Technics RS-DV290EG Service Manual page 89

: POSITIVE VOLTAGE LINE
: NEGATIVE VOLTAGE LINE
B
MAIN CIRCUIT
: AUDIO SIGNAL LINE
L605
R649
10
B
L602
R640
10
C
L606
R650
10
A
L601
R639
10
D
F
E
G
A
B
C
J
D
E
F
G
C
D
H
F
E
37 38 39
SPEAKERS
JK601
HF(6 )
Lch
LF(8 )
JK602
HF(6 )
Rch
LF(8 )
CP601
1 GND
2 GND
3 C OUT
4 C OUT
GND
5
GND
6
GND
7
GND
8
SUR L OUT
9
SUR L OUT
10
11 SUR R OUT
12 SUR R OUT
CP602
1 ECO
2 SH SYNC
3 SA SYNC
4 D.GND
BU5V
5
RS13V
6
+B
7
NC
8
I
W722A
1 S1
S2
2
S3
3
S4
4
W721A
1 S1
2 S2
S3
3
S4
4
AC1
5
CT
6
AC2
7
S7
8
9 FL2
10 FL1
40 41
D
AC IN CIRCUIT
CN601
GND 1
GND 2
C OUT 3
C OUT 4 A
GND 5
GND 6
GND 7
GND 8
SUR L IN 9
SUR L IN B
10
SUR R IN
11
SUR R IN C
12
CN602
ECO 1
R712 2.2K
SH SYNC 2
SA SYNC 3
D.GND 4
Q726
BU5V 5
2SC3940AQSTA
RS13V 6
REGULATOR
+B
7
NC
8
D711
RL1N4003N02
POWER TRANSFORMER
E
(A) CIRCUIT
For [GN] area.
R794A
1
For
R793 A
W722B
1
[EE]
S1
1 A
area. B
S2
2 B
S3
3 C
C
S4
4 D
FP791
D
K5G502AA0002
S1 1
S2 2
S3
3
S4
4
AC1
5
CT
6
FP792
AC2
7 K5G502AA0002
S7
8
FL2 9 R798
FL1 10
W721B
42 43 44
A
L604
R644
10
C
L603
R643
10
B
R795
3.9K
D746
RL1N4003N02
6V 10.7V
R777
6.7V
1K
Q791
2SD2144STA
R773 R774
RELAY DRIVE
18 18
0V
0.7V
T702
L701
F1 T2A
C753
0.01
AC9.4V
Z701
RL702
4 2
3 1
6V
POWER TRANSFORMER
F
(B) CIRCUIT
CN701
T701
CN702
CN711
AC22.6V
CN703
CN704
AC22.6V
CN705
CN706
AC11.7V
CN707
AC11.7V
CN708
CN712
AC
29.2V
AC4.7V
2.2
CN709
CN710
CN713
SA-DV290(EE,GN) MAIN, AC IN, POWER TRANSFORMER(A)&(B) CIRCUIT DIAGRAM
45 46 47
JK603
CENTER(8 )
H
SPEAKERS
R ch
SURROUND(8 )
L ch
G
F
E
JK701
AC IN
230-240V 50Hz [GN]
230 50Hz [EE]
W2/W3
D
W1
C
W1
B
For [EE] area.
W3
For [GN] area.
A
W2
48