Panasonic SA-PT465E Service Manual page 18

SA-PT465E
SCHEMATIC DIAGRAM - 9
B
MAIN CIRCUIT
2
TO MAIN
SECTION (3/4)
15 16 17
+7V
FLVOLOUT
FRVOLOUT
AGND
-7V
FRFIN
FLFIN
TV_R
B1HBECA00004
TV_L
W2891
18 19 20
TO MAIN
SECTION (2/4)
C2177 R2175
C2194
50V1 1.2K
4.7
FL
R2173 27K
Q2203
4 3
B1GDCFGA0018
MUTING CONTROL 5 2
W2769
0
6 1
R2271
56K
Q2101
B1HBECA00004
MUTING
C2294
4.7
C2277 R2273 27K
R2275
50V1
1.2K
3 2 1
Q2104
MUTING
4 5 6
0
21 22 23
18
D2752 R2705
B0ACCK000005 100
C2751 R2704
1 560
D2751 D2753
B0ACCK000005
B0BC5R000009
R2177 R2179
R2176 R2182
33K 22 22
10
R2174 C2178
C2180
R2178
6.8K 100P R2180
0.1
C2179
22 22
82P
5 6 7 8
+VCC
IC2102
C0AABB000125
HEADPHONE AMP
-VCC
R2278 R2280
R2274 4 3 2 1
6.8K 22 22
C2279
R2277 R2279 R2282
82P
22 22 10
C2278
100P
R2276
33K
R2216 1K
R2116 1K
W2766
0
Q2103
B1GDCFGA0018
MUTING CONTROL
W2708
R2131
0 1.8K
W2728
0
1/4 2/4
3/4 4/4
SA-PT465E MAIN CIRCUIT
24 25 26
I
J
Q2102
B1HBECA00004
MUTING
K
4 3
5 2
6 1
L
K3
0
K14
0
R2870
0
M
N
O
P
27 28