Panasonic SA-AK640E Service Manual page 143

SCHEMATIC DIAGRAM - 6
POWER CIRCUIT
: +B SIGNAL LINE
SA-AK640E/EB/EG POWER CIRCUIT
1/4
Q5154
2SB0709AHL
R5154
PCONT SWITCH
R5153 100
100
Q5173
B1ABCF000176
SWITCH
R5148
5.6K
R5174 R5146
0 5.6K
C5121
50V47
Q5153
Q5173
Q5153
R5173 R5149 B1ABCF000176
1K 1K
MODE SWITCH
C5305
330P
C5304 C5306
0.47
R5303 R5304
5.6K
AGND
R5201
1K
F_HOP
C5701 R5204
6.3V100 100K
AGND
C5202
100P
Q5201
Q5202
R5209
10
F_HOP F_HOP
1
T_GND T_GND
2
MODE MODE
3
+15V
4
TO
HI_L HI_L
5
MAIN
CIRCUIT HI_R HI_R
6
(CN2809)
A_GND A_GND
7
ON
LO_L LO_L
SCHEMATIC
8
DIAGRAM-3
LO_R LO_R
9
A GND
: -B SIGNAL LINE : MAIN SIGNAL LINE
IC5301
C1BA00000407
2-CH DIGITAL AMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
C5314 C5318
0.1 0.1
R5139 W5511
10 0
C5309 C5312 C5315 C5320
0.1
0.1 0.1 0.1
C5302
330P R5308
R5307
C5301 C5303
0.47 0.47 1 3
0.47
L5301
G0C220Z00002
R5301
5.6K C5333
2 4
220P
R5302
R5305 R5306
W5507
5.6K C5327
5.6K C5324
22 22
0 0.68
0.68
C5325 C5328
C5336 C5337
0.1
1000P 1000P 0.1
C5326 C5329
0 0
R5210
150
C5210
220P
R5514
0
R5202
100K
R5203 C5201
10K 470P
1A VCC
1Y 6A
C5203
6Y
2A B1ABCF000176
100P
X5202
FREQUENCY HOPPING
H2A375300003
5A
2Y
B1ADCF000063
3A 5Y
R5207
R5206 FREQUENCY HOPPING
6.8K
1M
3Y 4A
GND 4Y
X5201
H2A415300001
C5205
C5208 C5204
0.1
6.3V680P
100P
17 18 19 20 21 22 23 1
R5418
0
R5419
0
R5138
10
R5141
10
C5322
0.1
C5405 330P
10
10
C5404 C5406 C5401
0.47 0.47 0.47
R5403 R5404
R5401
C5331 C5330 C5332
5.6K 5.6K 5.6K
220P 220P 220P
W5506
0
C5436
1000P
C5123 C5124
35V470P 35V470P
L5102
L5101
J0JKB0000037
J0JKB0000037
Q5201
SWITCH
Q5202
SWITCH
Q5104
R5151
150K
Q5111
B1BACG000023
R5147 R5123
2.2 +15V REGULATOR
4.7
IC5401
C1BA00000407
2-CH DIGITAL AMP
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
C5414 C5418
0.1 0.1
C5409 C5412 C5415 C5420 C5422
0.1 0.1
0.1
0.1 0.1
C5402
330P R5408
10
R5407 10
C5403
1
3
0.47
L5401
G0C220Z00002
R5402
C5432 C5430 C5431
5.6K
2 4
220P
220P 220P
R5405
R5406
C5437 C5424 22 C5427
22
1000P 0.68 0.68
C5425 C5428
C5117 C5118
0.1 0.1
35V470P 35V470P
C5426 C5429
0 0
L5403
J0JKB0000037
R5112
47K
Q5103,Q5104
B1ABCF000176
FAN ON/OFF SWITCH
R5413 R5313 R5312 R5412
100K 150K 56K 220K
Q5103
C5105 R5111 C5155
10V220 100K 1000P
D5126
B0ACCK000005
Q5101
SA-AK640E/E
23 1 2 3 4 5 6 7 8 9
R5519
0
R5520 0
R5140
R5522
10
39K
C5514
0.1
R5523
1.2K
C5509 C5512
0.1 0.1
C5505 330P
C5502
330P
W5505
0
C5506 C5504 C5501 C5503
0.47 0.47 0.47 0.47
L5501
G0C220Z00002
R5504 R5503
R5501 R5502
C5433
5.6K 5.6K 5.6K 5.6K
220P
C5538 C5527
1000P 0.68
R5113
47K
C5434 0.022
C5334 0.022
C5438
0.022
R5513 R5512
330K 270K C5335 0.022
C5435 0.022
R5518
R5317 R5417
10K
10K 10K
R5150
220K
IC5501
C1BA00000407
2-CH DIGITAL AMP
10 11 12 13 1
C5515
0.1
1
3
2 4
R5506
R550
22
22
C5528 C552
0.1 0.1
C5529 C552
0 0
C5537
0.022
C5536
0.022
C5343
0.022