User Manual
123B/124B/125B 
Users Manual 
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If no free memory locations are available, a message 
pops up for you to overwrite the oldest data set. 
To continue: 
1. Push 3 to cancel the overwrite to the oldest data 
set. You must delete one or more memory locations 
and then save again. See Data Set Management for 
more information. 
2. Push 4 to overwrite the oldest data set. 
Test Sequence 
Use test sequences to set up the Test Tool for the most 
often-used settings or a sequence of frequent tests. 
To recall a setting marked with a test sequence number: 
1. Push  to open the menu. 
2. Push 1 to open the TEST SEQUENCE menu. 
3. Use YZ to highlight the setup. The selected test 
sequence number is automatically the next number 
after a previously selected number and helps you do 
a sequence of tests. No cursor keys need to be used. 
4. Push  to accept the setup. 
hxv44.eps 
Only the data sets stored as a test sequence number 
are visible in the TEST SEQUENCE menu. Other 
data sets are visible when you select 3 (Recall). 










