Lincoln Electric COMMANDER SVM153-A Service Manual page 94

F-41
ANALOG CONTROL POWER SUPPLY PC BOARD TEST (CONTINUED)
ANALOG CONTROL POWER SUPPLY PC BOARD VOLTAGE TABLE
Test Points
1J42 to 6J42
3J42 to 8J42
2J42 to 7J42
5J42 to 7J42
9J42 to 7J42
10J42 to 4J42
TROUBLESHOOTING & REPAIR
TABLE F.1
Component Tested
Chopper Power Supply
Chopper Power Supply
Weld Control PC Board Power Supply
Weld Control PC Board Power Supply
Weld Control PC Board Power Supply
Weld Control PC Board Power Supply
COMMANDER 500
F-41
Voltage Reading
+20 VDC
+20 VDC
+5 VDC
+15 VDC
-15 VDC
+15 VDC