PureTools PT-SP-HD124DA User manual

User Manual
PT-SP-HD124DA
User Manual
HDMI V2.0 1x24 Splitter with Downscaling and AOC Supported
Model PT-SP-HD124DA
Designed in Germany
© 2020 PureLink GmbH All rights reserved. V1.0

User Manual
PT-SP-HD124DA
Preface
Read this user manual carefully before using this product. Pictures shown in this
manual are for reference only. Different model layouts and specifications are subject
to the physical product.
This manual is for operation instructions only, not for any maintenance usage.
In the constant effort to improve our product, we reserve the right to make changes in
functions or parameters without prior notice or obligation.
Trademarks
Product model and logo are trademarks. Any other trademarks mentioned in this
manual are acknowledged as the properties of the trademark owner. No part of this
publication may be copied or reproduced without the prior written consent.
FCC Statement
This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful
interference to radio communications. It has been tested and found to comply with
the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful interference in
a commercial installation.
Operation of this equipment in a residential area is likely to cause interference, in
which case the user at their own expense will be required to take whatever measures
may be necessary to correct the interference.
Any changes or modifications not expressly approved by the manufacture would void
the user’s authority to operate the equipment.

User Manual
PT-SP-HD124DA
REACH | 1907/2006/EU
ROHS | 2011/65/EU
PureLink hereby declares that this product PureTools PT-SP-HD124DA complies
with Directives 1907/2006/EU und 2011/65/EU.
EMC / LVD (Electro Magnetic Compatibility / Low Voltage Directive)
PureLink GmbH hereby declares that this product PureTools PT-SP-HD124DA
complies with Directives 2014/30/EU and 2014/35/EU. The full text of the EU
Declaration of Conformity is available at the following Internet address:
http://www.purelink.de/ce/4251364721544_CE.pdf

User Manual
PT-SP-HD124DA
SAFETY PRECAUTIONS
To ensure the best from the product, please read all instructions carefully before
using the device. Save this manual for further reference.
Unpack the equipment carefully and save the original box and packing material
for possible future shipment
Follow basic safety precautions to reduce the risk of fire, electrical shock and
injury to persons.
Do not dismantle the housing or modify the module. It may result in electrical
shock or burn.
Using supplies or parts not meeting the products’ specifications may cause
damage, deterioration or malfunction.
Refer all servicing to qualified service personnel.
To prevent fire or shock hazard, do not expose the unit to rain, moisture or install
this product near water.
Do not put any heavy items on the extension cable in case of protrusion.
Do not remove the housing of the device as opening or removing the housing may
expose you to dangerous voltage or other hazards.
Install the device in a place with sufficient ventilation to avoid damage caused by
overheat.
Keep the module away from liquids.
Spillage into the housing may result in fire, electrical shock, or equipment damage.
If an object or liquid falls or spills on to the housing, unplug the module
immediately.
Do not twist or pull by force ends of the optical cable. It can cause malfunction.
Do not use liquid or aerosol cleaners to clean this unit. Always unplug the power
to the device before cleaning.
Unplug the power cord when left unused for a long period of time.
Information on disposal for scrapped devices: do not burn or mix with general
household waste, please treat them as normal electrical wastes.

User Manual
PT-SP-HD124DA
Table of Contents
1. Product Introduction ..................................................................................................................5
1.1 Features ..............................................................................................................................5
1.2 Package List........................................................................................................................5
2. Specification.................................................................................................................................6
3. Panel Description........................................................................................................................8
3.1 Front Panel.........................................................................................................................8
3.2 Rear Panel...........................................................................................................................9
4. System Connection.................................................................................................................. 10
4.1 Usage Precaution........................................................................................................... 10
4.2 System Diagram............................................................................................................. 10
5. DIP Switch Operation .............................................................................................................. 11
6. RS232 Control........................................................................................................................... 12
6.1 RS232 Control Software .............................................................................................. 12
6.2 RS232 Communication Commands........................................................................... 17
6.2.1 System Commands............................................................................................ 17
6.2.2 Setting Commands............................................................................................ 18
7. Firmware Upgrade.................................................................................................................... 20
8. After-Sales Service................................................................................................................... 21

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1. Product Introduction
Thank you for your purchase of the PT-SP-HD124DA. The 1x24 splitter can
distribute one HDMI input to twenty-four HDMI outputs. The distribution amp
supports HDMI V2.0, 4K signals up to 4K@60Hz 4:4:4, HDR 10, Dolby Vision and
features advanced EDID management option using 4-pin DIP switch on the front
panel of the unit. The PT-SP-HD124DA offers downscaling so a 4K video input can
automatically be down scaled to a 1080p output when connecting a display that
only supports resolutions up to 1080p. Stereo analog L/R audio output is provided
for audio de-embedding from HDMI input and the splitter supports CEC and RS232
control.
1.1 Features
HDMI V2.0, 4K@60Hz 4:4:4 8bit, HDR 10 and Dolby Vision.
HDCP 2.2 compliant.
Compatible with HDMI AOC cable, provides up to 5V100mA power on each
output.
Auto 4K to 1080p downscaling.
Stereo analog L/R audio output for audio de-embedding from HDMI input.
Smart EDID management and HDCP management.
CEC and RS232 control.
1.2 Package List
1x PT-SP-HD124DA 1x24 Splitter
1x Power Adapter (24V DC, 1.25A)
2x Mounting Ears with 4 Screws
4x Plastic Cushions
1x User Manual
1x RS232 Cable (Female DB9 to Male DB9)
Note: Please contact your distributor immediately if any damage or defect in the
components is found.

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2. Specification
Video
Input
(1) HDMI
Input Connector
(1) Type-A female HDMI
Input Video Resolution
Up to 4K@60Hz 4:4:4 8bit, HDR10, Dolby Vision
Output
(24) HDMI
Output Connector
(24) Type-A female HDMI
Output Video Resolution
Up to 4K@60Hz 4:4:4 8bit, HDR10, Dolby Vision, supports 4K to
1080p down-scaling.
HDMI Output
Supports up to 5V100mA power for AOC cable.
HDMI Standard
V2.0
HDCP Version
2.2
HDMI Audio Signal
LPCM 7.1 audio, Dolby Atmos® , Dolby® TrueHD, Dolby Digital®
Plus, DTS:X™, and DTS-HD® Master Audio™ pass-through.
Analog Audio Output
Output
(1) AUDIO
Output Connector
(1) RCA (L+R)
Frequency Response
20Hz~20kHz, ±1dB
Max output level
2.0Vrms ± 0.5dB. 2V=16dB headroom above-10dBV (316mV)
nominal consumer line level signal
THD+N
< 0.05%, 20Hz~20kHz bandwidth, 1kHz sine at 0dBFS level (or max
level)
SNR
> 80dB, 20Hz~20kHz bandwidth
Crosstalk isolation
< -80dB, 10kHz sine at 0dBFS level (or max level before clipping)
L-R level deviation
< 0.05dB, 1kHz sine at 0dBFS level (or max level before clipping)
Output load capability
1Kohm and higher (supports 10x paralleled 10Kohm loads)
Noise Level
- 80dB
Control Part
Control Port
(1) EDID Switch, (1) FW, (1) RS232

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Control Connector
(1) 4-pin DIP switch, (1) Micro-USB, (1) Female DB9
General
Bandwidth
18Gbps
Operation Temperature
-5℃~ +55℃
Storage Temperature
-25℃~ +70℃
Relative Humidity
10%-90%
External Power Supply
Input: AC 100~240V, 50/60Hz; Output: 24V DC 1.25A
Power Consumption
29W (Max)
Dimension (W*H*D)
360mm x 40mm x 125mm
Net Weight
1.44KG
Video Resolution Down-scaling:
The splitter supports video resolution downscaling, the 4K input can be
automatically degraded to 1080p output for compatibility with 1080p display,
shown in the below chart.
Input
Output
#
Resolution
Refresh
Color Space
Downscale
1080p Specs
1
3840x2160
60
4:4:4
Support
1080p@60Hz 4:4:4
2
3840x2160
50
4:4:4
Support
1080p@50Hz 4:4:4
3
3840x2160
30
4:4:4
Support
1080p@30Hz 4:4:4
4
3840x2160
25
4:4:4
Support
1080p@25Hz 4:4:4
5
3840x2160
24
4:4:4
Support
1080p@24Hz 4:4:4
6
3840x2160
23
4:4:4
Support
1080p@23Hz 4:4:4
7
3840x2160
60
4:2:0
Support
1080p@60Hz 4:4:4
8
3840x2160
50
4:2:0
Support
1080p@50Hz 4:4:4
9
3840x2160
30
4:2:0
Support
1080p@30Hz 4:4:4
10
3840x2160
25
4:2:0
Support
1080p@25Hz 4:4:4
11
3840x2160
24
4:2:0
Support
1080p@24Hz 4:4:4
12
3840x2160
23
4:2:0
Support
1080p@23Hz 4:4:4

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3. Panel Description
3.1 Front Panel
①POWER SWITCH: Power on/off the splitter.
②POWER LED: Illuminates red when the device is powered on.
③INPUT LED: Illuminates green when there is HDMI input.
④OUTPUT LEDs (1~24): Illuminates green when there is HDMI output on the
corresponding channel.
⑤EDID: 4-pin DIP switch for EDID setting and HDCP mode selection. Please refer
to the chapter DIP Switch Operation for more details.
⑥FW: Micro-USB port for firmware upgrade.
INPUT 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24 1 2 3 4
EDID
1
0ON
OFF
FW
ON
OFF
123456

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3.2 Rear Panel
①INPUT: Connect HDMI source.
②OUTPUTS: Total twenty-four HDMI outputs to connect HDMI displays.
③AUDIO OUT: Connect audio device (e.g. Amplifier) for audio de-embedding
from HDMI input.
④RS232: Connect control device (e.g. PC) to control the splitter by sending
RS232 commands.
⑤DC 24V: DC connector for the power adapter connection.
INPUT AUDIO OUT
RS232
DC 24V
13 14 15 16
1 52 63 7
4 8
910 11 12
OUTPUTS
123
4
5

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10
4. System Connection
4.1 Usage Precaution
Make sure all components and accessories included before installation.
System should be installed in a clean environment with proper temperature and
humidity.
All of the power switches, plugs, sockets, and power cords should be insulated
and safe.
All devices should be connected before power on.
4.2 System Diagram
INPUT 17 21
18 22 19 2320 24
15 9 261037114812
13 14 15 16 AUDIO OUT
RS232
DC 24V
OUTPUTS
Amplifier
4K TV
4K
4K TV
4K
4K TV
4K
4K TV
4K
1080p TV
1080p
1080p TV
1080p
HDMI:
RS232:
Audio:
Blue-Ray Central Control System

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11
5. DIP Switch Operation
The 4-pin DIP switch on the front panel of the unit is used for EDID management
and HDCP management. It represents “0” when in the lower (OFF) position, and it
represents “1” while putting the switch in the upper (ON) position.
Switch 1~3 are used for EDID setting. The switch status and its corresponding
setting are shown at the below chart.
Switch Status
(PIN 1~3)
EDID Value
1
2
3
0
0
0
Obtains EDID from the first detected display starting at HDMI
OUT1>OUT2>.........>OUT24.
0
0
1
1920x1080@60Hz 8bit Stereo
0
1
0
1920x1080@60Hz 8bit High Definition Audio
0
1
1
3840x2160@30Hz 8bit Stereo Audio
1
0
0
3840x2160@30Hz Deep Color High Definition Audio
1
0
1
3840x2160@60Hz Deep Color Stereo
1
1
0
3840x2160@60Hz Deep Color HDR LPCM 6CH
Switch 4 is used for HDCP setting. The switch status and its corresponding setting
are shown at the below chart.
Switch 4 Status
HDCP
OFF (0)
Automatically follows the HDCP version of display device.
When display device has no HDCP, if source device have no HDCP content, the
video output has no HDCP content; if source device has HDCP content, there are
no video output.
ON (1)
Automatically follows the HDCP version of source device.
Note: The factory default switch status is “0000”, and it needs to be set to “1111”
when enable RS232 control to set EDID and HDCP.

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12
6. RS232 Control
Connect the RS232 port to control device (e.g. PC) with RS232 cable. The splitter
can be controlled by sending RS232 commands.
6.1 RS232 Control Software
Here take the software docklight as an example.
Installation
Please download the latest Software Version from the link below:
https://docklight.de/download/Docklight.zip
Then follow the installation wizard for installation on Windows 7 and 10.
After the installation, Docklight can be run for the first time and should look like the
below screen shot:
Registration is not necessary unless you wish to save settings on exit, so unless you
wish to register click on "OK" to close the window.

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The next pop-up window can also be closed with "Continue". An empty project is
enough to send and receive commands easily (The default setting is always “Start
with a blank project / blank script“)
Click “Continue” to
close this window.
Click “OK” to
close this
window.

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14
Now you are in the main view, where commands are sent and feedback is received.
The next step is to select the correct COM port of the PC. To do this, double-click on
"COM1" in the corresponding setup window.
In the following window, select the drop-down menu labeled "Send / Receive on
Comm Channel", select the appropriate COM port and then click on "OK" at the
bottom right corner.
All other settings can be left at default for most applications, but refer to device
RS232 settings to be sure.
Double click on
“COM1” to change to
the right COM port.

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In order to be able to send commands, open communication with the device by
clicking on "Play". (1)
Then the keyboard function must be activated, so that commands can be written in
the "communication window". (2)
Finally enter the command, for example "50701%". This is then confirmed by
pressing "Enter" to send. Any response from the connected device will appear in red.
(3)
Select the right
COM port.

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Click “Play” to
open the
communication.
Enable the keyboard
type in function.
Command
sending area.
Monitoring area,
indicates if the
command sent works.
1
2
3

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6.2 RS232 Communication Commands
Communication protocol: RS232 Communication Protocol
Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none
Note:
All commands need to be ended with “<CR><LF>”.
In the commands, “[”and “]” are symbols for easy reading and do not need to be
typed in actual operation.
Type the command carefully, it is case-sensitive.
6.2.1 System Commands
Command
Description
Command Example and
Feedback
>GetFirewareVersion
Get firmware version.
<V1.0.0
>SetFactoryReset
Reset to factory default.
<FactoryReset_True
>SetReboot
System reboot.
<Reboot_EN
>SetHelp [Param]
Get the command details.
[Param]= Any command.
>SetHelp SetHdcpActiveMode
<Set the HDCP bypass from SRC
or SINK
>SetHdcpActiveMode Param
Param = Src,Sink
Src - Active by src
Sink - Active by Sink

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6.2.2 Setting Commands
Command
Description
Command Example and
Feedback
>SetUpdateEdid
Upload user-defined EDID. The EDID DIP
switch must be set as “1111”.
<User edid ready,Please
send edid data in 10s.
<SetUpdateEdid_True/False
/
<Time out to send edid
>SetInPortEdid [Param]
Set the EDID to [Param].
[Param]=0~7.
0 - BYPASS
1 - 1920x1080@60 8bit Stereo
2 - 1920x1080@60 8bit High Definition
Audio
3 - 3840x2160@30Hz 8bit Stereo Audio
4 - 3840x2160@30Hz Deep Color High
Definition Audio
5 - 3840x2160@60Hz Deep Color Stereo
Audio
6 - 3840x2160@60Hz Deep Color HDR
LPCM 6CH
7 - USER EDID
The EDID DIP switch should be set as
“1111”.
>SetInPortEdid 0
<InPortEdid 0
>GetInPortEdid
Get the EDID.
<InPortEdid 0
>SetHdcpActiveMode
[Param]
Set the HDCP active mode.
[Param]= Src, Sink
Src - Active by Src. Follow source.
Sink - Active by Sink. Follow display.
Note: The EDID switch must be switched to
“1111” before sending the command.
>SetHdcpActiveMode Src
<HdcpActiveMode Src
>GetHdcpActiveMode
Get the HDCP active mode.
<HdcpActiveMode Src

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Command
Description
Command Example and
Feedback
>SetVideoOutput
[Param1],[Param2]
Enable or disable video output.
[Param1]=1~24. Output port.
[Param2]= EN, Dis
Dis - Disable
En - Enable
>SetVideoOutput 1,EN
<VideoOutput 1 True
>GetVideoOutput
[Param]
Get video output status.
[Param]=1~24.Output port.
>GetVideoOutput 1
<VideoOutput 1 True
>SetAutoDownScaler
[Param]
Enable/disable 4K to 1080p down-scaling
function.
[Param]= EN, Dis
Dis - Disable
En - Enable
>SetAutoDownScaler EN
<AutoDownScaler True
>GetAutoDownScaler
Get the on-off status of down-scaling
function.
<AutoDownScaler True
>SetRS232Baudrate
[Param]
Set the baud rate to [Param].
[Param]=1~7
1 - 115200
2 - 57600
3 - 38400
4 - 19200
5 - 9600
6 - 4800
7 - 2400
>SetRS232Baudrate 1
<RS232Baudrate 1
>GetRS232Baudrate
Get the RS232 baud rate.
<RS232Baudrate 1