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75
TROUBLESHOOTING
Noise appears on the Full
playback screen.
Are SW pulse and HA SW
normal?
Recheck step C-1 (Bad
playback quallty (1)).
Check HEAD AMP connector
and HEAD.
YES
YES
NO
NO
ENVE Wave at PT01 pin #4?
Check VIDEO circuit.
Are there SW, HA SW pulse at
IC601 pin #16, 18?
Check PCB Pattern.
Check IC601.
C-2. Bad playback quality (2)
No broadcasting signal
received
Is the output at IC601 pin#
71(CLK), 72 (DATA) normal?
Is SIF,Video output at
TMI(RF101) pin#18,20 normal?
Check IC 601.
Check IC301.
Check IC601.
YES
YES
NO
NO
NO
Is Video Signal input at IC601
pin#50?
Is there Video output at IC601
pin#52?
Check TMI (RF101) Block.
NO
Check Video Buffer Q101
D. No broadcasting signal received
YES
YES
NO
YES
YES
YES
All manuals and user guides at all-guides.com
Содержание DR-C912B
Страница 13: ...11 INSTRUMENT DISASSEMBLY All manuals and user guides at all guides com...
Страница 37: ...35 EXPLODED VIEW 6 1 EXPLODED VIEW OF DECK ASS Y TOP VIEW All manuals and user guides at all guides com...
Страница 38: ...36 EXPLODED VIEW 6 2 EXPLODED VIEW OF DECK ASS Y BOTTOM VIEW All manuals and user guides at all guides com...
Страница 39: ...37 EXPLODED VIEW 6 3 EXPLODED VIEW OF FL ASS Y All manuals and user guides at all guides com...
Страница 40: ...38 EXPLODED VIEW D0040 D0040 D0020 D0050 D0010 D0060 D0070 All manuals and user guides at all guides com...
Страница 44: ...42 WAVEFORMS VIDEO WAVEFORMS 480 4 6 20 34 All manuals and user guides at all guides com...
Страница 102: ...100 SCHEMATIC DIAGRAM VIDEO AUDIO SCHEMATIC DIAGRAM DVD COMBO RECEIVER All manuals and user guides at all guides com...
Страница 105: ...RECEIVER FRONT PART SCHEMATIC DIAGRAM 103 SCHEMATIC DIAGRAM All manuals and user guides at all guides com...
Страница 112: ...110 BLOCK DIAGRAM RECEIVERSERVO SYSCON BLOCK DIAGRAM All manuals and user guides at all guides com...
Страница 113: ...111 BLOCK DIAGRAM COMBO RECEIVER VIDEO BLOCK DIAGRAM All manuals and user guides at all guides com...
Страница 114: ...NORMAL AUDIO BLOCK DIAGRAM 112 BLOCK DIAGRAM All manuals and user guides at all guides com...
Страница 116: ...114 BLOCK DIAGRAM DIGITAL AUDIO BLOCK DIAGRAM All manuals and user guides at all guides com a l l g u i d e s c o m...
Страница 117: ...AMP BLOCK DIAGRAM 115 BLOCK DIAGRAM All manuals and user guides at all guides com...
Страница 118: ...MAIN PCB CIRCUIT BOARD RTD300 116 CIRCUIT BOARD INDEX All manuals and user guides at all guides com...
Страница 119: ...117 CIRCUIT BOARD INDEX POWER LOGIC PCB CIRCUIT BOARD RTD300 All manuals and user guides at all guides com...
Страница 120: ...118 CIRCUIT BOARD INDEX AMP PCB CIRCUIT BOARD RTD300 All manuals and user guides at all guides com...