In the process of using special automotive dvd players, we can’t avoid meeting some common breakdiwn. If sent to repair, it will be a large expenditure. Nevertheless, do it by yourself, you will benefit a lot from the DIY. Here are few tips just for you. 1, Cannot Play Sound a. Check whether the system is muted. If Yes, then press MUTE button to close mute. b. Check the speaker cable is connected. If "Yes", to reconnect it. c. Check the speaker is damaged. If "Yes", to replace it with the new speaker. If the three reason above are under normal conditions, it may be due to short circuit caused by speaker cable and bodywork, you need to disconnect all the speaker wire but only to connect a single good speaker, under the circumstances, playback normal, it is speaking of one group of speaker wire short-circuit; Still cannot playback, then prove to be the host of the special dvd player is defective. 2, The Key Tone Changed That’s because the customers touch the keytone selection keys without knowledge. You can choose your favorite key tones from the second button from left to right below the following row of the main interface . 3, The Host Button Lamp Not Light after Opening Headlights This is due to the host palette in the off state, and enter the main interface, below the following row of the main interface, select the third key from left to right to choose your farivate color. 4, Automatical Spectrum Showing for A Few Seconds If the automotive dvd player is equipped with multi-band spectrum display function, it may switch ON/ OFF by controlling the function key. To turn off this function, you need to touch the last button from left to right below the following row of the main interface. 5, DVD Player Part Problems a, There is rushing sound when reading disc For individual reason, because the poor quality discs, deckle-edged, transmutative, uneven thickness, all these will affect your playing effect. b, Some discs can not read Please check the discs surface if there is abrasive wear or too much dust. Therefore, pay attention to keep the disc clean the whole time. In addition, please purchasing the licensed discs. c, Some of the discs can read from ChinaVally’s (www.chinavally.com) products but can not read from other company’s products This is due to some vendors turn up the DVD laser power, so the correction has slightly improved, but this action will reduce the working life of the laser head of your dvd player, so, for your love automotive dvd players, please use the copyrighted discs. e. DVD player has no sound The car dvd player has no sound when playing the disc ( in the radio, navigation conditions can normally play), it caused by wrong seting for DVD playback, you should enter the setting "DVD Settings "item and select" Audio Setup ", then enter" Audio Output " and choose " analog output "
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