Blue Back; Ai Eco Display - JVC AV-21U3 Instructions Manual

Using the TV's menus

BLUE BACK

You can mute the sound and change the
picture into a blue screen while no signals
are received by the TV, or when the
signals are unstable.
1 Press MENU T to display the
"MENU 2" menu, then select "BLUE
BACK".
MENU
AUTO SHUTOFF
CHILD LOCK
BLUE BACK

AI ECO DISPLAY

SELECT BY EXIT BY
OPERATE BY -+ D I SPLA Y
2 Press MENU M to select "ON".
To cancel the BLUE BACK function,
select "OFF".
• To view a broadcast even when the
reception signal is poor, set the BLUE
BACK function to "OFF".
• Even when the BLUE BACK function is set
to "OFF", the sound may not be audible.
2
ON
ON
ON
ON
AI ECO DISPLAY
<AV-14A3 and AV-21U3 do not have this
function.>
You can display on the screen the effect of
the AI ECO SENSOR function.
1 Press MENU T to display the
"MENU 2" menu, then select "AI
ECO DISPLAY".
MENU
AUTO SHUTOFF
CHILD LOCK
BLUE BACK
AI ECO DISPLAY
SELECT BY EXIT BY
OPERATE BY -+ D I SPLA Y
2 Press MENU M to select "ON".
The clover mark indicating the brightness of
your room is displayed for several seconds
each time the brightness changes. The
number of clover marks displayed on screen
increases as your room becomes darker.
To cancel the AI ECO DISPLAY
function, select "OFF".
• To switch the AI ECO SENSOR's mode, see
the "ECO SENSOR button" on page 8.
2
OFF
OFF
OFF
ON
15