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Idiomas disponibles
Idiomas disponibles
13-6 Audio
13-6-1 Input Block
This Model has two stereo line input terminals. and internal TV-audio from RF Tuner Block. These three Analog
audio signal source are converted to digital data by Input Block.
Input Block has a Multiplexer (IC203), Input Filter (AU4, AU6), and A/D converter (AU5).
IC203 change it's output by selection control signal from IC601 (Front Micom).
The output signal of IC203 are filtered by OP-Amp (AU4, AU6).
AU4 (L-ch) have two op-amp in each.
13-6-2 Output Block
DVD-R120 has two stereo analog line out terminal, and two digital output terminal.
Decoded signal by U1 is inputted to AIC1 (D/A Converter), then filtered and amplified by AIC4 (OP-Amp).
And the digital audio signal (IEC-958) is ouputted in Optical/Coaxial (S/PDIF) terminal.
L1-in
Line Input 1
(Rear)
R1-in
L2-in
Line Input 2
L2-in
(Front)
RF-L
TV Audio
(from tuner
RF-R
block)
IC601
(micro controller)
Line out 1
(Rear)
Line out 2
(Rear)
Optical
Out
Coaxial
Out
Samsung Electronics
4560 OP-AMP
IC203
BU4052
Multiplexer
4560 OP-AMP
AIC4
4560 OP-AMP
AU4
PCM1802
(Audio A/D
Coverter)
AU6
L-out
AU2
PCM1742KE
R-out
(Audio D/A
Coverter)
IEC958 DATA
Fig. 13-9
Circuit Operating Descriptions
SCKI
AU5
BCK
LRCK
DOUT
DMN8602
A/V Processor
(Dolby AC-3
Encoder/Decoder)
SCKI
BCK
LRCK
DOUT
ML
MC
MD
U1
13-13
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