3
Installation Guide
AT-HDR-CAT-4ED
DC 48V
IR
RS-232
RX TX
RX
TX
HDMI
IN
OUT
1
2
3
HDBaseT OUT
LAN
4
IR
RX TX
RX
TX
RS-232
1
IR
RX TX
RX
TX
RS-232
2
IR
RX TX
RX
TX
RS-232
3
IR
RX TX
RX
TX
RS-232
4
AUDIO OUT
R
L
AT-HDR-CAT-4ED
OUT
IN
HDMI
4
3
2
1
HDBaseT
LOCK
INT LEARN
FW
EDID
POWER
Rear Panel Descriptions
1
HDMI IN
Connect an HDMI cable from this port to a
source device.
2
LAN
Connect an Ethernet cable from this port
to the network.
3
RS-232 / IR (MASTER)
Connect a control system or other DTE
device to this port to control the AT-HDR-
CAT-4ED.
4
HDMI OUT
Connect an HDMI cable from this port to
an HDMI input on a local display or an
additional AT-HDR-CAT-4ED unit.
5
RS-232/IR 1 - 4
Connect a control system or other DTE
device to these ports for pass-through
zone control. Each of these ports uses
the associated HDBaseT OUT port. This
allows RS-232 command data to be sent
to a display (sink) device connected to a
PoE-comptible receiver.
6
HDBaseT OUT
Connect Ethernet cables from these ports
to PoE-compatible receivers.
7
AUDIO OUT
Connect the included 5-pin captive screw
connector to this port and connect it to an
audio amplifer, such as an AT-GAIN-60.
Refer to the AT-HDR-CAT-4ED User
Manual for more information.
8
DC 48V
Connect the included power supply to this
power receptacle.
5
3
7
2
1
4
6
8
