| 摘要 |
An ink jet printer is disclosed, which comprises a plurality of recording heads (318-321) arranged at predetermined intervals, memory means (313-316) for temporarily accumulating a plurality of inputted data, reading means (312) for reading said data accumulated in said memory means with a time difference corresponding to the intervals of said recording heads, a blank discharge data formation circuit (324-326) for maintaining an ink discharge performance of said recording head, and writing means (312) for writing a blank discharge signal output from said blank discharge data formation circuit into said memory means. <IMAGE> |
