YORKVILLE A4.4, Руководство по обслуживанию

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2.10
M1164-
USE 2 OZ. COPPER DNS
DNS
Z2
VARISTOR
275V
RTV
RTV
Z3
VARISTOR
275V
Z1
VARISTOR
275V
W2
From line cord
W1
From Breaker
CHASSIS GND
W4
GRN
R2
2.0W 220K
C13
470P
L4
1500UH
L2
18uH R1
1/2W
2R2
C7
250V 2U2
W4
NEUTRAL
D/INS WHITE
W3
(HOT)
D/INS
BLACK
L5
22UH
CLINCH
ORIGIN
C10
250V
2U2
L8
47UH
13
12
11
10
9
DESCRIPTION OF CHANGE
5
4
3
2
1
# VER# DATE
MODEL(S):-
8
7
6
D
D
D V
V
V
V
V
D
D
N
N
N
N
N
D
FEB 14 2002
FEB 14 2002 V2.1
V2.1
V
A4.4 / A4.4CE
V2.00
V2.00
V2.00
V2.00
V2.1
AUG 28 2001
Sept 17 2001
SEPT 17 2001
OCT 04 2001
FEB 14 2002
M1164 LINE FILTER FOR ( SMPS )
ADD R2 220K 2W ACROSS C7
ADD L2&R1 ACROSS L8
L4,L5,L8 POLARITY SHOWN
W3 & W4 changed from tab to eyelets
Mounting NPH changed from 156 to 189
FIX HOLE SIZE FOR L5&L8
FIX MASKING PROBLEM FOR R1&L2
N
13
10
7
4
1
12
9
6
11
5
8
3
#
2
MODEL(S):-
PC#
*PLACE IMPLEMENTED CHANGES INTO BOARD HISTORY
PENDING CHANGE
X
X
X
X
X
X
X
X
X
X
X
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
PC
M1164 PENDING CHANGES
Force update parts #4595, 5521, 3682 which have new pads
that reduce the chance of shorting.
A4.4