Product
Date:
Filename:
PCB#
of
Sheet
Rev:
3
2
V06
X8018V06sch.sch2006
LS720P
Tue Feb 24, 2015
M1330
Powered Speaker
PSGND
PSGND
4148
D29
-147V
PSGND
+15V
1
/2
W
150K
R48
.
+15V
1
/4
W
3K6
R40
.
5
.0
W
12K
R68
.
1
/4
W
1K
R66
MINI
LVGNDPS
-15V
-15V
WOOFGND
+15V_MOD
C29
100V
10N
WOOFGND
WOOFGND
THERM
+15V
+5V_MOD
WOOFGND
R152
1/4W
MINI
3K3
R260
1/4W
MINI
100K
-147V
+22V
+22V
+4V7_LS
D19
0A2 BAT85
+15V_LS
+15V
NET00216
NET00206
+147V
PSGND
PSGND
+15V
100V
100N
C58
R56
1/4W
MINI
6K8
R51
1/4W
MINI
6K8
-15V_C
R44
1/8W
FLMP
10R0
+15V
NET00236
WOOFGND
100V
C44
100N
-15V
R73
1/8W
FLMP
10R0
+15V
U6:B
MC33079P
-15V_MOD
C28
100V
470P
+15V_MOD
R45
1/4W
MINI
6K8
+15V_C
-15V_MOD
100V
C55
100N
100V
C56
100N
100V
C48
100N
+15V_MOD
100V
C47
100N
100V
C36
68N
R55
1/4W
MINI
1K
100V
C57
100N
100V
C49
100N
+15V_LS
R52
1/4W
.
1K4
-15V_MOD
R36
1/4W
.
3K6
+15V_MOD
+5V_MOD
1N750ARL
D23
0W5
4V7
-147V
100V
C42
100N
1N5240BRL
D22
0W5
10V0
WOOFGND
WOOFGND
1
/4
W
1K2
R149
MINI
1
/4
W
2K7
R42
RAD
+4V7_LS
7
1
4
U10:G
+5V_MOD
7
1
4
U9:G
-15V_C
+15V_C
R148
1/4W
RAD
10K
PSGND
1
/4
W
4K7
R20
RAD
-147V
1
/4
W
1K5
R70
FUSIBLE
1
/4
W
1K5
R63
FUSIBLE
3
IN
4
OUT
U9:B
74HC14N
6603
R155
1/4W
RAD
220R
200V
C27
10P
+15V_MOD
1
/4
W
220K
R153
MINI
4148
D83
1
/4
W
100K
R19
MINI
4148
D82
U6:D
MC33079P
WOOFGND
-15V_MOD
-15V_MOD
1
/4
W
220K
R154
MINI
R257
1/4W
MINI
20K0
-15V
1
/4
W
14K0
R259
.
+15V
100V
C46
470P
-147V
1
4
V
+
7
V
-
U5:E
+4V7_LS
1
/4
W
220R
R221
MINI
-147V
+4V7_LS
WOOFGND
+5V_MOD
R263
1/4W
MINI
1K0
100V
C38
3N3
1
/4
W
47K
R166
MINI
F
A
N1
F
A
N
{C_Type}
{Value}
FAN
RED
R210
1/4W
FUSIBLE
11R
R72
1/4W
RAD
82K
C142
100V
100N
2N5551
Q17
5107
TO92
100V
C34
100N
63V
C35
1U
1
/2
W
1R
R46
SMALL
D15
0A2 BAT85
R37
1/4W
MINI
150R
PSGND
R267
1/4W
MINI
470K
1
/4
W
22K
R264
MINI
1
/4
W
1M
R57
RAD
D20
0W5
18V0
1N5248B
1
/4
W
1M
R41
RAD
MPSA92
Q13
5114
TO92
WOOFGND
C5
2
5
0
V
4
N7
-147V
1
/8
W
1K5
R60
FLMP
5
.0
W
0R047
R58
.
1
/8
W
1K5
R33
FLMP
100V
C15
220P
SILENT
D8
18V0
0W5
1N5248B
R144
1/4W
RAD
10K
+4V7_LS
1
/4
W
10K
R142
RAD
R141
1/4W
1M
RAD
13
IN
12
OUT
U10:F
74HC14N
6603
3
IN
4
OUT
U10:B
74HC14N
6603
11
IN
10
OUT
U9:E
74HC14N
6603
13
IN
12
OUT
U9:F
74HC14N
6603
Q8
2N5551
TO92
5107
1
/4
W
10K
R143
RAD
100V
C53
100N
5
.0
W
12K
R105
.
100V
C37
470P
100V
C41
100N
4
V
+
1
1
V
-
U6:E
63V
C32
220N
5
.0
W
12K
R75
.
100V
C43
100N
5
.0
W
12K
R67
.
OUT
IN
GND
6728
{Watts}
U11
MC78L05ABPRM
TO92
1
/4
W
5K1
R156
RAD
8
V
+
4
V
-
U2:C
3
R22:B
R147
1/4W
RAD
10K
100V
C1
470P
9
IN
8
OUT
U9:D
74HC14N
6603
1
/4
W
1K5
R74
FUSIBLE
1
/4
W
3K3
R151
MINI
1
/4
W
3K3
R150
MINI
R80
1/4W
0.1%
4K12
1
/4
W
4K7
R49
MINI
1
/4
W
10K0
R258
MINI
100V
C45
470P
R81
1/4W
.
37K4
R77
1/4W
.
37K4
100V
C33
100N
100V
C71
100N
BAT85
D1
0A2
100V
C16
100N
R78
1/4W
.
18K7
#3856
FAN
BLACK
R211
1/4W
FUSIBLE
11R
1
/4
W
4K7
R62
RAD
100V
C24
100N
1
/4
W
9K09
R265
MINI
5
.0
W
0R047
R31
.
C4
1
0
0
0
V
4
7
0
P
2
.0
W R61
2R
.
4148
D5
11
IN
10
OUT
U10:E
74HC14N
6603
9
IN
8
OUT
U10:D
74HC14N
6603
5
IN
6
OUT
U9:C
74HC14N
6603
C20
3U3
140V
C31
3U3
140V
PSGND
S3
WOOFER
C22
3U3
140V
PSGND
+147V
LVGNDPS
PSGND
R64
1/8W
FLMP
10R0
LVGND2
WOOFGND
+15V_MOD
6
6
W4:F
5
6
W4:E
NET00080
4
6
W4:D
-15VIP
3
6
W4:C
+15VIP
2
6
W4:B
1
6
W4:A
+5V_MOD
+15V_MOD
-15V_MOD
R43
1/4W
MINI
47R
NET00166
-147V
+15V_MOD
3
W2:C
0
4
W2:D
0
WOOFGND
+5V_MOD
-15V_MOD
R54
1/4W
MINI
1K
100V
C26
100N
+/-15V_C
-15V_MOD
R38
1/8W
FLMP
10R0
1
/4
W
2K7
R10
.
FROM INPUT PCB
18uH
3899
R172
100V
C54
100N
PSGND
R79
1/4W
MINI
1K0
1
IN
2
OUT
U10:A
74HC14N
6603
+4V7_LS
1
IN
2
OUT
U9:A
74HC14N
6603
U6:C
MC33079P
+15V_MOD
C17
16V
33U
R47
1/4W
RAD
1M
U2:A
MC33078P
PLACE NEAR FETS
6467
R22:A
NTC
10K
4148
D84
WOOFGND
4148
D24
WOOFGND
1
/4
W
4K12
R76
0.1%
63V
C143
470N
5
IN
6
OUT
U10:C
74HC14N
6603
R65
1/4W
MINI
1K
+4V7_LS
R53
1/4W
.
6R2
UF4004
D17
+4V7_LS
4
5
6
U5:B
74HC86N
6605
13
12
11
U5:D
74HC86N
6605
R39
1/4W
.
6R2
C113
100V
47P
PSGND
DNS
6815
Q67
T221D
.
DNS
6887
U8:B
WOOFGND
L1
3792
288UH
1N5248B
D16
0W5
18V0
1
/4
W
1K
R29
MINI
4148
D85
Q3
MPSA13
TO92
5105
1
W2:A
0
2
W2:B
0
1N750ARL
4V7
D28
0W5
100V
C52
100N
+/-15V_MOD
U6:A
MC33079P
100V
C21
100N
2
+
3
-
4
V
-
8
V
+
5
B
A
L
1
G
N
D
7
OUT
6
S
T
R
O
B
E
LM311
U1
6640
1
/4
W
6K8
R59
MINI
1
/8
W
100R0
R83
FLMP
5
.0
W
12K
R69
.
Q18
5108
2N5401
TO92
U2:B
MC33078P
2
+
3
-
4
V
-
8
V
+
5
B
A
L
1
G
N
D
7
OUT
6
S
T
R
O
B
E
LM311
U7
6640
C18
100V
470P
16V
C108
100U
1
/4
W
470K
R255
MINI
R157
1/4W
.
18K7
R82
1/4W
.
37K4
WOOFER AMP
U8:A
6887
IR2110
250V
C141
4N7
63V
C25
1U
1
2
3
U5:A
74HC86N
6605
10
9
8
U5:C
74HC86N
6605
R50
1/8W
FLMP
75R
U22:B
MC33078P
8
V
+
4
V
-
U22:C
100V
C39
5N6
G
D
S
IRFP23N50L
N
Q14:A
6967
TO247
G
D
S
IRFP23N50L
N
Q15:A
6967
TO247
3U3
C51
340V
63V
C11
2U2
63V
C12
1U
WOOFER
S2
MPSA92
Q7
5114
TO92
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
DATE
DESCRIPTION OF CHANGE
MODEL(S):-
N
N
N
PC#8693: #4063 Jacks Mounting holes changed to slots.
PC#8734:D30 and D34 1N4007 added to U30,U31 regulators.
V
V
V
V06
D
D
D
19-FEB-2015
FOR PRODUCTION REQUESTS
6 RESISTOR CHANGES AND A FEW BOARD MOD'S
FORCE UPDATED PARTS FROM TONY'S LIST APRIL 2010.
.
V
2.00
V
1.00
D
D
JUNE 2010
D
MADE FROM NX720S M1330 V1.00 IN MARCH 2010
MARCH 2010
M1330.PCB_DATABASE_HISTORY
LS720P
ADD #2327, #4146, #4151
20-AUG-2010 V03
ADD W3 AND W10 CONN FOR CH1337U
14-FEB-2011
V04
PC8216: CREATE X8018, ADD M1330, SEE PC. GG
17-JUL-2012
V05
Change to Ai tabs, #4100 new pattern, updates GG
FAN CIRCUIT NOT FUNCTIONAL
U22:A
MC33078P
PRODUCT BOARD SPEAKERS
LS720P M1330 7537 15" 8R 1000W
NX720S M1330 7537 15" 8R 1000W
LS701P M1485 7514 10" 16R 350W
U3
LM318
