4K 4x4 HDBaseT Matrix Switcher
Comm-Tec S.r.l.
18
www.comm-tec.it
Multiple to Multiple: (IR Matrix)
The 4 “IR OUT” ports and the 3 “IR IN” ports on the far-end receivers make up a
4x3 IR matrix. See as below:
IR Matrix
The IR signal is sent by IR remote, then it is transferred to HDBaseT receiver, then to
corresponding zone of the matrix through the twisted pair, finally it is transferred to IR
OUT port and received by controlled device.
Switching Operation
:
Sending command (reference to 4.3 RS232 Control)
: [x1]R[x2].
x1: Corresponding to the 4 IR OUT ports of the Matrix Switcher, the IR transmitter
connected to this port can be placed at IR receiving area of output device or the
Matrix Switcher itself.
x2: Corresponding to the zone (receive IR signal from HDBaseT receiver with IR IN
port connects with IR receiver) number of the Matrix Switcher.
→ Example: Send command “3R2.” to transfer IR signal received from zone 2 to IR
OUT port 3.
IR Emitter
DVD
1
2
3
4
HDTV
HDMI 2
HDMI 3
HDMI 4
1-HDBT
IR OUT
IR EYE
2-HDBT
4-SPDIF
4-HDMI
3-HDBT
L
R
4
DC 24V
TCP/IP
Rx
Tx
RS232
POWER
CONTROL
IR IN
OUTPUTS
INPUTS
1
2
3
4
1
2
3
HDMI 1
Receiver 1
HDTV
IR IN
IR OUT
HDMI OUT
TP IN
LINK
HDCP
Receiver 2
HDTV
IR IN
IR OUT
HDMI OUT
TP IN
LINK
HDCP
Receiver 3
HDTV
IR IN
IR OUT
HDMI OUT
TP IN
LINK
HDCP
