Akai LEA-16S02P, Руководство по обслуживанию

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Check the circuit
between
U14
and CN9
Whether the pin no.18
of U14 has input?
Y
SCART RGB .SCART Video. HDMI,S-VIDEO,CVBS
Color fade
HDMI,S-VIDEO
Have no signal
CVBS has no signal
System settings is wrong
and reset it
1.Check the R.G.B circuit
2.Check U14 or the circuit of U14
1. HDMI terminal pad
contact is badly
2 .System DDC settings
is wrong and reset it
3.U14 damage
Check the input of R.G.B.
Of U14
Y N
9
ǃ
Function Trouble
˄
SCART , HDMI,S-VIDEO,CVBS
˅
Check the signal input
of CN9 is normal
Check the wire from CVBS
terminal to signal source
N
The soft of U14 is
not normal
Or U14 damage
Y N