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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
From Input Detection of Diagnostic Menu,
1
select your desired input.
Press the OK button to check if the input is
2
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
From Diagnostic Menu, select Speaker Test
1
R or Speaker Test L.
Press the OK button to test if each speaker
2
is operated correctly.
If it is operated correctly, each speaker will sound
about for 5 seconds.
Troubleshooting Your TV
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