JVC C-13910, C-13911, C-20910, AV-20920, AV-20921, AV-27920 manual Troubleshooting, Problems Check

Page 21

 

 

T R O U B L E S H O O T I N G 21

 

 

 

 

PROBLEMS

CHECK

 

There is no power

• See if the power cord became unplugged.

 

 

• Perhaps you have experienced a blown circuit breaker or fuse or a power outage.

 

 

 

 

There is no picture

• The antenna could be disconnected.

 

or no sound

• The input mode (TV or Video) could not be set properly, refer to page 20.

 

 

• The tuner mode (in the Auto Tuner Setup) could be set improperly, refer to page 13.

 

 

• The station may be having difficulties, check to see if other channels are operating normally.

 

 

 

 

Remote control is

• Check that the batteries are still working and properly installed.

 

not operating or

• Make sure there are no objects blocking a clear path from the remote to the TV.

 

operating properly

• Check that the TV/CATV switch is in the proper position (RM-C754 and RM-C751) — set to TV to view television.

 

 

 

 

You cannot select a

• Maybe you are too far from the TV, you must be within 23 feet (or 7 meters).

 

certain channel

• Make sure the channels are programmed. See Channel Summary, page 17.

 

 

• Perhaps the channel is locked, select it with the 10 key pad and follow instructions.

 

 

 

 

The power turns off

• Perhaps the On/Off Timer is set, press the power button, check page 17.

 

by itself

• The power was interrupted or the power cord unplugged. Reset the clock, check page 16.

 

 

• The Sleep Timer may be set.

 

 

 

 

The clock is wrong

• The power was interrupted and the clock not reset. Reset the clock, check page 16.

 

 

 

 

On Timer is blinking

• There is a problem with the TV. Unplug the set and call for service.

 

 

 

 

PICTURE

CHECK

 

 

 

 

The picture color

• Tint and color may be improperly adjusted. Check page 14.

 

quality is poor

• Video Status mode may be set to an inappropriate setting. Check page 14.

 

 

 

 

There are lines

• There could be interference from another energy consuming appliance, such as a computer,

 

across the picture

another TV or VCR. Move any other such appliances farther away from the TV.

 

 

 

 

The picture is

• There could be interference from a running high wattage appliance such as a hair-dryer, vacuum

 

spotted

cleaner, or neon sign. You will have to move the antenna away from the source of the interfer-

 

 

ence or change it to a coaxial cable which is less prone to interference.

 

 

 

 

Double picture

• A building or airplane can reflect the original signal producing a second, delayed one. Adjust

 

(Ghosts)

the antenna position.

 

 

 

 

Snowy picture/

• The antenna may be damaged, disconnected or turned. Check the antenna connection,

 

Image noise

page 6. If it is damaged, you will have to replace it.

 

Screen is 80% black

• Closed Caption Text Mode is on. Press the CLOSED CAPTION button until you select Off.

 

 

 

 

SOUND

CHECK

 

Bilingual or stereo

• Make sure the MTS mode is properly set. Refer to page 15 for details on setting MTS Modes.

 

programs can’t beheard

 

 

There is no sound

• TV Speakers may be turned off in the menu, see page 16.

 

from the TV speakers

 

 

 

 

 

NOT A PROBLEM

DON’T WORRY ABOUT THIS, IT’S NORMAL

 

Static electricity

• It is normal to feel a surge of static electricity if you brush over or touch the screen.

 

 

 

 

You hear occasional

• It is normal for the TV to emit crackling sounds when turned on or off. Unless the sound or

 

crackling sounds

picture become abnormal, this is fine.

 

 

 

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Contents Important Note to the Customer USER’S GuideRisk of Electric Shock Do not Open InstallationUSE ServiceTable of Contents N N E C T I O N S Connections Checklist Read ME FirstRear Panel Diagrams O N N E C T I O N SCable Connections Connecting to AN External Amplifier Connecting to a CamcorderAudio Video Connections Stereo Remote Controls E T T I N G S T a R T E DRM-C754/RM-C751 Users Note Adjusting Volume PowerT T I N G S T a R T E D Changing ChannelsCable BOX or Satellite Setup for RM-C754 and RM-C751 Setting the Catv & VCR CodesVCR Setup for RM-C754 and RM-C751 E M O T E P R O G R a M M I N GVCR Codes M O T E P R O G R a M M I N GS I N G T H E M E N U Using this GuideI T I a L S E T U P Auto Tuner SetupBackground Closed CaptionI C T U R E S E T T I N G S Bass U N D S E T T I N G STreble BalanceE N E R a L I T E M S TV SpeakerSET Clock N E R a L I T E M S ON/OFF Timer Channel SummaryChannel Guard Message SET Lock CodeT T O N F U N C T I O N S Sleep TimerDisplay Video StatusU T T O N F U N C T I O N S Problems Check TroubleshootingJVC will I M I T E D W a R R a N T YFactory Service Center Locations JVC Service & Engineering Company of AmericaT H O R I Z E D S E R V I C E C E N T E R S Shipping InstructionsJVC Company of America JVC CANADA, INC Specification S

C-13910, C-13911, C-20910, AV-20920, AV-20921, AV-27920 specifications

JVC, a renowned name in the audio-visual industry, has delivered an array of products that highlight its commitment to innovation and quality. Among its notable offerings are the C-13910, C-13911, C-20910, AV-20920, AV-20921, and AV-27920 models. Each of these models showcases distinct features and technologies that cater to diverse user needs.

Starting with the C-13910 and C-13911, these models are built with a focus on delivering exceptional sound quality and user-friendly operations. They feature advanced audio processing technologies, allowing for clear and rich sound reproduction, making them ideal for home theater setups. The C-13911 model adds further convenience with integrated Bluetooth connectivity, enabling users to stream music directly from their smartphones or other devices.

The C-20910 takes the audio experience up a notch, incorporating advanced sound enhancement technologies. This model is designed for audiophiles who seek high fidelity audio experiences. It features multiple sound modes and customizable equalizer settings, allowing users to tailor the listening experience to their preferences. Additionally, its robust build ensures durability and longevity, making it a reliable choice for years to come.

Moving on to the AV series, the AV-20920 and AV-20921 models exemplify JVC's advancement in home entertainment systems. These models support high-definition video output, making them excellent choices for those who prioritize visual quality in their media consumption. With features such as multiple HDMI inputs and support for surround sound formats, these models are well-equipped for integrating into comprehensive home theater systems. The AV-20921 model includes enhanced connectivity options, such as USB input and Wi-Fi capabilities, allowing for greater versatility in how users access and enjoy their multimedia content.

Lastly, the AV-27920 stands out with its emphasis on smart technology integration. Designed for the modern user, this model supports various streaming services and offers an intuitive user interface for seamless navigation. Its compatibility with smart home devices adds an extra layer of convenience, making it a perfect fit for contemporary living spaces.

In summary, JVC's C-13910, C-13911, C-20910, AV-20920, AV-20921, and AV-27920 models reflect the brand's dedication to high-quality audio-visual solutions. With features focusing on sound fidelity, connectivity, and smart integrations, these devices cater to both casual listeners and audiophiles alike, ensuring a captivating entertainment experience for all.
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