User Manual
  OPERATION 
59 
ground from the DUT side of the testing circuit 
will not be measured. For this reason, this 
testing mode is able to measure to a higher 
resolution. 
The GROUND MODE is always set to OFF for 
IR and GB tests. 
GROUND MODE = ON, DUT grounded 
High Voltage terminal
Return terminal
DUT
GPT-9000/9000A
stray 
resistance, 
capacitance
GROUND MODE = ON, DUT floating 
High Voltage terminal
DUT
GPT-9000/9000A
stray 
resistance, 
capacitance
Return terminal










