YORKVILLE A4.4, Service Manual

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2V2
M1167
VCD
2V2
#8731
#8799
ADD GOOP
M1167
#8799
ADD GOOP
#8731
4.FOR PARTS USING TEAR DROP SHAPE PAD BEND LEADS TO FOLLOW 2. SHORT SOLDER LINK AFTER FINISHING
Top Assy
1. CHECK ALL TO-220 & TO-3 PBL FOR SHORTS BEFORE WAVE SOLDER
BARE COPPER OF THE PAD AS SHOWN
3. USE I.C SOCKET FOR U32 PART #3564
PRODUCTION NOTES:
5 .USE EPOXY TO GLUE T1 AND L1 TO PCB --USE NUT AND BOLT (8747-8800) TO MOUNT T1
#8741
#8701
#8871
#3846
MYLAR Z293
#8701
BELL WASHER
#3501
#3846
BELL WASHER
#8670
PCB M1167
MYLAR Z293
#8701
MYLAR Z293
#3501 #8670 #8741
HEATSINK Z197
HEATSINK Z197
PCB M1167
PCB M1167
BELL WASHER
#3501
HEATSINK Z168
ASSEMBLY FOR D17
ASSEMBLY FOR D2 & D14
ASSEMBLY FOR D1,D9,D6,D5 ASSEMBLY FOR D7,D4,D8,Q6,Q
7
GE
BC
C
E
IRG4PC50W
STTA1206D
CATHODE
ANODE
BDX54C
MT2
MT3
MT5
M1167
MT4
CH "A"
2V2
M1167
CH "B"
1
INSULATING MYLAR Z293
HEAT SPREADER Z168
INSULATING MYLAR Z293
INSULATING MYLAR Z293
L-SHAPE HEATSINK Z197 L-SHAPE HEATSINK Z197
2V2
M1167
Pcb Mech
R
T V
5865
C34 100N
5865
C29
100N
VT
R
VT
R
VT
R
VT
R
5865
C39
100N 5865
C36
100N
R7
10K
W47 BLK
5865
C9
100N
R
T V
R11
1.0W
1K
VT
R
W24
.
BLK
VT
R
VT
R
C40 3U3 20V
C47
100N
12
34
W5
4 CIR
W39
BLK
.
W38 WHT
.
W40
RED
R6 6R2
C14
100P
W46 BLK
W44
YEL
5632
C22
63V
470U
VT
R
C45
470N 250V
VT
R
5865
C35 100N
R
T V
C48
10V 47U
5865
C30
100N
C43
470N
VT
R
VT
R
VT
R
GUIDE
ETCH
D20
16V0
R12
10R
R10
1.0W
1K
C33
22U
50V
C6
22U 50V
VT
R
VT
R
C12
470N
W26
.
BLK
VT
R
W28
.
BLU W29
.
BLU
W33
.
RED
W34
.
RED
1 2 3 4 5 6 7 8 9 10 11 12
3536
W6
12 CIR
R2
1/2W
1K
C46
100N
6881
U1
H11A817C
R1
330R
3.0W
5523
C2
10N
250V
5523
C5
10N
250V
6821
D11
STTA1206D
6821
D12
STTA1206D
TC4427CPA
U32
C20
20V 3U3
6821
D13
STTA1206D
5635
C23
35V
1000U
3847
L12
100UH
5865
C25
100N
6826
D1
STTA806D
68216821
STTA1206D
D7
68216821
STTA1206D
D4
6826
D6
STTA806D
6826
D5
STTA806D
Q6
.
TO220
BDX54C
C50
10U 16V
VT
R
5419
C8
330P
500V
3847
L10
100UH
W42
BLK
R9
10K
R8
6R2
VT
R
R13
10R
D21
16V0
5622
C42
470U
16V
VT
R
VT
R
C11
100P
W41
RED
W43
BLK
VT
R
D19
HER508
D3
UF5402
5232 600V 47N
C3
VER: 2V2
A4.4
M1167
55
6
12
3
4
5
W7
TO W3 (M1170)
6 CIR
C19
100U
25V
W30
.
WHT
W37
.
WHT
W23
.
BLK
W32
.
YEL
W31
.
YEL
3847
L6
100UH
5622
C41
470U
16V
R5
1/2W
1K
GUIDE
ETCH
5601
C15
250V
2U2
5232
C1
600V
47N
SOCKET TAB SOCKET WITH DIRECTION NORMAL NORMAL LARGE SOCKET UPSIDE DOWN
EYELET LEGEND
6770
D17
BRIDGE
6734
Q2
IRG4PC50W
GUIDE
ETCH
R3
5W
0R005
D22
HER508
6734
Q4
IRG4PC50W
D15
UF5402
W45
YEL
6821
D10
STTA1206D
5886
C16
6800U
80V
5602
C27
330N
250V
1193
T1
A4.4
3816
L1
50UH
6821
D14
STTA1206D
68216821
STTA1206D
D2
C4
100U 25V
5865 C38
100N 5865
C37
100N
3847
L7
100UH
5886
C26
6800U
80V
5886
C28
6800U
80V
6826
D9
STTA806D
Q7
.
TO220
BDX53C
68216821
STTA1206D
D8
CLINCH
ORIGIN
3793
L3
20UH
1-
1-
2+
1+
2+
1+
2-
2-
NL4MP-1
J2
CHANNEL B
3628
5886
C17
6800U
80V
5886
C32
6800U
80V
5886
C31
6800U
80V
3847
L11
100UH
D16
UF4004
VCD
LONG AXIS
SHORT AXIS
INSERT ORIGIN
D18
UF4004
13 12 11 10 9
DESCRIPTION OF CHANGE
5 4 3 2 1
#
VER#
DATE
MODEL(S):-
8 7 6
D D DV
V V V V
D D
N N N N N
D D DV
V V
A4.4
2.00 2.00 2.00 2.10 2.20
D D D APR/05/02 Oct/07/2003
A4.4 SWITCH MODE POWER SUPPLY
D2,D4,D7,D8 #6826->#6821 Corrections to some pads C15&C1 moved, Enlarge MTH pad for D14&D2 move mounting hole near C24 and Mounting NPH changed from 156 to 189 N N N
5886
C21
6800U
80V
5886
C18
6800U
80V
1-
1-
2+
1+
2+
1+
2-
2-
NL4MP-1
J3
CHANNEL A / BRIDGE
3628