Specifications

14.4. AUDIO BLOCK DIAGRAM
QR4702(1/2)
MUTE
QR4005
BUFFER
QR4702(1/2)
MUTE
QR4703(1/2)
MUTE
QR4703(1/2)
MUTE
JK4702
1
5
4
3
2
HEAD
PHONE
JK4703
1
5
4
3
2
HEAD
PHONE
SPEAKER
L
SPEAKER
R
-
-
+
+
JK4001
D4007
21
67
8
7
9
1
5
4
2
3
VOLUME
BIAS
R-IN
L-IN
HPSENSE
DC VOL
MUTE
BIAS
CONTROL
QR4010
D+3.3V
SWITCHING
QR4004
MUTE
CTRL
QR4009
(1/2)
IC4005(1/2)
HPSENSE-H
POWERMUT
HPMUT-L
AJIN-L
HPJOPEN-H
IC4005(1/2)
MUTE
QR4009
(1/2)
MUTE
QR4011
MUTE
QR4016
D4003
Q4002
JACK-IN
DET.
MODE
CONTROL
POWER
MANAGEMENT
AUDIO OUT
5.0Vp-p(5usec./div.)
IC3004-169
4.0Vp-p(0.5msec./div.)
IC4003-14,15
:AUDIO SIGNAL
OPT OUT
28
26
R-OUT-
L-OUT-
R-OUT+
L-OUT+
15
17
19 18
24
10
12
21
5
S-DOWN
2
7
25
5
15
16
80
64
14
+
-
+
-
+
-
+
-
+
-
+
-
LPF
BUFFER
QR4014
MUTE
QR4006(1/2)
MUTE
QR4013
BUFFER
QR4006(1/2)
MUTE
QR4015
D4004
IC6003
BUFFER
D/A
ZERR/
ZEROA
MANAGER
CLOCK
SYSTEM
MODULATORCONTROLLER
LPF
VOUTR
VOUTL
D/A
DATA
BCK
LRCK
SCK
PORT
SERIAL
AUDIO
8
7
6
(DV3.2)
(AUDIO DAC)
IC4003
(AUDIO POWER AMP/DC VOLUME CONTROL)
IC4008
169
168
167
P67
XBSON-H
62
P65
26
P10
27
P11
46
P44
47
P45
63
P66
LRCK
166
DACCK
(DACSCK)
173
IECOUT
P13
(AMUT)
SRCK
IC3004
(OPERATION MPU)
IC6002
ADOUT3
(DMIX OUT)
4
1
2
DVD-LS91EE/GN/GCS
AUDIO BLOCK DIAGRAM
DVD-LS91EE / DVD-LS91GN / DVD-LS91GCS
48