Marantz DV4500 Wartungshandbuch PDF herunterladen (Seite 23)

1-6-6 E59M2TR

FLOW CHART NO.21

Audio is not outputted normally.

Set the disc on the disc tray, and playback.

Are the analog audio signals outputted to each pin

of CN1601 on AV CBA?

Is the "H" level mute signal outputted to CN1601

on AV CBA ?

CN1601 14PIN AUDIO-L

CN1601 16PIN AUDIO-R

CN1601 13PIN A-MUTE

CN1601 15PIN A-R-MUTE

CN1601 20PIN A-L-MUTE

IC1201 1PIN AUDIO-L

IC1201 7PIN AUDIO-R

IC1201 2PIN AUDIO-L

IC1201 6PIN AUDIO-R

Replace the DVD Main CBA or DVD Mecha.

Replace IC1201.

Check the periphery between Pins(1,7) of IC1201,

JK1404 and JK1405, and service it if detective.

Check each line between each pin of CN1601

and each pin of IC1201 on AV CBA, and service it

if detective.

CN1601 14PIN → IC1201 2PIN AUDIO-L

CN1601 16PIN → IC1201 6PIN AUDIO-R

Are the analog audio signals inputted to each pin

of IC1201.

Are the analog audio signals outputted to each pin

of IC1201?

Are the audio signals outputted to the specific

output terminal?

Are the audio signals outputted to the audio

terminal (JK1404 and JK1405)?

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Marantz DV4500 Wartungshandbuch Seite 23