V. Trouble Shooting
B) Analog Part
It is easy to check analog video signal than digital video signal
Use reference signal input ( EX. 16 Gray)
Check Signal Level and sync
Check Signal path until input of Video decoder
It
( Tuner
→
is
Decoder, Scart
e
a
s
y
t
o
c
h
e
c
k
a
n
al
16 Gray Patten
o
g
vi
d
Switch
Video Decoder, AV Connecter
→
Switch
→
→
Video Decoder )
H-sync
16 Gray Wave Form
Switch
Video
→
→
Gray Level