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16.6. (H) Power Circuit
SCHEMATIC DIAGRAM - 12
POWER CIRCUIT
18
17
16
D5814
B0AACK000004
C5838
R5853
50V2.2
220K
C5240
2200P
C5440
2200P
FAN
1
DC_DET
2
MUTE_H
3
R5445
+15V
4
3.3K
TO
HI_L
5
MAIN
HI_R
CIRCUIT
6
(CN2809)
A_GND
7
ON
LO_L
SCHEMATIC
8
DIAGRAM-8
LO_R
9
10
11
T GND
12
CN5800
B1AAKD000009
5V VOLTAGE REGUALTOR
P_GND
1
D_GND
2
UP GND
3
SUB+B
4
TO
Q5808
CD8V
MAIN
5
CIRCUIT
6
(CN2808)
7
ON
LED9V
8
SCHEMATIC
MOT10V
Q5809
9
DIAGRAM-8
+9V
10
-9V
11
SW 5V
12
CN5801
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: +B SIGNAL LINE
: -B SIGNAL LINE
IC5801
15
14
13
12
11
10
9
8
7
6
5
4
C5801
0.01
C5242
R5250
2200P
68K
C5243
39P
C5442
2200P
C5443
39P
R5450
68K
C5241
39P
C5441
R5249
39P
68K
R5449
68K
Q5812
R5245
R5802
3.3K
22K
Q5814
R5447
D5813
3.3K
B0AACK000004
Q5814
B1AACF000064
HEADPHONE
MUTING SWITCH
FOR
GC ONLY
R5835
R5808
270
270
R5809
R5807
D5802
390
270
B0BA01500003
Q5808
Q5803
B1BACG000023
15V VOLTAGE REGULATOR
Q5804
Q5809
B1BCCG000002
B1BACD000017
CURRENT STABILISER
5V VOLTAGE REGUALTOR
SWITCH
Q5807
Q5806
B1AACF000064
B1GCCFGA0005
10V VOLTAGE REGULATOR
CURRENT LIMITING SWITCH
(SHORT CIRCUIT PROTECTION)
R5824
2.2
Q5803
FOR
C5813
R5822
GN ONLY
C5809
3.3K
25V10
0.01
C5810
R5823
25V100
470
FOR
GC ONLY
R5847
C5814
22
0.01
D5808
B0BA5R600016
R5832
150
: MAIN SIGNAL LINE
IC5801
RSN315H42C-P
POWER HIC
3
2
1
R5857
R5855
R5452
R5252
100K
220K
22K
R5856
R5854
10K
R5451
56K
R5251
150K
C5803
1000P
R5806
C5802
100K
6.3V220
B1BACG000023
10V VOLTAGE REGULATOR
B1BCCG000002
VOLTAGE SUPPLY SWITCH
B1ACCF000063
CURRENT CONTROL SWITCH
R5804
R5805
47K
47K
Q5801
R5810
R5811
2.7K
470
D5801
B0BA9R600002
R5812
C5807
C5808
2.7K
16V10
16V10
Q5805
Q5802
C5805
16V100
R5834
R5816
27
15
R5818
R5817
R5858
R5821
R5820
R5819
8.2
8.2
8.2
8.2
4.7
FOR
GC ONLY
D5804
Q5804
D5805
B0AACK000004
C5811
D5804
0.01
Q5807
D5807
C5812
R5829
D5805, D5807
25V33
330
B0BA9R600002
B0EAKM000117
69
SA-AK330GC / SA-AK330GN
1
L
R
2
CHANNEL
C5445
C5245
3
L
SPEAKER
0.047
0.047
22K
4
R
R5456
R5256
10
JK5951
10
10K
1
+
R
L
2
+
CHANNEL
C5444
C5244
-
3
R
SPEAKER
0.047
0.047
4
-
L
R5255
R5455
10
10
JK5952
Q5813
Q5812-Q5813
B1AACF000064
DC DETECT SWITCH
Q5801
Q5802
Q5805
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
C5804
0.01
FP5833
R5814
400
3.3K
FOR
GC ONLY
R5815
27
8.2
E5800
R5828
Q5806
10K
R5830
1.2K
D5809
HIGH
LOW
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