Hypertherm Powermax105 Service Manual - Manual (Page 157)

TroubleshooTing and sysTem TesTs
powermax
105 Service Manual 8-19
J22 J21 J20 J19
J27
WORK
LEAD
J26
J25
+
_
+
_
RED
J18
ORG
J17
J32
J11
J28
TP7
TP9
TP8
W
R
B
380 V CCC, 400 V CE power supply overview
Power switch (S1)
Power board Flyback circuit Control board
Digital signal processor
(DSP) board
Test points
Gate drive
connectors
J11 connector
J17 connector
J18 connector
J32 connector
3uF
Capacitors
Ground
Nozzle wires
Electrode wire
Transformer
wires
PFC Inductor
wires
AC Input
wires (3)
Output
inductor wires
Work lead