ContentsTechnical data……………………………………….Operation principal…………………………………..Main circuit………………………………………….Troubleshooting chart……………………….…...….Main circuit diagrams……………………………….Functional tests/measurings…………...............…….Measuring points…………...……...…..Main transformer T001 prim. Voltage...Main transformer T001 sec. Voltage......Voltage after secondary rectifier…........IGBT gate pulse…………………..…...Control card A001 connectors…………………...….Control card A001 layout…………………....……...IGBT-transistor testing…….............………………..Secondary diodes testing…………….……………...Service infos………………………….....…………..Notes………………………………….............……..3445677, 88, 99, 1010, 1111-131415, 16171718-2021