YORKVILLE NX55P-2, Service Manual

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G G
F F
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D D
C C
B B
A A
Design Information And History
Section:
Product(s):
History.SchDoc
M1555 7 7
Sheet Of PCB#: Rev#:
Modified:
V05
File: 2017-05-30
NX55P-2
EML Rev#:
05
Tmp Rev: V028
CHANGE HISTORY POTENTIOMETERS AND KNOBS
LEADS AND PINS REFERENCE
DESIGN HISTORY AND INFORMATION
THIS SHEET CONTAINS A CHANGE HISTORY LOG, A LIST OF THE POTS & KNOBS AND A LEADS & PINS REFERENCE SECTION.
"STYLE_P32"
TO-92
B E
BC560C (YS#5102)
C
BC550C (YS#5101)
TO-92
S G D
J111 (YS#5119)
2N5551 (YS#5107)
MPSA06 (YS#5103)
TO-92
E B C
2N5401 (YS#5108)
MPSA13 (YS#5105)
MPSA92 (YS#5114)
TO-220
I G O
LM7815 (YS#6872)
TO-220
I O G
LM7915 (YS#6871)
TO-221D
C
BDX54C (YS#6911)
B E
BDX53C (YS#6912)
IRFP9140N (YS#6932)
TO-247AC
D S
IRFP140N (YS#6931)
G
4
2
B
5
7
3
1
6
8
-V
+V
A
NE5532N (YS#6884)
TL072 (YS#6882)
MC33078 (YS#6840)
3
1
6
8
4
2
-V
5
7
BS
GND +V
B
LM311 (YS#6640)
6
4
2
3
9
7
5
3
1
4
8
2
+V -V
11
13
1
10
12
14
MC33079 (YS#6804)
3
4
2
1
FOD816 (YS#2306)
3
4
2
1
NSL-32SR2 (YS#6858)
6
4
2
DT
7
5
3
1 IN
9
LO NC
11
VS
13
SD VB
10
12
14
NC
NC
8
VSS
COM
VCC
HO
NC
IRS21844 (YS#6586)
16 14 12 10
1 3 5 7
V-
9 13 15 11
2 4 6 8
LM13600N (YS#6745)
TO-126
C B
MJE340 (YS#6873)
E
P1
P2
P3
P4 9916 4434
4432
4435
4432
4434
.
.
.
.
.
.
.
9915
9917
9915
9917
.
.
.
.
.
.
.
MAIN GAIN
REF POT# FUNCTION KNOB#
POTENTIOMETERS AND KNOBS
CD/LINE GAIN
TREBLE CONTROL
.
.
.
.
.
.
.
MIC GAIN
BASS CONTROL
. . .
P5
.
.
.
.
.
.
.
.
STYLE
P32
P32
P32
P32
P32
.
.
.
.
.
.
.
.
TO-247AC
C E
IRGP20B60PD (YS#2373)
G
. V01 FIRST PRODUCTION RELEASE
NEW FACEPLATE / CHANGED LEDS TO HAND IN 8580 SPACER. - ML
R15V_LS analog power supply. GG
FIXED COMMENT ON D6 TO EQUAL VALUE - JF
ADDED 1N4007 DIODES D16 & D18 15V/-15V OUTPUTS - JF
Replace C69 and C123 from #5909 to #5935 GG
Replace C89 from YS#5213 to YS#5220
Implemented PC8988 YS#5213 to YS#5220
Implemented PC9007, moved cap C71 away from W12
.
.
.
.
V01
V02
V03
.
.
.
V04
V05
.
.
.
.
08-JAN-2014
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER# DATE DESCRIPTION OF CHANGE
09-JAN-2015
.
12-MAY-2015
25-JAN-2017
26-JAN-2017
29-MAY-2017
.
.
.
04-FEB-2014
12-SEP-2014
.
PC#
8624
8683
8724
8734
8785
8988
8988
9007
.
.
.
.