| 摘要 |
An ink jet recording apparatus composed of a housing having an ink cartridge receiving portion, an ink jet recording head in the housing having an ink jet nozzle for spraying ink drops, a head moving device for moving the recording head reciprocally, a paper feeder for feeding a paper sheet in a direction perpendicular to the moving direction of the head, an ink supplying cartridge inserted at the ink cartridge receiving portion for storing an ink, ink supplying tubes connected between the recording heads and the ink supplying cartridge when the ink supplying cartridge is inserted at the ink cartridge receiving portion, a capping device in the housing for capping the ink jet nozzle, a lock cartridge arranged to be inserted at the ink cartridge receiving portion instead of the ink supplying cartridge, a locking device for locking the head capping state of the capping device when the locking cartridge is inserted at the ink cartridge receiving portion.
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