Anritsu MT9083 Series Operation Manual page 28

Chapter 2 Before use
2-20.
Example of Use 2: To measure with MM unit after measuring with SM
unit using MT9083B2-063 (MM 850/1300 nm/SM 1310/1550 nm)
INSTrument:NSELect?
>2
INST:NSEL 1
TOPMenu:UNIT:CATalog:FULL?
>MM, 1, SM, 2
TOPM:UNIT:NSEL 1
Queries current measurement
mode
At 2 response:
OTDR (Standard) mode
Moves to Top Menu
Queries installed OTDR
Multimode unit installed a unit 1;
single mode unit installed as unit
2
Switches to multimode unit