1-8-7
E7K7ATR
B
Check the line between Pin(9,10)
of IC1101 and Pin(39,40) of
IC1501, and replace
P1(AV ASSEMBLY) if defective.
Replace P1
(AV ASSEMBLY).
Yes
No
FLOW CHART NO.20
Audio E-E does not appear normally.
Are the audio signals inputted to each pin of
IC1101?
Check the line between audio input terminal and each
pin of IC1101, and replace P1(AV ASSEMBLY)
if defective.
Are the audio signals outputted to Pin(3,13) of
IC1101?
Yes
Are the audio signals outputted to Pin(1,7) of
IC1102?
Yes
No
Replace P1(AV ASSEMBLY).
No
No
IC1101
AUDIO-IN1 (REAR)
4,11PIN
IC1101
AUDIO-IN2 (FRONT)
5,14PIN
AUDIO-IN1 (REAR)
AUDIO-IN2 (FRONT)
IC1101
→
JK2106
4,11PIN
Are active level of Pin(9,10) of IC1101 become
as shown below?
IC1101
→
JK2103, JK2104
5,14PIN
INPUT
LINE(REAR)
LINE(FRONT)
9PIN
10PIN
H
H
L
H
Are the analog audio signals outputted to each pin
of CN1101?
CN1101 15PIN AUDIO (L)-OUT
CN1101 13PIN AUDIO (R)-OUT
Yes
No
Replace P2(DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
IC1201 6PIN AUDIO (L)-OUT
IC1201 2PIN AUDIO (R)-OUT
Check each line between each pin of CN1101 and
each pin of IC1201, and replace P1(AV ASSEMBLY)
if defective.
CN1101 15PIN
→
IC1201 6PIN AUDIO(L)-OUT
CN1101 13PIN
→
IC1201 2PIN AUDIO(R)-OUT
Are the analog audio signals inputted to each pin
of IC1201?
Yes
No
Continued to C on the next page.
No
Do Pin(16) of CN1101 become "H" level?
Replace P2(DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
Check the periphery of JK2203 from Pin (10,11,13) of
IC1401 and replace P1(AV ASSEMBLY) if defective.
Check the periphery of JK2201 from Pin (15) of
IC1022 and replace P1(AV ASSEMBLY) if defective.
Check the periphery of JK2202 from Pin (13) of
IC1401 and replace P1(AV ASSEMBLY) if defective.
Check the periphery of JK2202 from Pin (15) of
IC1401 and replace P1(AV ASSEMBLY) if defective.
Are the video signals outputted to the specific
output terminal?
Are the Y, Pb/Cb, Pb/Cr signals outputted to the
COMPONENT OUT terminal (JK2203)?
Are the luminance signals outputted to the
S-VIDEO OUT terminal (JK2202)?
Are the chroma signals outputted to the
S-VIDEO OUT terminal (JK2202)?
No
No
No
No
Are the composite video signals outputted to
the VIDEO OUT terminal (JK2201)?
Summary of Contents for D-R410KU
Page 35: ...1 11 4 AV 2 4 Schematic Diagram E7K7ASCAV2 NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Page 36: ...1 11 5 E7K7ASCAV3 AV 3 4 Schematic Diagram NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Page 37: ...1 11 6 E7K7ASCAV4 AV 4 4 Schematic Diagram NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Page 45: ...1 11 14 DVD Main 6 7 Schematic Diagram E7K7ASCD6 NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Page 47: ...1 11 16 BE7K2AF01011A BOARD AV Top View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Page 56: ...1 14 3 R5NTI Push close 0 08 V 0 02 s Push Close detection Threshold level ...
Page 66: ......