User manual
Controlling the Source / Display from Different Locations
Using bidirectional IR, the 4K Ultra HD ELR-POL Extender w/ RS-232, Ethernet, and 2-way
IR allows the source and/or display to be controlled from the Sender or Receiver unit.
Refer to the diagram, below, for connection details. The video (HDMI) cables have been
removed for clarity. IR signals are transmited over the Link cable.
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IR signals
Bidirectional IR Control
Sender unit
Receiver unit
Link Ethernet
IR In/Ext
IR Out
EXT-UHD-CAT5-ELRPOLR
Power
Link
24V DC
HDMI Out
RS-232
ELR-POL Extender R
4K Ultra HD
w/ RS-232, Ethernet, and 2-way IR
®
Link Ethernet
IR In/Ext
IR Out
EXT-UHD-CAT5-ELRPOLS
Power
Link
24V DC
HDMI In
RS-232
ELR-POL Extender S
4K Ultra HD
w/ RS-232, Ethernet, and 2-way IR
®
or
or
IR emitter
IR emitter
IR Signals from
Receiver unit
IR extender
IR extender
from Automation
System
from Automation
System
IR Signals from
Sender unit
Network
Information
Additional IR extenders (Gefen part no. EXT-RMT-EXTIRN) and IR emitters
(Gefen part no. EXT-IREMIT) will be required for this conguration.
Basic Operation