Lincoln Electric INVERTEC V300-PRO SVM105-B Service Manual page 110

G-18
PC BOARD ASSEMBLY - SWITCH - (L10958-1)
B12 B11 B9 B10
6.40
C3
Q3 Q2
0
0
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.
B3 B7 B5
C4
B8 B4
L10958-1 SWITCH
ELECTRICAL DIAGRAMS
B6 B2 B1
Q1
Q10
8.50
ITEM PART NO.
REQ'D
C1,C5,C6,C7 4 S16668-5
C2,C8 2 S16668-4
C3,C4 2 S13490-112
D1,D2,D3,D4,D5,D6,D7,D8, 10 T12705-34
D9,D10
DZ1,DZ2,DZ3,DZ12 4 T12702-27
DZ4,DZ7 2 T12702-29
DZ5,DZ8 2 T12702-53
DZ6,DZ9 2 T12702-40
Q1,Q2,Q3,Q10 4 T12704-73
Q4,Q12 2 T12704-68
Q5,Q6,Q7,Q8,Q9,Q11 6 T12704-69
R1,R3,R5,R24 4 S19400-1000
R2,R4 2 S19400-2210
R6,R8,R9,R17,R19,R25,R26 10 S19400-10R0
R27,R33,R34
R7,R30 2 S19400-1501
R10,R32 2 S19400-1502
R11,R15,R22,R28,R43,R44 8 S19400-2R00
R45,R46
R12,R14,R20,R21 4 S19400-1001
R13,R31 2 S19400-20R0
R16,R23 2 S19400-2212
R18,R29,R37,R42 4 S19400-4750
R35,R36 2 S19400-47R5
R38,R39,R40,R41 4 S19400-3922
G-18
IDENTIFICATION
.022/50
2700pF/50
.047/1200
1N4936
1N4740
1N4744A
1N4728A
1N4735
IC PKG MOSFET
2N4401
2N4403
100 1/4W
221 1/4W
10 1/4W
1.5K 1/4W
15K 1/4W
2.00 1/4W
1K 1/4W
20 1/4W
22.1K 1/4W
475 1/4W
47.5 1/4W
39.2K 1/4W
A
11/01/2002
L10958-1
V300 PRO