14
MANI
BOARD
FAULT
JUDGMENT
Getting rid of function's trouble
7.fuction part
（
dual
SCART
）
By Peripheral equipment
the
signal
is OK?
N
Y
N
Y
If Don't display
the
picture
By Peripheral equipment
the sign al is OK?
In SCART source ,
have the audio out
Maintenance E1,E2,E3,R44,R47 and
the relative netwouk have the signal ?
PIN1
，
PIN12 of U10
have the signal?
Maintenance or replace the
Peripheral signal equipment
Maintenance or replace the
Peripheral signal equipment
Replace the corresponding organ
Replace the IC 9E19
N
Y
Maintenance U10 power supply
，
PIN9
，
PIN10 of the U10 is right or replace U10
s
tick up for
f
ront
electrocircuit
Y
N
In Double SCART mode
