INPUT
Section:
Product(s):
Input.SCHDOC
M1557
2
5
Sheet
Of
PCB#:
Rev#:
Modified:
V03
File:
2022-11-02
NX55P-2
T. Wood
Eng:
CDSF4148
D1005
D46
IGND
3K32
0805
R250
100K
1206
R119
CDSF4148
D1005
D35
4010
INPUT
J2
475R0
0805
R113
1M
0805
R108
475R0
0805
R93
10K0
0805
R114
RAD .2in
C76
63V
100N
RAD .2in
C65
10K0
0805
R94
681R
0805
R92
3K01
0805
R248
CDSF4148
D1005
D45
CDSF4148
D1005
D31
MMBTA14LTIG
7701
Q21
1K54
0805
R107
RED
7033
.
LD2
1K54
0805
R153
YEL
7032
.
LD3
1M
0805
R103
10K0
0805
R109
681R
0805
R110
3K01
0805
R249
BC847C
SOT23
Q22
1GXX
0805
C62
CDSF4148
D1005
D30
562R
1206
R111
0805
C73
CDSF4148
D1005
D26
0603
C72
FROM MIXER
562R
R95
MAIN INPUT
0805
C74
18K2
0805
R120
MASTER CLIP
10K
Level
4434
P1:1
47K5
0805
R163
LIMITER SENSE
10K0
0805
R157
0603
C67
1/4in JCK
3921
J3
1/4in JCK
3921
J7
IGND
IGND
+15V
-15V
LVGND1
+15V
LEDGND
LVGND
+15V
0805
C119
IGND
CHASSIS GROUND
MADE THROUGH
1/4" INPUT JACKS
BLK
18AWG
3949
STRANDED GRN BASE YEL STRIPE
W6
4100
OUTPUT
J1
RAD .2in
N1010
N1011
N1060
LimitLED
ToAmpInputs
LEDGND
+15V
-15V
+15V
-15V
1K54
0805
R164
GRN
7031
.
LD4
LEDGND
+15V
P1:2
LP3
2497
LP1
2497
LP2
2497
3 x #2497
LVGND
LVGND1
AmpInpGnd
0805
C135
MIC INPUT
50V
22U
RAD .2in
C98
249R0
0805
R173
63V
100N
RAD .2in
C95
XLR FEML
4010
J4
10K0
0805
R209
10K0
0805
R205
10K0
0805
R196
10K0
0805
R189
50V
22U
RAD .2in
C107
249R0
0805
R181
50V
22U
C94
220
1210
R168
1K0
0805
R203
0603
C138
1K0
0805
R190
C129
10K0
0805
R191
33U
16V
RAD .2in
C99
1K0
0805
R172
47K5
0805
R197
18K2
0805
R177
82R
0805
R201
33U
16V
RAD .2in
C128
30K0
0805
R179
6K80
0603
R169
220
1210
R206
1K21
0805
R210
0805
C133
0805
C132
47K5
0805
R204
RELAY 1C
3696
K1:2
22V0
SOT-23
D13
2K49
0603
R185
562R
1206
R174
562R
1206
R182
B
MIC GAIN
4432
P2:1
33U
16V
RAD .2in
C97
10K0
0805
R188
4K7
1206
R192
0805
C121
0805
C120
330R0
0805
R194
UP
DPDT MINI
Alternate
NO
COM
NC
S5:1
MIXER
1K21
0805
R176
1K54
0805
R202
CDSF4148
D1005
D63
L
in
e
/C
D
_
L
_
IN
100V
68N
RAD .2in
C96
16V
33U
RAD .2in
C126
L
in
e
/C
D
_
R
_
IN
U28:1
82R
0805
R178
0805
C108
47K5
0805
R171
10K0
0805
R170
10K0
0805
R167
10K0
0805
R195
10K0
0805
R200
1K0
0805
R199
4K7
1206
R160
1K21
0805
R211
0805
C140
0805
C130
16V
33U
RAD .2in
C139
470K
0603
R198
0805
C127
1K0
0805
R247
15K0
0805
R246
MMBT3906LT1
7805
Q16
10K0
0805
R207
NE5532D
2K49
0603
R175
MIXER SECTION
0805
C101
U29:2
4K7
1206
R193
RELAY 1C
3696
K1:1
DPDT MINI
Alternate
NO
COM
NC
S5:2
MIXER
B
LINE/CD
4432
P4:1
1
/4
in
J
C
K
TO MAIN INPUT
SILENT MIXER ON/OFF
IGND
IGND
IGND
IGND
IGND
+27V
+15V
-15V
-15V
+15V
+15V
-15V
+15V
-15V
-15V
+15V
+15V
-15V
N
1
0
1
2
N1013
N1014
N1015
N1016
P2:2
B
10K
TREBLE
4434
BASS
P3:1
P5:2
P3:2
P4:2
LVGND
LVGND3
LVGND4
LVGND4
LVGND4
LVGND4
LVGND3
LVGND3
LVGND4
LVGND5
LVGND5
LVGND5
LVGND5
MIXER1
MIXER2
MIXER1
MIXER2
LVGND1
Summary of Contents for TWO Series
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