Troubleshooting When Using the DDST Unit
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| Message | Cause | Solution |
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| Scanner is not | The TWAIN scanner function | Contact your service repre- |
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| available on the | cannot be used on this machine. | sentative. |
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| specified device. |
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| Scanner is not | • The machine's main power | • Set the main power switch |
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| available. Check the | switch is off. | to “On”. |
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| scanner connection | • The machine is not connect- | • Check whether the ma- |
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| status. | ed to the network correctly. | chine is connected to the |
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| network correctly. |
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| No response from the | The machine is not connected | Check whether the machine is con- |
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| scanner. | to the network correctly. | nected to the network correctly. |
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| No response from the | The network is crowded. | Wait for a while, and then try |
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| scanner. |
| to reconnect. |
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| Error has occurred | The | Check whether the scanning |
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| in the scanner. | conditions have exceeded the | settings made with the appli- |
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| setting range of the machine. | cation exceed the setting |
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| range of the machine. |
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| Fatal error has oc- | An unrecoverable error has | Contact your service repre- |
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| curred in the scan- | occurred on the machine. | sentative. |
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| ner. |
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| Scanner is not | The ARDF cover is open. | Check whether the ARDF cov- |
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| ready. Check the |
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| scanner and the op- |
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| tions. |
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| Insufficient memory. | Scanner memory is insufficient. | • Reset the scan size. |
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| Reduce the scanning |
| • Lower the resolution. |
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| area. |
| • Set with no compression. |
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| See TWAIN Driver help. |
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| The problem may be due to |
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| the following cause: |
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| • “The Relationship between |
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| the Resolution and the Scan- |
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| ning Area” chart in Help for |
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| halftone scanning might not |
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| always apply. Scanning can- |
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| not be performed if large |
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| values are set for brightness |
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| when using halftone or high |
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| resolution. |
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| Cannot find "xxx" | • The main power switch of | • Check whether the main |
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| scanner used for the | the previously used scan- | power switch of the scan- |
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| previous scan. "YYY" | ner is not set to “On”. | ner used for the previous |
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| will be used in- | • The machine is not connect- | scan is turned on. |
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| stead. | ed to the network correctly. | • Check the previously used |
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| (XXX and YYY indicate a scan- |
| scanner is connected to the |
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| network correctly. | |
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| ner name.) |
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