Driver Board (L9134) Layout - Lincoln Electric INVERTEC STT Series Service Manual

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Driver Board (L9134) Layout

XXXX XXXX XXXX
Q1
R2
R13 R14
Q2
XXXX XXXX XXXX
R12 D Z 2
J16
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 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
DRIVER L9134-[ ]
XXXX
XXXX
XXXXX
XXXXXXX
R1
T 1
XXXXXXX
XXXXX
XXXX
XXXX
J9 J11
J10
I T E M R EQ ' D
P A R T N O .
R E S I S T O R S = O H M S / W A T T S
C A P A C I T O R S = M F D / V O L T S
I N D U C T A N C E = H E N R Y S
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ID E N T I F IC A TI O N
INVERTEC STT