Abnormal color of video picture
Yes
Abnormal color of
video picture
Check whether the 3.3V
and 1.8V power supply
voltages on the decoder
board are normal.
Check Y1, R17, C21 and C22
Check other of power supply electric
circuit
Correct the connection
Check whether the
video filter network
circuit is normal.
Yes
Yes
No
No
No
Check whether the 27MHz
output signal is normal.
Change U2
Yes
Trouble shooting chart
5-6
BarthService
Содержание DVP3111/12
Страница 26: ...MAIN BOARD TOP 7 8 BarthService ...
Страница 27: ...MAIN BOARD BOTTOM 7 9 BarthService ...
Страница 28: ...LED LIGHT BOARD TOP PCB COMPONENT LAYOUT 7 10 BarthService ...
Страница 29: ...LED LIGHT BOARD BOTTOM PCB COMPONENT LAYOUT 7 11 BarthService ...
Страница 30: ...STB TOP PCB COMPONENT LAYOUT 7 12 BarthService ...
Страница 31: ...STB BOT PCB COMPONENT LAYOUT 7 13 BarthService ...
Страница 32: ...SET MECHANICAL EXPLODED VIEW 8 1 8 1 BarthService ...
Страница 35: ...9 0 REVISION LIST Version 1 0 Initial release BarthService ...