Canon imageRUNNER ADVANCE 8105 Getting Started page 185

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Press [Yes] .
Contents for the test are downloaded from the delivery server.
When the communication test is completed, the communication test result screen is displayed.
If 'Failed' is displayed on the communication test result screen, check that the network cable is connected and that the network settings
are correct.If the problem is not resolved, contact your local authorized Canon dealer.
Managing by Using the Touch Panel Display
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