YORKVILLE EX2, Service Manual

Page: 14 / 22

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of
Filename:
PCB# Sheet 2 1
Product
Date: Rev: YsType:{Company N
m1210-3V0sch.sch2002
M1210
WooferAmp
Thu Aug 25, 2005 3.00
Excursion 2000
of
Filename:
PCB# Sheet 2 1
Product
Date: Rev: YsType:{Company N
m1210-3V0sch.sch2002
M1210
WooferAmp
Thu Aug 25, 2005 3.00
Excursion 2000
-130V
-15V
100p
100p
UF4004
D5
1/4W
1K4
R74
1/4W
1K4
R70
W
OOFGND
-15V
+15V
+130V
VGND
1/4W
1M
R52
RAD
UF4004
D6
UF4004
D8
1/4W
1K4
R63
VGND
UF4004
D7
+15V
+5V_MOD
+4V7_LS
WOOFGND
+5V_MOD
VGND
SDOWN
VGND
+5V_MOD
LEDGND
SIGNAL1
SIGNAL
-5V_MOD
WOOFGND
SIGNAL
SIGNAL1
DEBUMP
R192
1/4W
FLMP
47R5
WOOFGND
+4V7_LS
+15V_LS
NET00208
+12V ret
(ACDETECT)
Power tienet
R75
1/4W
470R
+4V7_LS
+15V_LS
+15V
WOOFGND
8
PSGND
-15V_MOD
R101
1/8W
FLMP
10R0
PSGND
FBACK-
FBACK+
+15V_MOD
D44
0A2 BAT85
Red
SPKR+ IN
W1
Black
SPKR- OUT
W6
Black
SPKR- IN
W7
-5V_MOD
+15V_LS
+4V7_LS
-15V
8
V+
4
V-
U12:C
100V
C59
100N
7
14
14
V+
7
V-
U9:E
VGND
4
5
6
U9:B
74HC86N
6605
VGND
13
IN
12
OUT
U11:F
74HC14N
6603
R12
1/4W
4K7
U
23:E
100V
C79
100N
R171
1/4W
47R
50V
C64
470P
100V
C80
100N
1/4W
1K0
R64
MINI
1/4W
1K0
R67
MINI
-15V_MOD
100V
C61
100N
DEBUMP
GNDA
1/4W
1M
R69
RAD
400V
C40
1N
+4V7_LS
C41
100V 10N
R170
1/4W
MINI
100K
VGND
BAT85
D48
0A2
100V
C34
100N
1/2W
1R
R46
SMALL
R53
1/4W
2R2
UF4004
D17
1/4W
10K0
R156
MINI
100V
C2
100P
R71
1/4W
MINI
10K0
C77
100V 100P
1/4W
1M
R57
RAD
63V
C25
10U 1N5248B
D12
0W5
18V0
R147
1/4W
22K
R149
1/4W
330K
1/4W
100K
R151
MINI
R158
1/4W
MINI
10K0
+15V_LS VGND
7
W3
:G
0
6
W3
:F
0
8
W3
:H
0
1/4W
470R
R66
RAD
4148
D21
1/4W
180K
R41
RAD
D16
0W5
18V0
1N5248B
1/4W
22K
R150
4148
D36
-130V PSGND -15V THERM3
3
W3
:C
0
2
W3
:B
0
4
W3
:D
0
WOOFGND
1/4W
1M
R199
5.0W
0R047
R59
R182
2.0W
2R
2.0W
2R
R161
400V
C81
1N
FBACK+
2.0W
2R
R188
R186
2.0W
2R
1/4W
220K
R146
+15V
+5V_MOD
140V
C31
3U3
340V
C7
3U3
140V
C22
3U3
250V
C23
100N
R79
1/4W
68K
100V
C55
100N
100V
C56
100N
-15V
+4V7_LS
VGND
140V
C44
3U3
0
6
R80
1/4W
0.1%
9K76
1/4W
9K76
R76
0.1%
PSGND
+15V
2.0W
2R
R184
R183
2.0W
2R
400V
C82
1N
FBACK-
R189
2.0W
2R
R82
1/4W
113K
R78
1/4W
113K
100V
C45
470P
PSGND
R102
1/8W
FLMP
10R0
1N5248B
D23
0W5
18V0
1N5248B
D27
0W5
18V0
1/4W
180K
R43
RAD
Black
PSGND
W5
Red
SPKR+ OUT
W2
Red
+29V
W4
1.0W
10K0
R8
.
100V
C68
100N
OUT IN
GND
MC79L05ACP
6732
U3
TO92
63V
C28
1U
R51
1/4W
180R
100V
C26
100N
100V
C67
100N
OUT IN
GND
U19
6728
MC78L05ABPRM
TO92
+5V_MOD
UF4004
D18
1N5244B
D9
0W5
14V0
1/4W
47K
R4
.
VGND
SDOWN
1/4W
10R
R6
FLMP 1/4W
10R
R5
FLMP
TO92
MPSA13
Q2
5105
+4V7_LS
VGND
WOOFGND
BAV21
D28
VGND
100V
C33
100N
100V
C62
39N
50V
C65
470P
R167
1/4W
47R
1/4W
220R
R65
1/4W
33K
R117
MINI
400V
C69
1N
R1
1/4W
MINI
20K0
C1
50V 470N
R44
1/8W
FLMP
33R
1/2W
4K7
R124
1/4W
100K
R125
MINI
4148
D33
1/4W
220R
R152
1/8W
1K
R60
FLMP
50V
C39
5N6
4148
D34
TO92
2N5401
Q8
5108
50V
C72
220N
L1 6497
304UH
400V
C85
1N
connect to heat
spreader
1/4W
1K0
R45
MINI
140V
C20
3U3
1N5248B
D22
0W5
18V0
100V
C63
100N
2.0W
2R
R190
100V
C46
470P
L2 6497
304UH
(VCC)
LM13600N
Dual VCA
6745
U23:D
{Function}
400V
C86
1N
1.0W
10K0
R9
.
1/8W
100R0
R115
FLMP
D26
0A2 BAT85
63V
C27
10U
1/8W
100R0
R107
FLMP
35V
C12
100U
1N5242B
D10
0W5
12V0
100V
C76
100N
100V
C66
39N
5
W29:E 8
To input PCB
R50
1/4W
180R
D42
0A2 BAT85
+4V7_LS
5
connect to
heat spreader
-15V
+15V
THERM3
WOOFGND
+5V_MOD
8
V+
4
V-
U24:C
1
XC23 0
1
XC22 0
8
W29:H 8
7
W29:G 8
6
W29:F 8
1/4W
10K
R168
MINI
Q6
5108
TO92
2N5401
1
W29:A 8
3
W29:C 8
2
W29:B 8
4
W29:D 8
7
14
R172
1/4W
270R
4148
D38
63V
C35
1U
R166
1/4W
270R
100V
C24
100N
R38
1/2W
100R
WOOFGND
Q18
5108
TO92
2N5401
loop1
Copper
Tie what Here
SIGNAL
FROM
INPUT
R109
1/4W
47R
100V
C60
100N
R154
1/4W
MINI
10K0
U12:B
MC33078P
+15V_MOD
From Power Supply
PCB
+130V
1
W3
:A
0
5
W3
:E
0
1N4732A
D25
1W0
4V7
1/4W
1M
R198
11
IN
10
OUT
U11:E
74HC14N
6603
13
IN
12
OUT
U20:F
74HC14N
6603
TO92
2N5551
Q17
5107
3
IN
4
OUT
U11:B
74HC14N
6603
9
IN
8
OUT
U20:D
74HC14N
6603
5.0W
0R047
R58
1N5248B
D20
0W5
18V0
1
IN
2
OUT
U20:A
74HC14N
6603
G
D
S
IRFP31N50L
N
Q15
6782
TO247
Function
250V
C30
100N
WOOFGND
TO92
BC550C
Q10
5101
50V
C73
220N
C78
100V 15P
1/4W
82K
R40
R157
1/4W
MINI
10K0
U24:A
MC33078P
-5V_MOD
100V
C54
100N
PSGND
-15V_MOD
+15V_MOD
100V
C53
100N
100V
C57
100N
100V
C29
100N
1/2W
1R
R47
SMALL
R62
1/4W
2R2
250V
C43
100N
1N5248B
D14
0W5
18V0
G
D
S
IRFP31N50L
N
Q23
6782
TO247
R195
1/2W
100R
NTC
10K
R200
6467
R81
1/4W
113K
R7
2.0W
3R9
35V
C11
100U
R77
1/4W
113K
TO92
MPSA13
Q4
5105
R61
1/4W
4K7
5
IN
6
OUT
U11:C
74HC14N
6603
D19
0A2 BAT85
100V
C32
6N8
R155
1/4W
MINI
10K0
2
+
3
-
4
V-
8
V+
5
BAL
1
GND
7
OUT
6
ST
RO
BE
LM311
U10
6640
4148
D37
U24:B
MC33078P
R108
1/4W
1M
1
IN
2
OUT
U11:A
74HC14N
6603
9
IN
8
OUT
U11:D
74HC14N
6603
5
IN
6
OUT
U20:C
74HC14N
6603
11
IN
10
OUT
U20:E
74HC14N
6603
G
D
S
IRFP31N50L
N
Q14
6782
TO247
Function
R72
1/4W
4K7
1/4W
1K
R145
MINI
LM13600N
U23:A
250V
C19
100N
LM13600N
U23:B
R54
1/8W
FLMP
33R
100V
C58
100N
R193
1/4W
FLMP
47R5
3722
K1:A
G
D
S
IRFP31N50L
N
Q24
6782
TO247
C-
C+
K1:B
U13:A
6887
IR2110
13
12
11
U9:D
74HC86N
6605
1
2
3
U9:A
74HC86N
6605
3
IN
4
OUT
U20:B
74HC14N
6603
U12:A
MC33078P
Anti-Thwak
Relay Circuit
10
9
8
U9:C
74HC86N
6605
(VCC)
LM13600N
Dual VCA
6745
U23:C
{Function}
W
OOFE
R
S2 #74
65
8R 12000
W
P
GM
U14:A
6887
IR2110