VCD
CLINCH
ORIGIN
LONG AXIS
SH
O
R
T
AXI
S
INSERT
ORIGIN
Pcb Mech
V1.01
M1237
BlankSize - 17625x11150
TAB
NORMAL
SOCKET
SOCKET WITH DIRECTION
NORMAL LARGE
SOCKET UPSIDE DOWN
1
1
Top Assy
M1237V1.01
SEE LAYOUT DOCUMENTATION
V
T
R
V
T
R
RTV
V
T
R
V
T
R
V
T
R
V
T
R
RTV
V
T
R
V
T
R
V
T
R
RTV
GUIDE
ETCH
BAR DOWN
V
T
R
V
T
R
1
3
4
5
6
2
V
T
R
V
T
R
-
+
BAR
D
O
W
N
RTV
RTV
LED+
1
2
3
4
PCB CONN 4 CIR BOTTOM .156
-
+
RTV
BAR DOWN
V
T
R
BAR
D
O
W
N
E
B
C
1
1
2
3
4
PCB CONN 4 CIR BOTTOM .156
BAR DOWN
V
T
R
BAR
D
O
W
N
GUIDE
ETCH
-
+
V
T
R
V
T
R
BAR DOWN
GUIDE
ETCH
BAR
D
O
W
N
E
B
C
1
GND
WHT
RED
TIP
RING
SLEEVE
TIP-SW
SL-SW
RING-SW
7
TIP
RING
SLEEVE
TIP-SW
SL-SW
RING-SW
7
7
7
TI
P
RI
NG
SL
EEVE
T
IP-
SW
SL
-S
W
RI
NG
-S
W
7
FUNCTION
FUNCTION
I/P SELECTOR
MID
TREBLE
POWER
CH-1 I/P 2
CH-1 I/P 1
CH-1 GAIN
BASS
MID
TREBLE
CH-2 GAIN
VOICING SELECT
HEADPHONE
BAL-LINE OUT
BASS
M ASTER
MONI
TOR GAI
N
MONI
TOR I
/P
CH-2 I/P
6435
6405
3601
6827
3662
5610
6405
6434
4529
5621
3672
3709
6860
3903
6405
3414
6872
5629
3414
6827
6871
5616
5616
6434
4726
6788
4726
5989
3640
5989
3903
3538
3425
4453
4453
6827
5610
5635
6434
5621
6405
6554
5960
5635
6435
6827
4719
6434
6787
690
9
6451
4719
3640
6405
4736
3460
5933
3918
3918
3732
4452
4453
4453
4453
4452
3393
3527
3498
4453
4452
3414
5610
691
0
4454
3918
5012
3765
3445
1R
1.
0W
113K
33P
470R
10K0
100K
2U2
63V
475R
10K0
475R
1M
3K
2K
4148
1K0
220P
100N
1K
4007
10K
180K
1K
100P
20K
100N
16V0
330N
100N
1K
3K
10K
4148
18R
1N
1K
1K
100N
4148
10K0
4U7
63V
220P
BAT85
47R
4R7
470R
2K
10K
4R7
20K
BAT85
47K
150R
1/
2W
680P
68N
1U
BAT85
BAT85
22V0
BAT85
2K
100N
10K0
249R
113K
10K0
100K
275V
22N
680P
22N
3K3
100N
100K
1K
20K
2K2
3K
20K
39K
4148
3K
470P
4148
4007
10K
10K
10N
2K
10K
4K7
1.
0W
4U7
63V
220P
4K99
249R
10K
2K
100K
150R
1/
2W
249R
3K3
68N
1M
3K3
75R
1K0
10K
4148
4K99
4K99
150R
47K
10K0
10K
5N6
4148
4148
100K
100K
220N
33N
390R
12K1
1M
27P
10K0
2K87
1K
4148
100R
3K3
680P
3K3
100K
2K
1K
4148
220K
20K
4148
4148
20K0
4K7
100K
3K3
3K3
3K3
680P
3K3
100K
100K
2K
33N
20K0
3K
1K
4K7
1/
2W
3K3
470N
RED
1K5
470N
20K
100N
22N
33P
22N
50V
22U
100K
470P
1N5402
1R
1.0W
50V
22U
2K21
49K9
100N
20K
6 CIR
33N
4U7
63V
39N
100N
100N
100N
NE5532N
220P
4148
4U7
63V
20K
1M
160V
220U
4007
1N
100N
63V
2U2
4N7
2K
150N
MPSA63
RED
47R
6A2
1U
330N
BC550C
4007
2N2
470N
BC550C
BC560C
4007
BAT85
12N
4K12
2K
100N
NE5532N
220P
10K0
4148
470R
NE5532N
100N
10K0
220P
330N
M
C
33079P
BAT85
470U
63V
16V0
4K7
4148
560K
M
C
33078P
VTL5C8
4148
2N5638
100N
BAT85
47K
150R
1/
2W
150R
1/
2W
2K2
5K6
22R 1/
2W
22R 1/
2W
J109
BAT85
10K
100P
RED
4K99
100N
249R
4K99
MPSA63
4U7
63V
1U
{Watts}
MC7815CT
2K21
1K8
160V
10U
620K
620K
1U
1N5402
{Watts}
MC7915CT
1M
1M
470R
MC33078P
10K
3300U
50V
3300U
50V
4007
1K
4K7
63V
4U7
49K9
4U7 63V
4007
4148
M
C
33078P
100N
10K0
2K
100N
1K
100N
1K0
22R 1/
2W
6A2
10K
100N
5.
0W
1K
150R
5K1
150R
1/
2W
BD238
TO126
4K99
100K
1M
4N7
4U7
63V
4U7
63V
150R
1/
2W
1.
0W
4K7
1K
5.
0W
4K12
330N
4148
100N
100N
1K
150K
100N
1K
1K
1K
560K
2K05
100N
BAT85
4148
100P
3K3
3K3
4K12
10U
63V
680P
100N
NE5532N
M
C
33079P
1K
10K0
4148
100K
DPDT PUSH
33N
33N
680P
100K
1K0
4K7
B
50K
B
50K
100N
100N
10K
33N
10K0
1N5402
220U
160V
1000U
35V
22N
NE5532N
BC550C
6A2
63V
470U
M
C
33079P
M
C
33079P
475R0
475R0
4K99
BC560C
BC560C
1U
63V
10K0
MPSA63
RED
BLU
140V
6U8
1000U
35V
275V 22N
1N5402
NE5532N
5.
0W
0R18
6A2
BD237
TO126
MJ2
119
6
Bod
y
250V
4N7
100N
4U7
63V
100N
0R18
5.
0W
RED
100K
5.0W
390R
4U7
63V
100V
4U7
18R
1/
2W
5C
10K
B
50K
B
50K
B
50K
5C
10K
5POS 2S
B
50K
5C
10K
10K
20K
220U
160V
MJ2
119
5
Bod
y
1B
LI
N
10K
8R2
15.W
0R000
2000UH
6/
6
+15V
-15V +15V SG
IG
IG
2/6
IG
IG
3/6
M1237
-15V
SG
+15V
K2
V1.01
AMP-
IN
V1.01
M1237
V1.01
M1237
V1.01
K2
1/6
M1237
4/6
V1.01
M1237 V1.01
V1.01
REGULATORS
MOUNTING
BOARD
V1.01
K2
-15V
5/
6
M1237
V1.
01
AMP-
IN
M1237
M1237
M1237
M1237
SET P22
FOR 4 mV
V1.01
WARNING!
120V DC IS PRESENT
BETWEEN C40 TO GND
DISCHARGE BEFORE
SERVICING.USE10K 1/4 W
ACROSS W24 AND W41
TO DISCHARGE.
R42
R24
X69
C10
X70
X68
R10
X24
R37
R52
X85
X32
C21
X88
R2
R3
X91
R4
R7
R111
R119
D1
R46
C2
C47
R218
D3
X93
R114
R17
R21
C162
X90
R127
X10
X19
C68
D23
C95
C48
X40
R55
R128
R129
X12
D20
R84
C101
R62
R86
C26
D40
R81
C103
C42
D41
X14
R90
R85
R63
X16
X56
X55
X78
R259
X30
R16
X38
R79
R45
D29
R
106
R141
C63
C59
C18
D25
D36
D50
X64
D37
X54
R248
C65
X29
R65
X89
R71
R23
R27
R22
C167
C19
C17
X72
X80
X49
X92
X86
R154
C11
R98
R54
R30
R121
R110
X44
R120
R19
D5
R112
C98
D7
D46
R123
R117
C96
X17
X75
R131
R125
R89
C89
X42
C45
R68
R35
X46
R134
R138
R167
R101
R32
R56
C57
X8
R59
R11
R77
R255
R18
D10
R44
R48
X33
R82
R254
R78
R40
C60
X66
D57
D56
R26
R41
C58
C166
R1
09
R145
R148
C64
R143
R
144
R103
D38
R142
R244
C187
R232
R169
R241
R256
D14
R151
R122
D11
D12
R257
R265
R249
R268
R269
R262
C149
R263
R239
R165
R260
C186
R267
X3
R34
R133
R51
X94
X76
R152
C86
X81
X45
X65
X25
LD5
R116
C22
X4
R12
C72
C124
1-
A
M
P-
SB
C7
X61
X60
X62
C53
C33
R49
C35
W35
XFMR
RED
1-
A
M
P-
SB
D44
R14
X57
X58
X59
C23
R33
R47
C71
R150
W2
TUBE-AG
BLK
W30
BLK
SW
W23
H/P-AG
X87
W20
C159
C127
C82
C83
C76
C75
U13
X22
X48
C1
D31
C13
R76
R5
W29
BRKR
RED
C39
D60
C84
C46
C87
C85
R115
C88
Q1
LD1
W39
XFMR
GRY
R91
D48
TP1
W7
BLU
X77
C73
C94
Q12
D18
X20
C99
C97
X39
X83
X15
X52
Q11
Q14
D34
D19
C61
R83
X21
R137
C25
U5
C24
R38
TP2
D22
P22
U6
X51
C67
X31
R36
C44
C3
U7
D35
C55
D21
R243
X71
W22
W13
D8
R140
U12
U11
D9
X63
Q5
C41
D28
R
107
W8
BLU
R94
R95
R58
R50
R99
R100
W5
AG
BLK
Q18
D24
W19
-BLK
WOOFER
W44
-WHT
MID
R1
W47
C161
LD2
R74
C66
R66
R73
W21
WOOFER
+RED
Q2
C160
X6
F3
C37
U24
R53
R300
C15
R29
R31
F2
C31
D49
U18
R25
W4
CHAS
S
IS
-GND
GRN
R28
R153
U10
R149
C29
C20
D4
W37
RED
BRKR
R43
R264
C154
R113
C74
W33
AC
WHT
W34
BLK
XFMR
W41
BLK
TUBE/AG
D55
D30
X74
U8
X47
C69
X43
R6
R118
C12
R219
C43
R20
R147
D45
R124
C9
R139
R87
X11
R132
R96
Q16
R61
R166
R75
C102
C92
C4
X35
X36
R105
X37
X73
R88
R92
R80
C5
D13
C51 C50
R261
R253
C156
R69
R1
04
R1
02
R108
R39
C27
D39
D51
C16
R234
R246
W16
X-OVER/AG
BLK
R146
C62
W1
0
W4
3
W9
W46
C150
C52
U9
W48
U14
R240
R70
W45
-BLK
TWEETER
D6
R130
W25
+BRN
MID
W15
+YEL
TWEETER
S1
C158
C157
C164
R168
R242
X2
R247
P9
P8
X50
X26
X79
X18
X7
X9
C100
C49
X23
R9
X67
X53
C165
X84
R72
W40
XFMR
RED
D54
W31
BLK
XFMR
W36
YEL
XFMR
W24
RE
D
120V
DC
C40
C28
X5
W3
120VDC
RED
C32
U1
W38
DUMMY
W32
XFMR
GRY
Q10
D53
W12
RED
C56
X13
U3
U2
R67
R57
R64
Q9
Q13
C6
X28
R60
Q19
LD7
LD6
C14
W6
+15VT
WHT
C30
C36
D52
W1
WHT
15VT
U4
R136
D47
Q15
Q4
C34
W26
GRN
C
H
A
SSIS-
GN
D
C70
C90
C54
R93
W4
2
LD4
W14
RED
W18
RED
AMP-OUT
R245
R97
C163
L
R
J9
C8
R202
J2
-
-
-
J1
-
-
-
V1
P1
P5
P6
P7
P3
S3
J6
.
.
Gold
J4
-
-
-
P10
X1
P4
X34
X82
R13
R8
F1
C38
Q1
7
CAUTION!
Replace with same
type and value fuse.
CSA-3 AMP/ 120 V
CE-T1.6 A/230 V
P2
J3
-
-
-
R15
L1
J11
