Keysight U1401B Guide De Démarrage Rapide page 18

2 Press . The annunciator appears.
3 Press to cycle through ±25 mA,
±25 mA, and ±25 mA output
modes.
4 Select ±25 mA.
5 Press to output the signal.
Autoscan and autoramp outputs
The voltage and current outputs can also be
generated in predefined steps or ramp. Refer to
the User's and Service Guide for the detailed
procedures.
18 Keysight U1401B Quick Start Guide