Dvd Audio - Samsung DVD-V940K Training Manual

Circuit Operating Descriptions

7-14 DVD Audio

(1) Outline
A/V decoder (U1 ; Vibratto∏) is supply to DATA 0 for 2-channel mixed audio output.
The audio data transmitted from A/V decoder (U1 ; Vibratto∏) are converted into analog signal via audio D/A
converter and outputted via post filter and amplifier.
CD and VCD are outputted with only 2 channels audio data and transmit them to Data 0.
If DVD of multichannel Source disc, if is downmixed and transmit them to Data0.
If you want to listen to the multichannel output, you have to connect digital output with AC-3 amp or
MPEG/DTS amp.
(2) Block Diagram
DATA0
ZIC1
LRCK
(Vibratto II)
BCK
A/V Decoder
7-46
AIC2
PCM1742KE
D/A CONVERTER
Fig. 7-41
Mixed Audio Output (2-Channel)
POST FILTER AMP
AMP
POST FILTER
L
R