Panasonic SA-DK3 Service Manual page 164

SCHEMATIC DIAGRAM-26
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
C810
2200P
R809 C812 C814
10K 470P
C813
R810
56
C811
R803 39K
E I O
R831
47
:AUDIO/FRONT MID SP. DRIVE SIGNAL LINE
:SUB WOOFER/FRONT LOW SP DRIVE SIGNAL LINE
A
R840
10K
R827
4.7K
R833
4.7K
80 79 78 77 76
NC
81
TST0
82
L805
TST1
83
TST2
84
TST3
85
4.9V
VDM
86
6.3V47 2.5V
VRM1
87
2.5V
M IN
88
2.5V
M OUT
89
6.3V47 4.2V
VRM2
90
GNDM
91
560P
VSAL
92
2.3V
L IN
93
2.2V
AVRL
94
4.9V
VDL
95
4.9V
VDR
96
F=36.8MHz
2V
AVRR
97
2.2V
R IN
98
VSAR
99
GNDX
100
C840
330P
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
X801
R832
(36.8MHz)
220
R816
1M
L809
B G F E D C
R811
100K
C893
0.022
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59
IC801
TC9496F-012A
DIGITAL SOUND
CONTROLLER
1.8V
P-P
C822 C834
2200P 2200P
M N O
4.9V
5V
-7.6V
7.8V
7.7V
9.1V
7.7V
14.9V
:SURROUND/ FRONT HIGH SP DRIVE SIGNAL LINE
R841
330
5V
58 57 56 55 54 53 52 51
CKO1
50
0V
CKO0
49
2.5V
FS
48
TP12
47
TP11
46
TP10
45
TP9
44
TP8
43
TP7
42
TP6
41
TP5
40
GND R
39
4.9V
V R
DD 38
NC
37
TP4
36
TP3
35
TP2
34
TP1
33
TP0
32
NC
31
Q204
IMX9T110
ATTENUATOR
-3.8V
0V
5 6
1
C829 C830
3 2 4
-3.8V
2200P 2200P
R823 C239
1.2K 16V10
L810
10 H
5V
P
A
B
C
D
C847
0.022
C848
1
0V
Q