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| If your operating system didn't detect your scanner, first make sure the scanner is plugged in and turned on. Some scanners are always on once they're plugged in, but others have a switch that needs to be flipped. Check your scanner's documentation to determine whether yours has a switch and where it is located. |
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| Make sure that the parallel or USB cable is plugged into the proper sockets and that the connections are snug. |
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| If you have a parallel connection, shut down your computer and examine the connectors. You can clean dust with compressed air, but a bent or missing pin usually means you'll need to replace the cable. When you have completed the inspection, reseat the cable's connections to the scanner and to the computer. Make sure the connectors fit snugly but are not forced. |
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| After you have examined the cables and connectors, reseat the cable's connections to the scanner and to the computer. Make sure the connectors fit snugly but are not forced. |
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| After you ensure all connections are secure, plug your computer back in and turn it on. Your operating system should detect the scanner and you should be able to scan. |
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