Sharp HT-SB250 (serv.man2) Service Manual ▷ View online
HT-SB250
6 – 9
TO MAIN PWB-A1
CNP604
7
8
9
10
11
12
Figure 6-8: POWER SCHEMATIC DIAGRAM (2/2)
HT-SB250
6 – 10
AMPLIFIER PWB-A3
T
O
MAIN
S
ECTION
T
O
PO
WER
S
ECTION
CNP602
CNP80
3
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 6-9: AMPLIFIER SCHEMATIC DIAGRAM (1/2)
HT-SB250
6 – 11
AUDIO SIGNAL
TO
S
PEAKER
S
Y
S
TEM
7
8
9
10
11
12
Figure 6-10: AMPLIFIER SCHEMATIC DIAGRAM (2/2)
HT-SB250
6 – 12
[4] Charts Of Connecting Wires
3
0
6
P
N
C
3
0
8
P
N
C
1
0
8
P
N
C
H
C-
L
LINE IN 1
LINE IN 2
H
C-
R
OI
D
U
A
POWER PWB-A2
(Bottom Side)
MAIN PWB-A1
(Top Side)
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
12
3
4
11
01
9
8
7
6
5
4
3
2
1
01
9
8
7
6
5
4
3
2
1
2
0
8
P
N
C
AC / DC ADAPTOR
AC POWER SUPPLY CORD
1
2
AC 100 - 240V ~ 50/60Hz
DC IN 12V , 4A
CORE
CYLINDER CORE
(2 x TURN)
9
0
0
1
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
1
1
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
RD
FROM
AMP PWB-A3
CNP901
RF1
RF2
CORE
1
0
8
K
J
2
0
8
K
J
3
0
8
K
J
N
C
S
A-
2
0
6
DC INPUT
R
O
F
M
O
CI
M
L
A
N
R
E
T
X
E
Y
L
N
O
E
CI
V
E
D
4
3
2
1
3
2
1
SWITCH PWB-A4
(Top Side)
1
0
7
P
N
C
6
5
4
3
2
1
6
5
4
3
2
1
1
0
6
P
N
C
2
0
6
P
N
C
6
7
8
9
7
8
9
1
2
3
4
5
2
3
4
5
0
1
1
1
1
1
2
3
4
5
6
Bi701
CN
S
701
4
3
21
4
3
2
1
2-A
0
8
S
N
C
4
3
2
1
3
2
1
BK
BK
BK
RD
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
BK
R
TO
MAIN PWB-A1
CNP602
RD
BK
BK
BK
FROM
POWER PWB-A2
CNP802
0
1
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
1
1
9
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 6-11: WIRING CONNECTION (1/2)
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