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Technics SA-DV250 User Manual

Technics SA-DV250
16 pages
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To MAIN
CIRCUIT
(W721A) on
SCHEMATIC
DIAGRAM
-
7
To MAIN
CIRCUIT
(W722A) on
SCHEMATIC
DIAGRAM
-
7
SCHEMATIC DIAGRAM-8
C
A
D
B
T701
CN701
CN702
CN703
CN704
CN705
CN706
CN707
CN708
CN709
CN710
R793
1
CN601
C652
1000P
C644
1000P
C643
1000P
C651
0.047
C646
0.047
C645
0.047
Rch
Lch
AC IN
JK701
L701
F1 T2A
T702
Z701
C791
1000P
3 1
24
RL702
R794
47K
Q791
2SD2144STA
RELAY DRIVE
D745
MA4051MTA
C753
0.01
C755
1000
Q726
2SC3940AQSTA
REGULATOR
D746
RL1N4003N02
D747
MA4068LTA
C758
0.01
C759
10V47
C754
0.01
D500
MA165TA
W2/W3
W1
CN602
R791
RSFMB50KT-L
JK603
CENTER(8 )
SURROUND(8
)
R646
10
C624
0.1
C634
0.1
R644
10
L604
R645
10
C625
0.1
C633
0.1
R643
10
L603
D
AC IN CIRCUIT
2
1
3
4
5
6
7
8
9
10
11
12
2
1
3
4
5
6
7
8
R777
1K
R774
18
D711
RL1N4003N02
R773
18
R712 2.2K
A
B
C
A
C
B
R795
3.9K
D743
RL1N4003N02
D741
RL1N4003N02
D742
RL1N4003N02
D744
RL1N4003N02
R771
2.2K
D740
MA165TA
POWER TRANSFORMER
(B) CIRCUIT
F
POWER TRANSFORMER
(A) CIRCUIT
E
W722B
W721B
10
2
1
3
4
5
6
7
8
9
CN713
CN712
CN711 W1
W3
W2
2
1
3
4
R772
22K
A
B
C
D
R792
RSFMB50KT-L
SPEAKERS
To MAIN CIRCUIT(CP602)
on SCHEMATIC DIAGRAM
-
7
B
To MAIN CIRCUIT(CP601)
on SCHEMATIC DIAGRAM
-
7
B
B
B
GND
GND
C OUT
C OUT
GND
GND
GND
GND
SUR L IN
SUR L IN
SUR R IN
SUR R IN
ECO
SH SYNC
SA SYNC
D.GND
BU5V
RS13V
+B
NC
S1
S2
S3
S4
AC1
CT
AC2
S7
FL2
FL1
S1
S2
S3
S4
R798
2.2
For [EB] area.
For [EG] area.
230-240V 50Hz [EB]
230V 50Hz [EG]
: POSITIVE VOLTAGE LINE
: NEGATIVE VOLTAGE LINE
0.7V
0V
6V
10.7V6V
6.7V
AC22.6V
AC22.6V
AC11.7V
AC11.7V
AC4.7V
AC
29.2V
AC9.4V

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Technics SA-DV250 Specifications

General IconGeneral
BrandTechnics
ModelSA-DV250
CategoryAmplifier
LanguageEnglish

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