Electrical diagrams, Pc board assembly - chopper board – Lincoln Electric COMMANDER SVM145-B User Manual
Page 170
COMMANDER 300
G-9
ELECTRICAL DIAGRAMS
PC BOARD ASSEMBLY - CHOPPER BOARD
3135-1
3135-1
2-19-99F
G
G
CAPACITORS = MFD/VOLTS
RESISTORS = OHMS
ITEM
REQ'D
PART NO
IDENTIFICATION
~.04
4.00
~.04
DZ2,DZ3,DZ5
3
T12702-29
1N4744A
0
0
9.00
C2
1
S13490-8
50/25
D1,D2,D3,D4,D5
5
T12199-1
1N4004
DZ1
1
T12702-52
1N4733A
OCI1
1
S15000-28
OPTOCOUPLER,TTL-OUT
R1
1
S18380-5
PTC THERMISTOR
R2
1
S19400-3320
332 1/4W
R10,R11,R13,R15,R17,R19
6
S19400-10R0
10 1/4W
X2
1
S15018-19
IC,T0220T,FETDRIVER
.500~.005
J1
1
S24020-6
HEADER,VERTICAL
C5
1
T11577-49
500 / 50
XXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXX
X
X
X
X
X
X
X
X
X
C1,C3,C4,C7
4
S16668-11
.1/50
DZ4
1
T12702-55
IN4738A
Q1
1
T12704-41
R12
1
S19400-4752
47.5K 1/4W
R21
1
S19400-1002
10K 1/4W
R3
1
S19400-1001
1K 1/4W
D1
D4
D3
D2
C5
C2
C1
R11
R13
R15
R17
R19
C4
R3
DZ1
R1
B4
OCI1
R2
R10
G3135-1
B1
B2
B5
B3
CHOPPER
200 AMP
X2
DZ2
DZ3
R4
Q1
R20
R18
R16
R14
DZ5
D5
R21
DZ4
C7
J1
R12
A1
R4,R14,R16,R18,R20
5
S19400-4751
4.75K
D6,D7
2
T12705-23
1N5818
C7
1
S16668-3
100pf/100V
C3
G-9
NOTE: Lincoln Electric assumes no responsibility for liabilities 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 provided 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.