Gefen EXT-HDMI1.3-CAT6-4X User Manual page 25

RS-232 SERIAL CONTROL INTERFACE
1. Prepare the Receiver unit by connecting an RS-232 cable from the computer
or other controlling device to the RS-232 serial port on the back of the
Receiver unit (see page 6 - 7).
2. Confi gure the controller using the RS-232 settings on page 20.
RS-232 cable
(from control
device)
Example 1: Route input 3 on the 4x4 Matrix to Output 4 on the 4x CAT6 Extender
for HDMI.
Use the RS-232 controller to send the following command:
r3
The LED for In 3 will turn bright blue and the source from Input 4 on the 4x4
Matrix will be displayed. See page 22 for details on routing using RS-232.
Routing Sources using RS-232 Receiver Unit
(Matrix Mode)
HDMI cable
(to Display 4)
In 3
21
CAT-6 cable
(from Output
4 on Sender
unit)