Digitus DS-55522 User manual

4K HDBaseT™ HDMI KVM
Extender Set, 150 m
Quick Installation Guide
DS-55522

2
Table of Contents
1. Introduction ........................................................ 3
2. Feature................................................................ 3
3. Package Content ................................................. 3
4. Specifications ...................................................... 4
5. Product Overview................................................ 5
5.1 Transmitter Panel.......................................... 5
5.2 Receiver Panel............................................... 7
5.3 IR Pin Definition ............................................ 8
6. Application Example............................................ 9

3
1. Introduction
The HDBaseT™HDMI KVM Extender Set enables uncompressed,
high-resolution AV signal transmission over large distances using a
CAT6 (or higher) network cable. The maximum transmission distance
is 150 m. Thanks to PoC, only one unit needs to be supplied with
power by an external power adapter. The receiver unit features two
USB (1.1) ports for connection of mouse and keyboard to control the
signal source conveniently from the output display.
Bi-directional IR transmission is also included as a feature.
2. Feature
Supports HDBaseT™ 1.0 via CAT6/7/8 cable up to 100 m
Transmission distance – Full HD (1080p/60Hz): 150 m (max.)
Transmission distance – UHD (4K/60Hz): 120 m (max.)
Supports 4K2K/60Hz (4:4:4)
Video bandwidth: 18 Gbps
Connection of mouse and keyboard on receiver (2x USB 1.1)
to control the signal source conveniently from the output
display
PoC (Power over Cable) – Only the unit requires an external
power adapter
EDID support (2 modes) – 1: Copy – HDMI output receiver /
2: Standard – 1080p, 2 channel
Bi-directional IR signal transmission
HDMI 2.0b / HDCP 2.2
3. Package Content
1x Transmitter unit
1x Receiver unit
1x IR transmission cable (1.5 m)
1x IR receiver cable (1.5 m)
1x Power adapter (DC 24V/1A, 1. 5 m)
1x USB connecting cable (1.5 m)

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1x Mounting material
1x User manual
4. Specifications
Technical
USB Compliance
USB 1.1
HDR
HDR, HDR10, HDR10+, Dolby Vision, HLG
ESD Protection
Human body model – ±8kV (Air-gap
discharge) & ±4kV (Contact discharge)
Connection
Transmitter

1x HDMI input (4K/60Hz) – 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 USB-B (1.1) – Connection of PC (signal
source) for use of KVM function
1x Power adapter input (DC 24V/1A), screw
connector – Connection for external power
adapter
1x Micro USB input – Service/remote
maintenance update

1x EDID changeover switch
Receiver
1x HDMI output (4K/60Hz) – Connection
output device
1x RJ45 input – Connection CAT
transmission cable
1x IR input to receive remote control
signals
1x IR output for control of the source
device

5

2x USB-A (1.1) – Connection of mouse and
keyboard
1x Power adapter input (DC 24V/1A), screw
connector – Connection for external power
adapter
1x Micro USB input – Service/remote
maintenance update
Mechanical
Housing
Metal
Color
Black
Dimensions
(1 unit)
L 6.5 x W 14 x H 1.8 cm
Weight
246g
Power
Consumption
approx. 10W
Operating
Temperature
0°C ~ 40°C
Support
Suitable for wall mounting
5. Product Overview
5.1 Transmitter Panel

6
No.
Name
Function Description
1 PWR LED
The red LED is on when the Transmitter is
powered on.
2 EDID DIP
switch
Used for EDID setting (dial to COPY by default).
COPY: Copy the EDID of the HDMI OUT port of
Receiver. STD: Default 1080P 2CH
3
SERVICE
Firmware update port.
4 DC 24V
DC 24V/1A power input port.
Note that the extender supports POC function, it
means that either Transmitter or Receiver is
connected to 24V/1A power supply, the other
doesn’t need power supply.
5
HDBT
OUT
HDBT output port, connecting to the HDBT IN
port of the Receiver with CAT6 cable.
6
Link
Signal
Indicator
(Green)

Illuminating: Transmitter and Receiver are in
good connection status.
Flashing: Transmitter and Receiver are in
poor connection status.
Dark: Transmitter and Receiver are not
connected.
7
Data
Signal
Indicator
(Yellow)
Illuminating: HDMI signal with HDCP.
Flashing: HDMI signal without HDCP.
Dark: No HDMI signal.
8 HDMI IN
HDMI signal input port, connecting to HDMI
source device such as DVD play or Set Top Box.
9 IR IN
Connect to IR receiver cable, the IR receive
signal will emit to the IR OUT port of the
Receiver.
10 IR OUT
Connect to IR blaster cable, the IR emit signal
is from the IR IN port of the Receiver.
11
PC
USB-B port, connecting to PC.

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5.2 Receiver Panel
No.
Name
Function Description
1 Power LED
The power LED is on when the Receiver is
powered on.
2
SERVICE
Firmware update port.
3 DC 24V
DC 24V/1A power input port.
Note that the extender supports POC function,
it means that either Transmitter or Receiver is
connected to 24V/1A power supply, the other
doesn’t need power supply.
4 HDBT IN
HDBT input port, connecting to the HDBT
OUT port of Transmitter with CAT6 cable.
5
Link
Signal
Indicator
(Green)
Illuminating: Transmitter and Receiver are
in good connection status.
Flashing: Transmitter and Receiver are in
poor connection status.
Dark: Transmitter and Receiver are not
connected.
6
Data Signal
Indicator
(Yellow)
Illuminate: HDMI signal with HDCP.
Flash: HDMI signal without HDCP.

Dark: No HDMI signal.
7 HDMI OUT
HDMI signal output port, connecting to
HDMI display device such as TV or monitor.

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8 IR IN
Connect to the IR receiver cable. The IR
signal will send to the IR OUT port of the
Transmitter.
9 IR OUT
Connect to the IR blaster cable, the IR signal
is from IR IN port of the Transmitter.
10 USB ports
Two USB-A ports, connecting to keyboard
and mouse respectively.
5.3 IR Pin Definition
IR Receiver and Blaster pins definition is as below:
IR RECEIVER
IR BLASTER
1) IR Blaster Signal
2) Power
3) NC
1) IR Signal
2) Power
3) Grounding
Note:
When the angle between the IR receiver and the remote control is
± 45°, the transmission distance is 0-5 meters;
When the angle between the IR receiver and the remote control is
± 90°, the transmission distance is 0-8 meters.

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6. Application Example
Transmitter
Receiver
1
Power Supply
2
CAT6 Cable
3
DVD or Blu-ray Player
4
IR Receiver
5
IR Blaster
6
PC
7
UHDTV
8
Keyboard
9
Mouse

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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