Sony TA-A50 Service Manual (includes Supplements, extraction from Instruction Manual (User Manual)) in English TA-A50 (the amplifier section in LBT-A50 / LBT-A50CD / LBT-A50CDM) 9-957-162-11 file:\\Sony\_ok\TA-A50_en_sm.pdf Sony TA-919 (integrated amplifier section in FH-919CD) Service Manual in English TA-919 (integrated amplifier section in FH-919CD) 9-953-810-11 file:\\Sony\_ok\TA-919_en_sm.pdf Sony TA-919 Service Manual in English TA-919 (integrated amplifier section in FH-919CD) 9-953-810-11 file:\\Sony\_ok\TA-919_en_sm.pdf
