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PureTools - HDMI Switcher 4x1, 4K (60Hz 4:4:4), Auto-Switching
Discontinued

PT-SW-HD41UHD

PureTools - HDMI Switcher 4x1, 4K (60Hz 4:4:4), Auto-Switching

The PureTools HDMI Switcher 4x1, 4K (60Hz 4:4:4), Auto-Switching is a switcher with 4 HDMI inputs and 1 HDMI output, supporting resolutions up to 4K at 60Hz with 4:4:4 chroma subsampling. It offers auto-switching …

ManualControl (TCP/IP)FAQSpecificationsCE
Chapter 1 of 24

Safety precautions

To insure 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 extrusion.
  • Do not remove the housing of the device as opening or removing housing may expose you to dangerous voltage or other hazards.
  • Install the device in a place with fine 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.
Chapter 2 of 24

Introduction to PT-SW-HD41UHD

This PT-SW-HD41UHD is an HDMI2.0 switcher accommodates 4 HDMI inputs. If select any of the inputs by “SOURCE” button on the front panel, IR Remote, or sending RS232 command, the corresponding indicator will illuminate to show real-time switching status.
This switcher can transmit uncompressed 4Kx2K@60Hz 4:4:4 (at max) signal without any losing anything, and supports HDMI2.0, and compliance with HDCP2.2.
Moreover, it supports convenient online firmware update through USB port.

Chapter 3 of 24

Feature

  • 4 HDMI inputs & 1 HDMI output.
  • Support HDMI2.0, and the max resolution supports 4Kx2K@60Hz 4:4:4.
  • HDCP2.2 compliant, support auto-detecting for input HDCP compliant status.
  • Support EDID management, including 6 embedded EDID data can be invoked.
  • Support CEC to control source or display device via IR Remote and RS232 commands.
  • LED indicators show the switching status.
  • Support Hot-plug.
  • High bandwidth: 18Gbps.
  • Convenient online firmware update.
Chapter 4 of 24

Package List

  • 1 x PT-SW-HD41UHD 4K HDMI2.0 Switcher 4x1
  • 2 x Mounting ears & 4 x Screws
  • 4 x Plastic cushions
  • 1 x IR Receiver (5V, with carrier)
  • 1 x IR Remote
  • 1 x Power Adapter (5VDC 2A)
  • 1 x User Manual

Note: Confirm all the accessories are included, if not, please contact with the dealers.

Chapter 5 of 24

Front Panel

No.NameDescription
①SOURCE/ MODE/3s• Video source selection button, press to switch among the 4 inputs source circularly. • Switch mode selection button, press and hold for 3 seconds or more to switch between auto-switch mode and manual switch mode.
②Power indicatorIlluminate red once powered on.
③AUTOBi-colored indicator for present switching mode. • Green when in auto-switching mode. • OFF when in manual mode.
④1~4Total 4 bi-colored LED indicators: • The indicator of the present input source illuminates green. • The indicator of the connected input source illuminates orange.
⑤FWConnect to PC with USB cable to update firmware. Please refer to 7 Firmware Upgrade for more details.

Note: Output HDCP compliant status depends on input signal. When the input signal is with HDCP, then output signal is with HDCP and vice versa.

Chapter 6 of 24

Rear Panel

Rear panel ports and connectors layout

No.NameDescription
①OUTHDMI output port, connect to HDMI display
②IN1~IN4Total 4 HDMI input ports, connect with HDMI source devices.
③RS232Serial control port, connect with control device (e.g. a PC) to control this switcher.
④IR INConnect with IR receiver to collect IR signal from IR Remote.
⑤EDID4-pin DIP switcher to invoke built-in EDID data. Please refer to 4.2 Embedded EDID invoking for more details.
⑥DC 5VConnect with power adaptor for powering the switcher, or used for updating firmware.
Chapter 7 of 24

Usage Precaution

  • Verify all components and accessories included before installation.
  • System should be installed in a clean environment with proper temperature and humidity (see page 16 for limits).
  • All of the power switches, plugs, sockets and power cords should be insulated and safe.
  • All devices should be connected before power on.
Chapter 8 of 24

System Diagram

The following diagram illustrates typical input and output connections that can be utilized with this switcher:
Typical input and output connection diagram for the switcher. Labels: Ray-Blu DVD, Game Console, Camera, Laptop, HDTV, Central Control System, Receiver, Remote. HDMI: blue line, Control: pink line.

Chapter 9 of 24

Connection Procedure

  1. Connect HDMI source device(s) (e.g. Blue-ray DVD) to the “IN1”~“IN4” ports of this switcher with HDMI cable.
  2. Connect HDMI display (e.g. HDTV) to “OUT” port of this switcher with HDMI cable.
  3. Connect an IR Receiver to the “IR IN” to control the switcher via IR Remote.
  4. Connect the control device (e.g. PC) to the “RS232” port to control the switcher via RS232 commands.
  5. Plug a DC 5V power adapter to the “DC 5V” port.

Note: All the ports support hot-plug.

Chapter 10 of 24

Application

This switcher has a good application in various occasions, such as computer realm, monitoring, conference room, big screen displaying, television education, command & control center and smart house etc.

Chapter 11 of 24

3.3 Connection Procedure

  1. Connect HDMI source device(s) (e.g. Blue-ray DVD) to the “IN1”~“IN4” ports of this switcher with HDMI cable.
  2. Connect HDMI display (e.g. HDTV) to “OUT” port of this switcher with HDMI cable.
  3. Connect an IR Receiver to the “IR IN” to control the switcher via IR Remote.
  4. Connect the control device (e.g. PC) to the “RS232” port to control the switcher via RS232 commands.
  5. Plug a DC 5V power adapter to the “DC 5V” port.

Note: All the ports support hot-plug.

Chapter 12 of 24

3.4 Application

This switcher has a good application in various occasions, such as computer realm, monitoring, conference room, big screen displaying, television education, command & control center and smart house etc.

Chapter 13 of 24

Input Source Switching

The button “SOURCE/MODE/3s” on the front panel can be used to select input source and switch mode.

Manual Switching Mode

Press “SOURCE/MODE/3s” button to switch circularly among input 1~4, the corresponding indicator illuminate green synchronously for easy recognition.

Auto Switching Mode

Press and hold the button “SOURCE/MODE/3s” for 3 seconds or more to switch between the manual and auto modes. (Default: Manual switch.). Once enter auto-switching mode, the “AUTO” LED will light up.
The auto-switching mode abides by the following principles:

  • New Input Once detecting a new input signal, this switcher would switch to this new signal automatically.
  • Power Rebooting This switcher support power off memory function. If the last selected signal is still available, the switcher will still output the signal. If not, the switcher will detect all the input signals with priority from “IN 1” to “IN 4” ports. When detected the first signal, it will transfer to output.
  • Signal Removing Once removing the current input signal, this switcher will detect all input signals with priority from the next input port. It will transfer the first available source to the output device. For example, the selected input signal is “IN 2”, if you disconnect the current input source, PT-SW-HD41UHD will detect all input signals according to the following order: “IN 3”, “IN 4”, “IN 1”, and then the first available source will be switched as input.
Chapter 14 of 24

Embedded EDID Invoking

The rear panel boasts a 4-pin DIP switcher to invoke embedded EDID. The embedded EDID data and their corresponding DIP switcher status are shown in the below list.

IDStatusEDID
000000Pass through (default)
0100011080p 3D 2CH
0200101080p 3D Multichannel
0300111080P 2D 2CH
0401001080P 2D Multichannel
0501013840x2160 2D(30Hz)
0601103840x2160 2D(60Hz)
Chapter 15 of 24

IR Control

Connect an IR receiver to the IR IN port, this switcher can be controlled via the included IR Remote. As CEC function, it is able to use the IR Remote to control the source or display device. Here is a brief introduction about the IR Remote:

IR Remote for PT-SW-HD41UHD

  • INPUTS: 1~4: Select video source via pressing corresponding button.
  • MANUAL/AUTO: Select Manual switching mode or auto-switching mode.
  • SOURCE: These buttons are designed to control input source device (e.g. DVD).
  • DISPLAY: These buttons are designed to control output display device (e.g. HDTV).

Note: The source and display devices should support CEC when the IR Remote is used for controlling them.

Chapter 16 of 24

RS232 Control

This switcher provides with RS232 port for serial port control. Connect this switcher to the control device (e.g. PC) with RS232 cable and set the parameters in the right manner, the control device is capable to control this switcher via designed software.

Chapter 17 of 24

RS232 Control Software

Installation: Copy the control software file to the computer connected with this switcher.

Uninstallation: Delete all the control software files in corresponding file path.

Basic Settings

Firstly, connect this switcher with an input device and an output device. Then, connect it with a computer which is installed with RS232 control software. Double-click the software icon to run this software.
Here we take the software CommWatch.exe as example. The icon is showed as below:

The interface of the control software is showed as below:
Please set the parameters of COM number, bound rate, data bit, stop bit and the parity bit correctly, only then will you be able to send command in Command Sending Area.

Baud rate: 9600; Data bit: 8; Stop bit: 1; Parity bit: none.

Parameter Configuration areaMonitoring area, indicates whether the command sent works.Command Sending area
Chapter 18 of 24

RS232 Command

Switching Command

FunctionCommandFeedback Example
Switch to HDMI input 1.HDMI1%[CMD]: switch to HDMI1.
Switch to HDMI input 2.HDMI2%[CMD]: switch to HDMI2.
Switch to HDMI input 3.HDMI3%[CMD]: switch to HDMI3.
Switch to HDMI input 4.HDMI4%[CMD]: switch to HDMI4.
Enable auto-switching mode.AUTO%[CMD]: switch to AUTO Mode.
Enable manual switching mode.MANUAL%[CMD]: switch to MANUAL Mode.

Note: The source and display devices should support CEC.

EDID Customizing

FunctionCommand
Query the current EDIDEDIDInfo%
Customize EDID.EDIDSxx%
Remove all customized EDID.EDIDR%

Besides the 6 embedded EDID, there are 9 EDID can be customized as needed.
Firstly, send the command EDIDSxx% (XX=ID=07~15), and then click “Load File” on the RS232 control software to load the customized EDID file (.bin).
After customizing EDID data, you can invoke the new EDID via DIP switcher, and the EDID ID and their corresponding DIP switcher status are shown in the below list.

IDSwitcher StatusIDSwitcher StatusIDSwitcher Status
070111081000091001
101010111011121100
131101141110151111

Source Device Control

FunctionCommandFeedback Example
Turn on the input source device, e.g. Blue-ray DVD.SRCOn%[CMD]: blue ray power on.
Turn off the input source device, e.g. Blue-ray DVD.SRCOff%[CMD]: blue ray power off.
PlaySRCPlay%[CMD]: blue ray play.
PauseSRCPause%[CMD]: blue ray pause.
StopSRCStop%[CMD]: blue ray stop.
Fast Forward x1SRCForward%[CMD]: blue ray forward.
Fast RewindSRCBackward%[CMD]: blue ray backward.
Next SectionSRCSkipForward%[CMD]: blue ray skid forward.
Previous SectionSRCSkipBackward%[CMD]: blue ray skid backward.
Open the MENUSRCMenu%[CMD]: blue ray menu.
BackSRCBack%[CMD]: blue ray back.
Confirm (OK)SRCOk%[CMD]: blue ray OK.
ExitSRCExit%[CMD]: blue ray Exit.

Display Device Control

FunctionCommandFeedback Example
Turn on the display device, e.g. HDTV.TVOn%[CMD]: TV Power on.
Turn off the display device, e.g. HDTV.TVOff%[CMD]: TV Power off.
Select input source.TVINSel%[CMD]: TV input select.
Volume up.TVVOL+%[CMD]: TV VOL +.
Volume down.TVVOL-%[CMD]: TV VOL -.
Mute.TVMUTE%[CMD]: TV VOL Mute.

Baud Rate Setting

FunctionCommandFeedback Example
Set the baud rate as 9600.UART9600%[CMD]: Baud 9600.
Set the baud rate as 19200.UART19200%[CMD]: Baud 19200.
Set the baud rate as 38400.UART38400%[CMD]: Baud 38400.
Set the baud rate as 57600.UART57600%[CMD]: Baud 57600.
Set the baud rate as 115200.UART115200%[CMD]: Baud 115200.
FunctionCommandFeedback Example
Up directionSRCUp%[CMD]: blue ray up.
Down directionSRCDown%[CMD]: blue ray down.
Left directionSRCLeft%[CMD]: blue ray left.
Right directionSRCRight%[CMD]: blue ray right.
NextSRCNext%[CMD]: blue ray next.
EnterSRCEnter%[CMD]: blue ray Enter.
Chapter 19 of 24

Firmware Upgrade

This switcher boasts a USB port for online firmware upgrade on the front panel. Follow these steps to upgrade firmware:

  1. Connect control PC to the USB port of this switcher with USB cable.
  2. Open “My Computer”, and then find the new disk named BOOTDISK.
  3. Copy the latest upgrade file (.bin) to this disk.
  4. The switcher will restart automatically, and then the software update will complete after the USB port is connected successfully.

Note: The USB port can also be used to energize the device.

7. Firmware Upgrade

This switcher boasts a USB port for online firmware upgrade on the front panel. Follow these steps to upgrade firmware:

  1. Connect control PC to the USB port of this switcher with USB cable.
  2. Open “My Computer”, and then find the new disk named BOOTDISK.
  3. Copy the latest upgrade file (.bin) to this disk.
  4. The switcher will restart automatically, and then the software update will complete after the USB port is connected successfully.

Note: The USB port can also be used to energize the device.

Chapter 20 of 24

Specification

Input Signal4 HDMI
Input ConnectorFemale Type-A HDMI
Output Signal1 HDMI
Output ConnectorFemale Type-A HDMI
Control Signal1 IR IN; 1 RS232
Control Connector2 3.5mm mini jacks
Video SignalHDMI2.0 & HDCP2.2
Audio SignalDolby Digital, DTS, DTS-HD

General

EDID ManagementEmbedded EDID data and manual EDID management.
Resolution Range640x480@60Hz ~ 4Kx2K@60Hz 4:4:4.
HDMI Cable Length≤3m
Power Supply5VDC, 2A
Power Consumption5W (Max)
Dimension (W*H*D)194mm × 16mm × 81mm
Net Weight202g
Temperature-10℃~ 55℃
Relative Humidity10% ~ 90%

Note: Please adopt qualified HDMI cables compliant with HDMI2.0 for reliable transmission when connecting.

Chapter 21 of 24

Panel Drawing

Panel drawing showing 194 mm x 81 mm x 16 mm dimensions and front, top, and side views of the PureTools PT-SW-HD41UHD device.
Panel drawing showing 194 mm x 81 mm x 16 mm dimensions and front, top, and side views of the PureTools PT-SW-HD41UHD device.
Chapter 22 of 24

Troubleshooting & Maintenance

ProblemsPotential CausesSolutions
Color losing or no video signal output in HDMI displayThe connecting cables may not be connected correctly or it may be broken.Check whether the cables are connected correctly and in working condition.
No HDMI signal output in this switcher while local HDMI input is in normal working state
Splash screen in output devicesPoor quality of the connecting cableChange for another cable of good quality.
Cannot control this switcher by control device (e.g. a PC) through RS232 portWrong RS232 communication parametersMake sure the RS232 communication parameters are correct.
This switcher is brokenSend it to authorized dealer for repairing.
Static becomes stronger when connecting the video connectorsBad groundingCheck the grounding and make sure it is connected well.

If your problem persists after following the above troubleshooting steps, seek further help from authorized dealer or our technical support.

Chapter 23 of 24

After-Sales Service

If there appear some problems when running the product, please check and deal with the problems referring to this user manual. Any transport costs are borne by the users during the warranty.

  1. Product Limited Warranty: The product will be free from defects in materials and workmanship for two years (The purchase invoice shall prevail). Proof of purchase in the form of a bill of sale or receipted invoice which is evidence that the unit is within the Warranty period must be presented to obtain warranty service.
  2. What the warranty does not cover (servicing available for a fee):
  3. Technical Support: For any questions or problems, contact your distributor or reseller and tell them the respective product name and version, the detailed failure situation as well as the formation of the cases.
  • Warranty expiration.
  • Factory applied serial number has been altered or removed from the product.
  • Damage, deterioration or malfunction caused by:
  • Normal wear and tear.
  • Use of supplies or parts not meeting our specifications.
  • No certificate or invoice as the proof of warranty.
  • The product model showed on the warranty card does not match with the model of the product for repairing or had been altered.
  • Damage caused by force majeure.
  • Servicing not authorized by distributor.
  • Any other causes which does not relate to a product defect.
  • Delivery, installation or labor charges for installation or setup of the product.
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