YORKVILLE SB110, Руководство по обслуживанию

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of
Filename:
PCB# Sheet 3 2
Product
Date: Rev: YsType: YsType
M1503V04sch.sch2006
M1503
Thu Dec 04, 2014
TONE CONTROLS
V04
SB110
INPUTS[J1]
C16
100V 680P
R132
1/4W
MINI
1K0
63V
C69
100N
R15
1/4W
.
3K3
R14
1/4W
.
4K7
R13
1/4W
.
6K8
C13
100V 680P
C12
100V 18N
1
/4
W
47K
R18
.
100V
C14
100P
R117
1/4W
MINI
1K0
R24
1/4W
MINI
1K0
C19
100V 100P
100V
C18
10N
C40
100V 10N
C33
250V 4N7
R232
1/4W
.
2K
1
/4
W
6K98
R32
.
R167
1/4W
.
2K
R63
1/4W
MINI
1K0
R19
1/4W
3K9
U3:C
MC33079P
1
/4
W
2K
R80
.
63V
C29
100N
11
V
-
4
V
+
U3:E
100V
C17
10N
C15
100V 47N
R79
1/4W
MINI
1K0
U2:A
MC33079P
M
1B LIN 4494
50K P6
HI-MID
63V
C52
330N
R55
1/4W
.
6K98
R113
1/4W
MINI
20K0
C41
100V 100P
R53
1/4W
.
200K
R54
1/4W
.
200K
C2
100V 22N
SET JUMPER P200 TO "115V" FOR NORTH AMERICA.
SET IT TO "230V" FOR EUROPE.
63V
C259
100N
LEADS & PINS REFERENCE
R17
1/4W
.
3K3
R16
1/4W
.
4K7
R22
1/4W
.
4K99
R72
1/4W
.
4K99
C38
63V 220N
R21
1/4W
MINI
20K0
U3:B
MC33079P
M
LOW EXPANDER
P8
10K
5B LIN
4493
R169
1/4W
.
15K
C9
16V 10U
INPUTS[M1]
63V
C30
100N
11
V
-
4
V
+
U2:E
DIP8
TL072CP (YS#6882)
MC33078P (YS#6840)
DIP14
MC33079P (YS#6804)
R12
1/4W
.
6K8
R69
1/4W
.
100K
U2:C
MC33079P
U2:B
MC33079P
B C
TO-92
E
MPSA13 (YS#5105)
MPSA42 (YS#5113)
R75
1/4W
.
6K98
U3:A
MC33079P
U2:D
MC33079P
POTENTIOMETERS AND KNOBS MAINS VOLTAGE INPUT SETTING (NA<->CE)
U3:D
MC33079P
M
50K
1B LIN 4494
P4
TREBLE
M
50K
1B LIN
P3
LOW-MID
4494
M
50K
1B LIN
P5
4494
BASS
S G
TO-92
D
J109 (YS#5122)
13
10
7
4
1
9
11
12
8
#
2
3
5
6
VER#
MODEL(S):-
DATE DESCRIPTION OF CHANGE
V
V
V
V
V
V
D
D
N
N
PC#8738:C20,C22 changed from 33P to 100N YS#5212.
D
D
D
D
N
N
N
N
- output-of 7815 and 7915 regulators.
08-JAN-2013 V01 FIRST PRODUCTION RELEASE
SMALL BLOCK - SB110
M1503 DATABASE HISTORY
13-MAY-2013 V02
PC#8734:D2,D5 YS#6438 (1N4007)added across the -
PC#8696:Replace R29 2K05 to 4K99(YS#4639).
V04
11-SEP-2014
03-DEC-2014
PC8540: Several changes. See PC.
PC8550: Routed auxiliary signal to headphones. - ML V03 09-JUL-2013
REF KNOB PART#
MODEL(S):-
FUNCTION
R
R
R
R
R
P6
P8
R
P3
P4
P5
P1
F
F
F
F
F
HI-MID
F
LOW-MID
TREBLE
BASS
GAIN
K
K
K
K
K
K
P
P
P
P
P
4494
4493
P
4494
4494
4494
4499
N
N
N
N
N
N
10020
10020
10020
10020
10020
10020
SMALL BLOCK - SB110
M1503 - POTS LIST
STYLE
P41
P41
P41
P41
P41
P41
LOW EXPANDER