Lincoln Electric INVERTEC SVM101-B - Manual (Page 110)

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro-
vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the
machine.
ELECTRICAL DIAGRAMS G-18
V300-I
PC BOARD ASSEMBLY - SWITCH - (L10958-1)
G-18
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L10958-1
A
11/01/2002
0
0
6.40
8.50
SWITCH
C3 C4
R4
6
R2
8
R4
5
R2
2
R4
4
R4
3
R1
5
R1
1
R3
5
R3
6
R3
7
R4
2
R3
8
R3
9
R4
0
R4
1
R1
6
R1
4
R1
3
R1
2
R1
0
R7
R5 R4
R3
2
R2
R2
4
R3
1
R3
0
R2
0
R2
3
R2
1
R1
8
R3 R1
R2
9
R1
7
R8
R6 R9 R3
3
R3
4
R2
7
R2
5
R2
6
R1
9
C8 C2
C5
C6
C1
C7
DZ8 DZ5
D6 D1
DZ9
D7
DZ1
2
DZ7
D8
DZ3
DZ4
DZ6
D2
D3
D4
D5
D1
0
D9 DZ1 DZ2
Q2 Q3 Q1 Q10
B8 B4 Q11
Q12
Q8
Q9
Q4
Q5
Q6
Q7
L10958-1
B1 B2 B5 B6 B7 B3 B9 B10 B11 B12
A2 A1
ITEM REQ'D PART NO. IDENTIFICATION
R27,R33,R34
R45,R46
C1,C5,C6,C7 4 S16668-5 .022/50
C2,C8 2 S16668-4 2700pF/50
C3,C4 2 S13490-112 .047/1200
D1,D2,D3,D4,D5,D6,D7,D8, 10 T12705-34 1N4936
D9,D10
DZ1,DZ2,DZ3,DZ12 4 T12702-27 1N4740
DZ4,DZ7 2 T12702-29 1N4744A
DZ5,DZ8 2 T12702-53 1N4728A
DZ6,DZ9 2 T12702-40 1N4735
Q1,Q2,Q3,Q10 4 T12704-73 IC PKG MOSFET
Q4,Q12 2 T12704-68 2N4401
Q5,Q6,Q7,Q8,Q9,Q11 6 T12704-69 2N4403
R1,R3,R5,R24 4 S19400-1000 100 1/4W
R2,R4 2 S19400-2210 221 1/4W
R6,R8,R9,R17,R19,R25,R26 10 S19400-10R0 10 1/4W
R7,R30 2 S19400-1501 1.5K 1/4W
R10,R32 2 S19400-1502 15K 1/4W
R11,R15,R22,R28,R43,R44 8 S19400-2R00 2.00 1/4W
R12,R14,R20,R21 4 S19400-1001 1K 1/4W
R13,R31 2 S19400-20R0 20 1/4W
R16,R23 2 S19400-2212 22.1K 1/4W
R18,R29,R37,R42 4 S19400-4750 475 1/4W
R35,R36 2 S19400-47R5 47.5 1/4W
R38,R39,R40,R41 4 S19400-3922 39.2K 1/4W