| 摘要 |
The present invention involves a printing device having a frame which defines therein X, Y, and Z operative, orthogonal axes, plural-site, Z-axis datuming structure operatively interposed a printhead assembly and a carriage supporting that assembly within the device, the Z-axis datuming structure, comprising first and second datuming sites spaced generally in an X-axis direction, and a third datuming site spaced from both the first and second sites in a Y-axis direction, and from at least one of the first and second sites in an X-axis direction.
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