| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a printed circuit board, capable of preventing the mistakes of work, such as forgetting of additional soldering, lifting of components or the like, in the printed circuit board on which a plurality of components with leads are mounted. Ž<P>SOLUTION: The printed circuit board includes a through hole for mounting components with leads, a soldering part for effecting a soldering process and a process for effecting additional soldering on the soldering part or a part of the components with leads to effect the additional soldering while indicating the number of a process of additional soldering or a line by silk. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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