Audio Block Diagram - Panasonic DVD-LX110EE Service Manual

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14.5. AUDIO BLOCK DIAGRAM

IC3004-169
5.0Vp-p(5usec./div.)
IC3004
IC4003
(DV3.2)
(AUDIO DAC)
DATA
ADOUT3
169
6
D/A
(DMIX OUT)
AUDIO
BCK
SRCK
168
7
SERIAL
PORT
LRCK
LRCK
167
8
CONTROLLER
MODULATOR
SYSTEM
SCK
DACCK
166
5
CLOCK
(DACSCK)
MANAGER
D/A
16
ZERR/
IECOUT
173
ZEROA
D4003
P13
80
(AMUT)
IC6002
(OPERATION MPU)
QR6001
AVIN
P85
75
INV.
HPSENSE-H
P67
64
IC6003
1
4
P10
26
2
POWERMUT
P66
63
HPMUT-L
P11
27
AJIN-L
47
P45
IC4003-14,15
4.0Vp-p(0.5msec./div.)
IC4004
(SELECTOR)
9
B
VOUTR
DVD-TUNER
10
A
LPF
14
12
X0
X
13
1
Y0
Y 3
11
X3
15
X2
4
Y3
2
Y2
VOUTL
LPF
15
QR4016
BUFFER
QR4014
MUTE
IC4006
(SW AMP)
IC4005(1/2)
2
1
QR4015
2
INA
OUTA 8
BUFFER
IC4005(1/2)
OUTB 5
6
7
3
INB
O CNT 4
D4004
D4006
QR4004
MUTE
CTRL
IC4008
(AUDIO POWER AMP/DC VOLUME CONTROL)
R-IN
10
-
+
VOLUME
BIAS
CONTROL
+
L-IN
12
-
HPSENSE
MODE
21
CONTROL
DC VOL
7
MUTE
5
S-DOWN
POWER
2
MANAGEMENT
QR4011
MUTE
QR4010
D+3.3V
SWITCHING
Q4002
JACK-IN
DET.
SWITCHING
QR4009
(1/2)
QR4008
QR4017
MUTE
QR4018
D4007
QR4009
(1/2)
MUTE
49
24
25
-
+
R-OUT-
26
BIAS
-
28
+
+
15
-
L-OUT-
17
+
-
19
18
JK4001
8
7
OPT OUT
9
5
4
2
AUDIO IN/OUT
3
1
DVD-LX110EE/GCS
AUDIO BLOCK DIAGRAM
DVD-LX110EE / DVD-LX110GCS
A
B
C

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