TROUBLESHOOTING

 

 

PROBLEM

PROBABLE CAUSE

CHECK FOLLOWING

 

 

 

 

 

 

 

 

 

Unit completely inoperative no lights,

Incorrect power

connection

Red wire to +12V ACC. and Yellow wire to

 

 

no sound

 

 

+12V battery

 

 

 

 

 

 

 

 

 

 

 

Blown fuse

 

Check fuses in wires listed above and check

 

 

 

 

car fuse block

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit will not keep time or radio station

Incorrect power

connection

Yellow wire is not connected to a "live" +12V

 

 

memory

 

 

battery source

 

 

 

 

 

 

 

 

 

 

 

 

Blown fuse

 

Check fuse in Yellow wire and at car's fuse

 

 

 

 

block

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Noise on both radio and tape

Poor ground

 

Check Black wire for proper grounding

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dirty or corroded battery posts

Clean and tighten connection

 

 

 

 

 

 

 

 

 

 

 

Problem also existed with previous

Consult your local garage mechanic-car may

 

 

 

radio you removed

need tune-up or noise filter

 

 

 

 

 

 

 

 

 

 

 

Noise on radio only

Antenna

 

Check that antenna base is grounded. Test

 

 

 

with antenna disconnected. If noise goes

 

 

 

 

 

 

 

 

 

 

away, replace antenna

 

 

 

Poor FM reception and almost no AM

Antenna

 

Replace antenna and antenna cable

 

 

reception

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Poor FM reception and good AM

FM Local-Distant switch

Check if unit has a Local-Distant switch and

 

 

reception

 

 

set to "Distant" position.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No sound on one speaker

Wiring

 

Check speaker wiring

 

 

(both radio and tape)

 

 

 

 

 

 

 

Speaker

 

Test with good speaker

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Radio Operation

 

Check balance and fader controls

 

 

 

 

 

 

 

 

Poor sound on tape only (after one

Dirty tape mechanism

Clean tape head and mechanism

 

 

month or more of tape usage)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Poor sound - new unit

For radios with 40 watts or more

Check rating of speakers for sufficient power

 

 

 

output power

 

capacity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check that speakers are in good condition

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check that none of the speaker wires are

 

 

 

 

 

grounded

 

 

 

 

 

 

 

 

 

 

 

For all radios

 

Check speaker wiring

 

 

 

 

 

 

 

 

 

TROUBLESHOOTING

10

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Audiovox AV-455 manual Troubleshooting, Problem Probable Cause Check Following
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AV-455 specifications

The Audiovox AV-455 is an innovative portable multimedia player that combines cutting-edge technology with user-friendly features, making it a versatile choice for both entertainment and practicality. Launched as part of Audiovox’s commitment to high-quality audio and video solutions, the AV-455 stands out due to its sleek design and functionality.

One of the primary features of the AV-455 is its impressive screen. Equipped with a vibrant 7-inch LCD display, it ensures that users can enjoy their favorite movies, videos, and games in sharp detail. The screen’s resolution is optimized for clear visibility, enhancing the viewing experience whether indoors or outdoors.

The AV-455 supports multiple media formats, making it an adaptable device for various usage scenarios. It can play popular video formats such as MP4, AVI, and MKV, along with a wide range of audio files including MP3 and WAV. This versatility allows users to seamlessly switch between different media types without the hassle of converting files.

A significant highlight of the Audiovox AV-455 is its built-in Bluetooth technology. This feature enables users to connect easily to external devices, including headphones and speakers, minimizing the clutter of wires and enhancing convenience. The Bluetooth functionality pairs quickly and maintains a stable connection for an uninterrupted entertainment experience.

For those who like to take their media on the go, the AV-455 includes a built-in rechargeable battery that offers extended playtime. Users can enjoy hours of continuous use without needing to worry about finding an outlet, making it ideal for road trips or outdoor gatherings.

Additionally, the AV-455 incorporates an SD card slot and a USB port, providing users with the ability to expand storage and access additional content effortlessly. This means users can bring along their favorite playlists, movie collections, or family photos without needing to compromise on storage space.

The device also features an intuitive and responsive interface, ensuring that navigation through menus and settings is smooth and straightforward. This makes it accessible for users of all ages, whether tech-savvy or newcomers to digital media devices.

In summary, the Audiovox AV-455 is a standout portable multimedia player that combines a vibrant display, versatile media support, Bluetooth connectivity, and ample storage options in a sleek design. Its features cater to various entertainment needs, making it an excellent choice for anyone looking to enhance their audio and visual experience on the go.
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