Auto Shutoff; Child Lock; Blue Back - JVC AV-21L91-BK Service Manual

Using the TV's menus

AUTO SHUTOFF

You can set your TV to turn off if no signals
are received for about 15 minutes or longer
after the end of a broadcast.
1 Press MENU T to display the
"MENU 2" menu, then select "AUTO
SHUTOFF".
MENU
AUTO SHUTOFF

CHILD LOCK

BLUE BACK

VIDEO-2 SET COMPONENT
SELECT BY
OPERATE BY -+
2 Press MENU M to select "ON".
To cancel the AUTO SHUTOFF function,
select "OFF".
• The AUTO SHUTOFF function does not turn
off the TV's main power.
• The AUTO SHUTOFF will not work for a
VIDEO mode.
CHILD LOCK
You can disable the front control buttons of
the TV.
When this function is set to "ON", the TV
can be operated using only the remote
control.
Use this function to prevent children from
operating the TV without parental consent.
1 Press MENU T to display the
"MENU 2" menu, then select "CHILD
LOCK".
MENU
AUTO SHUTOFF
CHILD LOCK
BLUE BACK
VIDEO-2 SET COMPONENT
SELECT BY
OPERATE BY -+
2 Press MENU M to select "ON".
To cancel the CHILD LOCK function,
select "OFF".
• The CHILD LOCK function is canceled when
you turn the power off.
12
2
ON
ON
ON
EXIT BY
D I SPLA Y
2
ON
ON
ON
EXIT BY
D I SPLA Y
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
VIDEO-2 SET COMPONENT
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 recep-
tion signal is poor, set the BLUE BACK func-
tion to "OFF".
• Even when the BLUE BACK function is set
to "OFF", the sound may not be audible.
2
ON
ON
ON