LG RT-37LZ30 User Manual download pdf (Page 47)

Troubleshooting

check

list

47

Symptoms

No

picture,

no

sound

Sound

OK,

poor

picture

Picture

OK,

poor

sound

Picture

blurred

Lines

or

streaks

in

picture

Poor

reception

on

some

channels

No

colour

Poor

colour

Remote

control

does

not

work

Incorrect

position

Vertical

bars

or

stripes

on

background

Horizontal

noise

Signal

Cable

message

appears

The

mains

plug-(plugged

in

and

switched

on)

Is

the

TV

switched

on

Try

another

channel

(weak

signal)

Check

aerial

(plugged

into

TV?)

Check

aerial

(broken

lead?)

Check

aerial

Check

for local

interference

Adjust

contrast

Adjust

brightness

Adjust

colour

Adjust

volume

Check

the

batteries

in

remote

control

Check

Audio/Video

sockets

(VCR

only)

Auto-configure

or

adjust

the

H/V

position

Auto-configure

or

adjust

Clock

Auto-configure

or

adjust

Clock

Phase

Is

the

Signal

Cable connected

or

loose

Check

these

items

and

try

to

adjust

these

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