If USB Connection Fails
If USB Connection Fails
This section explains how to troubleshoot a problem related to USB connection.
Problem | Cause | Solution |
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The machine is not auto- | The USB cable is not con- | Disconnect the USB cable, and then turn |
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matically recognized. | nected properly. | the machine off and then back on again. |
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| After confirming the machine is on, con- |
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| nect the USB cable again. |
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Windows has already con- | Check whether the com- | Open Windows' Device Manager, and |
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figured the USB settings. | puter has identified the | then, under [Universal Serial Bus control- |
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| machine as an unsup- | lers], remove any conflicting devices. |
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| ported device. | Conflicting devices have a [!] or [?] icon |
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| by them. Take care not to accidentally |
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| remove required devices. For details, |
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| see Windows Help. |
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| When using Windows 2000 / XP or |
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| Windows Server 2003, an erroneous de- |
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| vice is displayed under [USB Controller] |
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| in the [Device Manager] dialog box. |
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Windows Me and the ma- | You need to download | Download USB Printing Support from |
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chine cannot be connected. | USB Printing Support for | the supplier's website. |
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| Windows Me. | Search the model name you use on the |
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| supplier's website, and download USB |
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| Printing Support. |
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