YORKVILLE SB110, Руководство по обслуживанию

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Filename:
PCB# Sheet 3 1
Product
Date: Rev: YsType: YsType
M1505V04sch.sch2006
M1505
Mon Dec 08, 2014
INPUTS
V04
SB112
YEL
7
2
1
2
1
/4
W
1M
R10
.
IC
E
5
0
S
A
X
2
4148
D8
W3
Live
4
5,6
3
3
1
GND
B
la
c
k
IC
E
5
0
S
A
X
2
W6
R8
1/4W
.
100R
W 5
2
3 W2:B
W2
FAN
4007
D2
W1
C8
16V 10U
RED
Over-current
Thermal
Low-Mid Hi-Mid
8R 30W
Tweeter
AGND
P102
Over-current
White
W4 P102
Treble
Vo ch2
P104
Vo ch1
GND
P103
T
H
E
R
M
IS
T
O
R
63V
C71
100N
2
6
1 3
5
4
S T R
- - -
AUX IN
J6
RAD .2in
100U
C3
25V
63V
C28
100N
1
/4
W R60
2K49
C44
33N
100V
R99
1/4W
.
10K0
1
/4
W R59
2K49
33N
C37
100V
R9
1/4W
.
47K
U8:A
MC33079P
R7
1/4W
MINI
20K0
RAD .2in
100U
C5
25V
63V
C43
100N
R3
1/4W
.
10K0
D23
4148
C39
63V 220N
1
/4
W
27K
R168
.
R11
1/4W
.
10K0
68N
C36
100V
3
3 W2:C
1
3 W2:A
R51
1/4W
.
30K
R76
1/4W
.
10K0
63V
C22
100N
4148
D7
4148
D4
4148
D1
C34
100V 100P
U8:C
MC33079P
10U 16V
C46
1
/4
W
1K0
R181
MINI
R87
1/4W
MINI
1K0
63V
C24
1U
4007
D5
D3
0W5
22V0
1
N
5
2
5
1
B
R
L
1N750ARL
ZD4
0W5
4V7
R27
1/4W
.
10K0
1N750ARL
ZD3
0W5
4V7
M
GAIN
5K 10C P1
C11
16V 10U
R39
1/4W
.
1M
R178
1/4W
.
4K7
C1
100V 100P
ZD5
0W5
10V0
1N5240BRL
P104
1
/4
W
2K2
R25
.
BLK
1
/4
W
47K
R37
.
1
/4
W
100K
R36
.
#7552
Input ch-1
Input ch-2
Thermal
Enable
Neutral
Mains
R174
1/8W
FLMP
681R
R65
1/4W
.
4K99
Low
Expander
Input
Filter
fuse

R71
1/4W
.
100R
1
/4
W
100K
R1
.
C55
63V 2U2
MECC
Control and
HCOM
Modulation
Rectification
and
Fitering
R20
1/4W
.
10K0
C31
50V 22U
R6
1/4W
.
10K0
U9:B
MC33079P
Output
stage and
Filtering
ch.2
R33
1/4W
.
270R
R4
1/4W
.
270R
Audio out
GND
Vs aux
Vd aux
8
V
+
4
V
-
U1:C 63V
C26
100N
63V
C27
100N
4
V
+
1
1
V
-
U9:E
R81
1/4W
.
10K0
1
/4
W
2K
R5
.
TO92
MPSA42
Q1
5113
63V
C42
100N
4
V
+
1
1
V
-
U8:E
33N
C45
100V
1
/4
W
.
10K0
R136
1
/4
W
4M7
R30
.
1
/4
W
3K
R28
.
R150
1/4W
.
30K
63V
C20
100N
U1:B
TL072
1
/4
W
22K
R38
.
63V
C23
1U
63V
C21
10U
R26
1/4W
.
10K0
R41
5.0W
.
10R
LD1
POWER
6554
BLU
IC
E
5
0
S
A
X
2
MPSA13
Q2
TO92
5105
50V
C81
12N
R175
1/4W
.
470R
C47
50V 22U
U9:A
MC33079P
U9:C
MC33079P
DC/DC
Converter
with
isolation
R2
1/4W
.
270R
P103
2 W6:A
2 W5:A
R172
1/4W
10K0
1/4W
2K49
R61
4
4 W1:D
1
4 W1:A
2
2 W3:B
1
2 W3:A
Signal ground
Amp ground
Bass
#7555
Woofer
Audio in
7
7 W4:G
5
7 W4:E
2
7 W4:B
3
7 W4:C
R34
1/4W
.
47R
2 W6:B
2 W5:B
4148
D6
63V
C102
100N
C58
100V 100P
U8:B
MC33079P
63V
470N
C10
C7
100V 33N
R23
1/4W
.
10K0
C54
63V 220N
U1:A
TL072
R86
1/4W
MINI
1K0
R58
1/4W
.
1K2
IN
REF
OUT
MC7915CT
6871
U6
2
4 W1:B
3
4 W1:C
S2:A S2:B
TWEETER (IN/OUT)
IN
REF
OUT
MC7815CT
6872
U4
LD2
6405
DISABLED
RED
TO92
Q9
5122
J109
1
/4
W
2K2
R35
.
Input ground
U8:D
MC33079P
R177
1/4W
.
270R
R176
1/4W
MINI
1K0
AGND
12" 4R 200W
IEC_RECT
ICE50SAX2
EMI
FILTER
S3
6
7 W4:F
1
7 W4:A
4
7 W4:D
R57
1/8W
FLMP
681R
U9:D
MC33079P
(Sheet 2 of 2)
TONE CONTROLS[P2]
3923
LINE OUT
J4
63V
C101
100N
8
V
+
4
V
-
U14:C
R74
1/4W
MINI
1K0
50V
C4
330P
C70
63V
1U
1
/4
W
2K2
R40
.
C6
100V 3U3
RAD POLY
U14:A
MC33078P
U14:B
MC33078P
Output
stage and
Filtering
ch.1
R70
1/4W
.
4K99
R64
1/8W
FLMP
681R S1:B
UP
DOWN
2
6
1 3
5
4
S T R
-
- -
J3
PHONES
90V TO 260V INPUT.
SEE PAGE 2 OF 2
FOR DETAILS.
CAUTION HIGH VOLTAGE
4 3
NSL-32SR2
U5:B
6858
ICEpower50SAX2 block diagram
TONE CONTROLS[D2]
1 2
NSL-32SR2
6858
U5:A
2
6
1 3
5
4
S T R
- - -
J2
ACTIVE INPUT (-6dB)
S1:A
DOWN
UP
GND / LIFT
2
6
1 3
5
4
S T R
-
- -
J1
PASSIVE INPUT (0dB)