Troubleshooting When Using the Scanner Function
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| Message | Cause | Solution | |
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| Scanner is not | The TWAIN scanner | Contact your service representative. | |
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| available on the | function cannot be used |
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| specified device. | on this machine. |
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| Scanner is not | • The machine's main | • Set the main power switch to “On”. | |
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| available. Check | power switch is off. | • Check whether the machine is con- | |
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| the scanner con- | • The machine is not | nected to the network correctly. | |
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| nection status. | connected to the net- | • Deselect the personal firewall func- | |
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| work correctly. | tion of the client computer. | |
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| • Use an application such as telnet to | |
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| make sure SNMPv1 or SNMPv2 is | |
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| set as the machine’s protocol. See | |
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| “Network Settings”, General Set- | |
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| tings Guide and “Using telnet”, | |
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| Network Guide. | |
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| No response from | The machine or client | Check whether the machine or client | |
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| the scanner. | computer is not connected | computer is connected to the network | |
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| to the network correctly. | correctly. | ||
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| No response from | The network is crowded. | Wait for a while, and then try to recon- | |
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| the scanner. |
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| Error has occurred | The | • Check whether the scanning set- | |
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| in the scanner. | fied scan conditions have | tings made with the application ex- | |
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| exceeded the setting | ceed the setting range of the | |
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| range of the machine. | machine. | |
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| • Disable the client computer's own | |
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| firewall. | |
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| Fatal error has | An unrecoverable error | An unrecoverable error has occurred in | |
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| occurred in the | has occurred on the ma- | the machine. Call your service repre- | |
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| scanner. | chine. | sentative. | |
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| Cannot connect to | An access mask is set. | Contact the network or scanner admin- | |
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| the scanner. Check |
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| the network Access |
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| Mask settings in |
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| User Tools. |
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| Scanner is not | The ADF cover is open. | Check whether the ADF cover is closed. | |
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| ready. Check the |
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| scanner and the |
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| options. |
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