Control card A001 connectors
X15
X19
X3
X2
X1
X16
X18
X17
X004
X4
X5
X6
X7
X8
X24 X23 X10
X11
X14
X13
X12
X9
X20
Connector
Signal
X1, X2
Net voltage 230 Vac
X3
Protective earth
X4, X6, X8 Current adjustment
potentiometer R001
X5, X7
MMA/TIG-selection switch
S002
X9, X11
Main transformer T001
auxiliary coil
X10, X12
Main transformer T001 PTC
RT101
X13, X14
Primary profile PTC RG201
X15
Fan
X16, X17
Main transformer T001
secondary
X18
Secondary choke L001
X19, X20
Main transformer T001 primary
X23
PWM-circuit N1 VFB, pin 2
X24
+ 5 V
14