JVC AV-21L81B, AV-29L81B, AV-25L81B Mono Surround, AI Volume, To stop the Auto CH Preset

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Using the TV’s menus

MONO SURROUND

You can enjoy normal monaural sound more by converting it into a stereo-like sound.

1Press MENU Tto display the “MENU 5” menu, then select “MONO SURROUND”.

 

 

MENU

5

BASS

 

 

TREBLE

 

 

 

 

BALANCE

 

 

 

 

AI VOLUME

ON

 

 

MONO SURROUND

ON

SELECT BY

EXIT BY

OPERATE BY -+

DISPLAY

 

 

 

 

 

2Press MENU Mto select “ON”.

To cancel the MONO SURROUND function, select “OFF”.

AI VOLUME

You can prevent the sudden increase or decrease of volume that occurs when changing channels or switching VIDEO modes.

1Press MENU Tto display the “MENU 5” menu, then select “AI VOLUME”.

 

 

 

 

MENU

5

 

 

BASS

 

 

 

 

 

 

 

 

TREBLE

 

 

 

 

 

 

 

 

 

BALANCE

 

 

 

 

 

 

 

 

 

 

AI VOLUME

 

ON

 

 

 

 

MONO SURROUND

 

ON

 

 

SELECT BY

 

EXIT BY

 

 

OPERATE BY -+

 

DISPLAY

 

 

 

 

 

 

 

 

 

 

2Press MENU Mto select “ON”.

To cancel the AI VOLUME function, select “OFF”.

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.

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.

AUTO CH PRESET

You can automatically preset all TV channels that can be received by your TV to channels.

1Press MENU Tto display the

“MENU 3” menu, then select “AUTO CH PRESET”.

 

 

 

MENU

3

 

 

 

AUTO CH PRESET

 

 

 

 

MANUAL CH PRESET

 

 

 

LANGUAGE

ENGLISH

 

SELECT BY

EXIT BY

 

OPERATE BY -+

DISPLAY

 

 

 

 

 

2Press MENU Mto start the AUTO

CH PRESET function.

“>>>ON SEARCH” is 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 mbutton.

The AUTO CH PRESET function does not preset a TV channel to the AV channel (channel num- ber 0).

If the TV cannot preset the TV channel you want to view, preset it manually. For details, see “MANUAL CH PRESET” on page 16.

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Contents Instructions Safety precautions Confirm which remote control you have Insert the batteries into the remote controlPreparation Connecting the aerial and VCR Connecting the aerialConnecting the aerial and VCR DVD player composite signals Connecting other devicesConnect the power cord to the AC outlet Front Camcorder or TV game Headphones RearPress the Main power button on the TV Initial settingPress the Power button to turn your TV on Basic operationSelect a channel Colour System button Remote control buttons and functionsPicture Mode button ECO Sensor buttonDisplay button OFF Timer buttonSuper Bass button Muting buttonPress this button Return + buttonChannel Scan button To view the Return ChannelPress the Menu Tbuttons Using the TV’s menusPress the Menu Mbuttons to change function settings Basic operationCompress InputPicture Tilt VNRPress Menu Tto display Menu 2 menu, then select Child Lock Auto ShutoffChild Lock Blue BackPicture Adjustments Sound AdjustmentsVIDEO-2 SET To stop the Auto CH Preset AI VolumeAuto CH Preset Press Menu Mto start the Auto CH Preset functionSub-menu is displayed Manual CH PresetPress Menu Tto display the Menu 3 menu, then select Press Menu MPress Menu Mto select language SkipLanguage Press Menu Tto select SkipAttaching the Twin Port Bass Blaster Unit Place the Twin Port Bass BlasterUnit on top of the TV making sure Front TV buttons and partsFor details, see the description for each function Using the buttons on the TVBasic operation Operating menusTroubleshooting Broadcasting systems Specifications

AV-25L81B, AV-21L81, AV-29L81B, AV-21L81B specifications

The JVC AV-21L81B, AV-29L81B, AV-21L81, and AV-25L81B are a series of well-regarded CRT televisions that deliver reliable performance and vivid picture quality, embodying the characteristics and technologies of their time. With varying screen sizes and features, these models cater to diverse consumer needs while maintaining JVC's reputation for build quality and engineering excellence.

Starting with the AV-21L81B, this model features a 21-inch screen, making it suitable for smaller living spaces or bedrooms. It incorporates JVC’s Color System, which enhances the overall color reproduction, ensuring that visuals remain vibrant and lifelike. The AV-29L81B, on the other hand, boasts a larger 29-inch display, perfect for a more immersive viewing experience in family rooms or entertainment areas. Both models utilize enhanced resolution features to provide clearer images, making them great choices for viewing various media formats.

The AV-21L81 and AV-25L81B models maintain similar performance attributes while offering different screen sizes of 21 inches and 25 inches, respectively. The AV-25L81B falls in between the previous two models, delivering a balanced option for consumers seeking a larger viewing experience without compromising space.

Each model is equipped with JVC's proprietary technologies, such as the Super Hi-Fi Audio System, which delivers superior sound performance, complementing the visual quality. The built-in speakers provide clear and dynamic audio, enhancing the viewer's overall experience. Additionally, these televisions often feature multiple connectivity options, such as AV inputs and RF connections, allowing users to connect various devices, including VCRs, gaming consoles, and DVD players.

In terms of design, the JVC models boast sleek lines and a compact footprint, allowing them to blend seamlessly into different room aesthetics. Their durable construction ensures longevity, making them reliable choices for entertainment setups.

In conclusion, the JVC AV-21L81B, AV-29L81B, AV-21L81, and AV-25L81B televisions offer a range of features suited for various viewing environments. Their combination of size options, superior audio technology, and robust designs make them notable models in the CRT television market, offering quality performance for media consumption. They remain a testament to JVC's commitment to creating exceptional television experiences.