14.6. AUDIO BLOCK DIAGRAM
DIGITAL
AUDIO OUT
(COAXIAL)
JK4401
MIX L OUT
MIX R OUT
DVD-S42EE/GC/GCA/GCS/GCU/PL/PLA
AUDIO BLOCK DIAGRAM
7
SRCK
LRCK
ADOUT3
DACCK
IECOUT
P9
P10
P11
8
6
2
3
4
SRCK IN
LRCK IN
DMIXOUT
STBDAC
SBT3
SBQ3
5
ADAC-CLK
(AUDIO DAC)
IC8420
(DV3.2)
IC8001
AUDIO MAIN SIGNAL
VOUTR
14
6
7
1
2
VOUTL
IC4301
AMP
IC4301
AMP
FROM
IC6001 - 62 PIN
JK4401
Q4302
SWITCHING
Q4751
AMP
OUTPUT AMP AND
LOW-PASS FILTER
ENHANCED
MULTI-LEVEL
DELTA-SIGMA
MODULATOR
4X / 8X
OVERSAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
SERIAL
INPUT
I/F
FUNCTION
CONTROL
I/F
SYSTEM CLOCK
MANAGER
SYSTEM
CLOCK
DAC
DAC
ZERO DETECT
OUTPUT AMP AND
LOW-PASS FILTER
15
76
78
77
1.2Vp-p(0.5msec./div.)
IC8420-14,15 PIN
173
166
169
167
168
R OUT
L OUT
QR4302,QR4306
MUTE
Q3852
MUTE
Q3851
MUTE
(only for EE)
(only for EE)
(only for EE)
Q4422
MUTE
Q4423
MUTE
JK3871
19
21
20
17
18
15
16
13
14
11
12
9
10
7
8
5
6
3
4
1
2
DVD-S42EE / DVD-S42GC / DVD-S42GCA / DVD-S42GCS / DVD-S42GCU / DVD-S42PL / DVD-S42PLA
46