Boss Audio BV7342B User Manual in English - Page 3

29 6. Trouble Shooting Please read the user manual carefully before using the DVD player. If you have any trouble in using this player, try to troubleshoot by using the recommended suggestions mentioned below . If you are still having difficulty, please contact the company or the technical service center authorized by us. For your safety, do not open the cover and attempt to repair the player by yourself, if that. It will cause electrical shock and harm. NO PICTURE, SOUND AND INDICATION * Ensure that the power switch is on. * Ensure that the power cable is not damaged or the fuse is not blown. * Ensure that the power is connected properly. NO SOUND BUT PICTURE OK * Ensure that the player audio output has a good connection with the TV audio input. * Check whether the audio connector is damaged. * Check whether you have turned down the volume. * Ensure that you have set the right AUDIO setup of the player. * Ensure that the audio is not under mute. NO PICTURE BUT SOUND OK * Ensure that the player video output has a good connection with the TV video input. * Ensure that you have turned your TV to the AV input channel connecting to your player. * Check whether the video connector is damaged. * Ensure that you have set the right VIDEO settings of the player. BLACK AND WHITE PICTURE OR SCREEN ROLLING * Ensure that you have set the right TV SYSTEM (e.g. PAL, NTSC) setting. FLAWS OF PICTURE OR SOUND * Check whether the AUDIO setting is right. * Check whether the disc is scratched or stained. * Check whether the AV connector and the output terminal is stained. * Check whether there is condensation inside the Lens. If so, leave the player off for an hour or so, then try again. * Check whether the installation angle is less than 30. DISPLAY NO DISC OR BAD DISC * Ensure that you have put the disc on the tray. * Check whether the disc is put in the reverse side. * Check whether the disc is distorted. * Check whether the disc is stained or scratched badly. * Ensure that the disc format is compatible to the player. * Ensure that the temperature inside the car is not too high. If so, cool off until the ambient temperature returns to normal. * Replace another disc to insert it into the disc compartment. REMOTE CONTROL HAS POOR RESPONSE RANGE OR DOES NOT WORK * Check the batteries of remote control and make sure that they are not flat. * Direct the remote control to the IR sensor of the player. * Check whether there are some obstacles between the remote control and IR sensor. SOME FUNCTION BUTTONS DO NOT WORK * Turn off the power, then turn on again. * Reset the unit to zero, then turn on again. * Remove the front panel from the unit, then install it again and then turn on again. THE RADIO DOES NOT WORK * Check whether the antenna cable is connected firmly. Or manually tune for a station. 2 PRECAUTION CAUTION WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC RISK OF ELECTRIC SHOCK ! SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR DO NOT OPEN MOISTURE. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightening flash with arrowhead symbol, within an equilateral triangle, is intended the alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert user to ! the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. CLASS 1 LASER PRODUCT Laser product symbol: located on the rear panel of the unit, indicate this player is a class laser product, only use weak laser and no hazardous radiation outside of the unit. 1.Read through this instruction manual before installation and use. 2.Do not open the cover or touch any of the components exposed out of the unit, only for qualified technicians. 3.Do not expose the unit under direct sunlight or nearby objects that radiate heat to avoid damage the unit. 4.Do not place the unit in moist and humid conditions, which effect the pick-up of the unit lead to out of work. 5.Place the unit on a flat surface and ventilative condition. Please ensure the ventilation holes are not covered to avoid overheating and malfunction. 6.Clear the panel and case with soft dry cloth only, do not apply any kind of thinner, alcohol or sprays.