Panasonic SA-HT670PC Service Manual page 58

Dvd home theater sound system
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SA-HT670PC
IC2011
C1BB00000845
APS(INPUT SELECT/DIGITAL SOUND PROCESSOR/ELECTRONIC VOLUME/TONE)
(L OUT2)
L OUT1
JK2001
(60)59
LINE OUT
(IN A2)
JK2001
IN A1
(62)61
TV
(IN B2)
JK2001
(64)63
IN B1
VCR
(IN C2)
JK2001
(66)65
IN C1
AUX
(IN D2)
TUNER L(R)
(68)67
IN D1
(IN E2)
DVD MIX L(R)
(70)69
IN E1
42
+B
NF
VEE
IC2010
43
+B
KIA4558FEL
VCC
BUFFER AMP
(2)6
-
7(1)
(76)75
DVD FL(FR)
(3)5
+
4
8
-B
+B
(IN RSA)
DVD SL(SR)
(70)69
IN LSA
DVD CNT
77
IN CA
SUBW
80
IN SUBA
Q2026
Q2100
MUTING
MUTING
LOGIC
CONTROL
DA
45
Z6900
(REMOTE SENSOR)
VR6900
+B
(VOLUME)
+B
47
75
76
16
62
99
18
48
TMF L
TMF RB
TMF LB
(TMFR)
(TMF RA)
(TMF LA)
TONE
AMP
DIGITAL
SOUND
PROCESSOR
AMP
AMP
AMP
(A OUT2)
CL
A OUT1
IN C0
46
(2)1
6
IC2021
C0ABCB000052
Rch
BUFFER AMP(SURROUND/CENTER)
9
-
8
13
10
-
14
+
12
+
5
+
7
3
6
+
1
-
2
-
4
+B
+VCC
11
+B
-VCC
IC2012
C0ABCB000052
BUFFER AMP(FRONT)
(9)6
-
7(8)
(13)2
(10)5
-
1(14)
+
(12)3
+
4
+B
+VCC
11
-B
-VCC
49
IC2018
C2CBHG000139
SYSTEM CONTROL
(G OUT RS)
(15)
(16)
(VIN RS)
G OUT LS
13
14
VIN LS
G OUT C
11
12
VIN C
G OUT SUB
17
18
VIN SUB
(IN RS0)
IN LS0
(8)7
IC2022
C0JBAR000292
SIGNAL SELECT
(5)2
Y0
Y
(3)1
Y1
13
X1
X
14
Q2300
Q2301
12
X0
MUTING
11
MUTING
A
CONTROL
6
10
INH
B
9
C
GND
VCC
8
16
+B
Q2101
Q2027
+B
+B
MUTING
MUTING
CONTROL
D6901
D2001
Q6900
LED
DRIVE
66
52
53
54
98
86
58
IC2013
C0AABB000055
HEADPHONES AMP
(6)2
-
1(7)
(5)3
+
Q2102
Q2201
MUTING
MUTING
CONTROL
4
8
(OUT FR)
OUT FL
-B
+B
+
39(36)
-
Q2200
Q2105
MUTING
MUTING
CONTROL
(OUT RS)
+
OUT LS
25(23)
-
Q2104
Q2103
MUTING
MUTING
(OUT RST)
CONTROL
OUT LSW
24(22)
(F OUT3)
+
F OUT4
41(38)
-
(FM3)
FM4
40(39)
+
OUT C
27
-
Q2601
Q2500
MUTING
MUTING
CONTROL
OUT CW
26
+
F OUT1
28
-
Q2601
Q2600
MUTING
MUTING
CONTROL
FM1
29
(G OUT FR)
G OUT FL
+
52(50)
-
Q6502,D6502,6504
(Q6501,D6501,6503)
(VM FR)
LEVEL
VM FL
51(49)
METER
CIRCUIT
D6902
D6903
D6904
D6905
Q6901
Q6902
Q6903
Q6904
LED
LED
LED
LED
DRIVE
DRIVE
DRIVE
DRIVE
(92)
85
84
83
82
90
42
40
34
39
43
IC2015
KIA4558FEL
BUFFER AMP
(CENTER/SUB WOOFER)
6
-
7
5
+
3
-
1
2
+
4
8
-B
+B
NF
Q2000,
Q2003
+B
RESET
X2000
13
15
12

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