JVC Lt 42z48 Instructions

							20
USE SETTING
TROUBLE?
PREPARE
IMPORTANT
Clear SDFor clearer picture (Off / Mode-1 / Mode-2)
z When “Mode-1” or “Mode-2” is selected, “Digital VNR”, “DigiPure”, 
“MPEG Noise Reduction” and “Pictu re Management” settings are not 
available.
Digital VNRReduce noise
On : Maintain constant effect 
level Off :
Function is turned off
Auto* : Automatically adjusts the effect level
* “Auto” can be selected only  when viewing TV channels.
DigiPureFor natural-looking outlines
On : When the picture loses 
sharpness Off :
Function is turned off
Pull DownFor smooth cinema film
On : Function is always on Off :Function is turned off
Auto : Turn on / off the function automatically
Colour 
ManagementMaintain a natural colour balance (On / Off)
 Features (sub menu)
Clear SD
Digital VNR
DigiPure
Pull Down
Colour Management
Picture Management
Smart Picture
Dynamic Backlight
MPEG Noise Reduction
Colour System
ZoomOff
OffOff
Auto
On
On
On
On
On
Features
Picture 
ManagementMake it easier to view bright / dark pictures 
(On / Off)
Smart PictureMake it easier to view white areas (On / Off)
Dynamic BacklightReduce the brightness of the backlight when 
the screen is dark (On / Off)
MPEG Noise  ReductionReduce MPEG video noise (On / Off)
Colour SystemWhen there is no colour, change the colour 
system (PAL / SECAM / NTSC3.58 / 
NTSC4.43 / Auto)
z Select “Auto” when watching videos etc.
z For colour system in your country or region
g “Sound and colour system in your 
country or region” (P. 28)
ZoomSelect a default aspect ratio for Auto in 
“Zoom” (P. 16)
Panoramic Regular 14:9 Zoom
PA L
Colour System
Zoom
Auto
Regular
Panoramic
14:9 Zoom
16:9 Zoom
16:9 Zoom Subtitle
Full
Full Native
Slim
Panoramic ZoomPanoramic
16 : 94 : 314 : 9
z “Smart Picture” is not available when 
“Picture Mode” is set to “Bright” (P. 19).
z “Clear SD”, “Digital VNR”, “DigiPure”, 
“Pull Down”, “MPEG Noise Reduction” 
and “Colour System” are not available 
when “AV Select” is set to “PC”. (P. 15)
Note
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							21
z“Cinema Surround” does not work with headphones.
z “Auto Volume Control” does not work with headphones.
Stereo/ t- uSelect stereo, monaural or bilingual language
( v : Monaural /  s: Stereo /  t: SUB1 / 
u : SUB2 / Mono)
BassLow tones (Weaker  l Stronger)
TrebleHigh tones (Weaker  l Stronger)
BalanceSpeaker balance (Left stronger  l Right 
stronger)
Cinema SurroundAmbient sound (High / Low / Mono / Off)
Auto Volume 
ControlMaintains a uniform sound volume even if the 
sound becomes loud suddenly during 
commercial breaks etc. (On / Off)
MaxxBassCompensates low frequencies to widen the 
frequency band (Low / High / Off)
z “MaxxBass” does not work with headphones.
MaxxBass is a registered trademark of Waves Audio Ltd. in the USA, 
Japan and other countries.
 Sound
Sound
Off
Off Off
Bass
Treble
Balance
Cinema Surround
Auto Volume Control
MaxxBass
Customising your TV
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							22
USE SETTING
TROUBLE?
PREPARE
IMPORTANT
Lock a channel
TimerTimer for turning on and off the TV
On Timer: Set a time for the TV to turn on automatically
1
2
3
zChoose the PR (channel) that you want to watch when the TV turns 
on. External input and AV position cannot be chosen for PR.
z Set the “On Timer” to your desired period of time by pressing the 
number buttons. When the “On Timer” is set to other than 00:00, the 
“On Timer” is activated. You can se t the period of time to a maximum 
of 12 hours in 1 minute intervals.
 Features
FeaturesTimer
Channel Guard
Favourite Setting
Power Lamp
Eco ModeOff
Blue BackOn
On
Off
Child Lock
Auto Shutoff
OffOff
On Timer
Sleep TimerTimer
select “On Timer”
03
0 0 : 0 0
On TimerPROn Timer
select PR channel01
0 0 : 0 0
On TimerOn TimerPR
A
select 
“On Timer”B enter timer
Cset To off the “On Timer”, set the “On Timer” to 00:00 or press “ ” (blue) 
button.
z
If the TV is not in standby mode when “On Timer” has reached the 
time set, the TV will automatically sw itch to the channel specified if it is 
already turned on.
Sleep Timer: Set a time for the TV to turn off (P. 16)
Channel GuardStop children from watching specific channels
1Display the menu
z OK button does not work. Set an “ID No.”
2Select a channel and lock it. ( : locked)
 View a locked channel
Use the number buttons to enter the channel number.
When “ ” appears, press “ ” and enter your “ID No.” with the 
number buttons.
z If you forget your “ID No.”, perform step 1 again.
Note
Set ID No.
0000
Cset
Aselect a number
B to the next 
column
_ _ _ _ _
AV
PR ID CH/CC
01 02 CH
02 03 CH
03 04 CH
04
05
06
07 05
CH
06
CH
01
CC
02
CC
Channel Guard
select
(blue)
Guard / Cancel
DISPLAY
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							23
Blue BackDisplays a blue screen and mutes the sound 
when the signal is weak or absent (On / Off)
Child LockDisable the front control buttons on the TV. 
(On / Off)
Auto ShutoffSet the TV to turn off if no signal is received 
and no operation is performed for about 15 
minutes (On / Off)
Select in RF mode only.
Favourite SettingRemove a channel from the Favourite 
channel list
For more details
g “Register a channel to a button 
(Favourite channel)” (P. 13)
Power LampLights the power lamp (P. 4) while the TV is 
on (On / Off)
Eco ModeAdjust the picture contrast according to the 
brightness of your room (Off / Eco-1 / Eco-2)
Favourite Setting
PR 01
1
PR 03
2
PR 05
3
PR 07
4
select
(blue)
Remove
Customising your TV
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							24
USE SETTING
TROUBLE?
PREPARE
IMPORTANT
Auto ProgramAutomatically registers the channelsEdit channels
g“Editing channels” (P. 10)
Edit/Manualg  “Editing channels” (P. 10)
LanguageSelect a language for the menus
VIDEO Settingg “Setting video terminals” (P. 25)
Teletext LanguageSelect a language for Teletext programmes 
(P. 9, 28)
 Set Up
Set Up
Auto Program
Edit / Manual
Language
VIDEO Setting
Teletext Language
HDMI-1 Audio Setting
HDMI Mode Setting
PC Setting
Autoz “PC Setting” is only available when 
“AV Select” is set to “PC”. (P. 15)
Note
Auto Program
CH  02
0%_ _ _ _ _
AV
PR ID Edit
CH/CC
01 CH
02 CH
03 CH
04
05
06
07 CH
CH
CC
CC02
03
04
05
06
01
02
Language
HDMI-1 Audio 
SettingSet to “Digital” or “Auto” for HDMI devices, 
or “Analogue” or “Auto” for DVI devices. 
(Not available for HDMI-2 and HDMI-3.)
HDMI Mode SettingFor setting the HDMI input
If there is no picture displayed on the 
screen, set “Mode” to “1” or “2”.
PC SettingFor setting the PC input
PC Position:
Adjust screen position
Phase:
Sets the focus of the screen.
Pixel:
Adjusts the horizontal feature of the screen.
 Adjust the position of the PC image
zReset position  g 
HDMI-1
2
Mode
Mode
HDMI Mode Setting
HDMI-2
2
Mode
HDMI-3
1
Phase
Pixel
PC Setting
PC Position
A adjust
B set
Aselect “PC Position”
Benter
PC Position
(blue)
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							25
Edit names of connected devices (ID List)
Clear the name  g Select the blank space in the list
Switch between component and composite input( Pr/Pb/Y, V)
 Return to composite input  g Press “ ” (yellow) in  B again.
1Display the “VIDEO Setting” menu
2Select an input, and then proceed with setting
Setting video terminals
A select
B next
Display the menu 
bar Select “VIDEO Setting”Select “Set Up”
A
select
B next
VIDEO Setting
VIDEO-2
SAT VIDEO-1
DVD
select
A Show the name list BSelect a name from the list
(blue)
BsetA select
ASelect “VIDEO-1” BSet to component input
VIDEO Setting
VIDEO-2
SAT VIDEO-1
DVD
VIDEO Setting
VIDEO-2
SAT VIDEO-1
DVD
select
(yellow)
VPr/Pb/Y
Customising your TV
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							26
USE SETTING
TROUBLE?
PREPARE
IMPORTANT
ProblemActions
Basics
Remote control stops 
workingz
Unplug TV, several minutes later plug it in 
again.
Screen
Aspect ratio changes 
unintentionally z
Press “ ” to return to your settings. (P. 16)
PC screen alignment 
is off z
Adjust “PC Setting”. (P. 24)
Black or white dots 
appear on the screen z
LCD panels use fine dots (“pixels”) to display 
images.
While more than 99.99% of these pixels 
function properly, a very small number of 
pixels may not light, or may light all the time.
Please understand that this is not a 
malfunction.
Picture
Poor picture quality z
Change the “Picture Mode” setting. (P. 19)
z Unnatural colour >>>
Adjust “Colour” and “Backlight”. (P. 19)
Check your “Colour System”. (P. 20)
z Noise >>> Set to the following functions.
Picture Mode: Standard (P. 19)
Digital VNR: On (P. 20)
DigiPure: Off (P. 20)
z Dull picture >>> Set to the following 
functions.
Picture Mode: Bright (P. 19)
Digital VNR: Off (P. 20)
DigiPure: On (P. 20)
LCD
Troubleshooting
Severe noise or snow
zIs the TV 
connected 
correctly to the 
aerial?
z Change the 
direction of the 
aerial.
z Is the aerial or its cable 
damaged?
g Consult your retailer
Patterns, stripes or noise
zIs the aerial 
receiving 
interference 
from high-
voltage power 
lines or wireless 
transmitters?
g Consult your retailer
z Are connected devices too close 
to the TV?
g Place a minimum distance 
between the aerial and the 
cause of interference until no 
interference
Ghosting(Doubling of images)
zAre you 
receiving 
interference 
from signals 
reflected off 
mountains or 
buildings?
g Adjust the direction of your 
aerial, or change to a 
good-quality directional aerial
I can’t turn it on!zIs the power cord 
connected to the AC 
outlet correctly?
The remote 
control 
doesn’t work!
zAre the batteries 
flat?
z Are you more than 7 
meters away from the 
TV?
z Is the “MODE (TV, STB, DVD, 
AUDIO)” set to “TV”?
z When viewing Teletext, the TV 
menu bar does not appear.
z Depending on the stability of the 
signal, there may be a time lag 
when changing channels.
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							27
ProblemActions
PictureStrange picture when 
using an external 
devicez
If the top of the image is distorted, check the 
video signal quality itself.
z If movement appears unnatural when 
receiving a signal from a DVD player etc., 
with 576p (625p), change the output setting 
of the external device to 576i (625i).
SoundPoor sound z
Adjust “Bass” and “Treble”. (P. 21)
z If receiving a poor signal in “Stereo/ t- u ”, 
switch to “Mono”. (P. 21)
z Adjust the channel reception using “Edit/
Manual”. (P. 10)
No sound from the 
audio component z
Audio signals received from HDMI-1, HDMI-2 
and HDMI-3 cannot be sent to the OUTPUT 
terminal.
Functions
Some functions do 
not work z
It is not a malfunction. Depending on the 
situation, some function items will be 
displayed in black colour and will not work. 
(P. 19)
HDMI
Wrong screen size z
Read the user manual of the connected 
device and perform the following:
g Check if the output setting of the device is 
correct.
g Change the signal format of the device to 
other format.
No picture, no sound z
Use the cable marked with HDMI logo. 
Picture noise or no 
picture z
Set “HDMI Mode Setting” to “1” or “2”. (P. 24)
ProblemActions
HDMINo sound z
Check if the device is compliant with HDMI.
z Set “HDMI-1 Audio Setting” to “Digital” or 
“Auto” for HDMI devices, or “Analogue” or 
“Auto” for DVI devices.
(Not available for HDMI-2 and HDMI-3.) 
(P. 24)
Green and distorted 
screen z
Wait a little for the signal to stabilize when 
switching the signal format for an HDMI 
device.
Troubleshooting
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							28
USE SETTING
TROUBLE?
PREPARE
IMPORTANT
zIf the characters are unreadable. 
g Select different Teletext language group.
Refer to page 11 for sound system and page 20 for colour system. Connect a DVI device to HDMI-1 using 
DVI-HDMI conversion cable. Connect 
analogue sound output of the DVI device to L and R terminals in HDMI-1 
(DVI ANALOG AUDIO).
z Set “HDMI-1 Audio Setting” to “Analogue” or “Auto”  g (P. 24)
z HDMI-2 and HDMI-3 inputs do not support analogue sound (HDMI-1 (DVI 
ANALOG AUDIO)).
When “Auto” is selected in Zoom, the  aspect ratio will turn to the ratio 
obtained from the information the TV received.
z With the full HD LCD display and “Full Na tive”, you can enjoy full native HD 
resolution of 1920 x 1080. It exposes flaws in the video that were hidden 
when viewing on “Full”.
* The illustrations are emphasised to ma ke clear differences between “Full” 
and “Full Native”.
z Dark bar or noise may appear at the edges of the screen when viewing in 
“Full Native” for some videos. This is  resulted from the signal itself, not due 
to TV malfunction.
Language group for Teletext
GroupLanguages
Group-1 English, French, Swedish, Finnis
h, Hungarian, Turkish, German, 
Portuguese, Spanish, Italian, Greek
Group-2 Polish, French, Swedish, Finnish, 
Hungarian, Czech, Slovak, German, 
Slovenian, Croatian, Italian, Rumanian
Group-3 English, Russian, Byelorussian, 
Estonian, Czech, Slovak, German, 
Ukrainian, Lettish, Lithuanian
Group-4 English, French, Swedish, Finnish, 
Hungarian, Czech, Slovak, German, 
Italian, Arabic, Hebrew
Group-5 English, French, Turkish, Farsi
Sound and colour  system in your country or region
AreaCountry or Region Sound 
systemColour 
system
Asia, 
Middle East Bahrain, Kuwait, Oman, Qatar, United Arab 
Emirates, Yemen, etc.
Indonesia, Malaysia, Singapore, Thailand, India, etc.
B/G
PAL
China, Vietnam, etc. D/K
Hong Kong, etc. I
Islamic Republic of Iran, Lebanon, Saudi Arabia, etc. B/G SECAM
Europe Russia, etc.
D/KSECAM
Czech Republic, Poland, etc. PAL
Germany, Holland, Belgium, etc. B/G
UK, etc. I
Africa Republic of South Africa, etc. I
PAL
Nigeria, etc.
B/G
Egypt, Morocco, etc. SECAM
PC signals that can be displayed
z If the signal doesn’t 
appear, check that the 
vertical frequency on the 
PC is set to “60Hz”.Resolution 640 x 480 
(VGA) 1024 x 768  
(XGA)
Vertical frequency (Hz) 60.0 60.0
Connect DVI devices
Auto in “Zoom”
What is “Full Native”?
Full Full Native
Technical information
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							29
To use the “Insert” function (P. 10), find the “CH/CC” number corresponding to the TV’s Channel number from this table. 
US: The US channel numbers are the channel num bers used in the United States, Philippines, etc.
CCIR: The CCIR channel numbers are the channel number s used in the Middle East, Southeast Asia, etc.
OIRT: The OIRT channel numbers are the channel number s used in Eastern Europe, Russia, Vietnam, etc.
AUSTRALIA: The AUSTRALIA channel numbers are t he channel numbers used in Australia, etc.
CHChannelCHChannelUSCCIRORITAUSTRALIAUSCCIRORITAUSTRALIACH 02 US-02 E2 R1 AU-0 CH 40US-40, W+55E40CH 03US-03E3AU-1CH 41US-41, W+56E41CH 04 US-04 E4 R2 AU-2 CH 42US-42, W+57E42CH 05US-05E5R6AU-6CH 43US-43, W+58E43CH 06 US-06 E6 R7 AU-7 CH 44US-44, W+59E44CH 07US-07E7R8AU-8CH 45US-45, W+60E45CH 08 US-08 E8 R9 AU-9 CH 46US-46, W+61E46CH 09US-09E9CH 47US-47, W+62E47CH 10 US-10 E10 R10 AU-10 CH 48US-48, W+63E48CH 11US-11E11R11AU-11CH 49US-49, W+64E49CH 12 US-12 E12 R12 CH 50US-50, W+65E50CH 13US-13CH 51US-51, W+66E51CH 14US-14, W+29CH 52US-52, W+67E52CH 15US-15, W+30CH 53US-53, W+68E53CH 16US-16, W+31CH 54US-54, W+69E54CH 17US-17, W+32CH 55US-55, W+70E55CH 18US-18, W+33CH 56US-56, W+71E56CH 19US-19, W+34CH 57US-57, W+72E57CH 20US-20, W+35CH 58US-58, W+73E58CH 21US-21, W+36E21CH 59US-59, W+74E59CH 22US-22, W+37E22 CH 60US-60, W+75E60CH 23US-23, W+38E23CH 61US-61, W+76E61CH 24US-24, W+39E24 CH 62US-62, W+77E62CH 25US-25, W+40E25CH 63US-63, W+78E63CH 26US-26, W+41E26 CH 64US-64, W+79E64CH 27US-27, W+42E27CH 65US-65, W+80E65CH 28US-28, W+43E28 CH 66US-66, W+81E66CH 29US-29, W+44E29CH 67US-67, W+82E67CH 30US-30, W+45E30 CH 68US-68, W+83E68CH 31US-31, W+46E31CH 69US-69, W+84E69CH 32US-32, W+47E32CH 33US-33, W+48E33CH 34US-34, W+49E34CH 35US-35, W+50E35CH 36US-36, W+51E36CH 37US-37, W+52E37CH 38US-38, W+53E38CH 39US-39, W+54E39
CCChannelCCChannelUSCCIRORITAUSTRALIAUSCCIRORITAUSTRALIACC 01 S-1 AU-5 CC 39 W+3 S-39CC 02S-2CC 40W+4S-40CC 03 S-3 CC 41 W+5 S-41CC 04S-4CC 42W+6CC 05 S-5 CC 43 W+7CC 06S-6AU-5ACC 44W+8CC 07 S-7 CC 45 W+9CC 08S-8CC 46W+10CC 09 S-9 CC 47 W+11CC 10S-10CC 48W+12CC 11 S-11 CC 49 W+13CC 12S-12CC 50W+14CC 13 S-13 CC 51 W+15CC 14AS-14CC 52W+16CC 15 B S-15 CC 53 W+17CC 16CS-16CC 54W+18CC 17 D S-17 CC 55 W+19CC 18ES-18CC 56W+20CC 19 F S-19 CC 57 W+21CC 20GS-20CC 58W+22CC 21 H S-21 CC 59 W+23CC 22IS-22CC 60W+24CC 23 J S-23 CC 61 W+25CC 24KS-24CC 62W+26CC 25 L S-25 CC 63 W+27CC 26MS-26CC 64W+28CC 27 N S-27 CC 75 XCC 28OS-28CC 76YR3CC 29 P S-29 CC 77 Z R4 AU-3CC 30QS-30CC 78Z+1R5CC 31 R S-31 CC 79 Z+2 AU-4CC 32SS-32CC 95A-5CC 33 T S-33 CC 96 A-4CC 34US-34CC 97A-3CC 35 V S-35 CC 98 A-2CC 36WS-36CC 99A-1CC 37 W+1 S-37CC 38W+2S-38
“CH/CC” list
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