8
TROUBLESHOOTING
No broadcasting signal
received
Is the output at IC501 pin# 61(CLK),
60 (DATA) normal?
Is SIF,Video output at TMI(RF101)
pin#16,19 normal?
Check IC 501.
Check IC301.
Check IC501.
YES
YES
NO
NO
NO
Is Video Signal input at IC501
pin#50?
Is there Video output at IC501
pin#52?
Check TMI (RF101) Block.
NO
Check Video Buffer Q670, Q671
C. No broadcasting signal received
YES
YES
YES
Summary of Contents for DC-F84D1D
Page 27: ...26 CIRCUIT DIAGRAM 1 POWER CIRCUIT DIAGRAM ...
Page 28: ...27 CIRCUIT DIAGRAM 2 SERVO SYSCON CIRCUIT DIAGRAM ...
Page 29: ...28 CIRCUIT DIAGRAM 3 A V CIRCUIT DIAGRAM ...
Page 30: ...29 4 HiFi SW INPUT CIRCUIT DIAGRAM CIRCUIT DIAGRAM ...
Page 31: ...30 CIRCUIT DIAGRAM 5 HI FI PIF INPUT CIRCUIT DIAGRAM ...
Page 37: ...36 PCB CIRCUIT BOARD 1 1 VCR MAIN ...
Page 38: ...37 PCB CIRCUIT BOARD 1 2 POWER ...
Page 39: ...38 PCB CIRCUIT BOARD 1 3 DVD MAIN ...
Page 58: ...57 ELECTRICAL PARTSLIST ...