Digitus DS-55502 User manual

4K HDMI KVM Extender Set, HDBaseT
Manual
DS-55502
The Digitus 4K HDMI KVM Extender Set consists of a transmitter unit
(local control) as well as a receiver unit (remote control). The HDMI
signal can be extended via a network cable (CAT 6) to a maximum
distance of 70 m (Full HD video content). 4K video content can be
extended to up to 40 m using a CAT 6 network cable. The highest
supported video resolution is 4K UHD / 30 Hz. It also makes convenient
access on a computer (mouse and keyboard) possible via the USB ports
on the receiver unit. It is perfectly suited to industrial, commercial and
public applications. The package also includes two bidirectional infrared
units (sender, receiver), which can be used for the remote control of the
connected input source.

Important Safety instructions
Please read below safety instructions carefully before installation and
operation:
Please pay attention to all the warnings and hints on this device.
Do not expose this unit to rain, moisture and liquid.
Do not put any stuff into the device.
Do not repair or open this device without professional people's
guidance.
Make sure good ventilation openings to avoid product overheating
damage.
Shut off power and make sure environment is safe before installation.
Do not plug-in/out the network cables and IR cables when it is in
using to avoid cables damage.
Make sure the specification matched if using 3rd party DC adapters.
Introduction
This product supports to power over CAT cable, connect the power
adapter either with the transmitter unit or with the receiver unit, both
can keep this device working normally. However, it is recommended to
connect power adapter with the receiver end. This KVM Extender is used
to increase the distance between a source (computer, CPU) and its
console (keyboard, mouse, and other peripheral devices). It is useful for
control and security purposes. Therefore it is widely used in command
center, data control center, operation rooms in military, bank,
government, enterprise etc.
Features
1Apply HDBaseT extend technology
2Uncompressed HDMI video signal
3Support distance up to 40m when 4Kx2K@30Hz
4Extend 1080p signal over cat6 up to 70 meters
5Support bi-directional IR pass back
6Support HDCP, CEC, and 24 deep color
7Support mouse and keyboard extension
8Support uncompressed LPCM audio and compressed DTS-HD, Dolby
true HD
9Can be powered by network cable. It only needs to input 12V power
for either transmitter or receiver for normal working

Package Contents
Installation Requirements
1. Source equipment:
HDMI source device (i.e.: computer graphics card, DVD, PS3, or HD
monitoring equipment etc.)
2. Display devices:
With HDMI INPUT port, SDTV, HDTV, projector
3. Network cables:
UTP/STP Cat5e/Cat6/Cat6A/Cat7 network cables, which following the
standard of IEEE-568B
HDMI to HDBaseT TX
sender*1pcs
HDBaseT to HDMI RX
receiver*1pcs
DC12V/2A *1pcs USB Cable x 1pcs
IR blaster extension
cable*1pcs
IR receiver extension
cable*1pcs
User manual*1pcs

Specification
Part No. DS-55502
Technical Transmitter-TX Receiver-RX
HDCP compliance HDCP1.4
Transmission protocol HDBaseT
Transmission distance CAT5E/CAT6/CAT6A/CAT7
Transmission distance
Cat5e
60m Up to 1080p@60Hz 36bpp
35m
1080p@60Hz 48bpp,
1080p@60Hz 3D,
4Kx 2K@30Hz
Cat6
70m Up to 1080p@60Hz 36bpp
40m
1080p@60Hz 48bpp,
1080p@60Hz 3D,
4Kx 2K@30Hz
Video support
480i@60Hz, 480p@60Hz, 576i@50Hz,
576p@50Hz, 720p@50/60Hz,
1080i@50/60Hz, 1080p@50/60Hz
4K×2K@24/25/30Hz
Audio support LPCM, DTS-HD, Dolby True HD
Input TMDS signal 0.7~1.2Vp-p
Input DDC signal 5Vp-p
CEC Supported
RS232 support No
POH support Supported, recommended to connect the
power adapter to the RX unit
latency zero latency
supported
configuration point to point connection
IR passback yes, bi-direction
IR frequency 20-60KHz
HDMI source control bi-direction IR
HDMI connector Type A 19 Pins, Female
Network cable
standard
CAT5E/CAT6/CAT6A/CAT7,
follow IEEE-5688 standard

Mechanical Transmitter-TX Receiver-RX
Housing Metal enclosure
Dimensions
(L×W×H mm) 99.45×94.5×25.7mm
Net weight TX: 220g RX: 230g
Power supply 12V/2A
Power consumption <8W
Operation temperature 0~50
°
C
Storage temperature -10~70
°
C
Relative humidity 0~95% (no condensation)
Panel Description
1. Transmitter Unit (TX)
① DC12V input Connect with the power supply
② Transmission
signal indicator
1. The first led: It turns on when power on.
2. The second led:
It turns on when the transmitter unit and the
receiver unit connect well with each other, and it
flashes when there is no transmission between
the transmitter unit and the receiver unit.
3. The third led:
It turn on when the receiver unit connect well
with the HDMI display device, and it turn off
when no transmission between the receiver
unit and the display device.
③ HDBT Output HDBaseT signal output
④ USB connection
indicator
Indicates that the signal is connected properly
⑤ USB port Connect with computer/PC
⑥ HDMI input Connect with HDMI source device

⑦ IR receiver
extension cable
interface
Connect with IR receiver extension cable.
Please make sure the remote control is within
the required range of IR receiver
⑧ IR blaster
extension cable
interface
Connect with IR blaster extension cable.
Please put the IR blaster close to source
device to get the best IR signal transmission
from receiver.
2. Receiver Unit (RX)
① DC12V input Connect with the power supply
② Transmission
signal indicator
1. The first led: It turns on when power on.
2. The second led:
It turns on when the transmitter unit and the
receiver unit connect well with each other, and it
flashes when there is no transmission between
the transmitter unit and the receiver unit.
3. The third led:
It turn on when the receiver unit connect well
with the HDMI display device, and it turn off
when no transmission between the receiver
unit and the display device.
③ HDBT Output HDBaseT signal input
④ USB connection
indicator
Indicates that the signal is connected properly
⑤ USB port Connectwithkeyboardandmouse
⑥ HDMI input Connect with HDMI display device
⑦ IR receiver
extension cable
interface
Connect with IR receiver extension cable.
Please nmake sure the remote control is within
the required range of IR receiver
⑧ IR blaster
extension cable
interface
Connect with IR blaster extension cable. Please
put the IR blaster close to source device to get
the best IR signal transmission from receiver.

Installation Procedures
1. To make a Cat5e/6 network cable
1 white and
orange 4 blue 7 white and brown
2 orange 5 white and
blue 8 brown
3 white and
green 6 green
2. Connections
[NOTE]: It is recommended to power from the receiver unit.
3. Bi-directional IR pass back
1) It supports bi-directional IR pass back. User can control DVD at TX
end and control TV at RX end.
2) If control at RX end, please connect IR blaster extension cable
with IR OUT of TX and connect IR receiver extension cable with IR
IN of RX. If control at TX end, please connect IR receiver extension
cable with IR IN of TX and connect IR blaster extension cable with
IR OUT of RX.
PC
USB USB HDMI display
keyboard/mouse
Power
Receiver
Sender
HDMI

FAQ
Q: No output on screen?
A:
1) Firstly, please check and make sure the power supply is connected
well. Then, check and make sure all cables are connected correctly.
2) Please check and make sure you have chosen the right HDMI input
port of the TV/screen.
3) Please check and make sure there is HDMI signal to be fed into
transmitter unit, and check whether the receiver unit has been
connected well with the display device.
Q: No “3” led indicator keeps flashing and no output?
A: Check and make sure the HDMI display device has been switched to
the right HDMI input channel.
Q: No “2” led indicator keeps flashing, and no “3” led indicator keeps
off?
A: Check whether the TX’HDMI IN has signal input and make sure
RX’OUT is well connected with HDMI display.
Q: Output image with snow point?
A: Change the HDMI cable between the transmitter unit and the
source device; it will be better to use a shorter HDMI cable for
re-testing.
Disclaimer
The product name and brand name may be registered trademark of related
manufacturers TM and may be omitted on the user manual. The pictures on the user
manual are just for reference, and there may be some slight difference with the real
products. We reserve the rights to make changes without further notice to a product
or system described herein to improve reliability, function or design.
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