| 摘要 |
A printing apparatus performs printing by scanning a carriage unit over a print medium based on information transmitted from an external apparatus. The body of the carriage unit includes a removable printhead having a plurality of nozzles for discharging ink; a heat source detection unit for detecting the number of heat sources driving the nozzles; and a voltage generation unit for supplying a voltage to the heat sources for driving the nozzles in accordance with the number of heat sources detected by the heat source detection unit.
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