Panasonic SA-DK3 Service Manual page 170

SCHEMATIC DIAGRAM-32
N
POWER AMP CIRCUIT
C
G
R544
56
H
D
P
POWER TRANSFORMER CIRCUIT
Q592
2SC3940AQSTA
REGULATOR
5.7V
CN502
1
2
3
4
C599
5
0.1
6
7
8
9
10
D551-554
11 1D3E
12
:POSITIVE VOLTAGE LINE
:NEGATIVE VOLTAGE LINE
RLY503
6 3 4
5 1 2
R543
56
5.8V
0V
0.7V
Q591
KTC3199GRTA
RELAY DRIVE
12V
R596 R597
6.4V
150 1K
C592
0.01
D594
1D3E
Q594
KRC102MTA
SWITCHING
R593 C595
2.8V
10K 35V4.7
-0.3V
T501
AC23.7V
AC23.7V
R591
RSFMB40KT-L
AC13.6V
A
AC13V
B
AC4.2V
:SUB WOOFER/FRONT LOW SP DRIVE SIGNAL LINE
A
B
CN501
FL1
1
FL2
2
SYNC To
3
GND on SCHEMATIC DIAGRAM-20
4
/ ECO
5
SYS5.8V
6
RLY502
3 1
4 2
W503
A
1
C
To MAIN CIRCUIT(CN703)
2
on SCHEMATIC DIAGRAM-22
B
3
Q
W500 CN500
3 3
2 2
1 1
W2
W1
J
FL CIRCUIT(H602)
AC IN CIRCUIT
T502
F1 5A
L500 JK500
AC IN
(120V 60Hz)