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Sanyo DCA M15 Service Manual page 11

Integrated stereo amplifier
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TROUBLE SHOOTING GUIDE (continued)
6.
Stop action
does
not take
place after operating the Tuner or starting the Turntable while the Deck
is in
"PLAY/REC" mode.
Yes
Does only
Tuner not stop?
Does only
Turntable not stop?
Do both Tuner and
Turntable not stop?
No
No
No
See Page 7.
See Page 9.
i
No
j
No
Does direct call
See (2).
Does airect call
See (4).
function work?
function work?
Yes
Yes
Check the Amplifier circuit.
Check the Amplifier circuit.
e D24 is opened.
e D23 is opened.
e Solder tunnel and touch
e Solder tunnel and touch
e Broken pattern
Is pulse-shape voltage applied to
the STOP terminal of the TAPE
Remote
Jack of the Amplifier?
e Broken pattern
Yes
No
e Solder tunnel and touch of
jack terminals
e Broken pattern
Is pulse-shape voltage applied to
the base of 0510
in the Deck
circuit?
Check the circuit.
e |nadequate contact between
plugs and jacks, broken plug
and pattern
Solder
tunnel
and
touch,
broken pattern
Q511
is defective
(Short-
STOP
terminal
of
1IC501
LM6416E decrease?
Check 0510. (Short-circuit)
e Check
the
circuit.
(Solder
tunnel
and
touch,
broken
pattern)
Stop
the
Deck
operation
by
pushing the STOP button of the
Deck unit is defective.
Deck.
a=

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