| 摘要 |
A printing apparatus having a key apparatus for pointing a function of the printing apparatus, a printing device for printing a video signal to a printing medium, a control apparatus for generating a message character corresponding to the function pointed by the key apparatus and for generating a signal for displaying made by mixing the video signal and the message character, and a control circuit for controlling display apparatus, wherein the display apparatus are supplied with the signal for displaying and are connected to the printing apparatus as peripheral apparatus.
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