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3-16
VCR ELECTRICAL TROUBLESHOOTING GUIDE
5. Hi-Fi CIRCUIT
(1) No Sound(EE Mode)
YES
No Sound.
Check the AV1 Audio of IC801
Pins6, 7.
Check the AV2 Audio of IC801
Pins8, 9.
Check the AV3 Audio of IC801
Pins10, 11.
Check the Vcc of IC801 Pins34, 40,
IC802 Pins2, 4.
YES
Check the IIC Clock and DATA at
IC801 Pins42, 43.
YES
YES
Check the Audio of IC801 Pins16, 17.
Check the SC901, JK901.
Check the Scart1 Jack.
(SC901 Scart1 Audio in Pin2, 6).
NO
NO
Check the Scart2 Jack.
(SC901 Scart2 Audio in Pin2, 6).
NO
Check the front Jack.
Check the Power 5.0V, 12V.
YES
NO
Check the IC501 Pins59, 60.
NO
Replace IC801.
NO
Check the Audio of PMD02 Pin19, 21.
Check the Pcb Pattern between IC801
Pin16, 17 with PMD02 Pin19, 21.
NO
YES
YES
Check the Audio of PMD02 Pin23, 25.
Check the DVD Board Audio path.
NO
Check the TU Audio of IC801
Pins2, 3.
Check the IC751 Pin30, 31.
NO
Check the DVD Audio of IC801
Pins4, 5.
Check the DVD Audio OUT.
(JK902 DVD_A_L_L/R).
NO
Содержание DVDR3320V Series
Страница 15: ......
Страница 17: ......
Страница 35: ......
Страница 43: ...3 35 3 36 A B C D E F G H I J K L M N O P Q R S T 2 TUNER CIRCUIT DIAGRAM ...
Страница 44: ...3 37 3 38 A B C D E F G H I J K L M N O P Q R S T 3 A V CIRCUIT DIAGRAM ...
Страница 45: ...3 39 3 40 A B C D E F G H I J K L M N O P Q R S T 4 Hi Fi CIRCUIT DIAGRAM ...
Страница 46: ...3 41 3 42 WAVEFORM 1 2 7 4 3 6 5 A B C D E F G H I J K L M N O P Q R S T 5 SYSTEM CIRCUIT DIAGRAM ...
Страница 47: ...3 43 3 44 A B C D E F G H I J K L M N O P Q R S T 6 SCART CIRCUIT DIAGRAM SCART Model Only ...
Страница 48: ...3 45 3 46 A B C D E F G H I J K L M N O P Q R S T 7 TIMER CIRCUIT DIAGRAM ...
Страница 53: ...3 55 3 56 IC801_TDA9605 IC802_MM1443 IC803_MM1225 IC901_MM1623FX8E ...
Страница 54: ......
Страница 55: ...3 57 3 58 PRINTED CIRCUIT DIAGRAMS 1 VCR P C BOARD TOP VIEW ...
Страница 56: ...3 59 LOCATION GUIDE ...
Страница 57: ...3 60 LOCATION GUIDE ...
Страница 58: ...3 61 3 62 2 VCR P C BOARD BOTTOM VIEW ...
Страница 59: ...3 63 3 64 3 SMPS P C BOARD ...
Страница 60: ...3 65 3 66 LOCATION GUIDE 4 JACK P C BOARD LOCATION GUIDE ...
Страница 61: ...3 67 3 68 5 KEY TIMER P C BOARD LOCATION GUIDE ...
Страница 77: ......
Страница 78: ...3 84 3 85 CIRCUIT DIAGRAMS 1 BGA 308P CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 79: ...3 86 3 87 A B C D E F G H I J K L M N O P Q R S T 2 DDR B TO B CONNECTOR CIRCUIT DIAGRAM ...
Страница 80: ...3 88 3 89 A B C D E F G H I J K L M N O P Q R S T 3 POWER FLASH CONNECTOR CIRCUIT DIAGRAM ...
Страница 82: ...3 92 3 93 A B C D E F G H I J K L M N O P Q R S T 5 VIDEO_IN VIDEO_OUT CIRCUIT DIAGRAM ...
Страница 83: ...A B C D E F G H I J K L M N O P Q R S T 3 94 3 95 6 DV1394 HDMI CIRCUIT DIAGRAM ...
Страница 84: ...3 96 3 97 A B C D E F G H I J K L M N O P Q R S T 7 AUDIO IN OUT CIRCUIT DIAGRAM ...
Страница 89: ...3 106 3 107 PRINTED CIRCUIT DIAGRAMS 1 VDR P C BOARD TOP VIEW ...
Страница 90: ...3 108 LOCATION GUIDE ...
Страница 91: ...3 109 LOCATION GUIDE ...
Страница 92: ...3 110 3 111 2 VDR P C BOARD BOTTOM VIEW ...
Страница 93: ......
Страница 125: ......
Страница 145: ...5 20 9 LASER TURN ON SIGNAL F LIC502 PIN 52 LDEN DVD LCN201 PIN17 VRDC LCN201PIN 34 ...
Страница 156: ...5 31 30 LD Enable DVD 31 LD Enable CD CD DVD LCN201 PIN 17 LDEN LCN PIN 38 CD DVD LCN201 PIN 17 LDEN LCN102 PIN 38 ...
Страница 160: ...5 35 2 Disc Specification 3 Disc Materials 1 DVD ROM Single Layer Dual Layer ...
Страница 180: ...5 55 5 56 CIRCUIT DIAGRAMS 1 RF CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 181: ...5 57 5 58 2 DSP CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 182: ...5 59 5 60 3 µ COM CIRCUIT DIAGRAM A B C D E F G H I J K L M N O P Q R S T ...
Страница 185: ...5 65 5 66 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD ...
Страница 186: ...5 67 LOCATION GUIDE ...
Страница 187: ...5 68 LOCATION GUIDE ...
Страница 188: ...5 69 5 70 2 MAIN P C BOARD ...
Страница 189: ......