Panasonic SA-PT150GCP Service Manual page 77

19.2. Main Circuit
1 2 3
SCHEMATIC DIAGRAM - 5
A
:-B SIGNAL LINE
C
MAIN CIRCUIT
:+B SIGNAL LINE
B
AGND
W4048 R2952
0 8.2
TUN+9V
C
DVD-SUBW
DVD-SR
W4028
0
DVD-SL
D
DVD-CNT
D2001 - D2002
B0EAKM000117
R2960
-7V
6.8
D2002
+7V
D2001
AUX_RCH R2164
10K
AUX_LCH
R2264 10K
TUN-RCH
E
TUN-LCH
MIXR
MIXL
ASP_MICIN
C6920 R6920
1 100
DVD-FR
DVD-FL
F
G
H
4 5 6
:MAIN SIGNAL LINE :AUX / MIC SIGNAL LINE
R2411
C2023
0
220P
R2405 R2407
R2406
5.6K 1.8K R2307 5.6K C2024
220P
AGND 1.8K
R2606 10K
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
81
82
83 FRIN
84 FLIN OPIN1
[81]SLIN
[50]AGC1
85 AVEE OPOUT1
[82]CIN
[49]SUBC
86
AVCC OPIN2
[48]SUBOUT
87 INR5 OPOUT2
88 INL5 AGND
89
INR4 [AUX RCH] AGND
IC2102
90 INL4 [AUX LCH] SROUT
C1AB00002463
91
INR3 [TV RCH] SRFIN
AUDIO SIGNAL PROCESSOR
92 INL3 [TV LCH] SRVOLOUT
93 SRNFIN
INR2 [TUNER RCH]
94 INL2 [TUNER LCH]
SRVOLIN
95
INR1 [MIX RCH] SRSELOUT
[99]RECOUTR
[32]SLVOLOUT
96 INL1 [MIX LCH] SLSELOUT
[100]RECOUTL [31]SLFIN
97 MICIN SLVOLIN
98 SLNFIN
AGND
99
100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
C2502
0.047 C2503
0.047
R2502
10K
R2503
6.8K
7 8 9
ECHO_MUTE
ECHO_LV2
SW+5V
ECHO_LV1
ASP_MICIN
+7V
ASP_MICIN_1
MIC_ECHO_OUT
IC7101
C0ABBB000230
MIC AMP
1
2
3
R2609
1.5K
-7V
R2607 4 V-
C2605
10K
0.047
50
C2610
R2608
49
0.47 56K
C2608
48
16V10
C2609 0.22 R2610
47 C2611
56K
0.012
46
R2612 56K
C2617
45
R2611 0.15
1.2K
44
R2627 68K SUBW
C2612 3300P
43
42 R2403 10K SR_OUT MIC_AGND
41
C2403 C2402
40
R2401 1.8K
0.047 0.033
39
38
C2401 1 C2324
37
FROUT
36 C2183 1 R2185
C2301 1
35 FLOUT C2283 1 R2285
SR_OUT R2312
34 C2312 1
SL_OUT R2412
33 C2412 1
R2301 1.8K
32 CENTER R2510
C2506 1
31 SUBW R2617
W4042 C2619
0 50V10
R2303 10K
ASP_GND
Q3003
B1GDCFJJ0047
R3003
BUFFER
8.2K
MUTE_C
TO MAIN
SECTION (3/4)
77
SA-PT150GC / SA-PT150GCP / SA-PT150GCS / SA-PT150GCT / SA-PT150GS
10 11 12
R7107
IC7100
C1BB00001061
DIGITAL DELAY
WITH ECHO VOLUME
1 NC NC 16
C7111
16V47
2 LPF1IN VCC 15
C7101 R7106
R7102
C7119 C7103
120K
50V1 15K
50V2.2 1500P
CLOCK
1 3 14
LPF1OUT
R7100
15K
4 OP1OUT REF 13
C7110
Q7100
16V47
B1GBCFJJ0051
5 OP1IN OP2IN 12
MUTING
6 CC1 OP2OUT 11
7 CC2 LPF2IN 10
C7105 C7108
V+ C7106
8
0.22
0.22 1500P
8 GND LPF2OUT 9
7
R7120 C7120
6 15K 0.015
W2202...GC/GS 0
5
R7109 C7113
4.7K 50V1
Q7101
B1GBCFJJ0051
SWITCH
1
Q7102
B1GBCFJJ0051
SWITCH
C2724 1800P
C2624 6800P
C2524 6800P
2200P
C2424
2200P
FR_IN
10K
10K FL_IN
10K SR_IN
10K W4043 0 SL_IN
15K C3005 1 C_IN
SW_IN
22K C3006 50V10
ASP_GND
SW+
C+
Q3009
D3001 R3009
FR+
B0ACCK000005 1K
B1ABCF000176
FL+
MUTING
SR+
SL+
SW-
AGND C-
FR-
R3008
10K FL-
SR-
Q3008
SL-
B1ABGC000005
W7001
MUTING 0
AGND
W7000 0
-7V
1/4 2/4
3/4 4/4 SA-PT150GC/GCP/GCS/GCT/GS
13 14
68
C7112
0.1
R7105
15K
R7104
15K
R7103
15K
TO MAIN
SECTION (2/4)
C3
JK5000
SW+_OUT
1
2 C+_OUT
FR+_OUT
3
FL+_OUT
4
5 SR+_OUT
6 SL+_OUT TO SPEAKERS
SW-_OUT
7
C-_OUT
8
FR-_OUT
9
FL-_OUT
10
SR-_OUT
11
SL-_OUT
12
MAIN CIRCUIT