Control board (l5767) layout, Electrical diagrams – Lincoln Electric LN-8 SVM132-A User Manual
Page 97
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ELECTRICAL DIAGRAMS
LN-8
CONTROL BOARD (L5767) LAYOUT
LN-8
CONTROL
L5767-1
D6
D7
12
34
56
78
N
O
BAL
CAL
FS
ITEM
REQ’D.
PART No.
IDENTIFICATION
C1
C2
C3
C4
C5
C6,C10,C11,C12,C13
C7,C8
C9
1
1
1
1
1
5
2
1
S13490-42
S13490-67
S13490-104
S13490-25
T11577-26
S16668-5
S13490-102
T11577-52
1.0/35
2/50
39uF/20V
4.7/35
.1/100
.022/50
.047/100
.0047 or .005/1400
D1,D2,D8,D9,D10,D11,D12,D13,D14
D3,D4
DZ1
DZ2
9
2
1
1
T12199-1
T12199-2
T12702-4
T12702-29
1N4004
1N4007
IN4747
1N4744A
L1
PT1
1
1
T12218-2
T12737-2
5.6mH
1:1:1
Q1,Q3
Q2
QU1
2
1
1
T12704-69
T12704-68
T12707-4
2N4403
2N4401
2N6027
R1
R2
R3,R14,R16,R22
R5,R6
R7
R8,R9
R10
R11
R12
R13
R15
R17
R18,R25
R19
R20,R29
R21
R23
R24,R26
R27
R28,R31
R30
1
1
4
2
1
2
1
1
1
1
1
1
2
1
2
1
1
2
1
2
1
S19400-6811
T10812-73
S19400-1002
S19400-4751
S19400-15R0
S19400-3322
S19400-7500
T10812-39
S19400-2672
S19400-3922
S19400-6812
S19400-2212
T14648-11
S19400-5622
S19400-1502
S19400-1501
T14764-2
T10812-68
S19400-1500
S19400-5110
S19400-5232
4700 5W
.25 7W
SCR1,SCR2
2
S15161-6
2N6397
TP1
1
T13640-11
45J
CAPACITORS = MFD/VOLTS
INDUCTANCE = HENRYS
RESISTORS = OHMS/ 1/4W UNLESS OTHERWISE SPECIFIED
2K 1/2W
50K 1/2W
1K 1/2W
1-24-97B
L5767-1
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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 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.