19.5. (E) Power Circuit
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE
POWER CIRCUIT
: -B SIGNAL LINE
SA-AK450PL POWER CIRCUIT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
D
E
F
H
G
C
A
B
C
D
E
F
G
H
IC5201
C0JBAB000011
LOGIC
Q5201
B1ABCF000176
FREQUENCY HOPPING
SWITCH
Q5202
B1ADCF000063
FREQUENCY HOPPING
SWITCH
1/2
2/2
G1
G2
R5523
R5524
R5522
C5319
D5126
R5150
R5113
Q5104
R5313
R5413
Q5103
R5111
C5105
C5155
R5317
C5321
C5327
L5101
L5102
C5124
C5123
C5123
R5308
R5138
R5139
C5323
C5333
C5320
C5322
C5330
C5332
C5331
R5307
R5306
R5514
C5328
C5329
C5309
C5308
C5312
C5303
R5302
R5303C5304
R5153
R5148
R5174
C5121
R5146
Q5173
Q5153
R5154
C5337
R5301
R5173
R5149
GND1
C5310
C5311
C5313
R5521
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
C5302
C5301
C5316
C5318
C5317
C5315
C5314
X5201
R5206
C5204
C5208
R5209
R5207
Q5202
Q5201
C5305
C5210
R5304
C5336
C5306
C5701
R5203
R5201
R5204
C5202
X5202
X5202
R5205
C5203
C5201
R5202
C5324
R5305
C5326
R5210
C5205
C5325
IC5201
L5301
C5430
L5403
C5422
C5415
C5425
R5405
C5426
C5424
C5414
C5412
C5420
C5427
C5421
C5428
C5429
R5406
L5401
C5418
C5417
C5413
C5416
C5419
C5117
R5407
C5431
R5140
R5141
R5312
R5412
R5417
C5118
C5118
L5402
C5433
R5408
C5432
C5423
C5410
C5411
C5437
R5402
R5401
C5436
R5403
R5404
R5419
0
C5409
C5408
C5403
C5402
C5405
C5404
C5401
C5406
B0ACCK000005
J0JKB0000037
J0JKB0000037
G0C220Z00002
G0C220Z00002
J0JKB0000037
J0JKB0000037
+VCC2
-VCC2
DC_DET
LOW_R
AGND
FAN
AGND
AGND
AGND
HI_R
MUTE_F
MODE
AGND
AGND
+5V
+5V
PCONT
+5V
AGND
LO_R
F_HOP
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
LO_L
HI_L
AGND
AGND
1M
1M
1M
0.015u
220K
150K
100K
100K
390K
R5112 390K
10V220u
1000P
10K
0.1u
0.47u
10
10
10
0.1u
220P
0.1u
0.1u
220P
220P
220P
10
22
0
0.1u
0
0.1u
0.1u
0.1u
0.47u
5.6K
5.6K 0.47u
1K
0
47u
1K
100
100
1000P
5.6K
1K
1K
0.1u
220P
0.015u
1M
330P
0.47u
0.47u
0.1u
0.1u
0.1u
0.1u
H2A415300001
H2A375300003
1M
100P
6.3V220u
10
6.8K
330P
47P
5.6K
1000P
0.47u
100
10K
1K
100K
100P
100K
100P
470P
100K
0.47u
22
0
0
0.1u
0.1u
220P
0.1u
0.1u
0.1u
22
0
0.47u
0.1u
0.1u
0.1u
0.47u
0.1u
0.1u
0
22
0.1u
0.1u
0.015u
0.47u
0.015u
35V470
10
220P 220P
10
10
56K
220K
10K
35V470
220P
10
0.1u
0.1u
220P
1000P
5.6K
5.6K
1000P
5.6K
5.6K
0.1u
0.1u
0.47u
330P
330P
0.47u
0.47u
0.47u
35V470
35V470
(O/P_GND)
(I/P_GND)
LL-
RH+
RL+
LH-
(O/P_R_GND)
(O/P_GND)
(O/P_L_GND)
(I/P_GND)
(I/P_GND)
OUT1
MODE
VSSD
OUT2
SGND
BOOT1
VDDP1
VSSP2
STABI
VSSA1
IN2+
IN2-
VDDA1
BOOT2
VDDP2
VSSP1
IN1-
OSC
IN1+
VDDA1
PROT
SGND
VSSA1
5
6
4
1
2
3
9
11
13
14
12
10
7
8
2
4
3
1
2
4
3
1
Q5154
2SB0709AHL
PCONT SWITCH
Q5173
B1ABCF000176
SWITCH
Q5153
B1ABCF000176
MODE SWITCH
IC5301
C1AA00000487
2-CH DIGITAL AMP
IC5401
C1AA00000487
2-CH DIGITAL AMP
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OUT1
MODE
VSSD
OUT2
SGND
BOOT1
VDDP1
VSSP2
STABI
VSSA2
IN2+
IN2-
VDDA2
BOOT2
VDDP2
VSSP1
IN1-
OSC
IN1+
VDDA2
PROT
SGND
VSSA2
Q5103,Q5104
B1ABCF000176
FAN ON/OFF SWITCH
D5153
D5153-D5156
B0JAME000119
D5155
D5154
D5160
D5158
D5157
D5157-D5160
B0JAME000119
D5156
1A
1Y
2A
2Y
3A
3Y
GND
VCC
6A
6Y
5A
5Y
4A
4Y
D5159
: MAIN SIGNAL LINE
W679
0
W680
0
W681
0
W690
0
W682
0
W748
0
W751
0
W712
0
SA-AK450PL
72
Содержание SA-AK450PL
Страница 8: ...8 SA AK450PL ...
Страница 11: ...6 Accessories Remote Control FM Antenna Wire AC Cord AM Loop Antenna 11 SA AK450PL ...
Страница 12: ...7 Operating Instructions Procedures 7 1 Main Unit Key Buttons Operations 12 SA AK450PL ...
Страница 13: ...7 2 Remote Control Key Buttons Operations 13 SA AK450PL ...
Страница 26: ...10 3 Main Parts Location 26 SA AK450PL ...
Страница 38: ...10 17 1 Replacement of Pinch Roller and Head Block 38 SA AK450PL ...
Страница 39: ...10 17 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 39 SA AK450PL ...
Страница 45: ...12 4 Checking and Repairing of Power P C B 45 SA AK450PL ...
Страница 47: ...47 SA AK450PL ...
Страница 51: ...15 3 Main P C B 15 4 Panel P C B 51 SA AK450PL ...
Страница 52: ...15 5 Power P C B Transformer P C B 52 SA AK450PL ...
Страница 53: ...15 6 Waveform Chart 53 SA AK450PL ...
Страница 62: ...SA AK450PL 62 ...
Страница 64: ...64 SA AK450PL ...
Страница 84: ...SA AK450PL 84 ...
Страница 89: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK450PL 89 ...
Страница 90: ...SA AK450PL 90 ...
Страница 91: ...23 2 Deck Mechanism Parts Location RAA4403 S SA AK450PL 91 ...
Страница 92: ...23 3 Packaging SA AK450PL 92 ...