ASR-2000 Series User Manual 
16 
Test key/Output waveform key 
Preset key/Local mode key 
Output socket (ASR-2100/2050 only) 
 
The USB port is used for data transfers 
and upgrading software. Also, it is 
available for screenshot hardcopy in 
association with the Hardcopy key. 
It supports FAT32 format with maximum 32G storage 
only. 
Displays the setting and measured 
values or menu system 
Selects between standard, simple and 
harmonic analysis mode