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| Cause |
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| Action |
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| Uninstall the old version of the software following the instructions in the | ||
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| manual of that version, and reinstall the new version. | ||
The computer has an old version of |
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the software installed. (Canon |
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MultiPASS is registered as a |
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program in the [Start] menu.) |
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Installation procedure not followed | Follow the Setup Guide packaged with your machine for proper MP | ||||
correctly | Drivers installation. | ||||
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| If the MP Drivers was not installed correctly, uninstall the MP Drivers, and | ||
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| restart your computer. Try to reinstall the MP Drivers. | ||
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| If the installer was forced to be terminated due to an error, restart your | ||
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| computer. | ||
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| Reinstall the MP Drivers. | ||
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Cannot Connect to the Computer Properly
Printing Speed is Slow / USB 2.0
Cause | Action |
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Your environment is not fully | If your environment is not fully compatible with USB 2.0 |
compatible with USB 2.0 | printer will operate at a lower speed provided under USB 1.1. In this case, |
| the machine operates properly but printing speed may slow down due to |
| communication speed. |
| Check the following to ensure that your computer environment supports |
| USB 2.0 |
| z The USB port on your computer supports USB 2.0 |
| connection. |
| z Both the USB cable and USB hub support USB 2.0 |
| connection. |
| Be sure to use a certified USB 2.0 |
| recommended to use the cable no longer than 9.8 feet (3 meters). |
| z Your computer supports the USB 2.0 |
| Obtain the latest version of the USB 2.0 |
| your computer. |
| z The USB 2.0 |
| Obtain the latest version of the USB 2.0 |
| your computer. |
Important
For how to confirm the points above, contact the manufacturer of your computer, USB cable, or USB hub, as appropriate.
148 | Troubleshooting | Chapter 12 |