Tweco 400 XT Ultra-Cut Plasma Cutting System - Manual (Page 135)

ULTRA-CUT 400 XT
Manual 0-5275 APPENDIX A-27
System Bias PCB Test Points
TP1 GND
TP2 2�VDC
TP3 DC INPUT POSITIVE
TP� Vcc1
TP5 Vcc2
TP� GATE
TP7 PRIMARY GND
TP� +12V PRIMARY
TP9 P_ISOL_GND
TP10 DC SENSE POSITIVE
LED Reference
D3 Red MISSING PHASE
D� Red AC V HIGH
D1� Red AC V LOW
D15 Green VAC_IDA
D2� Green +12V PRIMARY
D27 Green VAC_IDB
D30 Green 2�VDC
D�� Green TRANSFORMER ON