19.5. (E) Power Circuit
SCHEMATIC DIAGRAM - 8
: +B SIGNAL LINE
POWER CIRCUIT
: +B SIGNAL LINE
SA-AK250GCP 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
1/2
2/2
G1
G2
Q5201
Q5202
R5204
F_HOP1
R5522
C5319
D5126
R5150
R5113
Q5104
R5313
R5413
Q5103
R5111
C5105
C5155
R5317
C5321
C5327
L5101
L5102
C5124
C5123
R5308
R5138
R5139
C5323
C5333
C5320
C5322
C5330
C5332
C5331
R5307
R5306
C5328
C5329
C5309
C5308
C5303
R5302
R5303
C5304
R5153
R5148
R5174
C5121
R5146
Q5173
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
C5305
R5304
C5336
C5306
C5702
0.47
C5703
0.47
C5324
R5305
C5326
C5325
L5301
R5312
R5412
B0ACCK000005
J0JKB0000037
J0JKB0000037
G0B185LA0002
+VCC2
-VCC2
DC_DET
AGND
AGND
FAN
AGND
AGND
AGND
R_CH
MUTE_F
MODE
AGND
AGND
+5V
+5V
PCONT
L_CH
AGND
AGND
AGND
CD3.3V
F_HOP1
F_HOP2
1M
220K
150K
100K
100K
560K
R5112 560K
10V220u
1000P
10K
0.1u
0.47u
10
10
10
0.1u
220P
1
0.1u
220P
220P
220P
10
22
0.1u
0
0.1u
0.1u
1
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
1
1
0.1u
330P
5.6K
1000P
0.47u
R5234
120K
R5230
120K
R5233
82K
R5231
120K
R5232
27K
C5230
0.1
0.47u
22
0
0.1u
C5427
0.47
56K
220K
35V1000
35V1000
RCH
LCH
(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
2
4
3
1
Q5154
2SB0709AHL
PCONT SWITCH
Q5173
B1ABCF000176
SWITCH
Q5153
B1ABCF000176
MODE SWITCH
IC5301
C1BA00000487
2-CH DIGITAL AMP
Q5103,Q5104
B1ABCF000176
FAN ON/OFF SWITCH
QR5230,QR5232
B1GDCFGG0026
SWITCH
QR5231,QR5233
B1ABGC000005
SWITCH
D5153
D5153-D5156
B0JAME000119
D5155
D5154
D5156
QR5230
QR5232
QR5233
QR5231
IC5201
5
6
4
1
2
3
9
11
13
14
12
10
7
8
1A
1Y
2A
2Y
3A
3Y
GND
VCC
1Y
2A
2Y
3A
3Y
GND
IC5201
C0JBAB000011
LOGIC IC
C5701
6.3V100
10
R5201
1K
R5203
10K
R5202
100K
Q5201
B1ABCF000176
FREQUENCY HOPPING
SWITCH
Q5202
B1ADCF000176
FREQUENCY HOPPING
SWITCH
100K
C5203
100P
C5202
100P
AGND
R5205
100K
R5206
1M
R5207
6.8K
C5204
100P
R5210
120
C5205
0.1
C5210 18P
AGND
C5201
470P
C5208
6.3V220
+5V
0.015u
W756
X5201
H2A415300001
X5202
H2A375300003
C5429
0
R5209
C5312
: MAIN SIGNAL LINE
0
0
W681
W680
W679
W751
W690
W682
W748
W750
W757
W712
0
0
0
0
0
0
0
0
0
SA-AK250GCP
72
Содержание SA-AK250GCP
Страница 8: ...8 SA AK250GCP ...
Страница 12: ...7 Operating Procedures 7 1 Main Unit Key Buttons Operations 12 SA AK250GCP ...
Страница 13: ...7 2 Remote Control Key Buttons Operations 13 SA AK250GCP ...
Страница 15: ...With reference to page 15 of the operating instruction manual 15 SA AK250GCP ...
Страница 17: ...17 SA AK250GCP ...
Страница 20: ...20 SA AK250GCP ...
Страница 22: ...9 4 2 Error Code Table For CD Changer Block 22 SA AK250GCP ...
Страница 23: ...23 SA AK250GCP ...
Страница 24: ...24 SA AK250GCP ...
Страница 28: ...10 3 Main Parts Location 28 SA AK250GCP ...
Страница 37: ...10 16 1 Replacement of Pinch Roller and Head Block 37 SA AK250GCP ...
Страница 38: ...10 16 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 38 SA AK250GCP ...
Страница 41: ...Note Follow 10 18 Disassembly of cassette lid Step1 to Step 3 Remove the cassette tape 41 SA AK250GCP ...
Страница 44: ...12 4 Checking and Repairing of Power P C B 44 SA AK250GCP ...
Страница 46: ...46 SA AK250GCP ...
Страница 50: ...15 3 Main P C B 50 SA AK250GCP ...
Страница 51: ...15 4 Panel P C B Transformer P C B 15 5 Power P C B 51 SA AK250GCP ...
Страница 52: ...15 6 Waveform Chart 52 SA AK250GCP ...
Страница 54: ...54 SA AK250GCP ...
Страница 62: ...SA AK250GCP 62 ...
Страница 64: ...64 SA AK250GCP ...
Страница 76: ...SA AK250GCP 76 ...
Страница 84: ...SA AK250GCP 84 ...
Страница 89: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK250GCP 89 ...
Страница 90: ...SA AK250GCP 90 ...
Страница 91: ...23 2 Deck Mechanism Parts Location RAA4403 S SA AK250GCP 91 ...
Страница 92: ...23 3 Packaging SA AK250GCP 92 ...