Troubleshooting Your TV 43
Using the Diagnostic Menu
You can diagnose whether the input and speaker of your TV are functioning properly through the
Diagnostic Menu
.
If the input you selected is not detected properly or speakers of your TV are not operated properly,
access the
Diagnostic Menu
and check your TV.

Accessing the Diagnostic Menu

To enter the
Diagnostic Menu
, press the following buttons in order;
9999 Menu
.
The
Diagnostic Menu
appears on the right-top of the screen.

Input Detection

1
From
Input Detection
of
Diagnostic Menu
,
select your desired input.
2
Press the
OK
button to check if the input is
detected correctly.
If it is detected correctly, the screen will be
switched to the input source you selected and
display the video and audio of the input source.

Speaker Test

1
From
Diagnostic Menu
, select
Speaker Test
R
or
Speaker Test L
.
2
Press the
OK
button to test if each speaker
is operated correctly.
If it is operated correctly, each speaker will sound
about for 5 seconds.