Yorkville Sound YS1044 - Manual (Page 7)

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of
Filename:
PCB# Sheet 3 3
Product
Date: Rev: YsType:CSA#
M123V400sch.sch2002
M1237 AMP
Thu Oct 22, 2009 V4.00
K2
of
Filename:
PCB# Sheet 3 3
Product
Date: Rev: YsType:CSA#
M123V400sch.sch2002
M1237 AMP
Thu Oct 22, 2009 V4.00
K2
1/4W
2K
R40
.
5.0W
1K
R92
.
-BLK
W45
5 6 W20:E
3 6 W20:C
1 6 W20:A
R16
1/4W
.
10K
TP2
CURRENT LIMIT
W5
AG
BLK
4.5" 8R 30WPGM
10" 2R 170W
RIBBON CABLE
IN FROM PRE-AMP
1/4W
.
1K
R69
1/4W
75R
R77
.
M
Lin
4541
100R
P22
Q10
5101
BC550C
TO92
6
6 W20:F
2 6 W20:B
4 6 W20:D
1/4W
.
4K99
R64
1/4W
4K12
R80
.
D41
0A2 BAT85
1/4W
4R7
R85
.
Q11
5101
BC550C
TO92
1/4W
4K12
R83
.
R12
1/4W
.
20K
R13
1/4W
. 10K
R18
1/4W
.
10K
R8
1/4W
.
20K
Q14
5102
BC560C
TO92
1/4W
1K
R86
.
Q12
5101
BC550C
TO92
1/4W
150R
R87
.
1/4W
4K99
R44
.
4148
D22
1/4W
18R
R84
.
BD237
6787
Q15
TO126
.
4148
D10
4148
D9
U9:A
NE5532N
1.0W
4K7
R88
.
5.0W
0R18
R136
.
TP1
1.0W
4K7
R89
.
4007
D34
1N4745A
D21
1W0
16V0
1N4745A
D23
1W0
16V0
5.0W
1K
R139
.
R39
1/4W
.
2K05
R95
1/2W
.
150R
R141
1/2W
.
150R
50V
C59
68N
R101
1/2W
.
150R
R99
1/2W
.
22R
5.0W
390R
R97
.
W14
RED
W12
RED
LD5
6405
RED
LD4
6405
R144
1/4W
.
2K87
Q3
5102
TO92
BC560C
1/4W
3K
R126
.
R135
1/4W
.
470R
R104
1/4W
.
39K
W19
WOOFER
-BLK
15.W
. 8R2
R15
D37
0A45 4148
4148
D25
0A45
D36
0A45 4148
R175
1/4W
.
22M
R174
1/4W
.
22M
MID
W25
+BRN
6U8 140V
C14
R158
1/4W
.
33K
R173
1/4W
.
200K
R171
1/4W
.
33K
D15
4148
R170
1/4W
.
33K
D2
4148
R156
1/4W
.
4K7
W44
-WHT
R109
1/4W
.
10K
8
V+
4
V-
U19:C
R102
1/4W
.
10K
4.75" 8R 30W
Q9
5102
BC560C
TO92
D19
0A2 BAT85
Q13
5102
BC560C
TO92
1/4W
4R7
R79
.
1/4W
150R
R82
.
4148
D13
M P2
10K
1B LIN
4454
MONITOR GAIN
BD238
6788
Q16
TO126
.
R45
1/4W
MINI
10K0
5.0W
0R18
R93
.
TO92
Q5
5119
2N5638
4007
D18
50V
C57
68N
R94
1/2W
.
150R
R96
1/2W
.
150R
W18
AMP-OUT
RED
R105
1/2W
.
150R
R100
1/2W
.
22R
R146
1/4W
.
4K12
R142
1/4W
.
47R
4
6
5
4N35
U15:B
6880
U1
6 :E
R172
1/4W
.
100R
63V
C62
2U2
1/4W
49K9
R163
.
R161
1/4W
.
33K
W21
+RED
WOOFER
W15
+YEL
TWEETER
R116
1/4W
. 22K
R159
1/4W
.
100K
8
V+
4
V-
U9:C
4148
D40
C61
50V 12N
C63
50V 680P
D35
0A2 BAT85
C60
50V 5N6
R90
1/4W
.
47R
R91
1/4W
. 47R
WITH AMP COLD
ADJUST P22 FOR
4 mV ACROSS TP1
AND TP2
1/4W
10K0
R81
.
C5
63V 330N
C3
63V 330N
U9:B
NE5532N
R1
1/4W
.
10K
R9
1/4W
.
10K
63V
C55
470U
.TO3
6910
Q17
MJ21195
63V
C56
470U
1/4W
10K
R26
.
C64
100V 27P
C16
100V 100P
C18
63V 1U
R143
1/4W
.
10K0 R41
1/4W
.
15K
X-OVER BOARD
W16
BLK
X-OVER/AG
4U7 100V
C8
2000UH
3765
L1
D29
0A2 BAT85
R106
1/4W
.
47K
R108
1/4W
.
220K
R107
1/4W
.
47K
(VCC)
LM13600N
Dual VCA
6745
U16:D
R160
1/4W
.
100K
R140
1/4W
.
220K
U16:A
LM13600N
R164
1/4W
.
15K
R177
1/4W
.
100R
U16:B
LM13600N
R176
1/4W
.
100R
R162
1/4W
.
100R
R157
1/4W
.
15K
TO92
Q6
5102
BC560C
TO92
5101
BC550C
Q7 1/4W
470R
R103
.
R155
1/4W
.
20K
HORN
SP3
#7286
+
MID
SP2
#7464
1/4W
10K0
R78
.
4148
D20
1/4W
4K99
R48
.
MC33079P
U7:D
U7:B
MC33079P
U7:C
MC33079P
.
MJ21196
6909
TO3
Q4
U12:A
MC33078P
R145
1/4W
.
12K1
TO92
Q18
5122
J109
U7:A
MC33079P
8
V+
4
V-
U12:C
4
V+
11
V-
U7:E
S T R
. . Gold
J6
HEADPHONE
4148
D24
0A45
U12:B
MC33078P
(VCC)
LM13600N
Dual VCA
6745
U16:C
63V
C58
1U
WOOFER
SP1
#7462
1
2
4N35
6880
U15:A
3V0
D16 0W5
1N5225B
WARNING! 120V DC IS PRESENT BETWEEN C40 TO GROUND DISCHARGE BEFORE SERVICING
USE 10K 1/4 W ACROSS W24 AND W41 TO DISCHARGE.
U19:B
MC33078P
U19:A
MC33078P
S T R
- - -
J3
MONITOR I/P