49
VC-A412U/A413U
VC-H812U/H813U
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 the pin(100) of IC201?
Replace IC201.
Is the pin(99) of IC201 in "L" level?
Check the line between the pin(11) of IC201 to
the pin(62) of IC651.
FLOW CHART NO.27
Check the periphery of pin(99) of IC201. (R617)
Содержание VC-A412U
Страница 6: ...6 VC A412U A413U VC H812U H813U 1 3 LOCATION OF MAJOR COMPONENTS AND CONTROL ...
Страница 50: ...VC A412U A413U VC H812U H813U VC A412U A413U VC H812U H813U 50 51 8 BLOCK DIAGRAM SYSTEM SERVO BLOCK DIAGRAM ...
Страница 53: ...56 VC A412U A413U VC H812U H813U POWER CIRCUIT BLOCK DIAGRAM ...
Страница 63: ...72 VC A412U A413U VC H812U H813U M E M O ...