Appendix
Troubleshooting
Problem Possible Solution
•
No
power
•
Check if you pressed
POWER
on
the remote
control
unit.
•
Page
14
• Is
the
AC
cord disconnected?
•
Page 7
•
Has the power been turned on?
•
Page 14
•
Unit cannot
be
• External influences
such
as
lightning,
static
electricity,
may cause improper
ope
ration.
operated. In
this case, operate
the
un
it after first turning
off
the power
of
the
lV
or
unplugging
the AC cord and
replugging
it in after 1
or
2 minutes.
•
Remote
control
unit
• Is
the equipment
to
be
ope
rated by the remote
control
unit set
correctly? Press
TV
to
does
not operate. set the remote
control
unit
to
the setting for operating the
lV.
•
Are batteries inserted with pol
arity
(
+ ,
-)
aligned? •
Page 8
•
Are batteries worn
out
?
(Replace
with new batteries.)
•
Are you using it under
st
rong
or
fluorescent
lighting?
• Is
a
fluorescent light illumi
na
te
d
near the remote con
tr
ol
sensor?
• Is "RC Control
Lock"
selected
in
"Operation
Lock
Out"? •
Page 25
• Picture
is
cut
off/with
• Is
the image position correct?
•
Pages
25
and 42
sidebar screen.
•
Are screen mode adjustmen
ts
such as picture size made
correctly?
•
Pages 18 and 19
•
Strange
color,
•
Adjust the picture tone.
•
Pages 22 and 23
light color,
or
color
• Is
the room
too
bright? The picture may look
dark in
a room that is
to
o bright.
misalignment
• Power
is
suddenly
• Is
the sleep timer se
t?
•
Page 17
turned off.
•
Check the power
control
settings.
•
Page
24
•
The unit's
internal
temperature has increased. Remove
an
y objects
blocking
vent or
cl
ean.
•
No
picture
• Is
connection
to
other components correct?
..
Pages
11
to
13 and
39
• Is
the correct input selected? •
Pages
11
and 16
• Is "On" selected
in
"Audio Only"? •
Page
24
• If
the
PC
image is not
displayed,
check the
following:
- When connecting a
laptop PC
to the
lV
, check that display
outp
ut
mode
of
the
PC
is set
to
external
monitor.
- Check the
resolution
setting on the
PC.
Is
a non-compatible signal
being i
np
ut?
•Page43
• Picture quality
of
HD
•
To enjoy HD images from
external
equipment, you are required
to
set
up
HDMI
programs is poor. connection
or
component connection.
• If
the program content is n
ot
of
HD
quality,
HD images
ca
nnot
be
displayed.
Check
that the program you are vi
ew
ing provides
HD
image
s.
•
The HD
cable/satellite
set-top
box may need
to
be configured
to
output
HD
images
via
cable/satellite.
•
The
cable/satellite broadcast may not support a
signal resolution
of
1080
p.
•
The
lV
sometimes
•
This is not a malfunction.
This happens when the cabinet slightly
expands
and
makes a cracking contracts according
to
change in temperature. This does
not
affect the
lV's
sound.
performance.
•
TheAQUOS
• Is
the ETHERNET
cable
connected
correctly?
..
Page 44
ADVANTAGE
LIVE
• Check the settings
of
"Internet Setup". •
Pages 44 to 45
can
not
be
displayed.
•
Some
Internet
•
The
lV
has
only limit
ed
functions compared with
regular PC
browsers.
•Page46
functions used on a PC
are not available
from
thelV.
Problem
•
No
sound
Possible Solution
• Is
connecti
on
to
other com
po
nents
co
rrect?
..
Pages
11
to
13
and 39
• Is
the
vo
lume
too
l
ow
? •
Page 16
• Is "Variable" sele
cted
in "Output Select"? •
Page 25
•
Ha
ve you pressed
MUTE
on the rem
ote
control
unit?
•
Page
16
•
Check the
au
d
io
output of t
he
conn
ec
ted
e
xternal
equipment.
Is
the
vo
l
ume
too
low
or
muted?
• When
external
equipment is connected via an
HDMI
cab
le,
yo
u
may
need to
co
nf
igure
the audio to
be
ou
tp
ut through the HDMI c
ab
le.
•
When audio is not
ou
tp
ut from
external
equipment connect
ed
to
the
PC IN
or
HDMI IN
2 termi
na
l,
check t
he
"Audio Sele
ct"
setting.
•
Page 42
• Even when
external
equipment
is connected using an
HDMI-
ce
rtified cable,
an
a
ud
io
cab
le
connection may be required
de
pending on the type
of
e
qu
i
pm
ent and the media
be
ing
played back.
In
this case,
in
addition
to
conn
ect
ing an HDMI-certi
fi
ed
cable
to
the
HDM
I IN
2
terminal,
co
nnect a
0
3.5
mm
stereo mini
jac
k
ca
ble
to
the
AUDIO IN
terminal
and set
"Audio Select"
to
"HDMI+Analog". •
Page
42
• When connecting a PC
v
ia an HDMI
-c
ertified
cable,
check the
fo
ll
owing:
-
Is
the audio outp
ut
of the
PC
co
nfigured
cor
re
ct
ly?
Ch
ec
k
th
e audio
ou
tput settin
gs
and output audio format
in
Sound
Properties
on the
PC.
The audio fomna
ts
com
pa
tible
with this
lV
are
PCM, Dolby Digital
and DTS.
With
ot
h
er
formats,
aud
io cannot be
ou
tput.
Depending on the
boa
rd,
only
v
i
deo
signals
may
be
o
utp
ut.
In
this case,
in
additi
on
to
con
necting an HDMI-cert
ifi
ed
ca
ble
to the
HDMI
IN
2 termina
l,
connect a
0
3.5
mm
st
ereo minijack
ca
ble
to the
AUDIO
IN
termi
na
l
and
set
"Audio
Se
l
ec
t"
to
"H
DM
I+Analog"
...
Page 42
• If you are using a
DV
I-
HDMI
conversion
ca
ble
to connect
ex
ternal
e
qu
ipment
to
the
lV
, check the
following:
-
Is
an audio
cable
co
nnected? The
D
VI
-HDMI
co
nversion
c
ab
le
is for video
only.
Co
nnect a
0
3.5
mm
stereo mi
ni
jack
cable
to listen to the au
dio
.
-
Is HDMI IN
2 bei
ng
used? When the
lV
is connect
ed
to
ano
th
er
H
DMIIN
termin
al
,
the audio and v
i
deo
a
re
no
t out
put
to
ge
ther even if a
0
3.5 mm ster
eo
minija
ck
cable
is
co
nnected
to
the shared
AUDIO IN terminal
for PC IN
and
HDMI IN
2.
-
C
hec
k the
"Audio Select"
se
tt
ing.
S
et
"Audio
Se
lect"
to
"H
DM
I+Analog". •
Page 42
Troubleshooting
-
3D
Images
(for
the
LE857U,
LE757U,
LE755U
and
LE657U
models
)
Problem
Possible Solution
•
3D images are not
• Is "3D
A
uto
Change"
set
to
"O
ff
"? Press
30
to
sw
itch to
3D
mo
de
.
•
Page
31
displa
ye
d.
• If "
3D
Auto
Change"
is set
to
"
Mode
1"
or
"Mode 2"
b
ut
no
3D
images are
displayed,
check the
display
format
of
the
co
ntent
be
ing viewed.
So
me
3D
image signals
ma
y
not be re
co
gnized as 3D images au
to
ma
tically.
Press
30
to
select
the
app
ropriate
di
sp
lay
f
or
ma
t for t
he
3D image.
•
Pages
31
to 32
• Is the
po
we
r
of
the 3D
Glasses
turned on?
•
Are the
3D
Glasses
set to 2D
mod
e?
F
or
further
de
tails,
refer
to the operati
on
manu
al
of
yo
ur 3D
Glasses.
® -
51
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