Panasonic SA-DT310E Service Manual page 40

SCHEMATIC DIAGRAM-6
D
MAIN(DIGITAL AMP) CIRCUIT
:POSITIVE VOLTAGE LINE
IC1001
C0ZBZ0000728
DIGITAL AMPLIFIER(FL/ SL)
DVss
1
2 GND
C1053
1 12.9V
3 GREG
3V
4
M / OTW
3V
5 / SD CD
N
3V
6 / SD AB
3.2V
DP
7
H
0V
DM
G 8
R1073
100
0V
/ RESET CD
I 9
3.2V
10 CM
0V
11 CP
12
DREG RTN
13 M3
R1061
0
3V
14 M2
M1
15
R1081
100
3V
DREG
16
0V
BP
17
3.2V
18 BM
R1071
1K 0V
19 / RESET AB
E
0V
20 AM
A
0V
21 AP
B
GND
22
DVss
23
C1171
0.1
DVss
24
3V
25 DV
C1061
1 12.9V
26 GREG
27 GND
28 DVss
Q1502
UN5212TX
MUTING
0V
0V
13 14
:AUDIO SIGNAL LINE :SURROUND SP. SIGNAL LINE
DVss
56
26.5V
GV 55
DD
12.2V
BST D 54
30V
PV DD D 53
30V
PV DD D 52
3.3V
OUT D 51
L1003
10 H
3.3V
OUT D
50
PVss
49
PVss
48
L1013
10 H
3.4V
OUT C 47
3.4V
OUT C 46
30V
PV DD C 45
30V
PV DD C 44
12.2V
BST C 43
12.2V
BST B
42
30V
PV B
DD 41
30V
PV B
DD 40
3.6V
OUT B 39
L1001
10 H
3.6V
OUT B 38
PVss 37
PVss 36
L1011
10 H
3.6V
OUT A
35
3.6V
OUT A
34
30V
PV A
DD 33
30V
PV A 32
DD DD
12.1V
BST A 31
26.5V
GV DD 30
DVss 29
G E
15 16 17
1
2
C1054
1 13.1V
3
3V
4
3V
5
3V
6
3.2V
A K
7
0V
J 8
R1074
100
0V
L 9
3.2V
B 10
0V
11
12
13
R1062
0
3V
14
15
R1082
100
3V
16
3.2V
17
0V
18
R1072
1K 0V
19
C F
3.2V
20
D
0V
21
C
22
D
23
Q1501
C1172
0.1
UN5212TX
24
MUTING
0V
0V 3V
25
C1062
1 13V
26
27
28
F
18 19 20
IC1002
C0ZBZ0000728
DIGITAL AMPLIFIER(FR/ SR)
DVss DVss
56
26.5V
REG GND GV 55
DD
0V
GREG BST D 54
30V
PV DD D 53
/ OTW
30V
/ SD CD PV DD D 52
0V
/ SD AB OUT D 51
L1004
10 H
0V
DP OUT D
50
DM PVss
49
/ RESET CD PVss
48
L1014
10 H
0V
CM OUT C 47
0V
CP OUT C 46
30V
PV DD C 45
DREG RTN
30V
M3 PV DD C 44
12.4V
M2 BST C 43
12.4V
M1 BST B
42
30V
DREG PV B
DD 41
30V
BP PV B
DD 40
0.1V
BM OUT B 39
L1002
10 H
0.1V
/ RESET AB OUT B 38
AM PVss 37
AP PVss 36
L1012
10 H
12.1V
GND OUT A
35
12.1V
DVss OUT A
34
30V
DVss PV A
DD 33
30V
DV PV A 32
DD DD
12.3V
GREG BST A 31
26.5V
GND GV DD 30
DVss DVss 29
30V
26.5V
SA-DT310(E,EB,EG,EE) MAIN(DIGITAL AMP) CIRCUIT DIAGRAM
21 22 23
E
F
G
H
24