Panasonic SA-AKX10PH Service Manual page 84

SCHEMATIC DIAGRAM - 4
I
B MAIN CIRCUIT
: +B SIGNAL LINE
J
R2312
1K
Q2302
B1ABCF000176
SWITCH
C2310 R2310
0.015
2.2K
10 2.2K
LOUT
R2313
100K
K
AGND
R2314
100K
L
C2302 R2308
10 2.2K
ROUT
C2309 R2309
0.015 2.2K
CLIP_S
Q2301
B1ABCF000176
SWITCH
M
R2311
1K
N
CLIP_ATTN
O
P
1 2 3
: -B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE
R2220
2.2K
R2221 C2223
16V100
4.7K
C2203 R2205 R2208 C2405
1 5.6K 10
27K
C2205 C2207
47P 560P
4 3 2 1
GND
R2201 C2201 R2203
IC2201
1K 10V100 0
C0AABB000125
OP-AMP
VCC
5 6 7 8
R2204
0
R2202
1K
C2204 C2206
C2202 R2206 47P 560P C2402
1 5.6K 10
R2207
27K
R2602 D2602 C2602
R2604
B0ACCK000012 50V1
22K 22K
R2601 C2601 C2603 R2605
4.7M 50V2.2 0.012 100K
R2611 D2605 C2607
R2606
22K B0ACCK000012 50V1 22K
C2608 C2605 R2608
50V2.2 0.012 100K
4 5 6
: AUX AUDIO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE : AM/FM SIGNAL LINE
TO MAIN
SECTION (1/4)
R2223
100K
Q2220
B1ABCF000176
C2220 C2221 C2222
0.18
0.22 AMP 10
R2229
2.7K
R2224
Q2221
1K
B1ABCF000176
R2230 R2222
56K 4.7K
R2231 R2226
R2228
Q2223
56K 4.7K 1K
B1ABCF000176
R2225
2.7K
Q2222
B1ABCF000176
C2224 C2225 C2226
0.22 0.18 10
AMP
R2227
100K
7 8 9
84
CN2711
FRONTL
1 FRONTL
2 SIGNAL A_GND
FRONTR
3 FRONT R
K2706
4 AGND
0
MUTE_F
5 MUTE F_SW (MODE 2)
F_HOP1
6 FHOP1
F_HOP2
7 FHOP2
FRONTR
8 ECO / FAN
DC_DET_AMP
DC_DET1
9
MOD_DA
MOD_DA
10
C2307 USB+5V
11 +5V
0.1
GND
12 +5V GND
R2305
330
SWITCH
R2306
330
SWITCH
C2308
0.1
FRONTL
R2791
2.2K
Q2790
PCONT
B1ABCF000176
SWITCH
R2790
2.2K
USB+5V
D2790
B0ACCK000012
MUTE_F
1/4 2/4
3/4 4/4
SA-AKX10PH/PN MAIN CIRCUIT
10 11 12
P1
12
H
TO
D-AMP CIRCUIT
(CN5902)
IN SCHEMATIC
DIAGRAM - 9
1
1
TO MAIN
SECTION (4/4)
13 14