Lincoln Electric SVM104-A service manual Control Board, Identification

ELECTRICAL DIAGRAMS G-7

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Item Identification

X4 . . . . . . . . . . . . . . . . . . . . . . . . . . . .IC,NMOS,MCU,68705R3CS X5 . . . . . . . . . . . . . . .IC-CMOS,GATE,NAND,2-INPUT,QUAD,4011 X6 . . . . . . . . . . . . . . . . .IC-CMOS,INVERTER,SCHMITT,HEX,4584 C14 . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-CEMO,22P,100V,5% C36,C45 . . . . . . . . . . . . . . . . . .CAPACITOR-CEMO,100P,100V,5%

C5,C8,C12,C13,C27,C30,C31 . .CAPACITOR-CEMO,.022,50V,20% C38,C52,C56

J4,J7 . . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,4-PIN J2,J10 . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,6-PIN J5 . . . . . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,8-PIN C11 . . . . . . . . . . . . . . . . . . .CAPACITOR 150uF, 50V, +150% -10% D1,D2,D3,D4,D5,D6,D7,D8,D9 . . . . . . . . . .DIODE-AXLDS,1A,400V

D10,D11,D12,D13,D14,D24

D25,D35,D36,D46,D47,D48

D49,D50,D58,D59,D69,D70

D71 *

D26,D27,D29,D30 . . . . . . . . . . . . . . . . . .DIODE-AXLDS,1A,1000V L6 . . . . . . . . . . . . . . . . . . . . . .CHOKE-5.6MH,10%,28MA,MOLDED L1,L2,L3,L4 . . . . . . .CHOKE-5.0MH,5%,160MA,CONFORMAL,SLV PT3 . . . . . . . . . . . . . . .TRANSFORMER-PULSE,3-WINDING,1:1:1 C2,C4,C26,C43,C44 . . . . . . . . . . .CAPACITOR-TAEL,4.7,35V,10% C42 . . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-TAEL,2.7,50V,10% C6,C50,C53,C54,C55,C58,C60 . .CAPACITOR,PCF, 0.027,50V,20%

C64,C65,C66,C67

C1,C3 . . . . . . . . . . . . . . . . .CAPACITOR-ALEL,3300,50V,+30/-10% C10,C16,C39,C40,C41 . . . . . . .CAPACITOR,PEMF, 0.33,200V,10% OCI1,OCI2,OCI3 . . . . .OPTOCOUPLER-TRIAC DRIVER,ZVC,3043 TRI1,TRI2,TRI3 . . . . . . . . . . . . . . . . . . . . . .TRIAC, T220, 6A, 400V J3 . . . . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,10-PIN J6 . . . . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,12-PIN J8 . . . . . . . . . . . . . . . . . . .CONNECTOR,MOLEX,MINI,PCB,16-PIN C46 . . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-PEF,0.1,100V,10% C48 . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-PEF,0.22,100V,10% C29 . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-PEF,.047,200V,10% C25 . . . . . . . . . . . . . . . . . . . . .CAPACITOR-CD,.02,600V,+80/-20% C63 . . . . . . . . . . . . . . . . . . . . .CAPACITOR-CD,.05,600V,+80/-20% C21,C22,C23 . . . . . . . . . . . . . . . . .CAPACITOR-PEF,0.1,400V,10% DZ8 . . . . . . . . . . . . . . . . . . . .ZENER DIODE-5W,15V,5%,1N5352B DZ3,DZ9,DZ10 . . . . . . . . . . . .ZENER DIODE-1W,15V,5%,1N4744A DZ7 . . . . . . . . . . . . . . . . . . . .ZENER DIODE-5W,17V,5%,1N5354B

Q1,Q3,Q4,Q5,Q6,Q8,Q9,Q13 . . . . . . . . . . . . . . . . . .TRANSISTOR N,T226,0.5A,40V,2N4401

Q14,Q16

Q2,Q15 . . . . . . . . . . . . . . .TRANSISTOR-P,T226,0.5A,40V,2N4403 D55,D56,D61,D64 . . . . . . . . . .DIODE-AXLDS,1A,400V,FR,1N4936 R119,R120 . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-CC,1W,3.3,5% R114 . . . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-CC,2W,15,5% R160,R161 . . . . . . . . . . . . . . . . . . . . .RESISTOR-CC,1/2W,100,5% R23,R24 . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-CC,1/2W,150,5% R25,R26,R75 . . . . . . . . . . . . . . . . . . .RESISTOR-CC,1/2W,330,5% C49 . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-PEMF,.047,100V,10% Q12 . . . . . . . . . . . . . . . . .TRANSISTOR-ND,T220,5A,100V,TIP122 R27,R31,R33,R85,R102,R127 . . . . . .RESISTOR-MF,1/4W,100,1%

R128,R164

R12,R18,R19,R38,R48,R53 . . . . . . .RESISTOR-MF,1/4W,1.00K,1% R56,R60,R63,R65,R68,R72 R73,R74,R80,R121,R159,R169

R175,R176

CONTROL BOARD

Item Identification

R3,R8,R14,R20,R21,R35,R36 . . . . .RESISTOR-MF,1/4W,10.0K,1% R40,R41,R43,R44,R81,R82

R94,R95,R96,R97,R98,R103

R104,R111,R123,R130,R150

R151,R152,R165,R170,R171

R172,R173

R140,R142,R143 . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,100K,1% R144 . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,1.00M,% R76 . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,10.0,1% R46,R90,R93 . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,1.50K,1% R55,R62,R66 . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,200,1% R30,R45,R57,R59,R69,R83 . . . . . . .RESISTOR-MF,1/4W,2.21K,1%

R157,R158,R174

R101,R137 . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,22.1K,1% R70,R89,R91,R100,R139,R156 . . . .RESISTOR-MF,1/4W,221K,1% R2 . . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,267,1% R1,R54,R64,R67 . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,26.7,1% R71,R148,R149 . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,3.01K,1% R32 . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,332,1% R47,R129,R168,R177,R178 . . . . . . .RESISTOR-MF,1/4W,3.32K,1% R86,R87,R145,R179,R180 . . . . . . . .RESISTOR-MF,1/4W,33.2K,1% R28,R29,R34,R84,R99,R108 . . . . . . .RESISTOR-MF,1/4W,475,1%

R153,R154,R155

R16 . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,4.75K,1% R22,R58,R138,R146,R147 . . . . . . . .RESISTOR-MF,1/4W,5.11K,1% R15 . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,5.62K,1% R9 . . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,681,1% R5,R6,R10,R61,R141 . . . . . . . . . . .RESISTOR-MF,1/4W,6.81K,1% R4,R7,R11 . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,68.1K,1% R166 . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,68.1,1% X3,X7 . . . . . . . . . . . . . . .IC-OP-AMP,QUAD,GEN-PURPOSE,224N OCI6,OCI7,OCI9 . . . . . .OPTOCOUPLER-PHOTO-Q,70V,CNY17-3 DZ1 . . . . . . . . . . . . . . . . . . . .ZENER DIODE-1W,10V,5%,1N4740A DZ6 . . . . . . . . . . . . . . . . . . .ZENER DIODE-1W,6.2V,5%,1N4735A

DZ2,DZ4,DZ5,DZ13,DZ14,DZ15

. . . . . . . . . . . . . . . . . . . . . . .ZENER DIODE-1W,5.1V,5%,1N4733A

DZ17,DZ18,DZ19,DZ20,DZ21

Q7 . . . . . . . . . . . . . . . .TRANSISTOR-NMF,4PDIP,1A,100V,RFD110 C9,C15,C17,C18,C19,C28,C51 . . .CAPACITOR-TAEL,1.0,50V,10%

C62 *

C24 . . . . . . . . . . . . . . . . . . . . .CAPACITOR-CEMO,4700P,50V,10% L7,L8,L9 . . . . . . . . . . . . . . . .CHOKE-330UH,10%,110MA,MOLDED C68 . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-CD,.0047,3000V,20% DZ16 . . . . . . . . . . . . . . . . . . .ZENER DIODE-1W,12V,5%,1N4742A R13 . . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,243,1% R88 . . . . . . . . . . . . . . . . . . . . . . . . .RESISTOR-MF,1/4W,8.25K,1% Y1 . . . . . . . . . . . . . . . . . . . . . . .CRYSTAL-QUARTZ,3.579545MHZ OCI4 . . . . . . . . . . . . . . . . . .OPTOCOUPLER-TRIAC DRIVER,3023 C20 . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR-PEF,0.22,400V,10% D72 . . . . . . . . . . . . . . . . . . . . . . . .DIODE-AXLDS,3A,600V,1N5406 R49,R184 . . . . . . . . . . . . . . . . . . . .RESISTOR, WW, 5W, 390, 5% R78,R181,R182 . . . . . . . . . . . . . .RESISTOR, MF, 1/4W, 90.0K, 1% SCR1 . . . . . . . . . . . . . . . . . . . . . . . . .SCR-T220,25A,600V,2N6508 C7 . . . . . . . . . . . . . . . . . . . . . . . .CAPACITOR,CEMO,0.1,50V,10% X1 . . . . . . . . . . . . . . . . . . . . . .IC-VOLT REG, FIXED,3-T,(+),1A,5V X2 . . . . . . . . . . . . . . . . . . . . .IC-VOLT REG, FIXED,3-T,(+),1A,15V

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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 dis- courages 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.

PRO-CUT 60