
5-2
ELECTRICAL TROUBLESHOOTING GUIDE
Reset or Power Check.
Check it after connecting the power cable
only for NO Reset or Power ON.
•Check the power(5V,12V)short.
•Check the power cable.
•Repair the power part.
•Check the LIC505(3.3V reg.IC).
•Check the HRST signal of LIC301
•Check the LX301
•Check the oscillation LIC302, LIC303
Are the pin 4, 1 of LCN202
+12V, +5V respectively after the power
cable connecting?
Does the pin 3
of LIC303 change 0V to 3.3V
at the power supply initial
input mode?
Are the LX301 oscillating?
<Power>
•Is the pin 5 of LIC505 3.3V?
•Is the pin 4 of LIC505 1.5V?
OK
YES
YES
YES
YES
YES
NO
NO
NO
•1V(IREF):Check pin 112 of LIC301
•1.65V(REFIN):Check pin 134 of LIC301
•2.1V(REFI2):Check pin 12 of LIC201
•2.3V(REF01):Check pin 13 of LIC201
•2.3V(FPDVREF):Check pin 25 of LIC201
•3.3V(REFI):Check pin 38 of LIC201
•1.65V(REF02):Check pin 39 of LIC201
<Reference>
Summary of Contents for DVDR3320V Series
Page 15: ......
Page 17: ......
Page 35: ......
Page 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 ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 53: ...3 55 3 56 IC801_TDA9605 IC802_MM1443 IC803_MM1225 IC901_MM1623FX8E ...
Page 54: ......
Page 55: ...3 57 3 58 PRINTED CIRCUIT DIAGRAMS 1 VCR P C BOARD TOP VIEW ...
Page 56: ...3 59 LOCATION GUIDE ...
Page 57: ...3 60 LOCATION GUIDE ...
Page 58: ...3 61 3 62 2 VCR P C BOARD BOTTOM VIEW ...
Page 59: ...3 63 3 64 3 SMPS P C BOARD ...
Page 60: ...3 65 3 66 LOCATION GUIDE 4 JACK P C BOARD LOCATION GUIDE ...
Page 61: ...3 67 3 68 5 KEY TIMER P C BOARD LOCATION GUIDE ...
Page 77: ......
Page 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 ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 89: ...3 106 3 107 PRINTED CIRCUIT DIAGRAMS 1 VDR P C BOARD TOP VIEW ...
Page 90: ...3 108 LOCATION GUIDE ...
Page 91: ...3 109 LOCATION GUIDE ...
Page 92: ...3 110 3 111 2 VDR P C BOARD BOTTOM VIEW ...
Page 93: ......
Page 125: ......
Page 145: ...5 20 9 LASER TURN ON SIGNAL F LIC502 PIN 52 LDEN DVD LCN201 PIN17 VRDC LCN201PIN 34 ...
Page 160: ...5 35 2 Disc Specification 3 Disc Materials 1 DVD ROM Single Layer Dual Layer ...
Page 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 ...
Page 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 ...
Page 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 ...
Page 185: ...5 65 5 66 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD ...
Page 186: ...5 67 LOCATION GUIDE ...
Page 187: ...5 68 LOCATION GUIDE ...
Page 188: ...5 69 5 70 2 MAIN P C BOARD ...
Page 189: ......