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Sony UP-980 - 5-9. DOOR (OPENING & CLOSING) IS OUT OF ORDER

Sony UP-980
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5-9.
DOOR
(OPENING
&
CLOSING)
IS
OUT
OF
ORDER
START
UP.980(UC)
UP-980CE(CE)
Is
signal
input
to
pin
65
of
IC201
on
MA-91
board?
NO
YES
NO
Does
door
motor
operate?
YES
Are
signals
from
sensor
available
at
pins
17
and
19
of
CN204
NO
The
front
panel
or
pin
17
of
CN207
on
MA-91
board
is
defective.
Pins
99
and
100
of
1C505,
or
IC403
and
Q404
line
on
MA-91
board
are
defective.
PH402
and
PH401
on
SE-442
board,
and
the
SE-441
board
line
are
defective.
1C-405
to
pins
84
and
85
of
IC505
on
MA-91
board
are
defective.
5-9

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