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ELECTRICAL DIAGRAMS | ||
Schematic - Switch Board - All Codes - (L8440) |
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| SUPPLY VOLTAGE NET | POWER SUPPLY SOURCE POINT | COMMON CONNECTION |
| EARTH GROUND CONNECTION |
| TICA MECH SRD AO BTCH |
| L0484 |
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| D4 |
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| LAST NO. USED | R- 42 | C- 8 | LABELS D- 10 | FRAME CONNECTION | 00V3 CENVERT I | SHT. NO. | ||||||
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| 1N4936 |
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W |
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D2 |
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| 221 | Q2 |
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R3 | 100 |
| R4 |
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| SWI |
| SUP'S'D'G. | |||
1N4936 |
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| D3 |
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| 100V |
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| 1N4936 | R35 |
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| IRFD110 |
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| CAPACITORS = MFD ( .022/50V UNLESS OTHERWISE SPECIFIED) |
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| 22.1K |
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| 1 |
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| RESISTORS = Ohms ( 1/4W UNLESS OTHERWISE SPECIFIED) |
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| . | A.S.U.OOHIND,AEVELLCSUBJECT |
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| Q7 |
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| R11R15 | 1/2W |
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| EQUIP TYPE |
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| R16 | 600mA |
| DZ6 |
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| 40V |
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| DIODES = 1A, 400V (UNLESS OTHERWISE SPECIFIED) |
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| 2N4403 |
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| POSITIVE |
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| 1.00K |
| 6.2V |
| 1W |
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| 9 |
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| D9 |
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| INPUT |
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| . | |||||||||||
| R14 |
| 1.00K |
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| B |
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| CHK | ||||||||||
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| 1N4936 |
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| Q3 |
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| Q6 |
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C1 |
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| DZ1 |
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| 600mA |
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| 91 | ||||||||
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| 1A |
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| 40V |
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| D1 | D2 | D3 | D4 | D5 |
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| 10V |
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| DZ5 |
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| 100V |
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| 2N4403 |
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| R8 | G1 |
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| SNUBBER |
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| NONE | |||||||||
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| 1W |
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| A1 |
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| 3.3V |
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| IRFD110 |
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| Q5 | DZ4 |
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| 10.0 | G2 |
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| A2 | A2 |
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| 1W |
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| R17 | G3 |
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| IRFP460 |
| RESISTOR |
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| 600mA | 15V |
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| BYT12P600 |
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| Q4 |
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| 1 |
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| 40V | 1W |
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| 10.0 | G4 |
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| C1 |
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| 2N4403 |
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| G5 |
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| DATE | |||||||||||
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| 600mA |
| DZ3 | 1/2W |
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| S1 | S2 | S3 | S4 | S5 |
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| 40V |
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| 15.0K |
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| R6 |
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| 2N4401 |
| 10V | 1W |
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| 10.0 |
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| 20 |
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| 402 |
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| D5 | R13 R12 |
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| R10 |
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| 475 |
| 475 | R9 |
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| INFORMATIONGENERAL | ELECTRICALSYMBOLSE1537PER |
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| .COCIECTRELLNINCOL EHT | ALESC M. A. P. | ||||||||||
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| R42 | R18 |
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| - |
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| 1N4936 |
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| C2 |
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| 10.0 |
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| 404 |
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| 2700p |
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| 100 |
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| 50V |
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| R33 |
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| C3 |
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| R7 | 1.50K |
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| 10.0 |
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| .047 |
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| DR | |
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| R5 |
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| C7 |
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| 1200V |
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R |
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| 4 | TRANSFORMER |
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| - |
| PRIMARY |
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| C2 | 5 |
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| A2 |
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| A COMMON CODE |
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| BYT30P600 |
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| DIAGRAM MAY |
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| D1 |
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| R38 | R39 |
| INPUT |
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| N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS | NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING NUMBER. |
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| 39.2K | 39.2K |
| FILTER |
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| 1N4936 |
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| R41 | R40 |
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| CAPACITOR |
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| Ch'ge.Sht.No. |
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| 39.2K | 39.2K |
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| 221 |
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D6 | R1 | 100 |
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1N4936 |
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| 1A |
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| 100V |
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| 1N4936 |
| 47.5 |
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| C2 |
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| IRFD110 |
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| BYT30P600 |
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| 22.1K | Q11 |
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| 1 |
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| 1/2W |
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| R23 | 600mA |
| DZ9 |
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| TRANSFORMER |
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| 40V |
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| 2N4403 |
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| 1.00K |
| 6.2V |
| 1W |
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| D10 |
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| 8 |
| PRIMARY |
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| 1.00K | R2 |
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| 1N4936 |
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| R21 |
| R20 | Q10 | R22 |
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| 36R |
| Q9 |
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| C4 |
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| UNLESSTOLERANCEOTHERWISESPECIFIED ON HOLESSIZES2056PERE- ON 2DECIMALSPLACE.O2IS+ ON 3 PLACEOO2IMADELSISC+. ON ALL ANGLESREEDEIS.5GOA+F MATERIALTOLERANCEAGREE("t")TO | STANDARDSWITHPUBLISHED | |||||||
C5 |
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| DZ2 |
| 600mA |
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| 1A |
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| .047 |
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| 10V |
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| DZ8 | 100V |
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| 2N4403 |
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| R19 | G1 | D1 | D2 | D3 | D4 | D5 | 1200V |
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| 1W |
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| NOTES : | |||||||||||||||
| 3.3V | IRFD110 |
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| 10.0 | G2 |
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| 1W |
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| 600mA | 15V |
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| 1 |
| 40V | 1W |
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| Q12 |
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| 2N4403 |
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| 10.0 | G4 |
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| 403 |
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| 600mA |
| DZ12 | R28 | 1/2W |
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| G5 S1 |
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| 40V |
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| R25 | S2 | S3 | S4 | S5 |
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| 2N4401 |
| 10V | 1W |
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| R32 |
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| 10.0 |
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| D8 | 20 |
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| R37 | 475 | R29 | 475 | R27 |
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| SNUBBER |
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| 1N4936 | R31 |
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| C8 |
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| 10.0 |
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| RESISTOR |
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| 2700p |
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| BYT12P600 |
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| 50V |
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| R30 |
| 100 |
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| R34 |
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| 1.50K |
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| 10.0 |
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| R24 |
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| C6 |
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R |
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| 12 | NEGATIVE |
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| INPUT |
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8440L |
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| FRANCE |
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| CANADA | AUSTRALIA |
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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 | INVERTEC STT & STT II |
| 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. |
