4
TROUBLE SHOOTING FLOW CHART (2)
TV
Check or change U7,U18
No Sound
Back to default setting
Other Source
CheckU18
,
check U26,U27 output
Check Main Board and wire connecting
all source
Check Main Board
,
wire
,
U26,U27 output
R or L no sound
Check U7
Check Speaker connecting
one port
Check U7,U26,U27
Check Speaker connecting
all source
Check U7,U26,U27
Audio Issue
Noise
Check Speaker
one port
Check U7,U26,U27
Check signal input source
all source
Check U7,U26,U27
Sound low
Check U26,U27 power supply
TV
check signal source
Back to default setting
Check U7,U26,U27
Summary of Contents for CFTD2011
Page 8: ...6 6 BLOCK DIAGRAM ...
Page 10: ...8 8 MAIN BOARD CIRCUIT 1 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...
Page 11: ...9 9 MAIN BOARD CIRCUIT 2 5 5 4 4 3 3 2 2 1 1 D D C C B B A A TO debug DVD KEY ...
Page 12: ...10 10 MAIN BOARD CIRCUIT 3 ...
Page 13: ...11 11 MAIN BOARD CIRCUIT 4 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...
Page 14: ...12 12 MAIN BOARD CIRCUIT 5 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...
Page 15: ...13 13 MAIN BOARD CIRCUIT 6 ...
Page 16: ...14 14 MAIN BOARD CIRCUIT 7 5 5 4 4 3 3 2 2 1 1 D D C C B B A A ...
Page 17: ...15 15 MAIN BOARD PCB TOP ...
Page 18: ...16 16 MAIN BOARD PCB BOTTON ...
Page 26: ...24 CONTROL BOARD PCB TOP CONTROL BOARD PCB BOTTON ...
Page 29: ...27 27 DVD BOARD PCB TOP DVD BOARD PCB BOTTON ...
Page 37: ...35 FIRMWARE UPGRADE METHED Contunued Click Next click I accept Next ...
Page 38: ...36 FIRMWARE UPGRADE METHED Contunued Click Finish ...
Page 41: ...39 FIRMWARE UPGRADE METHED Contunued 4 set parameter 5 press TVT ...
Page 46: ...44 44 EXPLODED DRAWING ...