S3.3. Analog Audio Block Diagram - Panasonic DMR-BW500EF Service Manual

S3.3. Analog Audio Block Diagram

AV IO P.C.B.
D4005
P58002 P3003
D4006
14
FROM
DIGITAL P.C.B.
IC4009
(BUFFER)
P58002 P3003 MIX R OUT DM
2
10
P58002 P3003 MIX L OUT DM
6
8
JK3901
21 PIN JACK
AUDIO IN ch2(R)
2
AV1
(TV) AUDIO IN ch1(L)
6
AUDIO IN ch2(R)
2
AV2
(DECODER/EXT) AUDIO IN ch1(L)
6
JK3801
FRONT INPUT JACK
7
LINE
6
(Rch)
5
AV3
AUDIO
(FRONT)
4
LINE
(Lch/MONO)
3
JK3001
REAR JACK
2
AV4
R IN
AV4
1
(REAR)
AUDIO
6
AV4
L IN
5
FROM
P58001 P3005 IEC OUT
DIGITAL
1
P.C.B.
Q4006
MUTE
Q4007
MUTE
Q4009
MUTE
Q4008
IC3001
MUTE
(AUDIO SIGNAL PROCESSOR)
DAC Rch
1 56
DAC Lch
7 64
AV1 Rch
52
AV1 Lch
60
AV2 Rch
53
AV2 Lch
61
P3801 P3001 FRONT R IN AV3 Rch
50
1 4
P3801 P3001 FRONT L IN AV3 Lch
58
3 2
AV4 R IN
51
AV4 L IN
59
TO
EXT CTL
POWER SUPPLY
33 EXT CTL3
IC3004- 3 ,IC4002- 2
SECTION
(SA1R)
a
BUFF.
b
c LPF MUTE
d
e
OUTPUT
SELECT SWITCH
(SA3R) (SA4R)
a a
b b
ADC Rch
c c AGC
AMP
d d
e
(SA18R) (SA2R)
BUFF.
AV4 a
BUFF.
b
c LPF MUTE
TUN
d
e
(SA2L)
a
BUFF.
b
c LPF MUTE
d
e
OUTPUT
SELECT SWITCH
(SA3L) (SA4L)
a a
b b
ADC Lch
c c AGC
AMP
(SA18L)
d d
BUFF. e
AV4
TUN
(SA1L)
a
BUFF.
b
c LPF MUTE
d
e
IIC BUS
LOGIC
S-9
:REC SIGNAL :PB SIGNAL
JK3001
REAR JACK
7
5
3
1
JK3901
21 PIN JACK
AV1 Rch AUDIO OUT Ch2(R)
72 1
AUDIO OUT Ch1(L)
3
ADC Rch
79
AV2 Rch AUDIO OUT Ch2(R)
74 1
AUDIO OUT Ch1(L)
3
AV2 Lch
73
AADC R P3003
ADC Lch AADC L P3003
78
AV1 Lch
71
SCL P3005 P58001 P58006 P6703
IIC CLK
88
IC7501-
15 8
SDA P3005 P58001 P58006 P6703 IIC DATA
89
16 9 IC7501-
5V
2.3V
1.0V
JK4801
DIGITAL AUDIO OUT
P4901 P4801
5
1
Q4801
BUFFER 2
1
DMR-BW500EF
Analog Audio
Block Diagram
LINE OUT
(L)
OUT
LINE OUT
(R)
AV1
(TV)
AV2
(DECEODER/EXT)
P58002
4
TO
DIGITAL P.C.B.
P58002
6
FROM
32
TIMER
SECTION
31
(OPTINAL)
(COAXIAL)