Power Supply - Panasonic SA-VK81DEE Service Manual

SA-VK81DEE
SCHEMATIC DIAGRAM - 14
MAIN CIRCUIT
8 7
IC2812
KIA4558FEL
DUAL OP-AMP IC
1 2
C2604
1000P
R2603
33K
R5652
0
Q2820
B1ABEB000001
MUTING SWITCH
R2222 R2225
47 47
R2223 R2224
47 47
C2216
1000P
R2162
C2873 C2118
0.01 0 1000P
R2124 R2126
47 47
C2117
R2123 R2125
16V47
47 47
: +B SIGNAL LINE
: -B SIGNAL LINE
6 5
3 4
C2605
100P
C2606 R2604
50V10 1K
R2508
56K
R2885
1K
R2337
R2261 R2226
0 0
4.7K
R2229
1K
6
1
R2129
1K
5 2
4 3
Q2821
R2127
4.7K
R2643
0
Q2821
B1GFGCAA0001
MUTING SWITCH
: MAIN SIGNAL LINE
-9V
+9V
Q2822
R2877 R2864
56K
2.2K
MUTEA
C2864
R2876
50V22
56K
Q2823
R2882
R2879
0
56K
MUTE_C
C2865
50V4.7
R2878
56K
Q2822 - 2824
B1GCCFGA0005
MUTING SWITCH
Q2824
R2884
R2865
56K
0
HP_MUTE
R2883
C2867
56K
50V4.7
R2644 R2227
0 10
HPR
HPL
R2128
+9V
10
92
+9V
R2220
68
+15V
FR_L
FR_R
R2996 1K
R2324 0
R2412 0
R2523 1K
R2612 0 SUBWOOFER
R2613 0
DCDET
MUTE_H
SUB+B
+9V
-9V
DIGITAL_GND
D5859
B0AACK000004
CD8V
SW5V
FAN
LED9V
MOT10V
1
+15V
2
FRL
3
FRR
4
TO
AGND
5

POWER SUPPLY

AGND
6 CIRCUIT
LSURR
(CP5801) ON
7
RSURR
SCHEMATIC
8
CENTER
DIAGRAM - 24
9
10
DCDET
11
MUTE_H
12
CN2801
TO
SUB+BGND
3 POWER CIRCUIT
(W5810) ON
2
SUB+B
SCHEMATIC
1
DIAGRAM - 27
CN2814
1
2
3
4
TO
+9V
5
POWER SUPPLY
-9V
6
CIRCUIT
(CP5802) ON
7
+8V
SCHEMATIC
8
SW5V
DIAGRAM - 24
9
FAN
10
LED9V
11
MOT10V
12
CN2802