mama gawa JBL EON 315 powered monitor dekak thiyenawa ekak pichchuna. eke SMPS power supply eke chopper ekata kalin thiyenawa transistor deka pupurala gihilla thibuna. mehem aune plug eka loose connection thibuna nisa. dan e transisotr eka dapu gaman ekapupurala yanawa. anek smd trassistor and...