47
VC-GA56Z
VC-GH96Z
Linear audio playback is impossible. (Hi-Fi E-E mode is normal).
Are MH-AA harness and playback AMP. peripheral parts normal?
Is the AC head surface clean?
Is AC head height adjusted properly?
Replace the AC head.
Readjust the A/C head height.
Is audio signal output to the pin(11) of IC201?
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
Is it possible to confirm the audio signal (PB EQ)
on pin(100) of IC201?
Replace IC201.
Is pin(99) of IC201 in "L" level?
Check the line between pin(11) of IC201and
pin(62) of IC651.
FLOW CHART NO.27
Check the periphery of pin(99) of IC201. (R617)
Содержание vc-ga56z
Страница 4: ...4 VC GA56Z VC GH96Z VC GA56Z VC GH96Z 1 3 LOCATION OF MAJOR COMPONENTS AND CONTROL ...
Страница 48: ...49 VC GA56Z VC GH96Z 48 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H 8 BLOCK DIAGRAM POWER CIRCUIT BLOCK DIAGRAM ...
Страница 49: ...51 VC GA56Z VC GH96Z 50 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H SYSTEM SERVO BLOCK DIAGRAM ...
Страница 58: ...67 VC GA56Z VC GH96Z 66 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H PWB FOIL PATTERN MAIN PWB Component Side ...
Страница 59: ...69 VC GA56Z VC GH96Z 68 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MAIN PWB Wiring Side ...