The STOP key can be pressed at any time in 
the set duration of PASS HOLD to promptly 
halt the set PASS HOLD duration. In short, 
user can stop, if necessary, the duration of 
PASS HOLD any time.  
  When ON is selected, the duration of PASS 
HOLD will remain indefinitely until the STOP 
key is further pressed. 
The IR MODE setting, which contains three 
options, STOP ON FAIL, STOP ON PASS, 
TIMER, only applies to IR test.  
 
When IR MODE is set to STOP ON FAIL, the 
tester will show the FAIL judgment, if 
available, in the 0.3 second of test time at the 
earliest manner, regardless of the set test time.  
 
When set to PASS ON FAIL, the tester will 
show the PASS judgment, if available, in the 0.3