Panasonic SA-HT830VP Service Manual page 114

SA-HT830VP / SA-HT830VPC
SCHEMATIC DIAGRAM-25
ASP CIRCUIT
R3106
2.2K
Q3101
B1GFGCAA0001
MUTING SWITCH
RS
6
R3105
5
100K
W819
0
4
LS
R2166
1.2K
MUTE_F
Q2105
KRA110STA
MUTING SWITCH
W866
0
OUT_FR
R2254
2.2K
Q2200
B1GFGCAA0001
MUTING SWITCH
3
R2255
2
100K
1
-7.5V
OUT_FL
HP_RA
Q2102
B1GFGCAA0001
MUTING SWITCH
-7.5V
: +B SIGNAL LINE
: -B SIGNAL LINE
1
R3104
2.2K
2
3
R3103
100K
R2167 R3107
27K
12K
C3101
C2168
50V4.7
50V3.3
R3108
56K
R2168
22K
C2250 R2245 R2246
50V1 33K
6.8K
C2252
C2251
180P
100P
5 6 7
4
R2154
2.2K
IC2013
5
6
R2155
100K
4 3 2
C2151 C2152
100P 180P
C2254
0.01
C2150
R2145 R2146
50V1
6.8K
R2252
2.7K
6 1
R2152
2.7K
5 2
4 3
R2268
27K
C2267
50V4.7
R2267
56K
: MAIN SIGNAL LINE
R3109
1.8K
Q2202
KRA110STA
MUTING SWITCH
W851
0
R2247 R2249 R2253
C2253
22 82
16V100 0
R2251
R2248 R2250
4.7K
22 82
C2255
1000P
C2154
0.01
8
IC2013
C0AABB000125
OP AMP IC
1
C2153 R2147 R2149
R2153
16V100 22 82
33K 0
R2151
R2148 R2150
4.7K
22 82
C2155
1000P
R2266
1K
Q2201
KRA110STA
MUTING SWITCH
114
-7.5V
MUTE_WS
FIN3
HP_RA
HP_R
+7.5V
HP_L
PCONT
PCONT
SW_A SUBWOOFER
CENTER CENTER
RS SURR R
IN4
LS SURR L
FRONTR FRONTR
OUTPUT GND
FRONTL FRONT L
MUTE_HP
DGND
HIC_MUTE MUTE_H
SYS_6V SYS6V
DC_DET DCDET
CN2000
25
24
23
22
21
20
19
18
17
16
15
TO
14
ACTIVE
13
SUBWOOFER
12
UNIT
11
SB-WA830PP-S
10
9
8
7
6
5
4
3
2
1