1-10-6
E9KG0TR
FLOW CHART NO.4
The disc tray cannot be opened and closed.
[No Disc] indicated.
Both functions of picture and sound do not operate normally.
Is 5V voltage supplied to Pin(1) of IC2805?
Replace
P1 (BOARD MCV).
Check P-ON+5V line and
replace P1 (BOARD MCV)
or P3 (BOARD POWER
SUPPLY) if defective.
Yes
No
Yes
FLOW CHART NO.5
VIDEO E-E does not appear normally.
Are the video signals inputted to each pin of
IC2805?
Check the line between video input terminal and
each pin of IC2805 ,and replace P1 (BOARD
MCV) if defective.
Are the video signals outputted to each pin of
IC2805?
Yes
No
IC2805
VIDEO-IN 1 (REAR)
8PIN
IC2805
Y-IN (REAR)
13PIN
IC2805
VIDEO-Y/CVBS
19PIN
IC2805
VIDEO-C
21PIN
IC2805
C-IN (REAR)
2PIN
IC2805
IC2805
VIDEO-IN 2 (FRONT)
10PIN
ATU-VIDEO
17PIN
VIDEO-IN 1 (REAR)
Y-IN (REAR)
C-IN (REAR)
VIDEO-IN 2 (FRONT)
IC2805
→
JK2804
8PIN
IC2805
→
JK2401
13PIN
IC2805
IC2805
→
JK2401
2PIN
→
JK2803
10PIN
TUNER-VIDEO
IC2805
→
4PIN
17PIN
Replace P2 (DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
Continued to A on the next page.
Yes
Check the line between each pin of CN2201 and
each pin of IC2404 and IC2405, and replace
P1 (BOARD MCV) if defective.
Are the video signals shown above inputted into
each pin of IC2404 and each pin of IC2405?
No
VIDEO-Y(I/P)
VIDEO-Pr/Cr
VIDEO-Pb/Cb
VIDEO-C
IC2405
VIDEO-Y(I/P)
3PIN
IC2405
VIDEO-Pr/Cr
8PIN
IC2405
VIDEO-Pb/Cb
6PIN
IC2404
VIDEO-Y(I)
3PIN
IC2404
VIDEO-C
1PIN
CN2201
→
IC2405
7PIN
CN2201
→
IC2405
5PIN
CN2201
→
IC2405
3PIN
CN2201
→
IC2404
9PIN
3PIN
8PIN
6PIN
1PIN
VIDEO-Y(I)
CN2201
→
IC2404
1PIN
3PIN
Are the video signals outputted to each pin of
CN2201?
Yes
Yes
No
CN2201
VIDEO-Y/CVBS
20PIN
CN2201
VIDEO-C
22PIN
VIDEO-Y/CVBS
20PIN
VIDEO-C
22PIN
IC2805
→
CN2201
19PIN
IC2805
→
CN2201
21PIN
Check the line between each pin of IC2805 and
each pin of CN2201 and replace P1 (BOARD
MCV) if defective.
Are the video signals outputted to each pin of
CN2201?
No
CN2201
VIDEO-Y(I/P)
7PIN
CN2201
VIDEO-Pr/Cr
5PIN
CN2201
VIDEO-Pb/Cb
3PIN
CN2201
VIDEO-Y(I)
1PIN
CN2201
VIDEO-C
9PIN
Replace P2 (DVD MECHANISM & DVD MAIN
BOARD ASSEMBLY).
Содержание D-VR7KC
Страница 4: ...1 1 1 E9KG0SP SPECIFICATIONS ...
Страница 18: ...1 6 6 E9KG0DC Fig D10 22 Deck Pedestal 23 Front Bracket R S 25 S 25 S 25 S 25 S 26 ...
Страница 57: ...1 13 3 E9KG0SCM1 MAIN 1 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 59: ...1 13 5 E9KG0SCM3 MAIN 3 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 60: ...1 13 6 E9KG0SCM4 MAIN 4 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 61: ...1 13 7 E9KG0SCM5 MAIN 5 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 62: ...1 13 8 E9KG0SCM6 MAIN 6 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 63: ...1 13 9 E9KG0SCM7 MAIN 7 7 Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 65: ...1 13 11 E9KG0SCFJ FRONT JACK Schematic Diagram VCR Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 66: ...1 13 12 TUNER Schematic Diagram E9KG0SCT NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 72: ...1 13 18 E9KG0SCD6 DVD MAIN 6 6 Schematic Diagram DVD Section NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 77: ...1 13 23 BE9MG0F01031A BOARD TUNER Top View NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 78: ...1 13 24 BOARD TUNER CBA Bottom View BE9MG0F01031A NOTE BOARD MEANS PRINTED CIRCUIT BOARD ...
Страница 90: ...1 18 4 E9KG0PEX Packing Upper Side Lower Side X1 X22B X22A X20B X5 X3 X20A ...
Страница 115: ......