YORKVILLE NX55P Service Manual

Product
Date:
Filename:
PCB# ofSheet
Rev:
33
V08
M1309V08SCH.sch2006
NX55P
Fri Jun 28, 2013
M1309NX55P
-15V
PSGND
BLU
BLK
IGND
+15V
WHT
BRN
4007
D49
B
4007
D50
NET00299
+22V
VIO
A
NET00300
+15V
GRN
YEL
-22V
C98
50V 22U
R173
1/8W
FLMP
249R
IGND
+15V
3392
W21 AC WHT
C95
100V100N
1
6 W32:A
4
6 W32:D
2
6 W34:B
5
6 W34:E
+15V
VIO
GRY
RED
YEL/BLK
YEL
RED
GRY
VIO
+15V
LVGND4
7.0 AMP SLO-BLO
-15V
NET00303
1
8 W12:A
PSGND
-44V
+44V
MR752
D48
-120V
RED
BLK
7
8 W12:G
IGND
IGND
4010
J4
{Function}
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
1K0
IGND
W16
INPUT GND
BLK
1.0W
1K8
R187
.
W36
S4
DPDT Switch
1/4W
47K
R197
RAD
R177
1/4W
MINI
18K
1300UH
L56492
3392
W9
AC BLK
LINE GAIN
1/8W
75R
R201
FLMP
C128
16V
33U
1/4W
30K
R179
RAD
R169
1/4W
MINI
6K8
6
6 W32:F
5
6 W32:E
1
6 W34:A
120V
3
6 W34:C
4
6 W34:D
6
6 W34:F
-15V
R180
1/4W
RAD
2K
R206
1/4W
RAD
220R
-15V
100V
C131
100N
3
2
1
R210
1/4W
MINI
1K2
100V
C133
100N
50V
C132
100N
1/4W
47K
R204
MINI
100V
C135
100N
#2410
F4A
R61
T7.0
2487
7.0 AMP SLO-BLO
LVGND4
100V
C137
100N
LVGND
#2470
F2A
CE
50V
C111
2200U
SILENT
5
8 W12:E
ORN
+15V
#2410
F4A
N.A.
63V
C110
4U7
+15V
LVGND4
K1:B
1N5250B 20V0
D130W5
#2482
F3.15A
CE
CH1254U
1N5402
D60
1N5402
D57
1N5402
D51
63V
C115
2200U
3
8 W12:C
MR752
D61
MR752
D53
6
8 W12:F
PSGND
8
8 W12:H
+120V
BRN
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
C97
16V
33U
IG
TO-220
O
78XX
240V
2
6 W32:B
3
6 W32:C
1/4W
1K
R184
RAD
1/4W
10K
R188
RAD
100V
C119
100N
LVGND1
2
3
4
1
R192
1/4W
RAD
4K7
100V
C121
100N
50V
C120
100N
R98
T7.0
2487
100V
C125
100N
R194
1/4W
.
332R0
4
8W12:D
UP
S5:A
3522
DOWN
MIXER IN/OUT
50V
C105
2200U
100V
C109
100N
1/4W
1K07
R176
0.1%
-15V
OUTIN
GND
MC7915CT
6871 {Watts}
U31
TO220
1/4W
1K4
R202
.
63V
C103
4U7
OUTIN
GND
MC7815CT
6872 {Watts}
U30
TO220
4148
D63
1N5402
D54
2
8 W12:B
BLU
63V
C104
2200U
MR752
D59
CB
TO-126
MJE350
MJE340
BD238
MJE270
BD139
BD140
E
BD237
MJE271
BC
TO-92
MPSA63
MPSA43
2N5551
E
MPSA56
MPSA06
MPSA13
2N5401
W8
C96
100V68N
-15V
4
4W33:D
1
4W33:A
LVGND3
IEC_RECT
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
100V
C40
100N
250V
4N7
C112
FUSE
F1
FAST BLOW
FUSE
N.A.: #2410 F 4A
CE: #2470 F2A
R195
1/4W
RAD
10K
R200
1/4W
RAD
10K
R199
1/4W
MINI
1K0
R160
1/4W
RAD
4K7
U29:A
NE5532N
+15V
FUSE F1
N.A.
TRANSFORMER CH1254U
1N5402
D58
1N5402
D56
2
3W31:B
1
3W31:A
3
3W31:C
1N5402
D52
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
CH1254U
100V
100N
C116
R218
1/4W
MINI
1K0
R217
1/4W
RAD
18K
TO92
2N5401
Q16
5108
1/4W
1K5
R164
RAD
LEDGND
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
C
TO-220
BDX53C
BE
MJF6668
I
TO-220
OG
79XX
"STYLE_P25"
U33:A
NE5532N
8
V+
4
V-
U33:C
250V
C102
100N
250V
C106
680N
U32:B
NE5532N
8
V+
4
V-
U29:C
U29:B
NE5532N
BE
TO-92
BC560C
C
BC550C
2
4W33:B
3
4W33:C
TREBLE
U33:B
NE5532N
1N5402
D55
R193
1/4W
RAD
4K7
100V
C122
100N
K1:A
3696
M
B
P3:A
4435
50K
BASS
UP
S5:B
3522
DOWN
MIXER IN/OUT
TO POWER AMP PCB
L4
GRN
5908
PWR
180V
C123:A
3300U
M
B
P4:A
4432
10K
LINE_GAIN
1
2
3
4
5
6
RING
J5
WITHOUT CROWBAR WITH CROWBAR
CH1254U
CH1254U
TO MAIN INPUT
SILENT MIXER ON/OFF
U28:B
NE5532N
6605_PC
6964_PC
6858_PC
CHASSIS GROUND
MADE THROUGH
1/4" INPUT JACKS
POWER SUPPLY
MIC GAIN
RING
J6
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

YORKVILLE NX55P Specifications

General

Brand	YORKVILLE
Model	NX55P
Category	Speakers
Language	English