Denon DVD-756 Service Manual

Also see for DVD-1920: Operating instructions Opertating instructions Specifications Service manual Operating instructions

Contents

23DVD-1920/756FLOW CHART NO.22Audio is not outputted normally.Set the disc on the disc tray, and playback.Are the analog audio signals outputted to each pinof CN1601 on AV CBA?Is the "H" level mute signal outputted to CN1601on AV CBA ?CN1601 13PIN AUDIO(L)CN1601 15PIN AUDIO(R)CN1601 14PIN AUDIO(R)-MUTECN1601 19PIN AUDIO(L)-MUTEIC1201 1PIN AUDIO(L)IC1201 7PIN AUDIO(R)IC1201 2PIN AUDIO(L)IC1201 6PIN AUDIO(R)Replace the DVD Main CBA Unit or DVD Mechanism.Replace the DVD Main CBA Unit or DVD Mechanism.Replace IC1201.Check the periphery between Pins(1,7) of IC1201and JK1404, and service it if detective.Check each line between each pin of CN1601and each pin of IC1201 on AV CBA, and service itif detective.CN1601 13PIN → IC1201 2PIN AUDIO(L)CN1601 15PIN → IC1201 6PIN AUDIO(R)Are the analog audio signals inputted to each pinof IC1201.Are the analog audio signals outputted to each pinof IC1201?Are the audio signals outputted to the specificoutput terminal?Are the audio signals outputted to the audioterminal (JK1404)?YesYesYesYesNoNoNoNoNowww. xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299http://www.xiaoyu163.comhttp://www.xiaoyu163.com