Lincoln Electric SVM151-A service manual PC Board ASSEMBLY-PERIPHERAL

Page 110

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G-10

ELECTRICAL DIAGRAMS

G-10

PC BOARD ASSEMBLY-PERIPHERAL

 

 

 

 

 

ITEM

PART NO.

QTY

PC BOARD REFERENCE

DESCRIPTION

 

N.C.

 

DESIGNATORS

 

V

1

G3662-B

1

PCB BLANK

 

4

 

 

2

S24671

1

 

PLUG,KEYING PLUG

3

N.F.

 

3

M19436-4

1

 

POTTING TRAY

 

4

S8025-80

2

 

SELF TAPPING SCREW

 

 

 

 

 

 

 

5

E2527

65g

 

EPOXY ENCAPSULATING RESIN

 

 

N.H.

6

E3539

AS REQ.

 

ELECTRICAL INSULATING COMPOUND

 

 

7

S24764-2

1

X5

SOFTWARE

 

 

 

 

FOR ITEMS LISTED BELOW REFER TO ELECTRONIC COMPONENT DATABASE FOR COMPONENT

 

 

 

 

 

 

SPECIFICATIONS

 

 

 

8

S25020-3SMT

15

C15,C17,C19,C20,C21,C22,

SCAP,0.1uF,0805,50V,X7R,10%,TR,NP

 

 

 

 

 

 

C28,C29,C30,C31,C32,C37,

 

 

 

 

 

 

 

C40,C41,C42

 

 

Br

 

9

S25020-2SMT

7

C2,C3,C36,C43,C44,C45,C46

SCAP,0.022uF,CER,0805,50V,X7R,10%,TR

 

 

10

T11577-58

1

C23

CAP,0.0047,3000V,20%,CERAMIC DISC

 

 

 

11

S25024-5SMT

2

C24,C27

SCAP,4.7uF,TANT,7343,35V,10%,TR,NP

 

 

 

12

S25024-9SMT

1

C34

SCAP,100uF,TAN,7343,20V,20%,TR,NP

 

 

(2.09)

13

S25024-7SMT

2

C35, C38

SCAP,47uF,TAN,7343,20V,10%

 

 

14

S25024-8SMT

1

C39

SCAP,22uF,TAN,7343,25V,10%,POLAR,TR

 

 

 

 

 

 

15

S25040-3SMT

1

D1

SDIO,MURD620CT,6A,200V,ULTRA-FAST,TR,NP

 

 

 

16

S25040-2SMT

11

D6,D7,D10,D11,D12,D15,

SDIO,1A,400V,DO-214BA,GLS,NP

 

 

 

 

 

 

D17,D18,D19,D20,D22

 

 

 

 

17

S25044-4SMT

2

DZ2,DZ3

SDIO,1SMB5929BT3,3W,15V,5%

 

 

 

18

S25044-6SMT

1

DZ4

SDIO,1SMB5935BT3,3W,27V,5%,TR,NP

 

 

 

19

S25044-7SMT

1

DZ5

SDIO,1SMB5943BT3,3W,56V,5%

 

 

 

20

S25044-8SMT

1

DZ6

SDIO,1SMB5932BT3,3W,20V,5%

 

 

 

21

S18248-6

1

J30

CON,MOLEX,39-28-1063,PCB,6 PIN,TIN

 

 

 

22

S24020-16

1

J31

CON,MOLEX,15-97-7162,MINI,PCB,16 PIN,TIN

 

 

 

23

S24020-12

1

J32

CON,MOLEX,15-97-7122,MINI,PCB,12 PIN,TIN

 

 

 

24

S25051-2SMT

1

Q1

STRA,IRF640S,200V,D2 PAK

 

 

 

25

S25050-1SMT

3

Q2,Q3,Q4

STRA,2N4401,SOT-23,NPN,TR,

 

 

 

26

S25050-2SMT

1

Q5

STRA,2N4403L,PNP,SOT-23,NP

 

 

 

27

S25000-5110SMT

6

R102,R156,R157,R158,

SRES,511,TKF,0805,1%,1/10W,TR

 

 

 

 

 

 

R159,R160

 

 

(6.59)

 

28

S25000-47R5SMT

1

R103

SRES,47.5,0805,1%,1/10W

 

 

 

29

S25000-4750SMT

1

R127

SRES,475,TKF,0805,1%.1/10W,TR

 

 

 

30

S25000-1211SMT

3

R129,R130,R144

SRES,1.21K,0805,1%,1/10W,TR,NP

 

2

 

31

S25000-1501SMT

5

R131,R132,R141,R142,R173

SRES,1.5K,TKF,0805,1%,1/10W,TR

 

 

32

S25001-47R5SMT

2

R133,R150

SRES,47.5,TKF,1206,1%,1/4W

 

 

 

33

S25010-4SMT

1

R134

SRES,4.32K,2512,1%,1W

 

N.B.

 

34

S25010-5SMT

2

R135, R143

SRES,3.92K,2512,1%,1W

 

 

35

S25000-7500SMT

1

R136

SRES,750,TKF,0805,1%,1/10W

 

N.G.

 

 

 

36

S25000-2210SMT

2

R145,R146

SRES,221,TKF,0805,1%,1/10W,TR

 

 

 

 

 

 

 

 

 

 

 

37

S25000-2000SMT

1

R162

 

 

SRES,200,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

38

S25000-5111SMT

 

1

R163

 

SRES,5.11K,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

39

S25000-2002SMT

 

1

R168

 

SRES,20K,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

40

S25056-3SMT

 

1

R169

 

SRES,50K,5 TURN POT,1/4W,10%

 

 

 

 

 

 

 

 

 

 

 

 

 

41

S25000-1502SMT

 

1

R170

 

SRES,15K,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

42

S25000-6811SMT

 

2

R171, R172

 

SRES,6.81K,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

43

S25000-4751SMT

 

20

R20,R21,R23,R25,R27,R30,

SRES,4.75K,0805,1%,TR,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R32,R33,R34,R109,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R113,R114,R115,R116,R138,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R151,R152,R153,R154,R166

 

 

 

 

 

 

 

 

 

 

 

 

 

 

44

S25000-6812SMT

 

2

R35,R111

 

SRES,68.1K,0805,1%,1/10W,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

45

S25000-3321SMT

 

6

R37,R118,R119,R139, R140,

SRES,3.32K,0805,1%,1/10W,NP(B80Q42M71)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R155

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

46

S25000-1001SMT

 

3

R40,R46,R167

 

SRES,1K,0805,1%,1/10W,TR,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

47

S25056-4SMT

 

1

R47

 

 

SRES,5K,5 TURN POT,1/4W,10%

 

 

 

 

 

 

 

 

 

 

 

 

 

48

S25000-2212SMT

 

1

R51

 

 

SRES,22.1K,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

49

S25000-1000SMT

 

4

R55,R124,R125,R126

 

SRES,100,TKF,0805,1%,1/10W

 

 

 

 

 

 

 

 

 

 

 

 

 

50

S25001-2670SMT

 

8

R57,R58,R59,R60,R62,R63,

SRES,267,1206,1%,1/4W,TR,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R64,R65

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51

S25000-1002SMT

 

4

R7,R110,R164,R165

 

SRES,10K,0805,1%,1/10W,TR,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

52

S15128-11SMT

 

2

X1,X2

 

SICS,2901,NP

 

 

 

 

 

 

 

 

 

 

 

 

 

53

M15102-4SMT

 

1

X3

 

 

SICS,MC1413BD,ARRAY DRIVER,SO16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.H.

54

S25068-1SMT

 

1

X4

 

 

SICS,5V REG,0.5A,2%,DPAK

 

 

 

 

 

 

 

 

 

 

 

55

S25070-3SMT

 

1

X5

 

 

SICS,XC9536,44-PIN,VQ44

 

 

 

 

 

 

 

 

 

 

 

 

 

56

S17900-8SMT

 

1

X6

 

 

SICS,74HC14A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UNLESS OTHERWISE SPECIFIED:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESISTANCE = OHMS

 

 

 

 

 

NOTES:

 

 

 

 

 

 

 

 

SCHEMATIC REFERENCE - G3663

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.A.

CAUTION: THIS DEVICE IS SUBJECT TO DAMAGE BY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STATIC ELECTRICITY. LINCOLN ELECTRIC TO SEE E2454

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BEFORE HANDLING.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.B.

PLACE CONNECTOR KEYING PLUG, OVER HEADER PIN, IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LOCATION SHOWN. PLUG SHOULD BE INSERTED BELOW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONNECTOR TOP SURFACE.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.C.

SECURE PC BOARD ASSEMBLY IN PLACE WITH ITEM (4).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(2 PLACES)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.F.

IDENTIFY COMPLETE ASSEMBLY WITH A PRINTED LABEL OR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OTHER PERMANENT MARKING IN AREA SHOWN.

BUY AS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.G.

NO COMPONENTS ON BOTTOM SIDE OF PC BOARD.

 

 

 

 

 

 

 

 

 

BUY PER E3867

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N.H.

PROGRAM ITEM 55 WITH ITEM 7 .

G3662-1B0

 

 

 

 

 

 

 

 

 

TEST PER E3869-P

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PART NO.

 

IDENTIFICATION CODE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

THIS SHEET CONTAINS PROPRIETARY INFORMATION OWNED BY THE LINCOLN ELECTRIC COMPANY AND IS NOT TO BE REPRODUCED, DISCLOSED OR USED WITHOUT THE EXPRESS WRITTEN PERMISSION OF THE LINCOLN ELECTRIC COMPANY, CLEVELAND, OHIO U.S.A.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UNLESS OTHERWISE SPECIFIED TOLERANCE

Chg. Sheet No.

 

 

"X" INFO.

DESIGN INFORMATION

 

REFERENCE:

 

EQUIPMENT TYPE:

 

COMMON ANALOG CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON 2 PLACE DECIMALS IS ± ￿.02

9-17-99A

 

 

XM5627

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MANUFACTURING TOLERANCE PER E2056

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SOLIDEDGE

 

 

 

 

 

 

 

ON 3 PLACE DECIMALS IS ± ￿.002

 

 

 

 

 

DRAWN BY: ILD

 

G3360-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SUBJECT:

PERIPHERAL CONTROL PCB ASSEMBLY

 

 

 

 

 

 

 

 

 

 

 

 

 

EN-170

 

 

 

 

 

ON ALL ANGLES IS ± ￿.5 OF A DEGREE

3-24-2000J

 

 

XF-UF

ENGINEER: APM

 

 

 

 

 

 

 

 

 

MATERIAL TOLERANCE (" t") TO AGREE

 

 

 

XG-UF

 

SUPERSEDING:

 

 

 

 

 

 

 

 

 

 

DO NOT SCALE THIS DRAWING

 

 

 

APPROVED:

 

 

 

 

SCALE: 1.5X

DATE:2/10/99 DRAWING No.: G 3662-1

 

 

 

 

 

 

 

WITH PUBLISHED STANDARDS.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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.

MULTI-WELD 350

Image 110
Contents Multi-Weld TM 350 Arc Converter Safety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcMaster Table of Contents for ALL Sections Table of Contents Installation Section Installation Technical Specifications MULTI-WELD 350 K1735-1Safety Precautions QUICK-CONNECT PIG-TAILSWork Connection Case GroundingFixed Parallel Operation Power Source Setup Converters Cable Size On Cable AWG mm2Table of Contents Operation Section Operating Instructions Safety InstructionsOperation Portable Product DescriptionVersatile Recommended Equipment and Processes MULTI-SYSTEM Power SourcePIG-TAIL Leads and Connectors Distribution BOXRemote Output Control Options CV Mode Wire WeldingCC Mode Stick Welding and Gouging Input Power/ Mode Switch has three positions Front Panel ControlsRecessed Panel Controls Transporting and Storage of the MULTI-WELD For CC STICK/GOUGE Mode onlyParalleled Converters Cable HandlingProtection Features MULTI-WELD Table of Contents Accessories Section Semiautomatic Welding Accessories AccessoriesOPTIONS/ACCESSORIES Connection of Lincoln Electric Wire FeedersTo Work MULTI-WELD Section D-1 Table of ContentsMaintenance Section See additional warning information throughout this manual MaintenanceMaintenance Service Figure D.2 Major Component LocationsMULTI-WELD Table of Contents Theory of Operation Section Theory of Operation General DescriptionPower Modules and FEED- Back Figure E.3 Power Modules and FeedbackAnalog Control Power Supply Board and Weld Control Board Mode Selector and Output Controls Figure E.5 Mode Selector and Output ControlsOVER-VOLTAGE Protection Insulated Gate Bipolar Transistor Igbt Operation Pulse Width Modulation 8E-8Chopper Technology Fundamentals 70-80VDCMULTI-WELD Table of Contents Troubleshooting & Repair Section Troubleshooting & Repair HOW to USE Troubleshooting GuidePC Board Troubleshooting Procedures PC Board can be damaged by static electricityPerform the DC Buss Supply Troubleshooting GuidePower Supply Board Test Board TestCoil Resistance and Supply SpecificationsPerform the Input Contactor Voltage TestInput Voltage and Resistance TestFunction Problems See the Digital Meter Calibra Analog Control Power Supply Board TestTion and Adjustment Test Perform the DC Buss Supply Welding Problems Troubleshooting & Repair Troubleshooting & Repair Materials Needed Case Cover Assembly Removal Replacement ProcedureTest Description Removal Procedure Replacement ProcedurePower Module Capacitor Discharge Procedure Procedure Figure F.2 Power Module Capacitor Terminal DischargeInput Contactor Coil Resistance and Supply Voltage Test Input Contactor Coil Resistance Supply Voltage Test Coil Test ProcedurePerform the Power Module Capacitor Discharge procedure Leads #303A #330Test for Contact Continuity Supply PC Board TestAnalog Control Power Supply PC Board Test Test Procedure Figure F.4 Analog Control Power Supply PC BoardPower Supply PC Board Test DC Buss Power Supply PC Board Test DC Buss Power Supply PC Board P46 P47Table F.2 DC Buss Power Supply PC Board Voltage Table Chopper PC Board Input Voltages and Resistance Test Figure F.6 Power Module Assembly Details Chopper PC Board Input Voltages Resistance TestTest Procedure for the Left Side Power Module Power Module Capacitor Discharge ProcedureNormal Open Circuit Voltage Waveform CC Mode Input Voltage Applied 75 VDCScope Settings CV Mode Output Control AT Maximum Machine Loaded to 350 Amps AT 34 Volts CC-STICK Mode Normal Weld Voltage WaveformMachine Loaded to 350 Amps AT 34 Volts CV Mode CV Mode Output Control AT Minimum Case Front Assembly Removal and Replacement DescriptionReplace the case cover Weld Control or Peripheral PC Board Removal and Replacement Figure F.8 Case Front Assembly Details Replacement Procedure Description Digital Meter Removal Procedure Lens Bezel Spacer Seal KnobOutput Control Potentiometer Removal Procedure Refer to Figure F.9Input Contactor Removal and Replacement Figure F.10 Input Contactor Assembly Details Lead #331Replacement Procedure Input Diode Removal and Replacement Figure F.11 Input Diode Assembly Details 25-27 300-324 Refer to Figure F.11FAN Motor Assembly Removal and Replacement Figure F.12 FAN Motor Assembly Details Perform the Input Diode Replacement procedure Perform the Input Diode Removal proce- durePower Capacitor Removal and Replacement Figure F.13 Power Capacitor Mounting Details Reassembly Chopper PC Board and Diode Module Removal and Replacement Chopper PC Board Removal and Replacement RemovalReplacement Refer to Figure F.14Diode Module Removal and Replacement Figure F.15 Diode Module Mounting DetailsRefer to Figure F.15 Figure F.16 Diode Module Tightening Sequence Open Circuit Voltages Retest After RepairIdle Amps Load TestElectrical Diagrams Table of Contents Electrical Diagrams SectionMULTI-WELD 350 Wiring Diagram Wiring Diagram MULTI-WELDSchematic Control PC Board #1 Schematic Control PC Board #2 Schematic Control PC Board #3 Schematic Control PC Board #4 Schematic Control PC Board #5 PC Board ASSEMBLY-CONTROL RESISTOR,SMD,1W,243OHMS,1%Schematic Peripheral Printed Circuit Board PC Board ASSEMBLY-PERIPHERAL PC Board Reference Description DesignatorsSchematic Power Printed Circuit Board PC Board ASSEMBLY-POWER Return to Section Return to Section TOC To Section TOCSchematic Analog Printed Circuit Board PC Board ASSEMBLY-ANALOG Schematic BY-PASS Printed Circuit Board PC Board Assembly BY-PASS Schematic Chopper Printed Circuit Board 19303 MPC Board Assembly Chopper SVM Error Reporting Form