PIONEER擴大機(VSX-D506S)電源開啟問題 - 喇叭音響

By Bennie
at 2017-04-04T10:34
at 2017-04-04T10:34
Table of Contents
小弟有台PIONEER擴大機(VSX-D506S) 基於一些理由想把它修好
情形就是:正常按POWER鍵 POWER板的RY51就該有動作的聲音
電線插著很久沒開電 要ON就ON不起來 要一直按 按很久電源才會ON
ON過之後再關要開就很容易啟動了 很久沒開電情形又會重複
排除按鍵問題(因為用工具在電路板Touch試過)
POWER板照片:
http://imgur.com/a/4Z4JL
http://imgur.com/a/RHWrI
http://imgur.com/a/Jc13d
power按鍵按下KEY8與KIN2導通
http://imgur.com/a/ffW7V
RY51要吸 似乎是跟Q51有關聯
http://imgur.com/a/BTie4
整份資料檔案連結
http://www.go-gddq.com/upload/2014-11/14112010284818.pdf
希望能夠麻煩指點迷津 謝謝!
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喇叭音響
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