ESAB 100i Service Manual page 49

Control and Fault PCB Test Points
TP1 GND
TP22 +12VDC
TP23 +5VDC
TP24 GATE 1+
TP25 A_OUT1
TP26 B_OUT1
TP27 GATE 1-
TP28 I_SNS1
TP29 GATE 2+
TP30 I_DMD1 0.5V-6.7V
TP31 GATE 2-
TP32 -12VDC
TP33 START 2
TP34 SHDN
TP35 ENABLE
TP36 READY IN
TP37 READY OUT
LED Reference
D1 Red INV FLT
D14 Red OVER TEMP
D24 Green PWM ON
D32 Red PRI OC
Manual 0560956456
iSERIES 100 /200 /300 /400
APPENDIX A-29