200AC/DC INVERTER
Manual 0-5206 6-11
Troubleshooting
8 AC/DC Output PCB
TR2
TR1
POSITIVE OUTPUT
OF WELDING
RECTIFIER
NEGATIVE OUTPUT
OF WELDING
RECTIFIER
NEGATIVE SIDE IGBT’SPOSITIVE SIDE IGBT’S POSITIVE OUTPUT
JP3
A-11428_AC
1
1
1
Header Pin Pin function signal
TR1 Output 1 of main welding inverter transformer VAC
TR2 Output 2 of main welding inverter transformer VAC
OUT1 Positive welding output VDC
Table 6-25: Header pin function (connects to main inverter transformer)
ACOUT Header Pin Pin function signal
1 enable
2 control signal 1
3 control signal 2
4 No connection
5 +15 VDC 15 VDC
6 0 VDC 0 VDC
Table 6-26: ACOUT Header pin function (connects to DR & ACPOUT header on control PCB)
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