Yamaha AVC-50 Owner's Manual page 25

Natural sound stereo amplifier
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f the AVO-50 fails to operate normally, check the following points to determine whether the fault can be corrected
by the simple measures suggested. If it cannot be corrected, or if the fault is nat listed in the SYMPTOM column,
disconnect the AVC-50's power cord and contact your dealer or service center for help.
au
The amplifier fails to turn
the POWER switch is pressed.
The Remote Control Unit falls
to operate the AVC-50 or
another unit,
No sound.
Sound "hums".
No picture.
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Enhance controls worsen picture.
on when
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Power cord is not plugged in or is not completely inserted.
Batteries are dead, Remote not aimed properly, Connections faulty.
ATATATATUDATUTATA NATTA TTT Ma Pu A TPT TTT Pe Pa Ta Ta Pu Pu MA
Pa
me
Incorrect output cable connections,
PATATET PA MUUTETA TATATA A TA MUTAT TA Pe Ma eP PP
Pb
abe Pa e emde
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incorect amplifier operation.
incorrect cable connections.
incorrect cable connections. Wrong video unit selected. Video unit
nat turned on.
ON/OFF Switch out.
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ARANA
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NADA DMA MTL ED A Pa Y A
a
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Firmly plug in the power cord.
Replace batteries, Aim Remote at AYC-50 or CD player Firmly
connect Remote cables.
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a
TT
a
o
rav
be defective.
Set the amplifier controls to the correct input selection.
Firmly connect the audio plugs. If the problem persists, the cables
may be defective
Connect the Video plugs correctly. Select correct video unit. Turn
video unit on.
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Obtain better source material,
ES,
25

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