DPC-7
DPC-7顾老师好。建武DPC-7有个问题请教您,在改底座电池时,不小心把电池极性反了,安到机子上后,烧了CD主板,造成不开机(原来一切正常)。打开查到烧坏了铁盒里的两颗三极管,换掉后正常开机,正常读碟,但两个耳机口寂静无声,拨动音量电位器都听不到底噪的变化。请问这种情况大概会是什么问题,会是解码芯片烧了吗?
I have no idea but you can download the SM here for reference. Either DSP or DAC, or amp after the DAC.
Thank you!
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