Envision Peripherals NV3128 - Manual (Page 58)

NV3128 RS-422A Machine Control Data Routing Switch 3-10
QUERYING SYSTEM CONNECTIONS (VISTEK PROTOCOL ONLY)
F4 - QUERY A SINGLE CROSSPOINT
The F4 function key enters the single-crosspoint query mode. The
cursor is positioned on the destination address field. Upon entry of the
destination field, the source address connected to that destination will
be returned in the Source Address field.
F5 - QUERY MULTIPLE CONNECTIONS
The F5 function key enters the multiple-crosspoint query mode. The
cursor is positioned on the Destination Address field. Upon entry of
the destination field, the crosspoint connections to that and to the next
higher nine address are displayed in the lower left-hand corner of the
display.
F6 - LIST DESTINATIONS CONNECTED TO A SOURCE
The F6 function key initiates a listing of all the destinations currently
connected to the specified source address. Enter the source address
in the Source Address field. Enter in the Destination Address field the
destination from which the search for connections should begin.
ESC quits the program.