Main Circuit - Panasonic SA-NS55P Service Manual

15.3. MAIN CIRCUIT

1 2 3
SCHEMATIC DIAGRAM - 3
A
MAIN CIRCUIT
MPORT_L
CN810
R211
R205
8.2K
TU_CLK
4.7K
TU_CLK 1
TU_SDA
R207
TU_SDA 2 R411
4.7K 8.2K
TUNED
MPORT_R
TU_TUNED 3
TO
XM_L
B
TU_LCH 4
TUNER CIRCUIT
TU_ST
R206
(JW810) TU_STEREO 5 R210
15K
47K
IN SCHEMATIC
TU_RCH 6
DET_OUT
DIAGRAM - 7
DET_OUT 7
9.6V
TU_9V 8
R410
TU_ GND 9 R406
47K 15K
XM_R
TUNER_LCH
R201 R202
3.3K 2R7K
R401 R402
C 3.3K 2R7K
TUNER_RCH
CD_LCH
R204
R203
6.8K
2R7K
R403 R404
2R7K 6.8K
CD_RCH
DOCK_LPB
R209
R208
6.8K
8.2K
R408
R409
8.2K
6.8K
DOCK_RPB
D
E
W1021
CN701B
0
MECH_FIN
FIN 1
GND 2
MECH_RIN
RIN 3
M_7.5V 4
TO
MOTOR CIRCUIT PGND 5
MECH_SFU
(JW701) IN
SFU 6
F SCHEMATIC
GND 7
W1039 0
DIAGRAM - 9 MECH_SFD
SFD 8
OP_LEVEL
OP_LEVEL 9
9.6V 10
DC_DET 11
W1135
0
G
B1
H
4 5 6
: FM/AM/XM SIGNAL LINE : IPOD SIGNAL LINE
: + B SIGNAL LINE : MAIN SIGNAL LINE : AUX SIGNAL LINE
R446
12K
W1122
C210
220P 0
R447
12K
C410
220P
C214 C215
0.082 0.1
1 VIN1 REC1 32
C204
220P 2 SEL1OUT REC2 31
C414 C415
C440 0.015u
W1037
3 VIN2 MNF1 30
0
0.082 0.1 C449 0.015u
4 SEL2OUT MOUT1 29
W1038 C211 0.22u AUX_LCH C441 0.015u
5 A1 MNF2 28
0
AUX_RCH
C411 0.22u C442 0.015u
C404
6 A2 MOUT2 27
220P
C205 0.22u XM_L C443 50V0.1
7 B1 BNF1 26
XM_R
C405 0.22u C444 0.039u
8 B2 BOUT1 25
C202 0.22u TUNER_LCH C445 50V0.1
9 C1 BNF2 24
TUNER_RCH
C201 C402 0.22u C446 0.039u
10 C2 BOUT2 23
220P
C207 50V2.2 CD_LCH C230 50V1u
11 D1 22
LEFT
CD_RCH
C407 50V2.2 C430 50V1u
12 D2 RIGHT 21
C401
C209 50V2.2 DOCK_LPB
220P C448 50V0.33
13 20
E1 CAP
DOCK_RPB
C409 50V2.2
14 E2 VCC 19
15 FILTER S1 18
16 GND SC 17
C206
C464
220P C447
47P
25V47
C406
IC805
220P
C1BB00000732
ASP IC
C208
220P
C408
220P
W1052
0
CD7.5V
PGND
D802
9.6V
B0ACCK000005
DC_DET
R854
470K
C818
16V10
B2 B3
7 8 9
: CD SIGNAL LINE
Q721 Q723
B1GBCFJJ0044 B1GDCFGG0026
R723
10
MUTING SWITCH MUTING SWITCH
Q722
B1GBCFJJ0044
MUTING SWITCH
Q723
R721
R443 R722
1K
3.3K 2R2K
R720
C231
4R7K 50V1u
R444 Q721 C720
3.3K 50V1u
R442
5.6K
Q722
R445 R420
4R7K
5.6K
D720
B0ACCK000005
MUTE_B
C250
C450
100P
100P
C431
R441 50V1u
C465
33
47P
W1026
0
AGND
W1019
0
D804, D805
B0ACCK000005
C815
100P
R834
15K
A C D F G H I J K L M N O P Q R S T U V X
B4
61
10 11 12
W1029
0
R231 R232
C235 R234 R235
12K 68K 6.3V47 47 47
C233 C234
100P 100P
R236 R227
3R9K 3R9K
5 6 7 8
+B
Q221 Q222
IC804
R437
R436
3R9K
3.9K
R433
1K
Q421 Q422
4 3 2 1 W1053
0
C433 C434 C435 R434 R435
100P 100P
6.3V47 47 47
Q221, Q222, Q421, Q422
W1020
R431 R432
0 B1ABGC000001
12K 68K
MUTING SWITCH
IC804
C0ABBB000297
OP-AMP IC
VCC+15V
CD7.5V
DC_DET
B0ACCK000005
PCONT_2
OP_LEVEL
SUB+B_11V
R839 R838
15K 15K
R830 R829
10K 15K
TO MAIN
SECTION (2/3)
A B
B5 B6 B7 B8
SA-NS55P
13 14
A
B
HP_L
C
HP_R
CN805
12 +VCC
11 +VCC
10 MUTE_B
D
9 9.6V
TO
8 CD7.5V
POWER CIRCUIT
7 IN_L
(JW805)
D608
6 AGND
IN SCHEMATIC
5 IN_R DIAGRAM - 8
4 PCONT2
3 EARTH_GND
2 OP_LEVEL
1 SUB+B_11V
E
F
G
1/3
2/3
3/3 SA-NS55P MAIN CIRCUIT
H