlined
Cursive or italic fonts, and font sizes less than 8 points
Note: OCR software cannot recognize handwritten characters.
Does this solve the problem? Yes: Solved. No: Further help required.
You Only Get a Few Dots for the Scanned Image
Make sure a document is placed on the document table of the scanner.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Change the Threshold setting in the Image Control dialog box in Epson TWAIN Manual mode window. To open the manual mode window, click Cancel during previewing and Document Type Recognition in Full Auto mode and then click the Manual Mode button.
When Text (Background Removal) is selected as the Image Type, change Text Enhancement Technology to None from the B/W Option in the Image Type dialog box.
Then change the Threshold setting in the Image Controls dialog box. Or change Text (Background Removal) to Text/Line Art, then change the Threshold setting in the Image Control dialog box.
Does this solve the problem? Yes: Solved. No: Further help required.
Vertical Light Green, Pink or Blue Lines Show up in the Image While Scanning with the Film Adapter
Clean the calibration window area in your scanner and pay special attention to ensure that there is no contamination on the Film Adapter, the flat bed glass surface and the calibration windows glass area.
Any opaque contamination in the calibration window will result in inaccurate white level in the affected spot and the result will be a vertical line in the scanned image as shown here.
Does this solve the problem? Yes: Solved. No: Further help required
Lines Appear in the Image When Using the Film Adapter
If lines appear in the scanned image when the Film Adapter is used, remove the Film Adapter and clean the document table glass. Dust on the glass in the area of the Film Adapter calibration window will cause a miss-calibration of pixels in the optical head causing lines in the scanned image. If problem still remains, try removing the Film Adapter and cleaning the glass again.
Does this solve the problem? Yes: Solved. No: Contact a service center.
Make sure that the scanner is turned on and the indicator light is on steady green (ready for scanning).
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Turn off the scanner and turn off the computer. Then check the connection between the scanner and the computer. Make sure of the following.
USB cable is securely connected to the scanner and the USB port on your computer.
If you use a USB hub, it must be self-powered. Connect the scanner to the first tier hub only, or connect the scanner directly to the USB port on your computer.
Yes: Solved. No: Go to Checkpoint 3.
Make sure that your computer meets the system requirements.
Windows: Microsoft Windows 98 pre installed, Windows 2000 pre installed or upgraded from Windows 98 (pre installed) model
Macintosh: USB-equipped machine with Mac OS 8.1 or later
Note: If you use iMac and Mac OS 8.1, you must have iMac Update 1.0 or later installed on your iMac. This update is no longer available from Apple's website for download. If you do not have iMac Update installed on your iMac, then Apple
recommends upgrading your Mac OS to 8.5 or later. The iMac Update is not required for Mac OS 8.5 or later.
Does this solve the problem? Yes: Solved
No: Windows 98, 2000: Go to "Recovering from Scanner Software Installation Problems on Windows 98 and 2000"
Macintosh: Further help required.
Check if your computer's hard disk has enough free space. If not, remove unnecessary files or upgrade to a larger hard disk. Available hard disk space must be at least twice the size of the image you want to scan.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
The amount of available memory may not be enough. Try the following to free up more memory.
If you are running more than one application at the same time, close other applications and try scanning again.
If you have any large files open in another application, save the file and close the application.
Reboot your computer, if any files are stored on the clipboard.
Does this solve the problem? Yes: Solved. No: Further help required.
Try using another TWAIN-compliant application, or reboot the computer.
Does this solve the problem? Yes: Solved
No: USB users: Go to "Scanner is not recognized with USB connection" section.
Macintosh
Check if your computer's hard disk has enough free space. If not, remove unnecessary files or upgrade to a larger hard drive. Available hard disk space must be at least twice the size of the image you want to scan.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
The amount of available memory may not be enough. Try the following to free up more memory.
If you are running more than one application at the same time, close other applications and try scanning again.
If you have any large files open in another application, save the file and close the application.
Reboot your computer, if any files are stored on the clipboard.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 3.
The amount of memory allocated to the TWAIN-compliant application may not be enough. Follow the steps below.
Close the TWAIN-compliant application.
Click the icon of the TWAIN-compliant application, and select File => Get Info (For Mac OS 8.5, File => Get Info => Memory).
In the Memory Requirements item, enter Minimum Size and Preferred Size. Optimum setting values vary depending on the application you are using. Please refer to the application manual or contact the vendor for guidelines. As a general rule, it is recommended that the amount of memory allocated be at least double the size of the image you want to scan.
Note: If you allocate too much memory to the application, it can cause problems with the operation of other applications.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 4.
Try using another TWAIN-compliant application, or reboot the computer.
Does this solve the problem? Yes: Solved
No: USB users: Go to " Scanner is not recognized with USB connection" section.
Scans Too Slow
Try scanning at a lower resolution.
Crop the image before the final scan.
Does this solve the problem? Yes: Solved. No: Further help required.
Have you tried to install the TWAIN driver?
Yes: Go to Checkpoint 2. No: Install the TWAIN driver following your Startup Guide.
Check if your computer and operating system meets the system requirements and your computer has enough memory to run the application.
Windows: Microsoft® Windows® 98 pre installed, Windows® 2000 pre installed or upgraded from Windows 98 pre installed model
64 MB RAM or more is recommended
Your free hard disk space must be at least twice the size of the image data you want to scan.
Macintosh
USB-equipped Macintosh with Mac OS 8.1 or later. MAC Firmware update 1.0 required when using OS 8.1
64 MB RAM or more is recommended
Your free hard disk space must be at least twice the size of the image data you want to scan.
Does this solve the problem? Yes: Solved. No: Go to "Scanner is not recognized with USB connection" section.
Windows 95, 98, 2000, NT4.0, Macintosh (SCSI Interface)
Have you tried to install the TWAIN driver?
Yes: Go to Checkpoint 2
No: Install the TWAIN driver following your Startup Guide.
Check if your computer and operating system meets the system requirements and your computer has enough memory to run the application.
Windows:
Microsoft® Windows® 95, Windows® 98, or Windows NT® 4.0, or Windows® 2000
64 MB RAM or more is recommended
You need hard disk space amounting to more than twice the size of the image data you want to scan.
Macintosh:
Power PC-equipped Macintosh® with Mac OS® 8.0 or later
64 MB RAM or more is recommended
You need hard disk space amounting to more than twice the size of the image data you want to scan.
Does this solve the problem?
Yes: Solved
No: Go to " Scanner is not recognized with SCSI connection" section
Recovering from Scanner Software Installation Problems on Windows 98 and 2000
Windows 98 (USB Interface)
If you cancelled the plug-and play driver installation before the procedure was completed, Epson TWAIN will not be properly installed on your computer. Follow the steps below to check the installation.
Plug the interface cable into your scanner and the computer. Turn on your scanner and then turn on the computer.
Right-click the My Computer icon on your desktop, and then click Properties. Click the Device Manager tab.
If your Epson TWAIN is correctly installed, Epson Perfection 1640 should appear under Imaging Device when you click the plus (+) sign next to Imaging Device.
How does Epson Perfection 1640 appear in the Device Manager?
Epson Perfection 1640 appearing under Other Devices with ? mark: Go to Checkpoint 2
If Epson Perfection 1640 appears under Other Devices with ? mark, follow the steps below.
Make sure your scanner is turned on and connected to your computer. If your scanner is turned off or not to your computer, you cannot reinstall the driver properly. Click ? Epson Perfection 1640, and then click Remove and OK.
Click Close to close the System Properties window.
Insert the Scanner Software CD-ROM. Browse the CD and run the Esuninst.exe file.
Unplug and scanner from your computer and restart your computer.
Install the driver again following the instructions in your Startup Guide.
Does this solve the problem? Yes: Solved. No: Further help required.
If Epson Perfection 1640 appears under Imaging Device with ! mark, follow the steps below.
Make sure your scanner is turned on and connected to your computer. If your scanner is turned off or not connected to your computer, you cannot reinstall the driver properly. Click ! Epson Perfection 1640, and then click Remove and OK.
Click Close to close the System Properties window.
Insert the Scanner Software CD-ROM. Browse the CD and run the Esuninst.exe file.
Unplug and scanner from your computer and restart your computer.
Install the driver again following the instructions in your Startup Guide.
When a message appears to prompt you to insert the scanner software CD, insert the CD in the CD-ROM drive, and then click OK. If the following dialog appears, click the drop-down menu, then browse and select or type in the CD-ROM drive letter, the Epson folder, the folder of your preferred language, and the Win98 folder as the location as shown below. Finally, click OK.
The Screen Calibration window appears. Follow the steps below.
Double-click the Scanners and Cameras icon in Control Panel. The Scanners and Cameras Properties dialog box appears. Click the Properties button. Click on the start menu.
Click the Utility tab, then click the Screen Calibration Utility icon. The Screen Calibration dialog box appears.
Look at the screen and move the slider to the right or left until the two shades of the gray horizontal stripes match. View the screen from a short distance. The gray stripes won’t blend perfectly; so, adjust until the different tones match as closely as possible. The recommended value is 1.8.
Click OK to finish calibrating your scanner and monitor.
Does this solve the problem? Yes: Solved. No: Further help required.
Windows 2000 (USB Interface)
If you cancelled the plug-and play driver installation before the procedure was completed, Epson TWAIN will not be properly installed on your computer. Follow the steps below to check the installation.
Plug the interface cable into your scanner and the computer. Turn on your scanner and then turn on the computer.
Right-click the My Computer icon on your desktop, and then click Properties. Click the Device Manager tab.
If your Epson TWAIN is correctly installed, Epson Perfection 1640 should appear under Imaging Device when you click the plus (+) sign next to Imaging Device.
How does Epson Perfection 1640 appear in the Device Manager?
If Epson Perfection 1640 appears under Imaging Device: TWAIN is installed correctly.
If Epson Perfection 1640 appears under Other Devices with ? mark, or ! mark: Go to Checkpoint 2.
Epson Perfection 1640 appears under Other Devices with ? mark or under Imaging Device with ! mark.
If Epson Perfection 1640 appears under Other devices with ? mark or under Imaging Devices with ! mark, follow the steps below.
Make sure your scanner is turned on and connected to your computer. If your scanner is turned off or not connected to your computer, you cannot reinstall the driver properly. Right-click ? Epson Perfection 1640 or ! Epson Perfection 1640 and select Uninstall....
Follow the instructions on the screen.
Insert the Scanner Software CD-ROM. Browse the CD and run the Esuninst.exe file.
Unplug and scanner from your computer and restart your computer.
Install the driver again following the instructions in your Startup Guide.
Note: To uninstall the driver in Windows 2000, you must have sufficient access rights. Log on as Administrator if you cannot remove the driver.
Does this solve the problem? Yes: Solved. No: Further help required.
Scanner does not appear in the Port List of the Epson TWAIN 5 dialog box in Control Panel
Windows 98, 2000 (SCSI Interface Type)
Turn off the computer and scanner and check the connection between your hardware.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 2
Using the rotary switch, change the SCSI ID number to one that is not being used by any other SCSI device.
See the tables below as a guide to change the ID number.
ID
Availibility
Description
0
Not available for Macintosh.
Not recommended for Windows
Used for hard disk
Usually used for hard disk
1
Not recommended
Usually used for hard disk
2
Factory setting of the scanner
3
Not available if your Macintosh has a built-in CD-ROM
4
5
6
7
Not available for Macintosh.
May not be available for Windows
Always used for the Macintosh itself
Usually used for the SCSI board
8,9
Not available
Never selected (scanner will not work if selected)
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 3
Check the connection sequence.
Make sure the scanner, computer, and all other SCSI devices are turned off and unplugged from the power source.
Connect one end of the interface cable to the scanner SCSI connector until the locks on both sides snap in.
Connect the other end of the cable to the SCSI port of your computer or another SCSI device.
Plug in the power cords of your computer, scanner, and other external SCSI devices.
Does this solve the problem?
Yes: Solved
No: Further help required
Scanner Status does not indicate "Device Ready" after you click Test in the Epson TWAIN 5 dialog box
Windows 95, NT4.0 (SCSI Interface Type)
Make sure the interface cable meets the requirements of your interface board. See the manual that comes with the interface board.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 2
Turn off the scanner and computer and check the connection between the scanner and the computer.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 3
Make sure the SCSI interface board and the SCSI driver are installed correctly.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 4
Turn off the scanner and computer. Turn on the scanner and then turn on the computer.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 5
Using the rotary switch, change the SCSI ID number to one that is not being used by any other SCSI device.
See the tables below as a guide to change the ID number.
ID
Availibility
Description
0
Not available for Macintosh.
Not recommended for Windows
Used for hard disk
Usually used for hard disk
1
Not recommended
Usually used for hard disk
2
Factory setting of the scanner
3
Not available if your Macintosh has a built-in CD-ROM
4
5
6
7
Not available for Macintosh.
May not be available for Windows
Always used for the Macintosh itself
Usually used for the SCSI board
8,9
Not available
Never selected (scanner will not work if selected)
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 6
Check the connection sequence.
Make sure the scanner, computer, and all other SCSI devices are turned off and unplugged from the power source.
Connect one end of the interface cable to the scanner SCSI connector until the locks on both sides snap in.
Connect the other end of the cable to the SCSI port of your computer or another SCSI device.
Plug in the power cords of your computer, scanner, and other external SCSI devices.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 5
If the Film Adapter is installed, make sure it is switched off and unplug the Film Adapter interface cable from the scanner.
Does this solve the problem?
Yes: Solved
No: Further help required
Scanner Status does not indicate "Device Ready" after you click Test in the Scanner's Properties dialog box in Control Panel
Windows 95, NT4.0 (SCSI Interface Type)
Make sure the interface cable meets the requirements of your interface board. See the manual that comes with the interface board.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 2
Turn off the scanner and computer and check the connection between the scanner and the computer.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 3
Make sure the SCSI interface board and the SCSI driver are installed correctly.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 4
Turn off the scanner and computer. Turn on the scanner and then turn on the computer.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 5
Using the rotary switch, change the SCSI ID number to one that is not being used by any other SCSI device.
See the tables below as a guide to change the ID number.
ID
Availibility
Description
0
Not available for Macintosh.
Not recommended for Windows
Used for hard disk
Usually used for hard disk
1
Not recommended
Usually used for hard disk
2
Factory setting of the scanner
3
Not available if your Macintosh has a built-in CD-ROM
4
5
6
7
Not available for Macintosh.
May not be available for Windows
Always used for the Macintosh itself
Usually used for the SCSI board
8,9
Not available
Never selected (scanner will not work if selected)
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 6
Check the connection sequence.
Make sure the scanner, computer, and all other SCSI devices are turned off and unplugged from the power source.
Connect one end of the interface cable to the scanner SCSI connector until the locks on both sides snap in.
Connect the other end of the cable to the SCSI port of your computer or another SCSI device.
Plug in the power cords of your computer, scanner, and other external SCSI devices.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 5
If the Film Adapter is installed, make sure it is switched off and unplug the Film Adapter interface cable from the scanner.
Does this solve the problem?
Yes: Solved
No: Further help required
Make sure that Epson TWAIN 5 is selected in the input source list in your application software.
Does this solve the problem? Yes: Solved. No: Go to Checkpoint 2.
Try another TWAIN-compliant application, or reboot you computer.
Does this solve the problem? Yes: Solved
No: Windows 98, 2000: Go to "Scanner is not recognized with USB connection" section
Macintosh: Go to Checkpoint 3.
Make sure that Epson USB Scanner 010A is enabled. Click Control Panels in the Apple Menu, then open Extension Manager. Make sure that Epson USB Scanner 010A is enabled. If it is not, enable it and reboot your Macintosh.
Does this solve the problem? Yes: Solved.
No: Go to "Scanner is not recognized with USB connection" section.
Windows 95, 98, 2000, NT4.0, Macintosh (SCSI Interface Type)
Make sure that Epson TWAIN is selected in the input source list in your application software.
Does this solve the problem?
Yes: Solved
No: Go to Checkpoint 2
Try another TWAIN-compliant application, or reboot you computer.
Does this solve the problem?
Yes: Solved
No: Windows 98, 2000: Go to "Scanner is not recognized with SCSI connection" section
Windows 95, NT4.0: Go to Checkpoint 3
Macintosh: Go to Checkpoint 4
Make sure that your scanner is selected in the Port List of the Epson TWAIN 5 dialog box in Control Panel.
Does this solve the problem?
Yes: Solved
No: Go to "Scanner is not recognized with SCSI connection" section
Make sure that Epson Scanner Monitor in the Extension Manager is enabled.
Click Control Panel in the Apple Menu, then open Extension Manager. Make sure that Epson Scanner Monitor is enabled.
If it is not, enable it and reboot your Macintosh.
Does this solve the problem?
Yes: Solved
No: Go to "Scanner is not recognized with SCSI connection" section
