Troubleshooting
Common Problems and Solutions
This section provides recommended solutions to common problems. If you have a problem that is not solved by the following, contact your local authorized Canon dealer.
Problem 1 The scanner does not turn ON.
Solutions | (1) | The scanner remains OFF while the feed tray is |
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| closed. When you open the feed tray, the scanner |
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| turns ON automatically. |
| (2) | If the scanner is connected to the computer via a |
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| USB hub, try removing the hub and connecting |
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| directly to the computer. |
Problem 2 The scanner is not recognized. | ||
Solutions | (1) | Confirm that the scanner is properly connected to |
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| the computer with a USB cable. |
| (2) | Confirm that the scanner is turned ON. See the |
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| previous problem (1) if the scanner does not turn |
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| ON. |
| (3) | The computer’s USB interface may not support the |
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| scanner. The scanner cannot be guaranteed to |
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| work with all USB interfaces. |
| (4) | Confirm that the supplied USB cable is used to |
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| connect the scanner to the computer. The scanner |
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| cannot be guaranteed to work with all available USB |
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| cables. |
| (5) | When the Auto Start switch on the scanner is set to |
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| ON, you can only scan with the |
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| CaptureOnTouch Lite. In this case, scanning from |
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| applications on the computer is disabled. |
| (6) | If “?”, “!”, or “x” icons appear for the scanner in |
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| Windows Device Manager, delete the scanner in |
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| Device Manager and reinstall the scanner driver. |
Problem 3 CaptureOnTouch Lite does not start.
Solutions | (1) | If the Auto Start switch on the scanner is set to OFF, |
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| the |
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| not start. Close the feed tray to turn OFF the |
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| scanner, and set the Auto Start switch to ON. |
| (2) CaptureOnTouch Lite does not start automatically in | |
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| Windows 2000. Open the [ONTOUCHLITE] drive |
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| under [My Computer] in Windows Explorer, and |
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| |
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| settings for your operating system, |
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| CaptureOnTouch Lite may not start automatically in |
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| Windows Vista and Windows XP. Perform the same |
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| procedure as above to start CaptureOnTouch Lite in |
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| this case. |
| (3) | If access to USB devices is blocked by security |
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| software, you may not be able to use |
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| CaptureOnTouch Lite. |
Problem 4 The auto play screen appears when the scanner is
| connected, but you cannot scan with |
| CaptureOnTouch. |
Solutions | When the Auto Start switch on the scanner is set to ON, |
| you can only scan with the |
| CaptureOnTouch Lite. Close the feed tray to turn OFF |
| the scanner, and set the Auto Start switch to OFF. |
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