YORKVILLE A4.4, Service Manual

Page: 4 / 18

8 8
7 7
6 6
5 5
4 4
3 3
2 2
1 1
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
Product
Date:
Filename:
PCB#
M11642V1sch.SCH2001
{Drawing Number}
Sat Feb 23, 2002
EMI FILTER of Sheet
Rev:
2 1
V2.10
M1164
N46
*
N38
3682
WHITE
From line cord
W2
N93
BREAKER
N95
N55
N94
N72
N44
S1
12A
3451_N
GRN W5
CHASSIS GND
*
R1
1/2W
2R2
250V
C10
2U2
N45
LINE INPUT
120VAC
60HZ
250V
C13
470P
L9
3847
100UH
4595
Z3
275V
R2 2.0W
10MM 220K
OFF PCB
EMI FILTER
4595
Z2
275V
L8 3812
47UH
C24
250V 2U2
18uH
3899
L2
3451_N
WHITE W4
NEUTRAL
CONNECTED TO
POWER SWITCH
ON FRONT PANEL
4595
Z1
275V
3682
BLACK W1
From Breaker
3451_N
BLACK W3
(HOT)
1500UH
L4 3817
250V
2U2
C7
* OPTIONAL
L5 3802
22UH
9
10
11
12
13
MODEL(S):-
DATE VER# DESCRIPTION OF CHANGE #
1
2
3
4
5
6
7
8
N
N
N
N
N
V
V
V
V
V
D
D
D
D
D
N
N
N
pc#6497 ADD R2 ACROSS C7
ADD L2&R1 ACROSS L8
L4,L5,L8 POLARITY SHOWN
W3 & W4 changed from tab to eyelets
V
V
V
V2.10
V2.00
V2.00
V2.00
V2.00
D
D
JAN 24 2002
OCT 04 2001
SEPT 17 2001
Sept 17 2001
A4.4 / A4.4CE
M1164 LINE FILTER FOR ( SMPS )
Mounting NPH changed from 156 to 189 AUG 28 2001
D