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一台JJC牌A-3.0专业功放,A路无输出,B路正常。打开机壳发现A路两个6A保险丝都熔断,检查发现A路4对功放对管(2SC5200/A1943)和一对前置对
A JJC brand A-3.0 professional amplifier, A road no output, B road normal. Open the case and found that two A-way 6A fuse are blown, check the A channel 4 pair amplifier (2SC5200 / A1943) and a pair of front pair