Normal Ocv Waveform - Lincoln Electric BIG RED 500 Service Manual

F-36
50V/Div
TROUBLESHOOTING AND REPAIR

NORMAL OCV WAVEFORM

120 VAC SUPPLY (NO LOAD)
This is the typical auxiliary output volt-
age generated from a properly operat-
ing machine. Note that each vertical
division represents 50 volts and that
each horizontal division represents 5
milliseconds in time.
Note: Scope probes connected to the
120AC receptacle.
SCOPE SETTINGS
Volts/Div.....................50V/Div.
Horizontal Sweep .....5 ms/Div.
Coupling.............................DC
Trigger.........................Internal
BIG RED
5ms/DIv
® 500/600
F-36
0 volts