H) Power Circuit - Panasonic SA-VK91DGCS Service Manual

SA-VK91DGCS / SA-VK91DGCP

21.6. (H) Power Circuit

SCHEMATIC DIAGRAM - 24
POWER CIRCUIT
TGND
1
+15V
2
FR_L
3
FR_R
4
TO AGND
5
MAIN CIRCUIT
AGND
6
(CN2801) ON
LSURR
SCHEMATIC 7
RSURR
DIAGRAM - 14
8
CENTER
9
S_WOOFER
10
DC_DET
11
MUTE_IN
12
B1BACG000036
CP5801
1
2
3
4
+9V
TO
5
MAIN CIRCUIT -9V
6
(CN2802) ON
DGND
7
SCHEMATIC
8V
DIAGRAM - 14 8
SW5V
9
FAN
10
LED9V
11
MO10V
12
CP5802
26 25 24 23 22
C5400 C5600
820P 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
R5602 56K
C5601 15P
R5502 56K
C5501 15P
R5402 56K
C5401 15P
R5301 56K
C5301 15P
3.9K
Q5806
R5825
47K
R5824
R5827
5.6K
20K
Q5805
D5818
D5817
D5816
B0BA01900035
R5823 R5844
8.2K 330
R5822
47K
R5821 C5853
0.01
2.7K
Q5804
IC5802
C5BA00000113
VOLTAGE REGULATOR
12 11 10 9 8 7 6 5
CP5804
TO
SPEAKER CIRCUIT
(CN5809) ON
SCHEMATIC
DIAGRAM - 27
104
: MAIN SIGNAL LINE
13 12 11 10 9 8 7
C5803
0.01
D5801,5802
B0JAPG000019
R5803 680
R5828 4.7
C5821
0.01
R5829
22K
C5806
D5819 16V220
R5831
B0AACK000004
22K
Q5807
R5830
10K Q5810
D5820
R5832
B0AACK000004
3.3K
Q5808
R5834
10K
R5835
Q5809
10K
D5817 R5833
B0BA01700031 Q5809
10K
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 3 2 1 12 11 10 9 8 7
CP5803
TO
SPEAKER CIRCUIT
(CN5808) ON
SCHEMATIC
DIAGRAM - 27
6 5 4 3 2 1
R5805
10K
R5838
10K
Q5811
R5837
100
R5840
R5839
39K 4.7K
R5836
33K
C5822
R5841
56K 0.01
Q5811
KTC3199GRTA
SWITCH
7 8 9 10 11 12
C5808
25V330
6 5 4 3 2 1