GW Instek GDS-200 Series Programming Manual - Manual (Page 11)

INTERFACE OVERVIEW
11
6. Click on the Send tab.
In the EOL configuration, check on the +CR and
+LF check boxes.
Enter the query:
*idn?
Click on Send ASCII.
7. The terminal display will return the following:
GW, GDS-310, XXXXXXX,VX.XX
(manufacturer, model, serial number, version)
8. If Realterm fails to connect to the unit, please
check all the cables and settings and try again.