SEVIC BLUE LASER SBL0304MP4 Instruction Manual download pdf (Page 33)

Problem

Cause

Corrective Action

GENERAL

Radio Fuse blown

Install new fuse with correct rating

Car battery fuse blown

Install new fuse with correct rating

Unit will not power on

Illegal operation

Press the RESET button located in the bottom right

corner of the front panel

Improper audio output

connection

Check wiring and correct

Volume set too low

Increase volume level

Improper “MUTE”

connection

Review wiring diagram and check “MUTE”

connection

Speakers damaged

Replace speakers

Heavily biased volume

balance

Adjust the channel balance to the center position

No/low audio output

Speaker wiring is in

contact with metal part

of car

Insulate all speaker wiring connections

Pirated disc is in use

Use original copy

Speaker power rating

not compatible with

unit

Connect proper speakers

Poor sound quality or

distortion

Speaker is shorted

Check speaker contact

Tel-Mute malfunction

“MUTE” wire is

grounded

Check that “MUTE” connection is not grounded

and that it’s properly insulated

Unit resets itself when

engine is off

Incorrect connection

between ACC and

positive battery wire

Check wiring and correct

TFT MONITOR

Monitor does not open

automatically

TFT Auto Open is

turned off

Turn TFT Auto Open on

Incorrect connection to

parking brake wire

Check wiring and correct

No image

PARKING is activated

and parking brake is

not engaged

Stop vehicle in safe place and apply parking brake

DVD is not compatible

with current TV system

settings

Change setup to accommodate disc

Flashing image or

interference appears on

screen

Improper video signal

connections

Check wiring and correct

Prolonged image o r

improper height/width

ratio display

Improper aspect ratio

setup

Use correct aspect ratio setting

Monitor stops at

incorrect position

Moving path is blocked

Press OPEN key to restart monitor movement

Troubleshooting

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SEVIC BLUE LASER SBL0304MP4 Instruction Manual Page 33

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