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SA-AK630EE
16.7. (H) Power Circuit
SCHEMATIC DIAGRAM - 13
POWER CIRCUIT
18
A_GND
1
SUB
2
GND
TO
3
-VCCM
SUB-POWER
4
CIRCUIT
AC_DET
5
(H5004/W004)
VCC
6
ON
-VCC
7
SCHEMATIC
HOT
DIAGRAM-12
8
COLD
9
D5814
CN5803
C5838
50V2.2
D5814
B0AACK000005
FAN
1
DC_DET
2
MUTE_H
3
+15V
4
TO
HI_L
5
MAIN
HI_R
CIRCUIT
6
(CN2809)
A_GND
7
ON
LO_L
SCHEMATIC
8
DIAGRAM-8
LO_R
9
10
SUBW
11
T GND
12
CN5800
P_GND
1
D_GND
2
UP GND
3
SUB+B
4
TO
CD8V
MAIN
5
CIRCUIT
6
(CN2808)
7
LED9V
ON
8
SCHEMATIC
MOT10V
9
DIAGRAM-8
+9V
10
-9V
11
SW 5V
12
CN5801
: +B SIGNAL LINE
IC5801
17
16
15
14
13
12
11
10
9
8
C5801
0.01
C5242
R5250
2200P
68K
C5243
R5853
39P
C5442
220K
2200P
C5443
39P
C5240
R5450
2200P
68K
C5241
39P
C5440
C5441
R5249
2200P
68K
R5445
R5245
R5802
3.3K
3.3K
22K
Q5814
R5447
D5813
3.3K
B0AACK000005
Q5814
B1ABCE000016
HEADPHONE
MUTING SWITCH
R5808
R5807
R5809
330
330
330
D5820
D5802
B0BC01500006
B0BC01500006
Q5808
Q5803
B1BACD000018
B1BACG000023
15V VOLTAGE REGULATOR
5V VOLTAGE REGUALTOR
Q5804
B1BCCG000002
CURRENT STABILISER
SWITCH
Q5807
B1GDCFGA0018
B1ABCE000016
CURRENT LIMITING SWITCH
(SHORT CIRCUIT PROTECTION)
10V VOLTAGE REGULATOR
R5824
2.2
Q5808
C5813
25V10
R5832
150
R5831
2.2K
R5847
D5808
22
: -B SIGNAL LINE
IC5801
RSN315H42C-P
POWER HIC
7
6
5
4
3
2
1
R5253
10
L5201
L5401
R5453
10
L5678
R5678
10
R5778
10
L5778
R5254
10
L5202
R5454
R5771
R5451
270K
56K
39P
C5803
R5449
1000P
68K
Q5812
R5803
0
R5841
330
R5804
R5805
47K
R5810
R5811
2.7K
470
C5807
R5812
C5808
2.7K
16V10
16V10
Q5805
Q5802
Q5806
R5457
27
R5845
R5844
R5843
Q5803
6.8
6.8
6.8
R5822
C5809
3.3K
0.01
C5810
R5823
D5804
D5805
25V100
470
B0ACCK000005
D5804
D5805, D5807
B0EAKM000117
D5807
D5808
B0BA5R600003
R5829
330
74
: MAIN SIGNAL LINE
L5201,L5202
C5448
G0AR76Y00001
L5401,L5402
G0AR76Y00001
L5678,L5778
G0AR76Y00001
R5857
22K
R5772
22K
L5402
10
Q5813
R5806
C5802
100K
6.3V220
Q5812-Q5813
B1ABCE000016
DC DETECT SWITCH
Q5801
B1BACG000023
10V VOLTAGE REGULATOR
Q5802
B1BCCG000002
VOLTAGE SUPPLY SWITCH
Q5805
B1ACCF000094
CURRENT CONTROL SWITCH
47K
Q5801
D5801
C5804
B0BC01000014
0.01
FP5833
R5814
400
3.3K
C5805
16V100
R5835
R5834
R5816
R5815
18
15
27
27
R5846
R5848
6.8
6.8
Q5804
R5828
C5811
Q5806
0.01
10K
R5830
Q5807
1.2K
C5812
D5809
25V33
B0BC01000014
C5248
E5801
0.01
0.01
+
1
LOW
2
-
RIGHT
CHANNEL
3
+
SPEAKER
HIGH
4
-
JK5851
+
1
HIGH
LEFT
2
-
CHANNEL
3
+
SPEAKER
LOW
-
4
5
+
SUBWOOFER
-
6
JK5852
VCC+
1
2
TO
VCC-
3
TRANSFORMER
4
CIRCUIT
AC GND
(CN5950) ON
5
SCHEMATIC
6
ACIN
DIAGRAM-11
7
SUB+B
8
9
H5950/
W5950
E5800
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