2 Digital Multimeter Operation
Math Operations
66 U3606A User’s and Service Guide
Editing the upper and lower limit values
1 Press  Shift > Limit again to view and edit the upper (HI) and lower (LO) 
limit values.
2 Press   or   to toggle between the upper (HI) limit value and the 
lower (LO) limit value
3 Press   or   to begin editing the upper or lower limit value selected.
4 Press   or   to select which digit position or range to be changed. 
You may also toggle between the upper (HI) and lower (LO) limit values 
by positioning your cursor on the “HI” or “LO” message shown in the 
lower secondary display.
5 Press   or   to increase or decrease the value.
6 Press  Shift > Save to save the changes. The display will automatically 
revert to the next limit display. 
For example, if you press Shift > Save after editing the upper limit (HI) 
value, the instrument will save your specified value, and switch to the 
lower limit (LO) display. Pressing Shift > Save again will once again save 
your specified value, and switch the display back to the upper limit 
(HI) display.
7 Press  Shift > Exit to exit the edit mode. The display will also return to 
normal after a few seconds of inactivity.