Page 9
4148
LED2
D204 4148
R251
3K3
R248
10K
R
2
4
9
2
M
7
IN-
IN-
IN+
IN+
C
2
1
5
1
0
0
U
/1
6
V
Q202 A1015
Q201
C1815
D214 4148
D210
R
2
1
6
3
3
K
R
2
1
8
4
7
K
R
2
2
0
1
K
R238
10K
R203 390/3W
R204 390/3W
R202
100/2W
R
2
3
1
2
7
K
R
2
1
4
2
7
K
R208
2K2
R206
220K
R239
330K
R232
33K
R225
2K2
R226 27K
R227
270
R230
8K2
R233
10K
R224
22K
R201 100/2W
R223
75K
R229
8K2
R
2
4
3
1
K
R235
10K
R234 10K
U5B
4558
U4A
4558
U5A
4558
U6B
4558
U6A
4558
DW213
5V6
DW208
5V6
C
2
2
0
4
7
1
C208
101
C209
332
C225 471
C210
684
C21
1
334
C213
104
C212
104
IN201.L
IN201.R
C207
101
C219
471
DW21
1
5V6
DW207
5V6
U4B
4558
R205
220K
R207
2K2
R213 27K
R
2
1
9
1
K
R217 47K
R215 33K
D212
4148
D209
4148
WR201
B20K
WR202.AB
B20K
C201
471
SW201 PHASE
U7A
4558
D203 4148
R
2
4
4
1
0
R
2
4
6
1
K
R242
10K
R247 1K
R240
1K
R245
10K
Sw202
U7B
4558
DW205
5V6
R
2
4
1
1
0
K
A
U
T
O
O
F
F
O
N
R52 56K
JK1
C1
1
104
R65
200
R72 470
R77 33K
R63 100K
R66 75
R74 75
R67 200
R59 2K2
R73 2K2
R78 56k
R75
2K2
C59 103
Q21
2N5551
Q18 2N5551
Q15
2N5551
Q19 2N5401
C54 100P
R53 1K5
R55 2K2
Q6
2N5551
D17 IN4001
D16 IN4001
Q14
2N5551
Q5
2SC2073
R4 120\2W
R5 120\2W
D13 4148
Q4 2SA940
Q10
2SA1494
L1
1uH
R6
10/ 2W
Q1
1
2SC3858
R26
0.22\5W
R25
0.22\5W
C49
10u/50V
C55 100u/50V
C60 10u/50V
C6
220u/50V
C7
220u/50V
D
6
IN
4
0
0
1
D
7
IN
4
0
0
1
D
9
IN
4
0
0
1
D
8
IN
4
0
0
1
D5 FS6A10
D2
FS6A10
D3 FS6A10
D4
FS6A10
D
1
IN
4
0
0
1
C19
6800u/63V
C18
6800u/63V
C4
104
C5
104
C3
104
C12
104
C1
10u/16V
+B2
C100
10u/16V
R1
22K
R2 56K
R3 10K
Q2 9014
Q7
9014
Q1 8050
Q8
9015
Q3 A1015
C10
220u/25V
+B1
-B1
+B0
C23
2200U/25V
C20
2200U/25V
C16
104
C17
104
V
in
1
GND
3
+
1
2
V
2
U3
7812
V
in
3
GND
1
-1
2
V
2
U2
7912
C24
220u/16V
C25
220u/16V
+B2
-B2
C2
220u/25V
C15 470u/16V
DW6 5V6
+B0
JK1
C22
104
C21
104
LED1
RG1
3
2
1
U1A
4558
5
6
7
U1B
4558
C9
10u
R1
1
3K9
+B1
-B1
A
U
T
O
S
T
A
N
D
B
Y
14V*2
12V
34V*2
D12
IN4001
R8
12K
R9
2K7
R12 100K
R10
2.2K
D1
1
IN4148
Q9 5551
R13
2K2
(+12V)
R250
2K2
LED1
R7 10K
C8
33u/25V
R224
220K
C13
101
R228
10K
R237
15K
C28
223
R16
4K7
LED3
FUSE
T3.15A
1
2
3
4
SW1
BR1T85
4L2
38mH
4L1
38mH
4C1
0.22U/AC275V
4R1
1M8/0.5W
R17
2.2
R18
2.2
F
1
T
1
A
L
2
5
0
V
F
2
T
6
.3
A
L
2
5
0
V
F
3
T
6
.3
A
L
2
5
0
V
B1
CIRCUITRY PRINCIPLE CHART
Summary of Contents for FSW-108
Page 1: ...FSW 108 SERVICE MANUAL ...
Page 3: ...Chapter 1 Acoustic Page 2 ...
Page 5: ...Page 4 GENERAL CHART Bill of Material ...
Page 6: ...Page 5 Chapter 2 Electronic ...
Page 7: ...Amplifier main set Output Distortion factor ...
Page 11: ...Page 10 AMPLIFIER POWER PROCESS CHART SIGNAL INPUT ...
Page 12: ...Page 12 øÃ 1 000 GENERALASSEMBLY ILLUSTRATION ...
Page 13: ......
Page 14: ...Page 11 PCB BOARD ...
