Service Guide
PV500T SERIES
12
TROUBLE SHOOTING
R.G.B Is Not Displayed Correctly
N
Y
N
Y
N
Y
N
Y
Y
Start
Is input signal
OK?
Is color value
corredt?
Is main board
input signal OK?
Is U4 output
signal OK?
Is P7
、
P8 R,G,B is correctly
END
Check video cable P2
(pin 1
、
2
、
3)
Adiust color value U3
(pin 7
、
15
、
22)
Check W01 connector
Check U4 pin 4 ~ 25