Front Panel Configuration Port - Extron electronics DTP T USW 333 User Manual

IR and RS-232 connector wiring
Figure 7 shows how to wire the Remote RS-232 and Over DTP RS-232 and IR connectors.
The RS-232 and IR connectors share the ground pole and the data from both can be
transmitted simultaneously.
Figure 7.
NOTES:
•
The IR Tx and Rx line pair and the RS-232 Tx and Rx line pairs must each cross
once between their connectors and the source or destination.
• The length and preparation of exposed wires is important (see the second and third
power connector

Front Panel Configuration Port

AUTO
SWITCH
Figure 8.
A
Configuration port — This USB mini-B port serves a similar communications function
as the rear panel Remote RS-232 port.
NOTE: A front panel configuration port connection and a rear panel Remote
RS-232 port connection can both be active at the same time. If commands are
sent simultaneously to both, the command that reaches the processor first is
handled first.
IR and RS-232 Connectors Wiring
CAUTIONS on page 10 for details).
1
CONFIG
MODE
A A
Front Panel Configuration (Config) Port
IR Device
Rx Tx Gnd
Tx Rx Gnd
RS-232 Device
DTP T USW 333 • Installation and Operation 12