Change driver board cable
Y
N
Change LCD
N
Y
Y
Check the LVDS output pins,
see whether there is
short-circuit or unconnected pin
Change this part of the circuit
N
Is VCC-Panel
correct
？
Check
Q10
，
J2
Does the software
match the panel?
Upgrade software
N
Y
P
ic
tu
re
2
Display
Units
Units
（
Flickering
Flickering
）
Flickering or
Black screen
（
Back light on
）
Is the connection of Driver Board Cable normal
Is LCD normal
C
h
e
c
k
t
h
e
n
e
t
w
o
r
k
o
u
t
p
u
t
d
r
i
v
e
r
b
o
a
r
d
J
3
s
o
c
k
e
t
n
o
r
m
a
l
