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AssigneeSeiko Epson Corporation
InventorsMakoto Inoguchi, Osamu Honda, Isuke Karaki, Masahiro Kitano
Estimating the term…
A printer that enables a determination whether a failure has occurred in a device during initialization or a radio wave condition is bad. Receive electric field strength during a time period from a time at which a turn-off message is outputted to a time at which turn-on message is outputted and receive electric field strength after the turn-on message is outputted are measured. The measurements are compared with each other and information indicating the condition of each of a plurality of channels is printed out according to the results of the comparison. A user can reference the printed information to determine whether a failure has occurred in a device or the radio wave condition is bad.
A printer that uses one of a plurality of channels to perform wireless communication, characterized by comprising:
A printer diagnostic method of diagnosing a printer that uses one of a plurality of channels to perform wireless communication, characterized by that comprising the steps of:
A printer diagnostic program for diagnosing a printer that uses one of a plurality of channels to perform wireless communication, characterized by comprising the steps of:
Dependencies are inferred from the claim text.