Panasonic SA-PT850EE, Service Manual

Page: 78 / 133

18.6. Audio
+
_
+
_
Q1200
MUTING
Q1009
MUTING
CONTROL
Q1100
MUTING
TV RCH
TV LCH
LINEOUT R
LINEOUT L
JK1001
3
1
6
2
21PIN AV JACK
SCART MUTE
FROM
SYSTEM CONTROL
OPERATIONAL AMP
C0ABBB000230
IC6106
Q6102,Q6105,Q6110,
Q6111,Q6202
ACS
ACS MUTE
TO/FROM
SYSTEM
CONTROL
17
16
ACS MUTE
ACS
CN6902
CN6902
CN2007
CN2007
9
IC7100
DIGITAL DELAY WITH ECHO VOLUME
C1BB00001061
LPF1 LPF2 2
A/D D/A
MAIN
CONTROL
OSC AUTO
RESET
20KBIT SRAM
IC7200
C0ABBB000230
MIC AMP
SWITCH
SWITCH
ECHO LV1
Q7100
MUTING
Q7102
Q7101
LPF2OUT LPF1IN
ASP MICIN
MIC SW
JK7002
7
6
1
2
3
4
5
MIC 2
MIC SW
JK7001
7
6
1
2
3
4
5
MIC 1
5
H7000 CN2013
+
_
+
_
MIC AMP
IC7000
C0ABBB000230
VR7001
6
5
7
2
3
1
+
_
5
6
7
ECHO MUTE
ECHO LV2
FROM/TO
SYSTEM
CONTROL
MIC VOLUME
1
CN2013 H7000
C0ABBB000350
IC2751
LEVEL
PROTECTION
CIRCUIT
MPORT
SUB IN
MIC IN
C IN
OP IN 1
OP IN 2 OP OUT 2
FLVOL OUT
FRVOL OUT
FLF IN
FRF IN
SL OUT
SR OUT
FL OUT
FR OUT
C OUT
SURROUND L
SURROUND R
FRONT L
FRONT R
CENTER
SUBOUT
OP OUT 1
46
C1AB00002735
AUDIO SIGNAL PROCESSOR
FL IN
SL IN
SR IN
INL2
INR2
INL3
INR4
INR3
INL4
RECOUTR
RECOUTL
AUX L
JK2001
FLSEL OUT
FRSEL OUT
FLVOL IN
FRVOL IN
SLVOL IN
SRVOL IN
CVOL IN
SUBVOL IN
SLSEL OUT
SRSEL OUT
CSEL OUT
SUBSEL OUT
IC2101
AUX R
JK2001
AMP
AMP
AMP
AMP
AMP
AMP
AMP
AGC
AMP
AMP
AMP
AMP
H BASS
ASS
TONE
INL1
INR1
AMP
100
MIX R
MIX L
TUN R-CH
TUN L-CH
AUX R-CH
AUX L-CH
FR IN
RMPORT L
RMPORT R
99
90
89
92
91
93
95
86
85
82
81
79
78
80
77 77
97
62
63
12
21
36
35
22
60
20
37
23
52
34
13
19
FRF IN
15
27
14
30
16
44
SRVOL OUT
SLVOL OUT
CVOL OUT
39
25
32
SRF IN
CF IN
SLF IN
40
26
31
48
47
45 46
MCU
I/F
DVD FR
DVD FL
DVD SR
DVD SL
DVD CNT
DVD SUBW
96
94
C0AABB000125
IC2102
HEADPHONES AMP
5
6
7
-
+
-
+
3
1
Q2201
Q2101
MUTING
CONTROL
MUTING
17
41
18
2
ASP CLK
ASP DAT
FROM
SYSTEM
CONTROL
FROM
DVD
(AUDIO)
OPERATIONAL AMP
SENSE 1
SENSE 2
TO
SYSTEM CONTROL
HP MUTE
FROM
SYSTEM CONTROL
SA-PT850EE AUDIO BLOCK DIAGRAM
SUBWOOFER
TUNER PACK
JK6801
HP DETECT
TO SYSTEM CONTROL
HEADPHONES
7
6
1
2
3
4
5
TO
SYSTEM CONTROL
INR5
INL5
FMPORT R
FMPORT L
88
87
JK6802
7
6
1
2
3
4
5
MUSIC PORT
MPORT R-CH
MPORT L-CH
MPORT
Q2103
MUTING
TO
AUDIO
DIGITAL AMP
TO AUDIO
DIGITAL AMP
25
CN2001 FP8101
27
CN2001 FP8101
31
CN2001 FP8101
29
CN2001 FP8101
35
CN2001 FP8101
33
CN2001 FP8101
39
CN2001 FP8101
37
CN2001 FP8101
5
7
CN2002
CN2002
1 17
CN5050
CN2009
3 15
CN5050 CN2009
7 11
CN5050 CN2009
9 9
CN5050 CN2009
11 7
CN5050 CN2009
5 13
CN5050 CN2009
6
8
CN2020 CN6901
CN2020 CN6901
HP L-CH
HP R-CH
13
CN6902 CN2007
15
CN6902 CN2007
18
CN2008 CN1001
CN1001
16
CN2008
19
CN2008 CN1001
CN1001
15
CN2008
CLOCK
DATA
1
2
3
6
5
7
C0ABBB000230
IC6107
MUSIC PORT AMP
12
CN2008 CN1001
A(A)IN
A(B)IN
A(A)OUT
A(B)OUT
L IN
R IN
L OUT
R OUT
AUTO
CALIBRATION
CERCUIT
:FM SIGNAL LINE :MAIN SIGNAL LINE :AUX, MUSIC PORT SIGNAL LINE
Q2202
Q2102
Q2302
Q2502
MUTING
MUTING
MUTING
MUTING
SA-PT850EE
78