User manual
Manuals
Brands
Radio Shack Manuals
LCD TVs
Car Video System PTC20LD
21
22
23
24
25
26
27
28
29
30
27
C
o
n
t
rast
U
s
e
r
c
a
n
s
e
t
t
h
e
le
v
e
l
o
f
c
on
t
r
a
s
t
f
o
r
t
h
e
i
m
ag
e
d
i
s
pla
y
ed
.
I
t
i
s
r
ange
d
f
r
o
m
-
1
6
t
o
16.
Br
ig
h
t
n
e
ss
U
s
e
r
c
a
n
s
e
t
t
h
e
le
v
e
l
o
f
b
r
i
gh
t
ne
s
s
f
o
r
t
h
e
i
m
ag
e
di
s
p
la
y
ed
.
i
s
r
a
n
ge
d
f
r
o
m
-
2
0
t
o
20.
1
...
...
26
27
28
29
30
...
...
34
