Ch
a
pter 9. Trouble shooting
9-1. Simple check
No picture/ No sound
Veri
f
y i
f
the television is properly plu
gg
ed
Veri
f
y i
f
the television is properly supplied po
w
er
Veri
f
y i
f
electricity is
a
v
a
il
a
ble.
Bl
a
nk screen
Veri
f
y i
f
correct si
g
n
a
ls
a
re input
Press INPUT button to ch
a
n
g
e si
g
n
a
l input to TV input
Rest
a
rt the television o
f
po
w
er supply is interrupted
No sound
Press Mute button
a
nd veri
f
y i
f
Mute
m
ode is set.
S
w
itch to ot
g
er ch
a
nnel
a
nd veri
f
y i
f
the s
am
e proble
m
h
a
ppens.
Press VOL+ button to see o
f
he proble
m
c
a
n be solved.
Poor sound
Veru
f
y i
f
sound syste
m
is correct .Re
f
er to so
m
e ch
a
pter
f
or
a
d
j
ust.
No picture in so
m
e ch
a
nnel
Veri
f
y i
f
correct ch
a
nnel is selected.
A
d
j
ust the
a
ntenn
a
.
M
a
ke
a
d
j
ust
m
ents by Fine Tune
a
nd M
A
NU
A
L Sc
a
n.
No color
f
or so
m
e ch
a
nnel pro
g
r
am
(bl
a
ck
a
nd
w
hite)
Veri
f
y i
f
the s
am
e proble
m
exists in other ch
a
nnels.
check out o
f
picture
a
nd sound syste
m
.
Re
f
er to rel
a
tive instructions in the M
a
nu
a
l
f
or color
a
d
j
ust.
Spots
w
ith so
m
e or
a
ll pictures
Veri
f
y i
f
the
a
ntenn
a
l is correctly connected.
Veri
f
y i
f
the
a
ntenn
a
l is in
g
ood condition.
0DNH¿QHDGMXVWPHQWRIFKDQQHO
Hori
z
ont
a
l/ vertic
a
l b
a
rs or picture
sh
a
kin
g
Check
f
or loc
a
l inter
f
erence such
a
s
a
n electric
a
l
a
ppli
a
nce
or po
w
er tool.
Television out o
f
control
Disconnect the television
f
ro
m
po
w
er supply
a
nd 10
seconds l
a
ter, connect the television to the po
w
er supply.
I
f
the proble
m
still exists, cont
a
ct
a
uthori
z
ed
af
ter-s
a
les
service
f
or technic
a
l
a
ssist
a
nce.
Service M
a
nu
a
l
Model No.:
56
L32/42F6
