Power Supply - Panasonic SA-VK81DEE Service Manual

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SCHEMATIC DIAGRAM - 25
POWER SUPPLY CIRCUIT
Q5812
B1AACF000089
Q5812
SWITCH
R5842
100
R5843
100K
C5823
50V2.2
D5821
B0AACK000004
B1AACF000089
Q5801,5802
B1AACF000089
DCDET SWITCH
D5810
B0AACK000004
Q5801
Q5802
R5804
C5824
6.3V470
D5861
D5860
D5860, 5861
B0AACK000004
Q5814
B1GCCFJJ0015

POWER SUPPLY

R5807
2.2
R5887
2.2
R5808
2.2
R5819
2.2
: +B SIGNAL LINE
: -B SIGNAL LINE
Q5803
B1AAGC000007
MUTING SWITCH
R5817
22K
Q5803
D5803 - 5806
B0BA01900005
D5803
D5805
Q5813
D5806
D5804
DCDET SWITCH
R5814
R5813
47K
47K
Q5813
39K
R5806
100K
Q5814
2 1
15 14 13 12 11 10
W5811
H5801/
W5801
TO
MAIN CIRCUIT
(CN2816) ON
SCHEMATIC
DIAGRAM - 15
: MAIN SIGNAL LINE
9
8
7
6
5
4
3
2
1
CN5802
TO
TO
POWER CIRCUIT
POWER AMP CIRCUIT
(CN5810) ON
(W5808) ON
SCHEMATIC
SCHEMATIC
DIAGRAM - 27
DIAGRAM - 26
103
FR_L
1
FR_R
2
SUB_W
3
IN_GND
4
AGND_OUT
5
-VD
TO
6
+VD
POWER AMP
7
+AC_IN
CIRCUIT
8
(H5802/W5802) ON
P_GND
9
SCHEMATIC
10
DIAGRAM - 26
-VccH
11
12
-VccL
13
+VccL
14
+VccH
15
CN5811
C5819
0.18
C5805
1000P
E5801
SNE1004-2
2 1
2 1
CN5801
TO
TACT SWITCH CIRCUIT
(H6801) ON
SCHEMATIC
DIAGRAM - 18
SA-VK81DEE

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