38
1
1
1
1
.
.
T
T
R
R
O
O
U
U
B
B
L
L
E
E
S
S
H
H
O
O
O
O
T
T
I
I
N
N
G
G
Many times, problems have simple causes. We would like to give you some
tips to solve some common problems. Should these tips not help, please
contact your dealer.
There is no picture and sound.
”
Make sure the power cord is properly connected.
”
Make sure the input mode is set correctly.
There is no picture.
”
Make sure the Contrast/Brightness is properly adjusted.
”
Make sure all external devices are connected properly.
There is no sound.
”
Make sure the volume is not set to minimum .
”
Make sure the sound is not set to mute.
There is no picture or sound, just noise.
”
The reception may be weak.
”
Make sure the aerial is not disconnected.
Picture is not clear.
”
The reception may be weak.
”
Make sure the aerial is not disconnected.
Picture is too bright.
”
Check the APC function setting.
”
Check Contrast/Brightness adjustment.
The picture is too dark.
”
Check the APC function setting.
”
Check Contrast/Brightness adjustment.
Summary of Contents for GTVL20W7HD
Page 1: ...Model GTVL20W7HD HD READY 0870 873 0080 www goodmans co uk...
Page 2: ...20...
Page 28: ...24 ROCK JAZZ CLASSICAL SOURCE TV SOURCE TV SOURCE TV...
Page 47: ......
Page 48: ...E030057224...
