| 摘要 |
<p>PURPOSE:To prepare a sheet-shaped medium for replenishment before the sheet- shaped medium is exhausted by subtracting prescribed value from a value which is stored each time the sheet-shaped medium is delivered from a storage part, and comparing the subtracted results with a prescribed number of sheets in a memory to make warning if the subtracted results is low. CONSTITUTION:When paper is turned on, prescribed sheet quantity data N which is stored in a ROM25 is stored in the second memory area 26b, a sheet quantity preset switch 24 judges whether or not the number of printing paper sheets in a sheet paper cassette is preset, the preset value is stored in the first memory area 26a as a preset sheet quantity data M. Besides, after the completion of printing operation, 1 is subtracted from the preset sheet quantity data M of the first quantity area 26a, the subtracted results are newly stored in the first memory area 26a as the preset sheet quantity data M, and the preset sheet quantity data M are compared with the preset quantity data N of the second memory area 26b, and when the prescribed sheet quantity data N is larger than the prescribed sheet quantity data M, a warning buzzer 28 sounds to expedite the preparation for the replenishment of printing paper.</p> |
