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Abnormal color of video picture
Abnormal color of
video picture
Check
27MHz output signal is
normal.
Check whether the 3.3V
and 2.5V power supply
voltages on the decoder
board are normal.
Check whether the
video filter network
circuit is normal.
All manuals and user guides at all-guides.com
Yes
whether
the
Yes
Yes
Yes
Change U1
4-7
No
Check Y1, R19, C32 and C33
No
Check other of power supply electric
circuit
No
Correct the connection
Trouble shooting chart
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