Home > Service&Support > Frequently Asked Questions   Frequently asked questions Service network Service policy Distributor Entrance 暂无，请先添加 1、 When playing DVD disc, how to cancel the original sound if I want to sing Karaoke? 2、 When playing discs with DVD player of your company, why does this case frequently happen that after changing a disc there is no color, which will not appear until P/N button on the remote controller is pressed each time? 3、 As for the same HDCD disc, after reading, on screen of DVD players of your company CD displays, but on screen of players of other companies HDCD displays, why does this happen? 4、 When using digital output of DVD player of your company as input source of power amplifier, if HDCD disc is played, the digital input of power amplifier detects that the input source is LPCM signal, but when DVD player of other companies is used, the input source detected is HDCD signal, so why does this happen? 5、 Which kind of material is adopted in the conductive glue of the luminous remote controller of your company? Does it have radiation? Does it do harm to human health? 6、 When I use DVD player with DVD-Audio function of your company, after using digital output to connect with digital power amplifier, there is no sound, and why does this happen     Products News

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