Nx Audio RX 3000/4000 channel repair protection fault

[@columbioaudioskrishnamoort649]

Thank you sir ❤

[@souravji7292]

Bhai mera eak krown ka 4k amplifier hai jiske channel b me voice nhi aa rahi bilkul na ke barabar aare hai but mono mood pe lagate hai to aati hai selecter switch kharab hai kya?

[@RSsoundjaipuir]

Vi switch change kr ke dekh lo

[@umangisound1641]

Sir ji... mere pas A plus ka vap5500 model repair me aaya he jis me volume 75 percent pe aate hi direct supply pe clip light aane se pahle protection me zone 2 aa jata he(with out load) 15v+ - Dono ok 110v +- ok 24v ok no dropping supply I/o bord me 5532 ic bhi change kardi. So pl help me....