MAY.2002
BR-1180
CIRCUIT DIAGRAM(MAIN 2/4)
fig.main2-c
GUITAR/BASS
col
d
hot
30dB_gain
MIC 1
col
d
hot
30dB_gain
LINE OUT
R
L
LINE IN
R
L
TO SWITCH BOARD
CN105
MIC 2
TO MAIN BOARD
CN113
L
R
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
+
+
+
+
+
+
+
+
+
R9
1M
JK1
LGR4609-7000
1
2
3
4
L1
NIU
C15
10/16
L3
NIU
R19
33k
R27
1k
JK2
NC3FAH
2
3
1
10
C31
10p
C30
47/16
R22
1k
C39
47/16
R26
47k
JK3
HLJ4306-01-3080
1
2
3
4
7
R25
47k
L2
NIU
C22
10/16
C14
10/16
R28 33k
R65
47k
C66
47/16
R59
47k
R71
1k
R57
1k
JK6
HLJ4306-01-3080
1
2
3
4
7
R56
33k
C58
10p
JK4
NC3FAH
2
3
1
10
L9
NIU
C57
47/16
L8
NIU
C55
10/16
R72
33k
C67
10/16
C16
47/16
C24
47/16
C63
10/16
C52
10/16
R80
220
C75
100/16
R52
1k
C62
10/16
C53
10/16
L7
NIU
R93
220
R66
1k
R51
1k
R67
1k
C84
100/16
L6
NIU
+
-
IC10A
M5216L
2
3
1
C87
150p
C78
150p
C71
47p
R76
22k
R75
4.7k
+
-
IC10B
M5216L
6
5
7
C82
47p
R91
22k
R90
4.7k
C68
10/16
C69
10/16
C76
10/16
C85
10/16
R98
100k
R85
100k
+
-
IC4A
M5218AL
2
3
1
+
-
IC4B
M5218AL
6
5
7
C10
0.1
R8
10k
R53
100k
C19
10/16
R12
10k
C86
10/16
C77
10/16
R95
4.7k
R87
100k
R86
100k
C74
10/16
C88
10/16
+
-
IC11B
M5218AL
6
5
7
C47
10/16
C48
0.1
R16
47k
R68
4.7k
R70
100k
C36
0.1
C33
10/16
C34
0.1
C35
0.1
+
-
IC11A
M5218AL
2
3
1
+
-
IC12A
M5218AL
2
3
1
+
-
IC12B
M5218AL
6
5
7
R97
100k
C72
10/16
R104
4.7k
R103
4.7k
C93
10/16
R29
6.8k(MF)1/2W
R30
6.8k(MF)1/2W
R50
6.8k(MF)1/2W
R55
6.8k(MF)1/2W
Q9
RN1241
1
2
3
R69
100k
C81
10/16
R83
100k
R13
4.7k
C70
10/16
Q10
RN1241
1
2
3
VR1A
EVJC25 50kA L15
11
12
13
VR1B
EVJC25 50kA L15
21
22
23
VR1C
EVJC25 50kA L15
10
20
R258
10k
R257
10k
C29
47/50
C38
47/50
C56
47/50
C65
47/50
+
-
IC11C
M5218AL
8
4
C61
150p
R99
4.7k
C32
150p
C37
150p
R73
4.7k
R14
4.7k
+
-
IC10C
M5216L
8
4
+
-
IC12C
M5218AL
8
4
C60
150p
+
-
IC4C
M5218AL
8
4
R88
330
R54
100k
R100
330
C13
100p
Q1
2SK184GR
2
3
1
C92
47/16
R78 47k
R82 47k
R106
47k
R105 47k
JK5A
YKC21-3282
12
22
11
JK5C
YKC21-3282
10
JK5B
YKC21-3282
32
42
31
L14
NIU
L15
SBT-0260TF
GUITA
R
MI
C
LINE
IN
L
LINE OUT
L
GN
D
GN
D
GN
D
LINE
IN
R
GN
D
GN
D
LINE OUT
R
+9V
+9V
P
HONE R
PHONE L
MUTE
+48V
+48V
CN104
18FE-BT-VK- N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
MI
C
GUITAR
IN
+9V
GND
GND
+9V
MIC
IN
GND
GND
GND
GND
GND
GND
GUITAR
CN103
14FE-ST-VK-N
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
L16
TSL0709_151u F
26
27
Summary of Contents for BOSS BR-1180CD
Page 3: ...3 BR 1180 ...
Page 7: ...7 BR 1180 EXPLODED VIEW 2 fig bunkai 2 f C E F G J I D G C D H C G D P8 CDRW P8 HDD h g j Q ...
Page 21: ...22 MAY 2002 CIRCUIT BOARD MAIN fig_MAIN eps View from components side View from foil side ...
Page 22: ...23 BR 1180 ...
Page 27: ...MAY 2002 BR 1180 CIRCUIT BOARD SW SHEET ASSY fig_ANALOG eps 32 33 ...