Digitus DS-55520 User manual

4K HDBaseT™ HDMI®
Extender Set, 70 m
Quick Installation Guide
DS-55520

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1. Introduction
The HDBaseT™ HDMI Extender Set extends Full HD AV signals over
a distance of up to 70 m, 4K/30Hz signals can be extended over a
distance of up to 40 m using a CAT6 (or higher) network cable.
Thanks to PoC (Power over Cable), only one unit needs to be
supplied with power by an external power adapter. Bi-directional IR
transmission and RS232 signal transmission are also included as
features.
2. Features
Supports HDBaseT™ 1.0 via CAT5e/6/7/8 cable up to 70 m
Supports 4K2K/30Hz (24 bit)
Maximum transmission distance (UHD 4K/30Hz, CAT6 or
higher): 40 m
Maximum transmission distance (Full HD, 1080p, CAT6 or
higher): 70 m
PoC (Power over Cable) - Only the unit requires an external power
adapter
Bi-directional IR signal transmission
Bi-directional RS232 signal transmission
HDCP 2.2 / 1.4
Video bandwidth: 10.2 Gbps
Transmitter unit connections:
1x HDMI input (4K/30Hz) - Connection signal source
1x RJ45 (HDBaseT™) output - Connection CAT transmission
cable
1x IR input to receive remote control signals
1x IR output for control of the source device
1x RS232 (3-pin Phoenix) for RS232 command transmission
1x Power adapter input (DC 24V/1A), screw connector -
Connection for external power adapter

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Receiver unit connections:
1x HDMI output (4K/30Hz) - Connection output device
1x RJ45 input (HDBaseT™) - Connection CAT transmission cable
1x IR input to receive remote control signals
1x IR output for control of the source device
1x RS232 (3-pin Phoenix) for RS232 command transmission
1x Power adapter input (DC 24V/1A), screw connector -
Connection for external power adapter
Suitable for wall mounting
ESD protection
Operating temperature: 0-40°
Power consumption: approx. 20W max.
Housing: Metal
Dimensions (1 unit): L 6.5 x W 11.5 x H 1.7 cm
Weight (1 unit): 200 g
Color: black
3. Package Contents
1x 4K HDBaseT™ HDMI® Extender Set
1x Power Cord
1x Manual
4. Specifications
Technical
Frequency
Bandwidth
297MHz[10.2Gbps]
Transmitter
Input/output
1x HDMI Female port/1xCAT6 1x IR
Tx/1x IR Rx/1xPhoenix
Receiver
Input/output Ports
1xHDMI Female port/1xCAT6 1x IR Tx/1x
IR Rx/1xPhoenix
Power Supply
DC 24V 1A

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ESD Protection
Human Body Model: ± 8kV
(air-gap discharge) ± 4kV (contact
discharge)
Dimensions (mm)
65(W) X 115 (D) X 17 (H)
Weight
200g x 2
Operating
Temperature
0°C ~ 40°C / 32°F ~ 104°F
Storage
Temperature
-20°C ~ 60°C / -4°F ~ 140°F
Relative Humidity
20~90% RH (Non-condensing)
Power Consumption
20W (Max)
5. Operation controls and Functions
Transmitter
1
POWER
This LED illuminates when the device is
connected with power supply.
2
DC 24V
Plug the 24V DC power supply into the unit.
3
HD BaseT
OUT
Standard HD BaseT signal output port.
Connect HD BaseT receiver with a UTP cable
following the standard of direct
interconnection method.

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4
HDMI IN
HDMI input port. This slot is where you
connect the HDMI source.
5
IR IN
Channel 2 IR Receiver. Connect with
Wideband IR Rx.
6
IR OUT
Channel 1 IR Transmitter. Connect with
Wideband IR Tx.
7
RS232
Phoenix jack provide Serial port control
signal from receiver or to receiver.
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Connection
Signal
Indicator
Lamp
Illuminate: The Transmitter and Receiver
are in good connections status.
Flashing: The Transmitter and Receiver are
in poor connections status.
Dark: The Transmitter and Receiver are
not connected.
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Data Signal
Indicator
Lamp
Illuminate: The HDMI signal with HDCP.
Flashing: The HDMI signal without HDCP.
Dark: No HDMI signal.
Receiver
1
POWER
This LED illuminates when the device is
connected with power supply
2
DC 24V
Plug the 24V DC power supply into the unit.

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3
HD BaseT
IN
Standard HD BaseT signal input port.
Connect HD BaseT transmitter with a UTP
cable following the standard of direct
interconnection method.
4
HDMI OUT
HDMI output port. This slot is where you
connect the HDTV or monitor with HDMI
cable.
5
IR IN
Channel 1 IR Receiver. Connect with
Wideband IR Rx.
6
IR OUT
Channel 2 IR Transmitter. Connect with
Wideband IR Tx.
7
RS232
Phoenix jack provide Serial port control
signal from receiver or to receiver.
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Connection
Signal
Indicator
Lamp
Illuminate: The Transmitter and Receiver
are in good connections status.
Flashing: The Transmitter and Receiver are
in poor connections status.
Dark: The Transmitter and Receiver are
not connected.
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Data Signal
Indicator
Lamp
Illuminate: The HDMI signal with HDCP.
Flashing: The HDMI signal without HDCP.
Dark: No HDMI signal.

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1. Description 1
POC (Power over Cable) Application Example
2. Description 2
Bidirectional Infrared control Application Example
3. Description 3
Bidirectional RS232 control Application Example

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6. Application Example
1
DVD or Blu-ray Player
5
IR RX
2
Power Supply
6
IR TX
3
TV
7
RS-232 Equipped HDMI
Matrix
4
RS-232 Equipped PC or
Notebook
Hereby Assmann Electronic GmbH, declares that the Declaration of
Conformity is part of the shipping content. If the Declaration of
Conformity is missing, you can request it by post under the below
mentioned manufacturer address.
www.assmann.com
Assmann Electronic GmbH
Auf dem Schüffel 3
58513 Lüdenscheid, Germany

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