YORKVILLE PSA1S Manuel De Service page 14

A B C
1
2
Use YS#3606 breaker for both NA and CE.
AC In
DPDT Switch
S2
3 2
2
Circuit Breaker
W16:B
S15
1u0
C26
275V
4
1
2
W16:A
5
6
7
Microcontroller (on preamp board)
100N
C43
8
63V
3
VDD
8
PTA0
U7
Power/Fault
7
PTA1 BKGD
LD2
GRN
6
6408 PTA2
9
PTA5
R50 5
6971
PTA3
470R
Use YS#4007 .
VSS
4
10
11
A B C
D E F G
R101
1/4W
180R
.
K1:A
4127
R100
NTC
3
3 W9:C
5R0
6489
2
4N7
3 W9:B
C28
3 2
1
1
250V
3 W9:A 3575
3817 L1
0 W10
1500UH
4N7
C50
120Vac
250V
2
2 W7:B
1
2 W7:A
2
2 W8:B
2 1
1 4093
2 W8:A
240Vac
BDM_PORT
THESE PARTS ARE NOT STUFFED.
1 6
6 W3:A W3:F 6
2 5
6 W3:B W3:E 6
3 4
6 W3:C W3:D 6
2
D27 2N5551
1
Q6
BAT85
5107
TO92
R95
113K
. RAD
D28
BAT85
D E F G
H I J
100U
R102
C53
820R
BC560C
RAD .2in 25V
.
R103
Q7
4127 1/4W
5102
15K
.
TO92
K1:B
D29
4148
RED
BLK
W5
1
W5:A
6
2
W5:B
BLU 6
VIO 3
W5:C
6
BRN
4
W5:D 6
GRY
YEL/BLK 5
W5:E 6
Pin 6 N.C.
6
W5:F 6
YEL
WHT
GRY
PRIMARIES SECONDARIES
CH1415U
Open Woofer Shutdown
C51
470P 50V
R94
R84
10K0
1/4W
MINI
10K0
MINI
TL072
4148
R96
1/4W U13:C TL072
10K0 D26
MINI
U13:B
22U
U13:A
C52
D25
.2in 50V
4148
R85
1/4W
10K0
MINI
H I J
K L M N
+120V
4700U 4700U 4700U 4700U
BRIDGE C22:A C23:A C24:A C25:A
160V 160V 160V 160V
D6
SIP
6772
0 W12
ZD65
5W0 5V1
5124
1N5338B
5%
2486 U9
F3
D9 MC7815CT
IN OUT
T1.5 REF
4007
6872
TO220
D21
3300U 100N
100N
4007
C36 C44
C38 D30
4007
18X35MM
50V 63V
63V
3300U 100N 100N
4007
D16
C37 C39
D31
18X35MM 50V 63V TO220 63V
2486 4007
6871
F4
D20
REF
IN OUT
MC7915CT
T1.5
4007
U10
ZD67
5V1 5W0
1N5338B
5%
5124
R82
1/4W
10K0
MINI
R83
1/4W
10K0
MINI
K L M N
O P Q
R97
W11
5K1
.
2 W15:A 1
9 W11:A
2
2 W15:B
9 W11:B
R99
5K1 3
To Limiter
9 W11:C
.
4
9 W11:D
5
9 W11:E
6
9 W11:F
7
9 W11:G
8
9 W11:H
9
U11
9 W11:I
MC7805CT
IN OUT
REF
6738
100N
TO220
C46
63V
100N
C45 C47
63V
6736
REF
IN OUT
MC7905CT
U12
Product
PSA1S
MCU/Power Supply PCB# M1449 Sheet 2 of 4
Date: Wed May 27, 2015 Rev: V03 YsType: YSL
Filename: M1449V03sch.sch2006
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