ES 250 PW EuP - JBL Audio Service Manual (repair manual). Page 11

Read JBL ES 250 PW EuP Service Manual online

1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
CX1
0
.4
7
/2
5
0
V
X
2
ZNR1
TVR10471
TH1
SCK048
4
2
3
1
LF1
YCILF1810PD
CX2
0
.3
3
/2
5
0
V
X
2
1
3
2
CN1
CON3.96-3P2C
F1
3.15A/250V
V+
1
A
C
2
A
C
3
V-
4
BR1
GBU6G
+
C1
4
7
0
u
F
/2
0
0
V
+
C4
4
7
0
u
F
/2
0
0
V
R1
510K
R4
510K
R5
2M
R8
2M
R7
510K
R9
510K
1
2
J2
4
2
3
1
LF2
YCILF1810PD
CY1
101/Y1
CY2
101/Y1
AC1
AC2
AC2A
+
C21
2
2
0
u
F
/1
0
0
V
+
C26
2
2
0
u
F
/1
0
0
V
+VH1
-VH1
1
2
3
CN4
CON3.96-3
R33
43K
R35
43K
D13
ES1D
D15
ES1D
+
C32
220uF/50V
+
C36
220uF/50V
C29
104
C33
104
Vin
1
G
N
D
2
Vout
3
Vout
4
U4
7815
Vin
2
Out
3
G
N
D
1
Out
4
U5
7915
+
C30
100uF/50V
+
C34
100uF/50V
1
2
3
4
CN6
CON2.5-4
SGND3
+15V
-15V
S
o
ft
S
1
F
B
2
C
S
3
D
4
D
5
N
C
6
V
C
C
7
G
N
D
8
U1
ICE3B0365J
R3
1
8
0
K
/0
.5
W
D2
F
R
1
0
7
C2
2
2
2
/1
K
V
R11
100
+
C8
22uF/50V
C9
104
1
2
ZD1
24V
D3
1N4148
C15
102
R20
2
.2
/0
.5
W
C13
105
1
2
4
3
U2
K1010
1
2
3
IC1
TL432
R16
2.2K
R15
470
R22
10K/1%
C14
105
R19
6.8K
C11 102
SGND
1
2
D1
SB160
R2
NC/10
R6
NC/10
C3
NC/103
+
C5
470uF/16V
L1 6uH
+
C6
220uF/16V
C7
104
R10
510R
1
D4
1N4148
B
C
E
Q2
MMBT4401
1
2
ZD2
13V
R14
470
SGND
R21
2
3
K
7
+
C10
47uF/25V
6VSB/1A
CY4
102/Y1
PGND
SGND
PS/ON
PGND
G
D
S
Q7
FTA15N50C
G
D
S
Q6
FTA15N50C
LO
HO
1
2
C28
105/250V
DC320V
R39
75/0.25W
1
2
D11
1N4148
R31
75
1
2
D14
1N4148
C20
104/100V
C25
104/100V
C31
104
C35
104
1
2
3
4
5
6
CN3
CON2.0-6
HO
LO
12VP
1
2
3
Q1
MMBT4403
R18
5.1K
R13
10K
12VP
R28
20
R29
20
C18
104
R26
10K
R30
7.5K
+
C19
1
0
u
F
/5
0
V
1
2
J16
C16
104
3
2
1
Q4
2N3904
1
2
3
Q3
2N3906
R17
1
0
K
R12
0
R25
0
D5
1N4148
1
2
J9
1
2
J10
SGND1
SGND3
SGND
1
2
J6
1
2
J7
PGND
PGND
R34
43K
R36
43K
AC2A
D8
SFA804G
D10
SFA804G
1
2
D9
SFA804G
D12
SFA804G
+
C22
1000uF/100V
1
2
+
C27
1000uF/100V
PGND
PGND
B
C
E
MMBT3904
Q5
3904
R27
20K
R24
30K
C17
104
1
2
4
3
U3
K1010
SGND
D7
1
N
4
1
4
8
R23
470
R38
10K
R40
10K
PGND
6VSB/1A
C12
102
1
D6
SF16
PGND
VS
VS
1
2
J11
SGND1
1
2
J12
1
2 J3
SGND3
CY3
102/Y1
R37
100/1W
C24
471/1KV
R32
56R
C23
221/1KV
1
2
L5
NC/4.7uH
1
2
L6
NC/4.7uH
1
2
3
4
CN2
CON2.54-4
-6VSB/0.1A
D16
SB160
+
C39
220uF/16V
SGND
-6VSB
2
3
1
4
CT1
UU-9.8
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PS/ON
1
2
ZD3
6.8V
+
C37
2
2
0
u
F
/1
6
V
R41
470
C38
104
-6VSB
-6VSB/0.1A
DC320V
8
9
3
5
6
10
3
1
T1
EE-16
3
2
1
Q8 MMBT4403
R5A
2M
R5B
2M
+62V
-62V
24V
4
7
11
10
9
12
15
14
13
14
T2
ERL-35H
+
C40
220uF/50V
+
C42
100uF/50V
C41
104
R42
NC/15K
D17
ES1D
1
2
L7
4.7uH
1
2
J13
SGND
1
2
J5
1
2
J14
NC/0R
BD1
0R
BD2
R43
22
R44
22
C43
33P/1KV
C44
33P/1KV
3
4
1
2
L2
160UH
SGND1
SGND1
SGND1
1
2
J8
R45N
C
/4
7
R
C
4
5
N
C
/2
2
1
/1
K
V
EMC對策
BR1 PIN1&4加磁環  
Q6&Q7 PIN G&S加磁環
D8 D9 D10 D12 PIN加磁環
F1=115V:T6.3AL/250V
F1=230V:T3.15AL/250V
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POWER SUPPLY SCHEMATIC
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