Digitus DS-55303 User manual

HDMI EXTENDER SPLITTER SET, 1X4
Manual
DS-55303
The Digitus HDMI Extender Splitter Set, 1x4 offers an extender and
splitter solution of up to 40 m for the highest demands. It is used to
transmit digital video and audio signals to a maximum length of up to
40 m and to distribute them to up to four monitors/screens. The highest
supported video resolution is 1080p / 60Hz. The transmitter unit
features an EDID switch, which can be used to regulate resolution and
audio format of the output signal. The transmitter also has an HDMI
Loop Out Port, which allows you to connect a local monitor. Thanks to
PoC (Power over Cable) support, it is only the transmitter unit that needs
to be powered. The package includes four infrared units (1x transmitter,
4x receivers), which can be used for the remote control of the connected
input source.

Important Safety Instructions
1. Do not mix up the Transmitter and Receiver, and the IR blaster and
IR receiver.
2. Do not plug-in/out the cables, when it is in using.
3. Use DC 5V power supply only. Make sure the specification matched
if using 3rd party DC adapters.
4. Support power from transmitter to receiver unit over the CAT6 cable.
Package Contents
Transmitter unit ×1pcs Receiver unit ×4pcs DC5V/3A ×1pcs
User Manual ×1pcs IR blaster extension
cable x1pcs
IR receiver extension
cable ×4pcs
Features
1. Distribute 1 HDMI source to 4 HDMI displays over network cable
simultaneously.
2. Support one HDMI Loop-out.
3. Compatible with CAT6/6a/7 network cables.
4. The transmission distance is up to 40m/131ft.
5. The highest resolution supported is 1920x1080@60Hz.
6. Support 20~60KHz IR pass back.
7. Support EDID setting function.
8. Support power from transmitter to receiver unit over the CAT6 cable.
9. Plug and Play.
10. Wall-mounted function, easy installation.

Specification
Part No. DS-55303
Technical
Input HDMI×1 (Type A, 19 pin, female)
Output RJ45×4
Transmission distance 40 meters via CAT6
Video support
480i@60Hz, 480p@60Hz, 576i@50Hz,
576p@50Hz, 720p@50/60Hz,
1080i@50/60Hz, 1080p@50/60Hz
Audio format PCM DTS AC3
TMDS signal 0.5~1.5Vp-p (TMDS)
DDC signal 5Vp-p (TTL)
IR pass-back function Support
IR frequency Range (KHz) Support 20~60KHz IR frequency devices
HDCP HDCP1.4
Mechanical
Housing Metal enclosure
Dimensions (L×W×H mm) TX: 190(L) x 95.9(W) x 23.9(H) mm
RX: 71.6×66.6×22.6mm
Weight TX: 0.48kg RX: 0.08kg x 4pcs
Fixedness wall-mounting case with screws
Power supply 5V/3A
Power consumption <15W
Operation temperature 0~60°
Storage temperature -20~70°
Relative humidity 20-90% (no condensation)
Installation Requirements
1. HDMI source device (computer graphics card, DVD, PS3, HD
monitoring equipment etc).
2. HDMI display device like SDTV, HDTV, and projector with HDMI port.
3. UTP/STP CAT6/6A/7 cable, follow standard IEEE-568B.

Panel Description
1. Transmitter unit (TX)
①Power input (DC5V)
②EDID dip switch
③IR signal output to connect with blaster extension cable
④HDMI input
⑤HDMI output
⑥RJ45 signal output
⑦Power/signal indicator
⑧Reset button
Receiver unit (RX)

①LENGTH: for adjusting to the length of network cable
②RJ45 signal input
③RJ45 indicator led it lights on all the time with HDMI signal
transmission, flashes with no signal transmission
④DC5V power input (OPTIONAL)
⑤HDMI signal output
⑥IR signal input to connect with IR receiver extension cable
Remarks: The LENGTH key is designed for switching between automatic
and manual setting to adjust cable length. Powered on without any
operation, extender works with parameter set and memorized before.
Powered on and then press LENGTH key, the first two press, it will enter
automatic mode to adapt cable length. The following 12 times of
pressing, it will enter manual mode in 12 levels to meet different cable
length. After all 12 levels of press, it will entering auto mode again and
into next loop.
Installation Procedures
1. How to make a CAT5/5E/6 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- Bro

2. Connection
Remarks: Please do not remote control two or RX units' IR cable at the
same time, which to avoid interference.
3. Connection instruction:
1) Connect the HDMI signal source device to the Transmitter HDMI
input port with HDMI cable.
2) Connect IR blaster to EXTENDER IR OUT
3) Connect the Transmitter RJ45 port to HDMI EXTENDER RX's Rj45
input port by network cable.
HDMI input
HDMI extender splitter
power
HDMI Out
Cable
TV
TV
TV
Receiver
DVD
TV
TV

4) Connect HDMI EXTENDER RX's HDMI output port to HDMI
display's HDMI input port by HDMI cable and set the HDMI
display's signal source to be HDMI port.
5) Supply the power (Power's signal light is red, when there are
signal input then the power light is blue), the product will work.
4. EDID Setting
1) HDMI source device reads the EDID information of the transmitter
(TX) and then output the relative HDMI signal format.
2) There are 8 build-in EDID status, and others could be selected by the
EDID switch in the HDMI extender splitter (transmitter), the detail
Setting Information shown as below:
Switch UP: Use the Arabic numeral “1” to represent
Switch DOWN: Use the Arabic numeral “0” to represent
Switch
Status
SW1 SW2 SW3 EDID Mode
0 0 0 720P@50Hz 2.1CH
1 0 0 720P@50Hz 7.1CH
0 1 0 1080i@60Hz 2.1CH
1 1 0 1080i@60Hz 7.1CH
0 0 1 1080P@60 2.1CH
1 0 1 1080p@60Hz 7.1CH
0 1 1
Read Loop-out (if not connect
the loop-out show default)
1 1 1 Default 720P@50Hz 2.1CH

FAQ
Q: No image or audio output on display?
A:
1) Please check whether display on standby mode;
2) Please check whether display HDMI signal channel in accord
with HDMI input port
3) Please check whether “LINK” LED on RX side keeps on, LED flash
means RX does not receive signal from TX.
4) Please check whether signal indicator LED on TX turns blue, LED
on red means no input signal
5) Please check whether input resolution is supported by this
product.
Q: Image unstable?
A: 1. Press the “LENGTH” or “RESET” button on the transmitter to
re-identify the signal;
2. Please pull & plug CAT cable on corresponding port to
reconnect.
Q: Only partial ports have output?
A:
1. Please check whether CAT cable or HDMI cable connected
correctly
2. Press the “LENGTH” or “RESET” button on the transmitter to
re-identify the signal;
3. Please pull & plug CAT cable on corresponding port to
reconnect.

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