| 摘要 |
To provide an ink supplying system for an ink jet printer with which ink supply work in starting to use the ink jet printer is easy and that can be reduced in size. In an ink supplying system for an ink jet printer including a first pipe having one end which is connected to a main tank in which ink is stored with the air therein being eliminated, a second pipe having one end which is connected to an auxiliary tank connected to another end of the first pipe with the air therein being eliminated, and an ink jet head that is connected to another end of the second pipe, ejects ink, and performs printing on a printing medium, the another end of the first pipe and the one end of the second pipe can be at least connected to or separated from an auxiliary tank or an auxiliary connecting means that is used in replacement of the auxiliary tank and has a capacity smaller than that of the auxiliary tank, and, a detachable unit that connects or separates, in connecting or separating the another end of the first pipe or the one end of the second pipe, the another end or the one end without allowing the air to flow into the auxiliary tank or the auxiliary connecting means is provided.
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