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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 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-4
PRO-CUT 80
PC BOARD ASSEMBLY - CONTROL BOARD (CODE 10574 ONLY)
3-19-99
G
ITEM
REQ'D
PART NO. DESCRIPTION
CAPACITORS = MFD/VOLTS
INDUCTANCE = HENRIES
RESISTANCE = OHMS
0
.25
0
.25
5.75
~.04
6.00
3.75
3.55 8.75
.85
9.00
~.04
8.15
C1 ) 1 ) S13490-92 ) 3300/50
C2,C8,C10,C11,C13,C14,C17 ) 30 ) S16668-5 ) .022/50
C20,C23,C24,C31,C34,C35
C36,C37,C38,C39,C40,C41
C47,C49,C51,C53,C55,C63
C64,C65,C66,C68,C69
C3 ) 1 ) S13490-121 ) 1000/35
C4,C18 ) 2 ) S13490-63 ) .47/50
C5 ) 1 ) S13490-71 ) 100/50
C6 ) 1 ) T11577-52 ) .0047 or .005/1400
C7 ) 1 ) S13490-72 ) 50/50
C9 ) 1 ) S13490-93 ) 27/35
C12,C60 ) 2 ) S13490-126 ) .018/50V
C15,C16,C32,C33,C42,C58 ) 8 ) S16668-11 ) .1/50
C19,C25,C50 ) 3 ) S13490-25 ) 4.7/35
C21,C26,C28,C30,C54,C57 ) 8 ) S13490-42 ) 1.0/35
C62,C67
C22,C43,C44 ) 3 ) S16668-9 ) 150pF/100
C27,C48 ) 2 ) S16668-8 ) 330pF/100
C29 ) 1 ) S13490-135 ) 1.0/50V
C45 ) 1 ) S16668-4 ) 2700pF/50
C46,C52 ) 2 ) S16668-13 ) 10pF/100
C56 ) 1 ) S13490-108 ) .15/100
C59 ) 1 ) S16668-3 ) 100pF/100
C61 ) 1 ) S13490-19 ) 1.8/20
C70 ) 1 ) S16668-10 ) 4700pF/50
D1,D2,D3,D4,D5,D6,D7,D8,D9 ) 16 ) T12199-1 ) 1N4004
D14,D19,D20,D22,D23,D24
D25
D10,D11,D12,D13 ) 4 ) T12705-37 ) 1N5822 SCHOTTKY BARRIER DIODE
D15,D16,D17,D18 ) 4 ) T12705-34 ) 1N4936
D21 ) 1 ) T12705-23 ) 1N5818
DZ1,DZ2 ) 2 ) T12702-19 ) 1N4742A
DZ3 ) 1 ) T12702-52 ) 1N4733A
J1 ) 1 ) S18248-4 ) HEADER
J2 ) 1 ) S18248-10 ) HEADER
J3 ) 1 ) S18248-16 ) HEADER
J4 ) 1 ) S18248-6 ) HEADER
J5 ) 1 ) S18248-8 ) HEADER
LED1,LED2,LED3 ) 3 ) T13657-2 ) RED LED
Q1,Q2,Q3 ) 3 ) T12704-68 ) 2N4401
Q4 ) 1 ) T12704-80 ) HEXFET TRANS. (SS)
Q5 ) 1 ) T12704-69 ) 2N4403
R1 ) 1 ) T13165-16 ) 1.0 OHM, 5W RESISTOR
R2,R46,R187 ) 3 ) S19400-2671 ) 2.67K 1/4W
R3,R30,R32,R33,R34,R36,R37 ) 9 ) S19400-2430 ) 243 1/4W
R38,R39
R4 ) 1 ) S19400-30R1 ) 30.1 1/4W
R5 ) 1 ) S19400-6190 ) 619 1/4W
R6 ) 1 ) S19400-8251 ) 8.25K 1/4W
R7,R190,R191,R193,R194 ) 5 ) S19400-3921 ) 3.92K 1/4W
R8 ) 1 ) S19400-2001 ) 2.0K 1/4W
R9,R15,R50,R64,R88,R103 ) 7 ) S19400-1001 ) 1K 1/4W
R113
R10,R42,R96 ) 3 ) S19400-5110 ) 511 1/4W
R11,R12,R13,R14 ) 4 ) S19400-3320 ) 332 1/4W
R16,R21 ) 2 ) S19400-3322 ) 33.2K 1/4W
R17,R23,R26,R27,R61,R62 ) 31 ) S19400-1002 ) 10K 1/4W
R63,R68,R69,R81,R84,R93
R94,R104,R106,R108,R134
R138,R139,R154,R156,R158
R160,R164,R165,R166,R178
R179,R180,R181,R182
R18 ) 1 ) S24073-1 ) 10K,1/2W,TRIMMER
R19,R53,R55,R57,R85,R149 ) 7 ) S19400-5111 ) 5.11K 1/4W
R157
R20,R22,R110,R111,R124 ) 12 ) S19400-10R0 ) 10 1/4W
R125,R126,R127,R128,R142
R196,R197
R24,R35 ) 2 ) S19400-2210 ) 221 1/4W
R25,R47,R49,R80,R89,R153 ) 7 ) S19400-1003 ) 100K 1/4W
R183
R28,R112,R115,R116,R117 ) 7 ) S19400-3321 ) 3.32K 1/4W
R118,R133
R29,R91,R102 ) 3 ) S19400-8250 ) 825 1/4W
R31 ) 1 ) S19400-1004 ) 1M 1/4W
R40 ) 1 ) S19400-6191 ) 6.19K 1/4W
R41,R60,R135,R184 ) 4 ) S19400-1502 ) 15K 1/4W
R43,R44,R45,R130,R136,R137 ) 9 ) S19400-4751 ) 4.75K
R170,R171,R172
R48 ) 1 ) S19400-2802 ) 28.0K 1/4W
R52,R54,R56 ) 3 ) S19400-1000 ) 100 1/4W
R58,R76,R99,R100 ) 4 ) S19400-3741 ) 3.74K 1/4W
R65,R129 ) 2 ) S19400-2211 ) 2.21K 1/4W
R67,R70,R87,R101 ) 4 ) S19400-4752 ) 47.5K 1/4W
R72,R195 ) 2 ) S19400-1501 ) 1.5K 1/4W
R73,R107 ) 2 ) S19400-7681 ) 7.68K 1/4W
R77,R82,R175,R177 ) 4 ) S19400-1301 ) 1.3K 1/4W
R78,R159 ) 2 ) S19400-1211 ) 1.21K 1/4W
R79,R83,R155,R167 ) 4 ) S19400-2213 ) 221K 1/4W
R97 ) 1 ) S19400-8252 ) 82.5K 1/4W
R98 ) 1 ) S19400-2431 ) 2.43K 1/4W
R109 ) 1 ) S19400-6811 ) 6.81K 1/4W
R114 ) 1 ) S19400-5621 ) 5.62K 1/4W
R120,R121,R122,R123 ) 4 ) S19400-26R7 ) 26.7 1/4W
R131 ) 1 ) S19400-1212 ) 12.1K 1/4W
R132 ) 1 ) S16296-5 ) 10K TRIMMER
R140,R141 ) 2 ) S19400-2670 ) 267 1/4W
R152 ) 1 ) S19400-2002 ) 20K 1/4W
R173 ) 1 ) T10812-39 ) 50K 1/2W TRIMMER
R174 ) 1 ) S19400-6812 ) 68.1K 1/4W
R176 ) 1 ) S19400-4750 ) 475 1/4W
R188 ) 1 ) S19400-3922 ) 39.2K 1/4W
R189,R192 ) 2 ) T10812-68 ) 1K 1/2W TRIMMER
TP1,TP2 ) 2 ) T13640-15 ) 15J
X1 ) 1 ) S15128-16 ) IC,LT1014,LINEAR INTEGRATED CIRCUIT
X2 ) 1 ) S15128-18 ) IC,33074A,OP-AMP,QUAD,HIGH-PERF
X3 ) 1 ) S15128-4 ) IC,LM224,OP-AMP
J1
J3
J4
J2
J5
TP1
TP2
D1
D2
D3
D4
C1
X9
X7
X8
C5
R5
R6
R7
R8
R9
R10
C6
D9
D6
D8
D7
C3
R1
D5
R2
R3
R4
X5
X12
X1
X3
X2
C64
C66
C63
C65
R39
R38
C35
C15
R33
R32
C16
C37
C36
C47
R34
R37
R94
R93
R42
R27
R30
R36
R26
R28
C68
C2
C8
C69
R102
R87
R99
R29
R58
R67
R91
R100
R101
C39
R56
R57
C30
R115
R116
R117
R118
R54
R55
C28
R45
C21
R52
R53
R153
R49
C26
R152
R96
R103
R72
D14
C24
R46
R40
C53
C23
C43
C10
R35
C17
R24
C31
R48
R97
R78
R79
C22
R149
R89
R98
R88
D21
D23
R85
R84
R83
R120
R121
R122
R123
C56
D15
D16
D17
D18
R13
R14
R12
R11
R17
R19
C13
R124
R125
R126
R127
R128
R129
C57
D10
D11
D13
C32
C33
R131
R133
R134
R135
R130
C54
C55
R138
R139
R141
R137
C19
C61
C62
C42
C50
C60
D12
D20
R110
R111
R104
R109
R47
C40
R76
C41
R61
R62
R63
R68
R69
R106
R108
R112
R113
R114
R136
Y1
R44
R43
R31
C52
C48
C46
C34
C25
C20
C14
C18
C9
C59
DZ1
DZ2
D19
D22
D24
R20
R22
R140
R154
R155
R156
R157
R158
R159
R160
R164
R165
R166
R167
C4
R21
R23
R70
R73
R77
R80
R81
R82
R107
R170
R171
R172
X17
R174
R175
R176
R177
C51
R178
R179
R180
R181
R182
C67
C38
C49
Q4
R184
R183
X13 X14
R18
C44
C7
C70
R173
C45
DZ3
R195
R190
R191
R193
R192
R194
R188
R132
R187
R189
G3443-1
PRO-CUT 80 CONTROL
C11
C12
C27
C29
C58
D25
R15
R16
R25
R41
R50
R60
R64
R65
R142
X15
X16
X10
X4 X6
LED3
LED2
LED1
Q5
Q1
Q2
Q3
X11
R196 R197
C71,C72
C71
C72
3443-1B3
G-4
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