G) Power Circuit - Panasonic SA-VK31EE Service Manual

16.6. (G) Power Circuit

SCHEMATIC DIAGRAM - 16
POWER CIRCUIT
RSN315H42B-P
FAN
1
DC_DET
2
MUTE_H
3
+15V
4
HI_L
TO
5
MAIN CIRCUIT
HI_R
6
(CN2900) ON
AGND
7
SCHEMATIC
LO_L
DIAGRAM - 4
8
LO_R
9
10
11
TGND
12
CN5800
PGND
1
DGND
2
PGND
3
SUB+B
4
TO CD+8V
5
MAIN CIRCUIT
6
(CN2901) ON
SCHEMATIC 7
LED9V
DIAGRAM - 4
8
MOTOR10V
9
+9V
10
-9V
11
SW5V
12
CN5801
: +B SIGNAL LINE
: -B SIGNAL LINE
IC5801
POWER HIC
18 17 16 15
C5242
820P
C5442
820P
C5240
820P
C5440
820P
B1AAGC000007
B1BCCG000021
VOLTAGE SUPPLY SWITCH
Q5808
B1BACD000017
REGULATOR
: MAIN SIGNAL LINE
IC5801
14 13 12 11 10 9 8 7
R5250
68K
C5243
15P
R5450
68K
C5443
15P
R5249
68K
C5241
15P
R5449
68K
C5801
0.01
C5441
15P
Q5814
Q5814
MUTING SWITCH
Q5802
D5802
B0BA01500003
R5824
22
C5813
25V10
C5814
0.01
R5831
2.2K
R5832
150
D5808
B0BA5R600016
67
6 5 4 3 2 1
R5252
R5451 R5251
56K 150K 100K
Q5812, 5813
B1AAGC000007
DC DETECT SWITCH
R5804 Q5812
47K
R5805
47K
R5811 R5810
560 2.7K
R5812
2.7K
Q5802
Q5805
C5806
R5813 B1ACCF000063
0.01
3.3K
CURRENT CONTROL
SWITCH
Q5803
B1BACG000009
REGULATOR
C5809 R5822
0.01 R5823 3.3K
470
C5810
25V100
B0BA01500003
D5805
B0EAKM000125
SA-VK31EE
L5201, 5202,
5401, 5402
G0AR76Y00001
R5453
10
L5401
R5253
10
L5201
R5254
10
L5202
R5454
10
R5452
L5402
220K
C5802
R5806
16V470 100K
Q5813
D5801
B0BA9R600002
C5805
16V100
D5803
D5804
B0AACK000004