| 摘要 |
The invention relates to a printed circuit board 1 including a cut- out provided for housing an auxiliary board element 4, capable of carrying replaceable components 5. The cut-out opens out into the edge of the board level with one of its borders 1B intended to remain accessible in the housing O provided for the board and it enables the auxiliary element to be inserted through this opening. The cut-out and the auxiliary element are furnished with respectively complementary means of fixing 6, 7, 13, 10 and of connection 11A, 11B. <IMAGE>
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