Product
Date:
Filename:
PCB# ofSheet
Rev:
43
3V01
M1309V400sch.sch2002
NX55P
Fri Dec 19, 2008
M1309NX55P
Product
Date:
Filename:
PCB# ofSheet
Rev:
43
3V01
M1309V400sch.sch2002
NX55P
Fri Dec 19, 2008
M1309NX55P
-15V
IGND
IGND
+15V
4007
D49
B
NET00299
-22V
+22V
A
NET00300
+15V
4007
D50
C98
50V 22U
R173
1/8W
FLMP
249R
IGND
+15V
C95
100V100N
+15V
+15V
S6
LVGND4
-15V
NET00303
PSGND
1N5402
D54
+44V
MR752
D59
-120V
IGND
IGND
3925
J4
R209
1/4W
MINI
10K0
R205
1/4W
MINI
10K0
R196
1/4W
MINI
10K0
R189
1/4W
MINI
10K0
C107
50V 22U
R181
1/8W
FLMP
249R
C94
50V 22U
R168
1/4W
MINI
220R
R203
1/4W
MINI
1K0
50V
C138
33P
R190
1/4W
MINI
1K0
50V
C129
33P
LVGND3
-15V
LVGND3IGND
R191
1/4W
MINI
10K0
C99
16V
33U
R172
1/4W
MINI
1K
1/4W
47K
R197
RAD
R177
1/4W
MINI
18K
LINE GAIN
1/8W
75R
R201
FLMP
C128
16V
33U
1/4W
30K
R179
RAD
R169
1/4W
MINI
6K8
-15V
R180
1/4W
RAD
2K
3392
W27
{Function}
{Color}
250V
C102
100N
R206
1/4W
RAD
220R
-15V
100V
C131
100N
CH1254
3392
W20
{Function}
{Color}
250V
C106
680N
R210
1/4W
MINI
1K2
100V
C133
100N
50V
C132
100N
CH1254E
N.A.:CH1254
CE: CH1254E
1/4W
47K
R204
MINI
100V
C135
100N
CH1254
R98
2487
T7.0
LVGND4
100V
C137
100N
LVGND
W19
-22V
.
RED
50V
C105
2200U
100V
C109
100N
W11
+22V
.
BLU
SILENT
+15V
-15V
OUTIN
GND
MC7915CT
6871 {Watts}
U31
TO220
+15V
63V
C103
4U7
OUTIN
GND
MC7815CT
6872 {Watts}
U30
TO220
W25
SILENT
.
BLK
LVGND4
K1:B
1N5250B 20V0
D130W5
1N5402
D60
-44V
W22
-44V
.
BRN
63V
C104
2200U
MR752
D53
W15
PSGND
.
GRN
MR752
D48
W7
+120V
.
YEL
+120V
1/4W
2K49
R185
MINI
R174
1/4W
0.1%
562R0
R182
1/4W
0.1%
562R0
8
V+
4
V-
U32:C
M
B
P2:A
4432
10K
MIC_GAIN
I
TO-220
OG
79XX
CB
TO-126
MJE350
MJE340
BD238
MJE270
BD139
BD140
E
BD237
MJE271
C97
16V
33U
C
TO-220
BDX53C
BE
MJF6668
BE
TO-92
BC560C
C
BC550C
IEC_RECT
1/4W
1K
R184
RAD
1/4W
10K
R188
RAD
100V
C40
100N
250V
4N7
C112
PSGND
FUSE
F1
FAST BLOW
100V
C119
100N
LVGND1
N.A.
#2410
F4A
R192
1/4W
RAD
4K7
100V
C121
100N
50V
C120
100N
CE
#2470
F2A
R61
2487
T7.0
N.A.
#2410
F4A
100V
C125
100N
R194
1/4W
.
332R0
50V
C111
2200U
CE
#2482
F3.15A
UP
S5:A
3522
DOWN
MIXER IN/OUT
1/4W
1K07
R176
0.1%
63V
C110
4U7
1/4W
1K4
R202
.
4148
D63
1N5402
D57
1N5402
D51
63V
C115
2200U
W8
+44V
.
ORN
MR752
D61
W24
-120V
.
WHT
PSGND
8
9
1
2
3
4
5
6
7
L6
C96
100V68N
-15V
THERMAL BREAKER
3392
W21
{Function}
{Color}
3392
W14
{Function}
{Color}
3392
W13
{Function}
{Color}
1N5402
D52
3392
W12
{Function}
{Color}
LVGND3
LVGND4
C126
16V 33U
8
V+
4
V-
U28:C
U28:A
NE5532N
1/8W
75R
R178
FLMP
50V
C108
1N
R171
1/4W
RAD
47K
R170
1/4W
MINI
10K0
+24V
R167
1/4W
MINI
10K0
FUSE F1
1.0W
1K8
R187
.
CHASSIS GROUND
MADE THROUGH
1/4" INPUT JACKS
W16
INPUT GND
BLK
R195
1/4W
RAD
10K
R200
1/4W
RAD
10K
R199
1/4W
MINI
1K
R160
1/4W
RAD
4K7
U29:A
NE5532N
+15V
1N5402
D58
3392
W18
{Function}
{Color}
3392
W17
{Function}
{Color}
1N5402
D55
1300UH
L56492
3392
W6
85Vrms
VIO
R211
1/4W
MINI
1K2
400V
C140
2N2
M
B
P5:A
4434
10K
TREBLE
BASS
C130
100V47P
C139
16V 33U
R198
1/4W
MINI
470K
C127
100V47N
100V
C134
100N
TO POWER AMP PCB
R218
1/4W
MINI
1K
R217
1/4W
RAD
18K
TO92
2N5401
Q16
5108
1/4W
1K5
R164
RAD
LEDGND
180V
C123:A
3300U
180V
C63:A
3300U
6603_PC
6745_PC
6804_PC
6887_PC
6640_PC
6884_PC
1/4W
10K0
R207
MINI
U32:A
NE5532N
R175
1/4W
MINI
2K49
MIXER SECTION
50V
C101
1N
IG
TO-220
O
78XX
"STYLE_P25"
BC
TO-92
MPSA63
MPSA43
2N5551
E
MPSA56
MPSA06
MPSA13
2N5401
3392
W26
{Function}
{Color}
U33:A
NE5532N
8
V+
4
V-
U33:C
S4
DPDT Switch
U32:B
NE5532N
8
V+
4
V-
U29:C
U29:B
NE5532N
1N5402
D56
3392
W23
{Function}
{Color}
TREBLE
U33:B
NE5532N
3392
W10
{Function}
{Color}
3392
W9
AC BLK
{Color}
R193
1/4W
RAD
4K7
100V
C122
100N
K1:A
3696
M
B
P3:A
4435
50K
BASS
100V
100N
C116
UP
S5:B
3522
DOWN
MIXER IN/OUT
L4
GRN
5908
PWR
M
B
P4:A
4432
10K
LINE_GAIN
WITHOUT CROWBAR WITH CROWBAR
RING
J5
TRANSFORMER CH1254E
FUSE
N.A.: #2410 F 4A
CE: #2470 F2A
POWER SUPPLY
TO MAIN INPUT
SILENT MIXER ON/OFF
U28:B
NE5532N
6605_PC
6964_PC
6858_PC
MIC GAIN
KNOBPART#FUNCTIONREF
MODEL(S):-
{NEW}
NX55P
POT LIST
#9916
#9915
#9917
#9915
#9917
N
N
N
N
N
N
N
GREY
RED
GREEN
RED
GREEN
K
K
K
K
K
K
K
#4434
#4432
#4435
#4432
#4434
P
P
P
P
P
P
P
MAIN GAIN
MIC GAIN
BASS CONTROL
CD/LINE GAIN
TREBLE CONTROL
F
F
F
F
F
F
F
P1
P2
P3
P4
P5
R
R
R
R
R
R
R
XC85
9
10
11
12
13
MODEL(S):-
DATE VER# DESCRIPTION OF CHANGE#
1
2
3
4
5
6
7
8
REVISED J2 AND J4 XLR MTG HOLES
NA, REPLACE R145 3K9 #4850 WITH 3K6 #4814
CE, REPLACE R145 4K7 #4827 WITH 4K3 #4910
4.00
.
.
.
.
PC#7328, REPLACE C79 680N #5240 WITH 220N #5231
WITH BAT85 #6733
WITH 3K3 #4938. REPLACE D34 AND D43 1N4148 #6825
PC#7289, CE VERSION ONLY, REPLACE R157 10K #4940
FIX EYELET PROBLEM, PLATED & NON-PLATED HOLES
R129 DNS. BA PUT R129 AS SHOWN.
CHANGE C37 FROM 100N #5212 TO 470P #5201
.
.
.
V3.01
V3.00
.
.
.
.
.
17-SEP-2007
10-JUL-2007
.
.
.
.
M1309.PCB_DATABASE_HISTORY
NX55P
CHANGE R177 FROM 4K7 #4982 TO 18K #6125
08-JAN-2008 3.02 REVISED PER PC#7435 - SEE ADDITIONAL NOTES
. . IN SHT 3 OF PDF LAYOUT
18-DEC-08
RING
J6
9
10
11
12
13
MODEL(S):-
DATE VER# DESCRIPTION OF CHANGE#
1
2
3
4
5
6
7
8
W5 FROM #3509 TO #3514
CE VER. C19 FROM #5254 TO #5258
PC# 7190, CE VER. R145 FROM #4850 TO #4827
V2.02
.
.
V2.01
.
DEC-2-2006
.
NOV-06-2006
HA, PC#7136, REPLACE R77, R81 AND R82 WITH #4686
PC7003:GT:R9 #4979 15K->#6104 2K2, ADD 8921 WASHER
TO MAKE ROOM FOR NEW WOOFER LIMITER.
.
.
.
.
JUN-29-2006
OCT-31-2005
.
M1309.PCB_DATABASE_HISTORY
NX55P
JULY 2005 V1.00 MADE FROM M1231-V.200 NX750P-ADDED 1 INCH TO PCB
NOV-25-2005 . PC7042:GT:HF DRIVER #7453->#7461
37K4 1% 1/4W. REPLACE R78 WITH TWO #4611
DEC-13-2005 . PC#7052:GT:Q14&Q15 6914 IRFP350->6967 IRFP23N50LPBF
SEP-6-2006 V2.00 SE:Updated limiter for RoHS compliance
D V W5 4041->3509, W28 3616->4036
V1.01
PC7173,PC7194,U22 FROM NE5532 #6884 TO TL072 #6882
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