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SA-VK81DEE
20.6. (H) Power Supply Circuit
SCHEMATIC DIAGRAM - 24
POWER SUPPLY CIRCUIT
TGND
1
+15V
2
FR_L
3
FR_R
4
TO
AGND
5
MAIN CIRCUIT
AGND
6
(CN2801) ON
LSURR
7
SCHEMATIC
RSURR
DIAGRAM - 14
8
CENTER
9
S_WOOFER
10
DC_DET
11
MUTE_IN
12
B1BACG000036
CP5801
1
2
3
4
+9V
TO
5
-9V
MAIN CIRCUIT
6
(CN2802) ON
DGND
7
SCHEMATIC
8V
8
DIAGRAM - 14
SW5V
9
FAN
10
LED9V
11
MO10V
12
CP5802
25
23
22
26
24
C5400
820P
C5300
C5500
820P
820P
R5300
R5601
2.7K
R5500
15K
R5400
R5600
15K
15K
R5302
15K
Q5806
Q5807, 5808
B1ACCF000063
REGULATOR
REGULATOR
Q5805
Q5804
B1BAAJ000003
B1BCCG000021
REGULATOR
REGULATOR
D5807
D5808
D5807,5808
B0EAKM000117
D5814
D5815
B0AACK000004
B0AACK000004
D5809
B0AACK000004
C5807
R5816
50V2.2
100K
: +B SIGNAL LINE
: -B SIGNAL LINE
IC5801
RSN309W44B
POWER HIC
21
20
19
18
17
16
15
14
5801 5802
5803
R5602
56K
C5601
15P
R5502
56K
C5501
15P
R5402
56K
C5401
15P
R5301
56K
C5301
15P
4.7K
Q5806
R5825
47K
R5824
R5827
5.6K
20K
Q5805
D5818
D5817
D5816
B0BA01900035
R5823
R5844
8.2K
330
R5822
47K
C5853
R5821
2.7K
0.01
Q5804
IC5802
C5BA00000113
VOLTAGE REGULATOR
12 11 10
9
8
6
5
7
CP5804
TO
POWER CIRCUIT
(CN5809) ON
SCHEMATIC
DIAGRAM - 27
102
: MAIN SIGNAL LINE
13
12
11
10
9
8
7
5804
C5803
0.01
D5801,5802
B0JAPG000019
R5803
680
R5828
4.7
C5821
0.01
R5829
22K
C5806
16V220
D5819
R5831
B0AACK000004
22K
Q5807
R5830
10K
Q5810
R5832
D5820
B0AACK000004
3.3K
Q5808
R5834
10K
R5835
Q5809
10K
R5833
D5817
Q5809
10K
B0BA01700031
B1ACCL000012
D5818
SWITCH
B0BA01200046
Q5810
B1ACCL000010
C5820
R5820
0.01
SWITCH
4.7
IC5802
1
2
3
4
5
6
C5811
C5812
50V47
50V47
4
2
1
12 11 10
9
8
3
7
CP5803
TO
POWER CIRCUIT
(CN5808) ON
SCHEMATIC
DIAGRAM - 27
6
5
4
3
2
1
R5805
10K
R5838
10K
Q5811
R5837
100
R5839
R5840
4.7K
39K
R5836
33K
R5841
C5822
0.01
56K
Q5811
B1AACF000089
SWITCH
7
8
9
10
11
12
C5808
25V330
6
5
4
2
1
3
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