Lincoln Electric IDEALARC SP-250 - Manuel (Page 101)

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J5
J6
J3
J4
C16
C18
X14
R47 C19
DZ3
R40
R89
R90
R48 R50
C23 C22
D24
D25
D26
D27
D28
D29
D30
D31
X8
R56 R51
C21
D44
D42
X18
R45
R22
Q12 D41
R43
D39 D40
R44
D43
D63
D55 D56
R66
C30 DZ4
OCI1
R75
DZ5
Q17
R71
X19
X11
X13
X12
R84
D59 D60
DZ2
D58
D62
D64
R62
C15
D61
C13
C14
C29
D52
C31
D35 R30
C44
C9
D73
R31
C20
C1
C3
C43
C2
OCI2
R87
D66 R86
OCI3
R94
D67 R92
D65
R85
D68
R96
R99
D51
D72
X16
Q11
X15
C48
C49
C50
C51
DZ6
C38
DZ7
J7
C45
R113 R114 R115
R35
R37
R121
R122
X10
DD1 R120
DZ1
C55
C56
D76
D75
R118
L3 L4 L5 L6
R103
J9
C79 C80
C92 C93 C94
C
C39
C40
R137 R136
TP1 TP2
TP3 TP5
Q21
R102
R124
L1
L2
R23
R12
R13
R14
R15
R34
R46
R72 R73 R74
R39
R82
R83
R77
R79
R38
R25
R32
R36
R78
R80
R28
R109
R20
R88 R93
R76
R81
R112
R116
R119
A
Q13
Q15 Q16
Q8
Q9
Q6
Q7
J1
X5
R100
D37
X7
X17
R7
D48
D47
C26
D70
D71
C27
R57
D49
D50
D38
C47
R52
D46
C24
D53
D54 C28 R16
C6
C8
C7
D32
D34
C17
D57
R70
R6
C10
C5
C4
D69
R1 R5
D45
D20
C32 C33
C34
C36
C37
C52
R3
C35
J8
SP-250 CONTROL
R123
C77
C78
Y1
C81 C82 C83 C84
C85 C86 C87 C88
L7
X2 X3 X20
C90 C91
J2
B
D
C95
C25
R138
D1
D2
X1
X21
X4
C11 G1992-2
X6
R8
R9
R10
R11
R108
R105
R107
R59
R60
R61
R111
R58
R53
R65
R98
R97
R63
R68
R33
R19
R91
R95
R4
R18
R2
R117
R54
R104
R101
R125 R126 R127 R128
R129 R130 R131 R132
R135 R133 R134
R140
R69
R55 R49
R67
R106
R139
Q1
Q2
Q3
Q4
X9
Q14
Q18
Q19
Q20
Q10
G-1 ELECTRICAL DIAGRAMS
G1992 CONTROL PC BOARD
G-1
IDEALARC SP-250
NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshoot-
ing. 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.