W7200 통신거리 질문입니다.
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RE: W7200 통신거리 질문입니다.
by jybae1210 ·
참고로, 거리에 영향을 받는것은 PHY보다는 Transformer(magnetic)의 영향을 받습니다.
LED가 안들어 온다는 것은 서로간의 링크 pulse을 인식을 못한 것으로, 링크 조차 안된다는 것으로 Transformer로 절연해서 넘어가는 신호가 약해져서 그런 것으로 보입니다.
도움이 되었으면 합니다. 감사합니다.