Digitus DS-55515 User manual

4K HDMI Extender Splitter
Set, 1x4
Manual
DS-55515

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Important safety notice
Do not expose this device to rain, moisture and liquid
Do not put any stuff into the device
Do not disassemble or repair this device without qualified service
technician
Make sure the specification matched if using 3rd party DC adapters
1. Introduction
The DIGITUS® HDMI Extender Splitter Set extends an AV signal from
the source device over a distance of up to 70 m and distributes it
onto 4 screens in UHD resolution (4K/60Hz). Supports CAT 6/7/8
cables. Thanks to PoC, only the transmitter unit needs to be supplied
with power by an external power adapter. EDID management, ARC,
R232 signal transmission, HDMI loop-out and IR signal transfer are
also included as features.

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2. Features
1. Supports 4K2K/60Hz (HDR, 4:4:4)
2. R232 signal transmission
3. Video bandwidth: 18 GBPS
4. Maximum transmission distance(UHD 4K2K): 70 m
5. POC (Power over Cable) - Only the transmitter unit requires an
external power adapter.
6. HDMI loop-out to the transmitter unit
7. HDCP 2.2 / 1.4
8. Supports CAT 6/7/8 cables
9. Audio return channel (ARC)
10. EDID management
3. Package Content
1x Transmitter unit
4x Receiver unit
1x IR transmission cable (1.5 m)
4x IR receiver cable (1.5 m)
1x Power adapter (DC 12V/3A, 1.45 m)
1x RS232 terminal block
1x Wall mounting fastening material
1x User manual

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4. Specification
Transmission protocol Ipcolor
Distribution mode 1 IN 4 OUT
Transmission distance CAT6/6A/7≤70m
HDMI signal HDMI 2.0, HDCP 2.2
HDMI Resolution 480i@60Hz, 480p@60Hz, 576i@50Hz,
576p@50Hz, 720p@50/60Hz,
1080i@50/60Hz,1080p@50/60Hz,
1280x960, 1280x800, 1280x768,
1680x1050, 1360x768, 1366x768,
1600x900,1024x768, 800x600,
3840x2160@24/25/30/50/60Hz,
4096x2160@24/25Hz
Audio formats LPCM/DTS-HD/DTS-Audio/Dolby Digital
5.1
IR Support IR pass back function
(20KHz~60KHz)
RS-232 3 pin: TXD-RXD-GND, follows RS-232
levels
Working temperature -20~60°C

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Storage temperature -30~70°C
Humidity
(no condensation)
0~90% RH
Protection ESD protection
1a Contact discharge level 3
1b Air discharge level 3
Implementation of the standard:
IEC61000-4-2
Lightning protection
Surge protection
Power supply TX: DC12V/3A
Power consumption TX<13W RX<4W
Material Iron
Color Black
Weight TX: 640g RX: 243g
Dimension TX: 264.5(L) x 104.0(W) x 23.0(H)mm
RX: 105.5(L) x 102.5(W) x 20.0(H)mm

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5. Installation Requirements
1. HDMI source device (PC, DVD, play station, etc.)
2. HDMI display device (TV, monitor, projector, etc.)
3. UTP / STP CAT6 / CAT6A / CAT7 cable. Follow standard LEEE-568B
It is recommended to choose high-quality network cables
6. Panel Description
Transmitter (TX)
1 Power indicator The indicator will turn blue when the
power is turned on
2 Reset button Restart the device
3 IR out Connect with IR blaster extension cable
4 RJ45 output port Connect with Cat6/6A/7 network cables
5 HDMI output port Connect with local HDMI display device
with HDMI cable
6 HDMI input port Connect with HDMI source device with
HDMI cable
7 EDID DIP switch Set output resolution through EDID DIP
switch

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8 RS-232 Port Connect with the external device to
control the transmitter.
9 Power Connect with DC 12V/3A power adapter
Receiver (RX)
1 Reset button Restart the device
2 Audio switch Choose the audio source (output from
the S/PDIF port) S/PDIF: from the
source device
ARC: from the TV (receiver end)
3 RJ45 signal input Connect with Cat6/6A/7 network cables
4 Power/Signal
indicator
When there is power and no HDMI
signal, the indicator will flash, when
there is HDMI signal, the indicator will
light solid blue
5 Power Connect with DC12V/2A power adapter
6 S/PDIF output Connect with speaker or amplifier

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7 HDMI output Connect with HDMI display device
8 IR in Connect with IR receiver extension
cable
7. Installation Procedures
7.1 Network cable
Follow the standard of IEEE-568B:
1-Orange/white 2-Orange 3-Green/white
4-Blue 5-Blue/white 6-Green
7-Brown/white 8-Brown
7.2 Connection

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7.3 Connection instructions
Connect the source device to the HDMI IN port of the transmitter
through an HDMI cable.
Connect the CAT6 OUT ports of the transmitter to the CAT6 IN
port of the receivers through the network cables.
Connect the HDMI OUTPUT port of the receivers to the display
devices through HDMI cables.
If using HDMI loop out, connect the LOOP OUT port of the
transmitter to the display through an HDMI cable.
If using the RS-232 control, connect the RS-232 port of the
transmitter to an external device.
Plug the power into the devices to get started.
7.4 IR User Guide
IR blaster extension cable should plug in the IR OUT port of the
transmitter, IR receiver extension cable should plug in the IR IN
port of the receivers.
The emitter of the IR blaster extension cable should be as close
as possible to the IR receiving window of the source device.
Point the remote control at the receiving head of the IR receiver
extension cable to operate.

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8. Function setting
8.1 RS232 settings
The default configuration is as follows:
Baud rate: 9600
Data bits: 8
Stop bits: 1
Parity: 0
Control Commands Function Descriptions
ES XX On【Enter】Turn on the network signal output
port(s), choose from“01”to“04” (the
network ports from left to right are: 01,
02, 03, 04); “All” means all four ports
ES XX Off【Enter】Turn off the network signal output
port(s), choose from “01” to “02” (the
network ports from left to right are: 01,
02.); “All” means all four ports
Reset【Enter】Restart the device
Recover【Enter】Restore device factory settings
Baud XX 【Enter】Set the baud rate value: 9600 (default),
19200, 38400, 57600, 115200
Examples of control commands are shown below:

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Control Command ES 02 On【Enter】
Function Description Turn on network signal output port 02
Return Values Received successfully ES 02 On OK
Receive failed ES 02 On FAIL
Control Command ES All Off【Enter】
Function Description Turn off all the network signal output
ports
Return Values Received successfully ES All Off OK
Receive failed ES All Off FAIL
Control Command Reset【Enter】
Function Description Restart the device
Return Values Received successfully Reset OK
Receive failed Reset FAIL
Control Command Baud 19200【Enter】
Function Description Set the baud rate value: 19200
Return Values Received successfully Baud 19200
OK
Receive failed Baud 19200
FAIL

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8.2 EDID settings
There are 16 built-in EDIDs in the product, which can be switched
through the DIP switch. The upward DIP switch indicates “1”, and
the downward DIP switch indicates“0”.
Switch up for “1” Switch down for “0”
Switch Status
EDID Information
1 2 3 4
0 0 0 0 4K@60Hz 2CH
1 0 0 0 4K@60Hz 5.1CH
0 1 0 0 4K@60Hz 7.1CH
0 0 1 0 4K@60Hz HDR 7.1CH
0 0 0 1 4K@30Hz 2CH
1 1 0 0 4K@30Hz 5.1CH
1 0 1 0 4K@30Hz 7.1CH
1 0 0 1 4K@30Hz HDR 7.1CH
0 1 1 0 1080p@60Hz 2CH
0 1 0 1 1080p@60Hz 5.1CH
0 0 1 1 1080p@60Hz 7.1CH
1 1 1 0 1080i@60Hz 2CH

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1 1 0 1 1080i@60Hz 5.1CH
1 0 1 1 1080i@60Hz 7.1CH
0 1 1 1 1080p@60Hz HDR 7.1CH
1 1 1 1 Auto
Auto output at a resolution compatible with all displays.
9. FAQ
Q: Why there is no image output on the display device?
A: 1) Please check the power supply and all the cables
are well-connected.
2) Please check whether there is an HDMI signal input.
3) Please make sure that the corresponding network port
output is not turned off by the RS-232 command.
Q: Why is the output image unstable?
A: 1) Please check whether the length of the network cable is
within 70 meters.
2) Press the "reset" button on TX and RX panels to restart and
reconnect.

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Q: Why does the TV have a snowy/fuzzy screen?
A: 1) Please change the HDMI cable or use a shorter HDMI cable.
2) The recommended length of the HDMI cable connected to
the transmitter is ≤3 meters, and the recommended length of
the HDMI cable connected to the receiver is ≤5 meters.
10. Disclaimer
The product name and brand name may be registered trademark of
related manufactures. ™and® may be omitted on the user manual.
The pictures in this user manual are just for reference. The terms
HDMI, HDMI High-Definition Multimedia Interface, and the HDMI
Logo are trademarks or registered trademarks of HDMI Licensing
Administrator, Inc. We reserve the rights to make changes without
further notice to a product or system described herein to improve
reliability, function or design.

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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