Figure 14: Connecting a PC (with a 25-pin connector) without a Null-modem Adapter
2. Set DIP 7 ON (disabling Null-modem adapter use
1
6.7.2 Connecting the RS-485 Control Interface
) on the VS-1616A
unit.
Figure 15 defines the RS-485 connector PINOUT for external RS-485
control. The RS-485 connector is also used (if required) for vertical sync:
Figure 15: RS-485 Connector PINOUT
To connect an RS-485 connector on one VS-1616A unit to an RS-485
connector on one or more other switchers (from the series of 16x16
matrix switchers), as
Figure 16 illustrates:
1. Connect the “+” PIN on the first VS-1616A unit to the “+” PIN on the
second VS-1616A unit or other unit
1 See section 6.6