JVC AV 21L11 AV 21L31 AV 25L31 AV 29L31 AV 21L31B AV 25L31B AV 29L31B User Manual

Contents  
Safety precautions  
Preparation  
1 Confirm which remote control you have  
2 Insert the batteries into the remote control  
3 Connecting the antenna and VCR  
2
3
3
3
4
5
5
6
7
COLOR TELEVISION  
...  
...  
INSTRUCTIONS  
.............  
..........................  
Thank you for buying this JVC  
color television.  
4 Connecting other devices  
5 Connect the power cord to the AC outlet  
...  
To make sure you understand how to  
use your new TV, please read this  
manual thoroughly before you begin.  
...............................................  
6 Initial setting  
Basic operation  
Remote control buttons and functions 8  
.....................................  
ECO SENSOR button  
8
8
8
8
8
9
9
9
9
10  
10  
11  
11  
11  
11  
12  
12  
12  
13  
13  
14  
14  
14  
15  
15  
15  
15  
.................................  
PICTURE MODE button  
CLOSED CAPTION button  
AV-21L11  
AV-21L31  
AV-25L31  
AV-29L31  
AV-21L31B  
AV-25L31B  
AV-29L31B  
.............................  
..................................................  
BASS button  
.............................................  
.............................................  
MUTING button  
DISPLAY button  
OFF TIMER button  
CHANNEL SCAN button  
.........................................  
................................  
..........................................  
RETURN + button  
Using the TV’s menus  
............................................  
...........................................................  
Basic operation  
INPUT  
...............................................  
...............................................................  
PICTURE TILT  
VNR  
........................................  
COMPRESS (16:9)  
..........................................  
AUTO SHUTOFF  
.................................................  
..................................................  
................................................  
CHILD LOCK  
BLUE BACK  
VIDEO-2 SET  
AUTO CH PRESET  
.......................................  
............................................  
..............................................................  
CHANNEL SKIP  
MTS  
.......................................  
CLOSED CAPTION  
Picture Adjustments  
Sound Adjustments  
MONO SURROUND  
....................................  
.....................................  
.....................................  
..................................................  
AI VOLUME  
Attaching the Twin Port Bass Blaster Unit 16  
TV buttons and parts  
Using the buttons on the TV  
Troubleshooting  
17  
18  
19  
Specifications  
Back cover  
LCT0991-001A-H  
0701-Ki-NV-JMT  
© 2001 VICTOR COMPANY OF JAPAN, LIMITED  
Preparation  
1 Confirm which remote control you have  
Your TV comes with one of the two remote controls shown below. Functions you can  
operate differ depending on the type of remote control.  
RM-C248  
RM-C249  
POWER  
POWER  
DISPLAY  
DISPLAY  
MENU  
MENU  
BASS  
CHANNEL  
VOLUME  
CHANNEL  
VOLUME  
CLOSED  
CAPTION  
CLOSED  
CAPTION  
MUTING  
MUTING  
TV/VIDEO  
1
4
7
2
5
8
0
3
6
9
TV/VIDEO  
1
4
7
2
5
8
0
3
6
9
PICTURE MODE  
PICTURE MODE  
CHANNEL SCAN RETURN  
100  
CHANNEL SCAN RETURN  
100  
ECO SENSOR  
OFF TIMER  
ECO SENSOR  
OFF TIMER  
RM-C249 REMOTE CONTROL UNIT  
RM-C248 REMOTE CONTROL UNIT  
2 Insert the batteries into the remote control  
Correctly insert two batteries, observing the and polarities and inserting the  
,
.
.
end first.  
CAUTION:  
Follow the cautions printed on the batteries.  
Notes:  
Use AA/R6/UM-3 dry cell batteries.  
If the remote control does not work properly,  
replace with new batteries.  
The supplied batteries are for testing, not  
regular use.  
3
Preparation  
3 Connecting the antenna and VCR  
Read the manuals provided with the devices. Depending on the device, the connection method  
may be different from the diagrams. Also the device settings may need to change depending on  
the connection method.  
Turn off all the devices including the TV.  
Connecting cables are not supplied.  
When connecting monaural audio to the TV, use the L/MONO jack.  
Connecting the antenna  
VHF/UHF outdoor antenna  
COMPONENT  
VIDEO-1  
(
)
VIDEO-2  
INPUT  
OUTPUT  
INPUT  
V
Y
C
V
L
/V  
B
L
L
/MONO  
/ MONO  
R
C
R
R
R
Connecting the antenna and VCR  
VHF/UHF outdoor antenna  
COMPONENT  
VIDEO-1  
INPUT  
(
)
VIDEO-2  
INPUT  
OUTPUT  
V
Y
C
V
L
/V  
B
3
L
L
/MONO  
/ MONO  
R
C
R
R
R
2
To video  
output  
To audio  
output  
To RF  
output  
1
VCR  
To antenna input  
4
Preparation  
4 Connecting other devices  
If you are not connecting any other devices, skip step 4 and perform step 5.  
Use the headphones with a stereo mini jack (3.5 mm in diameter). When you connect the  
headphones, the TV speakers go off.  
The OUTPUT terminal outputs the video and sound signals which you are viewing on the TV.  
You can dub them onto the VCR connected to the OUTPUT terminal.  
(The OUTPUT terminal cannot output component video signals. Also it cannot output any  
signals when the TV is turned off.)  
Connect components outputting a component signal (Y/CB/CR signal), such as a DVD player, to  
the VIDEO-2 terminal, and set VIDEO-2 SET function to COMPONENT. (See page 13.)  
The following illustrations are for the AV-29L31. Your TVs front and rear pannels may not look  
exactly like the illustrations.  
Front  
Camcorder or TV game  
V
L/MONO  
R
IN (VIDEO-3)  
Headphones  
Rear  
COMPONENT  
VIDEO-1  
INPUT  
(
)
VIDEO-2  
INPUT  
OUTPUT  
VCR (for playing)  
DVD player  
(composite signals)  
V
Y
V
L
/V  
V
L
C
B
L
/ MONO  
/ MONO  
VCR (for recording)  
R
C
R
R
R
R
DVD player  
(component video signals)  
5 Connect the power cord to the AC outlet  
5
Preparation  
6 Initial setting  
When the TV is first turned on, it enters the initial setting mode, and the JVC logo is  
displayed. Follow the instructions on the on-screen display to perform the initial  
settings.  
1 Press the Main power button  
on the TV.  
The POWER lamp lights. After the  
JVC logo has been displayed, the TV  
automatically switches to the auto  
POWER lamp Main power button  
program mode.  
POWER  
DISPLAY  
DISPLAY  
button  
MENU  
AUTO CH PRESET  
CHANNEL SKIP  
CLOSED CAPTION  
MTS STEREO  
ON AIR  
3
MENU t  
buttons  
MENU  
MENU m  
buttons  
SAP MONO  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
CHANNEL  
VOLUME  
The JVC logo does not appear if your  
TV has been turned on once before. In  
this case, use the AUTO CH PRESET  
functions to perform the initial settings.  
For details, see page 13.  
2 Press the MENU M buttons.  
The sub-menu is displayed.  
TUNER MODE:CABLE AIR  
START  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
3 Press the MENU M buttons to select CABLEor AIR.  
4 Press the MENU T buttons to select START.  
5 Press the MENU M buttons to start the AUTO CH PRESET function.  
>>>ON SEARCHis displayed on the screen.  
When all the TV channels that can be received on your TV have been preset, the  
display goes out and the AUTO CH PRESET function operation is completed.  
To stop the AUTO CH PRESET function, press the MENU m buttons.  
This completes initial setting.  
Now you’re ready to enjoy your JVC TV.  
6
Basic operation  
The illustration below is for the remote control  
RM-C248 supplied with L31 series models. Your  
remote control may not look exactly like the  
illustrations.  
1 Press the POWER button to turn  
your TV on.  
If your TV does not turn on, press the Main  
power button on the TV then press the  
POWER button again.  
You can also turn on your TV by pressing  
any of the following buttons;  
POWER  
DISPLAY  
- the CHANNEL m button  
- the TV/VIDEO button  
MENU  
2 Select a channel.  
I Press the CHANNEL m button.  
Up/down selection cannot be selected for  
channels to which the CHANNEL SKIP  
function has been set to skip on. See page  
14.  
CHANNEL  
VOLUME  
CLOSED  
CAPTION  
MUTING  
I Press the Number buttons to enter  
the channel number.  
When you want to select a channel num-  
ber over 100, enter the two-digit number  
after pressing the 100+ button.  
TV/VIDEO  
1
4
7
2
5
8
0
3
6
9
PICTURE MODE  
3 Press the VOLUME M button to  
CHANNEL SCAN RETURN  
100  
adjust the sound.  
ECO SENSOR  
OFF TIMER  
4 To turn your TV off, press the  
POWER button.  
We recommend that you press the Main  
power button on the TV to turn the main  
power off if you do not plan to use your TV  
for a long time or if you wish to save energy.  
Viewing Images from an External  
Device:  
RM-C248 REMOTE CONTROL UNIT  
Press the TV/VIDEO button to select the  
VIDEO mode.  
You can also use the INPUT function to select  
the VIDEO mode. For details, refer to page 11.  
7
Remote control buttons and functions  
ECO SENSOR button  
CLOSED CAPTION button  
You can adjust this TV so that the screen  
automatically adjusts to the optimum  
contrast according to the brightness of your  
room. This function reduces eye strain and  
the power consumption of this TV.  
If they are included in a program, you can  
view closed captions or text information.  
Press this button to select the mode.  
OFF  
CLOSED CAPTION  
TEXT  
Press this button to select the desired  
mode.  
To change caption or text channels see page 14.  
DIGITAL ECO SENSOR DISPLAY:  
The ECO SENSOR function switches on. In  
this mode, 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.  
BASS button  
< AV-21L31B/AV-25L31B/AV-29L31B only >  
You can enjoy a powerful bass sound by  
using the BASS (Bass Reflex) function.  
Press this button to turn the BASS  
function on or off.  
DIGITAL ECO SENSOR:  
The ECO SENSOR function switches on.  
However, in this mode, the clover mark will  
not be displayed.  
To use this function, you must first mount the  
Twin Port Bass Blaster Unit packaged with the  
TV on top of the TV. For details, see page 16.  
DIGITAL ECO SENSOR OFF:  
The ECO SENSOR function switches off.  
MUTING button  
You can turn the sound off instantly.  
Press this button.  
PICTURE MODE button  
To turn the sound on, press this button  
again.  
You can select one of three picture  
adjustment settings as you like.  
Press this button to select a mode.  
BRIGHT:  
Heightens contrast and sharpness.  
STANDARD:  
Standardizes picture adjustments.  
SOFT:  
Softens contrast and sharpness.  
Pressing this button returns all the picture set-  
tings in MENU 4to their default settings.  
8
Remote control buttons and functions  
DISPLAY button  
RETURN + button  
You can continuously display the current  
channel number or VIDEO mode on the  
screen.  
You can set a channel you frequently view  
to the Return Channel and you can view  
that channel at any time with one-touch.  
Press this button.  
To set the channel to the Return  
Channel:  
To turn the display off, press this button  
again.  
1 Select the channel you want to set  
to the Return Channel.  
When selecting a VIDEO mode with no signal,  
indication of the VIDEO mode becomes fixed  
on the screen.  
2 Press this button and hold until the  
message RETURN PLUS  
PROGRAMMED!appears.  
OFF TIMER button  
When you turn off the TV, the Return Chan-  
nel setting is cancelled.  
You can set the TV to automatically turn off  
after a set time.  
Press this button to select the period of  
time.  
To view the Return Channel:  
Press this button.  
You can view two channels (current channel  
and Return Channel) alternately by pressing this  
button.  
You can set the period of time to a maximum of  
120 minutes in 10 minute increments.  
1 minute before the OFF TIMER function turns  
off the TV, GOOD NIGHT!appears.  
To cancel the Return Channel setting:  
Press this button and hold until the  
messageRETURN PLUS CANCELLED!”  
appears.  
To display the remaining time, press this  
button once.  
To cancel the OFF TIMER function, press  
this button to set the period of time to 0.  
If no channel is set to the Return  
Channel:  
You can view the channel selected right  
before the current channel by pressing  
this button.  
The OFF TIMER function will not turn off the  
TVs main power.  
CHANNEL SCAN button  
You can quickly view all TV channels  
programs that you can view on your TV,  
and search for the program you want to  
view.  
1 Press this button to start scanning  
TV channels.  
The TV channel programs are each  
displayed for several seconds.  
The programs of TV channels for which  
the CHANNEL SKIP function is set to skip  
on are not displayed.  
2 When you find the program you  
want to view, press this button  
again to stop scanning.  
9
Using the TVs menus  
This TV has a number of functions you can operate using the menus. To use all your TVs  
functions fully, you need to understand how to use the menus.  
4 Press the MENU M buttons to  
change function settings.  
POWER  
Example:  
DISPLAY  
DISPLAY  
button  
Changes the AUTO  
SHUTOFF setting.  
MENU t  
buttons  
MENU  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
ON  
OFF  
ON  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
MENU m  
buttons  
OFF  
OFF  
ON  
VIDEO-2 SET COMPONENT  
VIDEO-2 SET COMPONENT  
CHANNEL  
VOLUME  
SELECT BY  
EXIT BY  
DISPLAY  
SELECT BY  
EXIT BY  
DISPLAY  
OPERATE BY -+  
OPERATE BY -+  
With some functions, the operation method  
may differ.  
I Basic operation  
5 Press the DISPLAY button to turn  
the display off.  
1 Press the MENU T buttons.  
To operate a menu using the buttons on  
the front panel of the TV, refer to  
Operating menuson page 18.  
One of the 5 menus is displayed.  
MENU number  
MENU  
1
INPUT  
VNR  
COMPRESS(16:9)  
PICTURE TILT  
TV  
ON  
ON  
00  
The icon  
on the  
left indicates the  
currently selected  
function.  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Repeatedly press the MENU T  
buttons to display a desired  
menu.  
If you hold down the y button, the next  
menu is displayed.  
If the selected function is on the first line,  
pressing the r button displays the preced-  
ing menu.  
3 Repeatedly press the MENU T  
buttons to select a desired  
function.  
10  
Using the TVs menus  
INPUT  
VNR  
You can view images from VCRs or other  
devices connected to your TV.  
You can reduce picture noise.  
1 Press MENU T to display the  
MENU 1menu, then select  
VNR.  
1 Press MENU T to display the  
MENU 1menu, then select  
INPUT.  
MENU  
1
INPUT  
VNR  
COMPRESS(16:9)  
PICTURE TILT  
TV  
ON  
ON  
00  
MENU  
1
INPUT  
VNR  
COMPRESS(16:9)  
PICTURE TILT  
TV  
ON  
ON  
00  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press MENU M to select ON.  
2 Press MENU M to select the VIDEO  
To cancel the VNR function, select OFF.  
mode.  
TV mode changes to VIDEO mode.  
COMPRESS (16:9)  
This function converts a normal picture (4:3  
aspect ratio) into a wide picture (16:9 aspect  
ratio).  
PICTURE TILT  
< AV-29L31 and AV-29L31B only >  
Use for pictures with a 16:9 aspect ratio that  
have been squeezed into a normal picture  
(4:3 aspect ratio), to restore their original  
dimensions.  
There are cases where the Earths magnetic  
force may make the picture tilt. If this  
happens, you can correct the picture tilt.  
1 Press MENU T to display the  
MENU 1menu, then select  
PICTURE TILT.  
1 Press MENU T to display the  
MENU 1menu, then select  
COMPRESS (16:9).  
MENU  
1
MENU  
1
INPUT  
VNR  
COMPRESS(16:9)  
PICTURE TILT  
TV  
ON  
ON  
00  
INPUT  
VNR  
COMPRESS(16:9)  
PICTURE TILT  
TV  
ON  
ON  
00  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Continue pressing MENU M until  
2 Press MENU M to select ON.  
the picture becomes level.  
To cancel the COMPRESS (16:9) function,  
select OFF.  
11  
Using the TVs menus  
AUTO SHUTOFF  
BLUE BACK  
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.  
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 2menu, then select AUTO  
SHUTOFF.  
1 Press MENU T to display the  
MENU 2menu, then select BLUE  
BACK.  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
ON  
ON  
ON  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
ON  
ON  
ON  
VIDEO-2 SET COMPONENT  
VIDEO-2 SET COMPONENT  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press MENU M to select ON.  
2 Press MENU M to select ON.  
To cancel the AUTO SHUTOFF function,  
select OFF.  
The AUTO SHUTOFF function does not turn  
off the TVs main power.  
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.  
The AUTO SHUTOFF will not work for a  
VIDEO mode.  
Even when the BLUE BACK function is set  
to OFF, the sound may not be audible.  
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 2menu, then select CHILD  
LOCK.  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
ON  
ON  
ON  
VIDEO-2 SET COMPONENT  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
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  
Using the TVs menus  
VIDEO-2 SET  
AUTO CH PRESET  
Set the VIDEO-2 SET correctly according to  
the video signal input from the external  
device connected to the VIDEO-2 terminal.  
If this setting is incorrect, images will not  
be displayed.  
You can automatically preset all TV channels  
that can be received by your TV to channels.  
1 Press MENU T to display the  
MENU 3menu, then select AUTO  
CH PRESET.  
1 Press MENU T to display the  
MENU 2menu, then select  
VIDEO-2 SET.  
MENU  
AUTO CH PRESET  
CHANNEL SKIP  
CLOSED CAPTION  
MTS STEREO  
ON AIR  
3
SAP MONO  
MENU  
AUTO SHUTOFF  
CHILD LOCK  
BLUE BACK  
2
ON  
ON  
ON  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
VIDEO-2 SET COMPONENT  
2 Press MENU M .  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
The sub-menu is displayed.  
2 Set the VIDEO-2 SET according to  
the video signal input from the  
VIDEO-2 terminal.  
TUNER MODE:CABLE AIR  
START  
If a normal video signal (composite  
video signal) is input:  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
Press the MENU m buttons to select  
VIDEO.  
3 Press MENU M to select CABLE”  
or AIR.  
If a component video signal (Y/CB/CR  
signals) is input:  
Press the MENU m buttons to select  
COMPONENT.  
4 Press MENU T to select START.  
5 Press MENU M to start the AUTO  
CH PRESET function.  
>>>ON SEARCHis displayed on the  
screen.  
When all the TV channels that can be  
received on your TV have been preset,  
the display goes out and the AUTO CH  
PRESET function operation is completed.  
To stop the AUTO CH PRESET:  
Press the MENU m button.  
13  
Using the TVs menus  
CHANNEL SKIP  
MTS  
You can set undesired channels to be  
skipped. Channels set to be skipped cannot  
be selected by the CHANNEL m buttons  
nor the CHANNEL SCAN button.  
< Stereo model only>  
You can select a MTS (Multi-Channel  
Television Sound) setting for stereo, mono  
and SAP (Second Audio Programs).  
1 Press MENU T to display the  
MENU 3menu, then select  
CHANNEL SKIP.  
1 Press MENU T to display the  
MENU 3menu, then select MTS.  
MENU  
AUTO CH PRESET  
CHANNEL SKIP  
CLOSED CAPTION  
MTS STEREO  
ON AIR  
3
MENU  
AUTO CH PRESET  
CHANNEL SKIP  
CLOSED CAPTION  
MTS STEREO  
ON AIR  
3
SAP MONO  
SAP MONO  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press MENU M to select the mode.  
2 Press MENU M.  
• “ON AIR indicates the signal currently  
being sent.  
The sub-menu is displayed.  
SKIP  
EXIT  
NO  
Select MONOto reduce excess noise in a  
program or channel.  
CH 002 VL  
SELECT BY CH -+ EXIT BY  
OPERATE BY VOL -+ DISPLAY  
CLOSED CAPTION  
You can view closed captions or text  
information.  
3 Press CHANNEL M to select the  
channel you want to skip.  
1 Press MENU T to display the  
MENU 3menu, then select  
CLOSED CAPTION.  
4 Press VOLUME M to select YES.  
The channel is set to be skipped.  
To cancel the CHANNEL SKIP function,  
select NO.  
MENU  
AUTO CH PRESET  
CHANNEL SKIP  
CLOSED CAPTION  
MTS STEREO  
ON AIR  
3
SAP MONO  
5 Repeat steps 3 and 4 if you want to  
set another channel to skip.  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
To turn the display off:  
2 Press MENU M.  
1 Press MENU y to select EXIT.  
The sub-menu is displayed.  
SKIP  
EXIT  
NO  
CAPTION:CC1 CC2 CC3 CC4  
CH 002 VL  
TEXT  
:T1 T2 T3 T4  
SELECT BY CH -+ EXIT BY  
OPERATE BY VOL -+ DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press VOLUME m to turn the  
3 Press MENU T to select  
display off.  
CAPTIONor TEXT.  
4 Press MENU M to select the  
caption or text channel.  
14  
Using the TVs menus  
Picture Adjustments  
MONO SURROUND  
You can adjust the picture as you like.  
You can enjoy normal monaural sound more  
by converting it into a stereo-like sound.  
1 Press MENU T to display the  
MENU 4menu.  
1 Press MENU T to display the  
MENU 5menu, then select  
MONO SURROUND.  
MENU  
4
TINT  
COLOR  
BRIGHT  
PICTURE  
DETAIL  
MENU  
5
BASS  
TREBLE  
BALANCE  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
AI VOLUME  
MONO SURROUND  
ON  
ON  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press MENU T to select an item  
and press MENU M to adjust it.  
2 Press MENU M to select ON.  
TINT*  
- : Reddish  
- : Lighter  
- : Darker  
- : Lower  
- : Softer  
+ : Greenish  
+ : Deeper  
+ : Brighter  
+ : Higher  
+ : Sharper  
COLOR  
BRIGHT  
PICTURE  
DETAIL  
To cancel the MONO SURROUND  
function, select OFF.  
AI VOLUME  
*TINT (tint) is displayed only when viewing  
images from NTSC3.58 color systems.  
You can prevent the sudden increase or  
decrease of volume that occurs when  
changing channels or switching VIDEO  
modes.  
Sound Adjustments  
You can adjust the sound as you like.  
1 Press MENU T to display the  
MENU 5menu, then select  
AI VOLUME.  
1 Press MENU T to display the  
MENU 5menu.  
MENU  
5
MENU  
5
BASS  
BASS  
TREBLE  
BALANCE  
AI VOLUME  
MONO SURROUND  
TREBLE  
BALANCE  
AI VOLUME  
ON  
ON  
ON  
ON  
MONO SURROUND  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
SELECT BY  
OPERATE BY -+  
EXIT BY  
DISPLAY  
2 Press MENU M to select ON.  
2 Press MENU T to select an item  
and press MENU M to adjust it.  
To cancel the AI VOLUME function, select  
OFF.  
TREBLE  
BASS  
- : Weaker  
- : Weaker  
- : Left  
+ : Stronger  
+ : Stronger  
+ : Right  
The AI VOLUME function may not operate as  
expected if the sound input level from a broad-  
cast station (or video software) is extremely low.  
BALANCE  
The AI VOLUME function for TV mode and  
VIDEO mode can be set separately. For example,  
you can set it to be off in TV mode and on in  
VIDEO mode. If you set the AI VOLUME func-  
tion while viewing a TV channel, the setting is  
registered as the setting for TV mode. If you set  
the AI VOLUME function while viewing images  
from a VIDEO terminal, the setting is registered  
as the setting for VIDEO mode.  
15  
Attaching the Twin Port Bass  
Blaster Unit  
<AV-21L31B and AV-25L31B only>  
The Twin Port Bass Blaster Unit is packaged together with the TV. Before you use the TV,  
mount the Twin Port Bass Blaster Unit correctly on the TV.  
Note:  
The SUPER BASS functions do not work unless the Twin Port Bass Blaster Unit is connected correctly  
to the TV. For details on the BASS functions, see page 8.  
CAUTION:  
The Twin Port Bass Blaster Unit is just placed on top of the TV and is not held in place by a screw.  
When you use the Twin Port Bass Blaster Unit, pay attention to the following cautions. Otherwise, the  
Twin Port Bass Blaster Unit or TV may fall over and be damaged, or cause unexpected injury.  
- Do not rest your hands or elbows on the Twin Port Bass Blaster Unit.  
- Do not move the TV with the Twin Port Bass Blaster Unit mounted on top of the TV. Before you move  
the TV, be sure to remove the Twin Port Bass Blaster Unit.  
- Do not move the TV by holding the Twin Port Bass Blaster Unit.  
1 Place the Twin Port Bass Blaster  
Twin Port Bass Blaster Unit  
Unit on top of the TV making sure  
that the mounting pin on the  
bottom of the Twin Port Bass Blaster  
Unit fits into the mounting hole on  
the top of the TV.  
When you mount the Twin Port Bass Blaster  
Unit, make sure that the mounting pin fits  
properly into the mounting hole. Otherwise,  
the Twin Port Bass Blaster Unit may slide off  
the top of the TV. This may damage the Twin  
Port Bass Blaster Unit or cause unexpected  
injury.  
2 Firmly insert the Twin Port Bass  
Blaster Unit connector into the  
BASS SPEAKER OUT terminal.  
COMPONENT  
VIDEO-1  
(
)
VIDEO-2  
INPUT  
OUTPUT  
INPUT  
V
Y
C
V
L
/V  
B
BASS  
SPEAKER  
OUT  
L
L
/MONO  
/ MONO  
R
C
R
R
R
16  
TV buttons and parts  
Front  
<AV-29L31 and AV-29L31B>  
1
2
3 4 5 6  
V
L/MONO  
R
IN (VIDEO-3)  
7
8
<AV-21L11/AV-21L31/AV-21L31B/AV-25L31/AV-25L31B>  
1
2
3
4
5
7
8
1 Headphone jack  
2 VIDEO-3 terminal  
3 MENU button  
5 VOLUME m buttons  
6 TV/VIDEO button  
7 POWER lamp  
4 CHANNEL m buttons  
8 Main power button  
Rear  
COMPONENT  
VIDEO-1  
(
)
VIDEO-2  
INPUT  
OUTPUT  
INPUT  
V
Y
C
V
L
/V  
B
1 VIDEO-1 INPUT terminal  
2 COMPONENT (VIDEO-2)  
INPUT terminal  
L
L
/MONO  
/ MONO  
R
C
R
R
R
3 OUTPUT terminal  
4 Antenna socket  
1
2
3
4
17  
Using the buttons on the TV  
Basic operation  
Operating menus  
Check to make sure the CHILD LOCK function  
is set to OFF. When the CHILD LOCK function  
is set to ON, the TV cannot be operated using  
the front control buttons. For details, see CHILD  
LOCKon page 12.  
You can operate functions in menus using  
the front control buttons on the TV.  
1 Press MENU y to display a menu.  
2 Press MENU y repeatedly to display  
1 Press CHANNEL M to turn the TV  
the menu you want to use.  
on from standby mode.  
3 Press MENU y to select the desired  
2 Press CHANNEL M to select a  
function or item.  
channel.  
4 Press MENU M or VOLUME M to  
3 Press VOLUME M to adjust the  
carry out the desired operation.  
volume.  
For details, see the description for each  
function.  
4 To turn your TV off, press the Main  
power button to turn off the TVs  
main power.  
5 Press VOLUME M to turn the menu  
display off.  
To change the TV mode to the VIDEO  
mode:  
Press the TV/VIDEO button if the TV has  
one. See page 7.  
If the TV has no TV/VIDEO button,  
select the VIDEO mode with the INPUT  
function in MENU 1.  
18  
Troubleshooting  
If there is no picture or the TV does not operate normally, make sure the problem isnt due to  
the reasons indicated below.  
If the problem persists even after taking the measures indicated, please contact a service  
technician.  
Cannot turn the TV on  
Poor picture  
Press the Main power button on the TV.  
Adjust the picture settings. (see page 15.)  
Connect the power cord to the AC outlet.  
Is a component signal output device, such as a  
DVD player, connected correctly? (see page 5.)  
Is the VIDEO-2 SETfunction setting correct?  
(see page 13.)  
The screen turns blue  
Is the BLUE BLACK function on? (see page 12.)  
If noise (snow) totally blocks out the picture,  
check the following.  
- Have the TV and antenna been connected prop  
erly?  
Remote control inoperable  
Replace the batteries. (see page 3.)  
- Has the antenna cable been damaged?  
- Is the antenna pointing in the right direction?  
- Is the antenna itself faulty?  
Buttons on front of the TV do not work  
If the TV or antenna suffer interference from  
other equipment, stripes or noise may appear  
in the picture. Move any equipment which can  
cause interference away from the TV.  
Switch the CHILD LOCK function off. (see page  
12.)  
If the TV or antenna suffer interference from  
signals reflecting from mountains or buildings,  
double-pictures (ghosting) will occur. Change  
the antennas direction or replace it with an  
antenna with better directionality.  
TV does not respond immediately  
Press the main power button on the TV to turn  
off the main power. Press the main power but-  
ton again to turn on the TV. If the TV returns to  
a normal state, operation is normal.  
When a white and bright still image (such as a  
white dress) is displayed on the screen, the  
white part may look as if it is colored. When  
the image disappears from the screen, the  
unnatural colors will also disappear.  
The TV turns off suddenly  
Is the OFF TIMER function set to operate? (see  
page 9.)  
Is the AUTO SHUTOFF function on? (see page  
12.)  
The picture is tilted  
< AV-29L31 and AV-29L31B only >  
A picture may be tilted due to the influence of  
the earths magnetism. In this case, use the PIC-  
TURE TILT function to adjust the tilt. (see page  
11.)  
Poor sound  
Adjust the sound settings. (see page 15.)  
Screen is 80% black  
Press the CLOSED CAPTION button to select  
OFF. (see page 8.)  
19  
Specifications  
TV RF systems  
M
Colour systems  
NTSC  
Channels  
VHF 2 to 13, VHF 14 to 69  
Sub Mid, Super, Hyper and Ultra bands.  
External input / output  
VIDEO-1:  
VIDEO input, AUDIO L/R input  
VIDEO-2/COMPONENT: VIDEO input, AUDIO L/R input,  
COMPONENT VIDEO (Y/CB/CR) input  
VIDEO-3:  
VIDEO input, AUDIO L/R input  
VIDEO output , AUDIO L/R output  
stereo mini jack (3.5 mm diameter)  
OUTPUT:  
Headphone jack:  
Sound-multiplex systems < Stereo models only >  
BTSC (Multi Channel Sound)  
Design and specifications subject to change without notice.  

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