Toshiba D-R410KU Service Manual page 23

Are the video signals outputted to the specific
output terminal?
Are the luminance signals outputted to the
S-VIDEO OUT terminal (JK2202)?
Are the chroma signals outputted to the
S-VIDEO OUT terminal (JK2202)?
Are the Y, Pb/Cb, Pb/Cr signals outputted to the
COMPONENT OUT terminal (JK2203)?
Are the composite video signals outputted to
the VIDEO OUT terminal (JK2201)?
FLOW CHART NO.20
Audio E-E does not appear normally.
Are the audio signals inputted to each pin of
IC1101?
IC1101 4,11PIN AUDIO-IN1 (REAR)
IC1101 5,14PIN AUDIO-IN2 (FRONT)
Are the audio signals outputted to Pin(3,13) of
IC1101?
Are the audio signals outputted to Pin(1,7) of
IC1102?
Are the analog audio signals outputted to each pin
of CN1101?
CN1101 15PIN AUDIO (L)-OUT
CN1101 13PIN AUDIO (R)-OUT
Are the analog audio signals inputted to each pin
of IC1201?
IC1201 6PIN AUDIO (L)-OUT
IC1201 2PIN AUDIO (R)-OUT
Do Pin(16) of CN1101 become "H" level?
Continued to C on the next page.
B
Yes
Yes
Yes
Yes
Check the periphery of JK2202 from Pin (13) of
No
IC1401 and replace P1(AV ASSEMBLY) if defective.
No Check the periphery of JK2202 from Pin (15) of
IC1401 and replace P1(AV ASSEMBLY) if defective.
No
Check the periphery of JK2203 from Pin (10,11,13) of
IC1401 and replace P1(AV ASSEMBLY) if defective.
No
Check the periphery of JK2201 from Pin (15) of
IC1022 and replace P1(AV ASSEMBLY) if defective.
Check the line between audio input terminal and each
No
pin of IC1101, and replace P1(AV ASSEMBLY)
if defective.
IC1101 4,11PIN
IC1101 5,14PIN
No
Are active level of Pin(9,10) of IC1101 become
as shown below?
INPUT
LINE(REAR)
LINE(FRONT)
Yes
Replace P1
(AV ASSEMBLY).
No
Replace P1(AV ASSEMBLY).
No
Replace P2(DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
Check each line between each pin of CN1101 and
each pin of IC1201, and replace P1(AV ASSEMBLY)
if defective.
No
CN1101 15PIN → IC1201 6PIN AUDIO(L)-OUT
CN1101 13PIN → IC1201 2PIN AUDIO(R)-OUT
No
Replace P2(DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
1-8-7
→ JK2106
AUDIO-IN1 (REAR)
→ JK2103, JK2104
AUDIO-IN2 (FRONT)
9PIN 10PIN
H H
L H
No
Check the line between Pin(9,10)
of IC1101 and Pin(39,40) of
IC1501, and replace
P1(AV ASSEMBLY) if defective.
E7K7ATR