Kramer SWT3-31-HU User Manual
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Kramer SWT3-31-HU User Manual

3x1 4k60 usb-c/hdmi switcher
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USER MANUAL
MODEL:
SWT3-31-HU
3x1 4K60 USB-C/HDMI Switcher
P/N: 2900-301609 Rev 1
www.kramerav.com

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  • Page 1 USER MANUAL MODEL: SWT3-31-HU 3x1 4K60 USB-C/HDMI Switcher P/N: 2900-301609 Rev 1 www.kramerav.com...

  • Page 2: Table Of Contents

    Kramer Electronics Ltd. Contents Introduction Getting Started Overview Typical Applications Defining SWT3-31-HU 3x1 4K60 USB-C/HDMI Switcher Mounting SWT3-31-HU Connecting SWT3-31-HU Connecting the Output to a Balanced/Unbalanced Stereo Audio Acceptor Connecting to SWT3-31-HU via RS-232 Operating and Controlling SWT3-31-HU Principles of Operation...

  • Page 3: Introduction

    Kramer Electronics Ltd. Introduction Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been providing a world of unique, creative, and affordable solutions to the vast range of problems that confront the video, audio, presentation, and broadcasting professional on a daily basis. In recent years, we...

  • Page 4: Overview

    European Advanced Recycling Network (EARN) and will cover any costs of treatment, recycling and recovery of waste Kramer Electronics branded equipment on arrival at the EARN facility. For details of Kramer’s recycling arrangements in your particular country go to our recycling pages at www.kramerav.com/il/quality/environment.
  • Page 5 AV, USB and sensor devices via CEC, RS-232, IR or I/O. Eliminating the need for an external control gateway, this feature reduces installation complexity and costs, to enable easy integration with control systems, such as Kramer Control. • Secured Network Connection – Standard IT-grade 802.1x authentication for secured IT LAN connectivity.

  • Page 6: Typical Applications

    • Enterprise and education hybrid huddle spaces. • Hybrid user connection element in advanced hybrid meeting solutions. Controlling your SWT3-31-HU Control your SWT3-31-HU directly via the front panel push buttons, or: • Via the IP commands transmitted by a controller and touch screen system, or a browser using built-in user-friendly Web pages.

  • Page 7: Defining Swt3-31-Hu 3X1 4K60 Usb-C/Hdmi Switcher

    Kramer Electronics Ltd. Defining SWT3-31-HU 3x1 4K60 USB-C/HDMI Switcher This section defines SWT3-31-HU. Figure 1: Figure 2: SWT3-31-HU 3x1 4K60 USB-C/HDMI Switcher Front Panel Feature Function USB Type A Port Connect to the USB local devices (for example, a USB PTZ camera).
  • Page 8 Kramer Electronics Ltd. Figure 3: SWT3-31-HU 3x1 4K60 USB-C/HDMI Switcher Front Panel Feature Function HDMI OUT Connector Connect to an HDMI acceptor. HDMI LOOP Connector Connect to a local acceptor. USB DEVICE Type A Connect to the USB local devices (for example, a USB camera, a soundbar, Port microphone and so on).

  • Page 9: Mounting Swt3-31-Hu

    Kramer Electronics Ltd. Mounting SWT3-31-HU This section provides instructions for mounting SWT3-31-HU. Before installing, verify that the environment is within the recommended range: • Operation temperature – 0 to 40C (32 to 104F). • Storage temperature – -40 to +70C (-40 to +158F).

  • Page 10: Connecting Swt3-31-Hu

    Kramer Electronics Ltd. Connecting SWT3-31-HU Always switch off the power to each device before connecting it to your SWT3-31-HU. After connecting your SWT3-31-HU, connect its power and then switch on the power to each device. Figure 4: Connecting to the SWT3-31-HU Rear Panel...

  • Page 11: Connecting The Output To A Balanced/Unbalanced Stereo Audio Acceptor

    Kramer Electronics Ltd. 6. Connect a room controller (for example, the Kramer SL-240C) via LAN to the LAN PoE Ethernet RJ-45 port Send from the room controller via LAN: • IR commands via the room controller to control the smart TV.

  • Page 12: Connecting To Swt3-31-Hu Via Rs-232

    Kramer Electronics Ltd. Connecting to SWT3-31-HU via RS-232 You can connect to SWT3-31-HU via an RS-232 connection using, for example, a PC. SWT3-31-HU features an RS-232 3-pin terminal block connector allowing the RS-232 to control SWT3-31-HU. Connect the RS-232 terminal block on the rear panel of...

  • Page 13: Operating And Controlling Swt3-31-Hu

    Auto – Auto Switching selection is performed in either Last Connected or Priority policy. In Last Connected policy, if the signal on the current input is lost, SWT3-31-HU automatically selects the last connected input. The auto-switching delay depends on the configurable signal-lost timeout.
  • Page 14 Online Meeting Systems Integration USB device ports can be set to auto-disconnect following presenter disconnection, to allow smooth integration and auto-activation of connected online meeting room systems. Auto-disconnecting a USB Device on Inactive Host on page 33. SWT3-31-HU – Operating and Controlling SWT3-31-HU...
  • Page 15 Built-in control gateway activation, activation of the associated control ports and their attributes (such as the CEC logical address of the control gateway), as well as manual commands testing operation, is done via SWT3-31-HU control gateway webpages (see Setting Control Gateway Properties on page 35).
  • Page 16 Flexible configuration of button press/release actions and latching (default) or momentary operation mode, enable simple and custom control according to user needs. (see Configuring Remote Buttons on page 43) SWT3-31-HU – Operating and Controlling SWT3-31-HU...

  • Page 17: Using Front And Rear Panel Buttons

    IP address. After connecting SWT3-31-HU to the Ethernet port, configure your PC as follows: 1. Click Start > Control Panel > Network and Sharing Center. 2. Click Change Adapter Settings. SWT3-31-HU – Operating and Controlling SWT3-31-HU...
  • Page 18 (TCP/IPv4) depending on the requirements of your IT system. 5. Click Properties. The Internet Protocol Properties window relevant to your IT system appears as shown in Figure 9 Figure Figure 9: Internet Protocol Version 4 Properties Window SWT3-31-HU – Operating and Controlling SWT3-31-HU...
  • Page 19 You can connect the Ethernet port of SWT3-31-HU to the Ethernet port on a network switch or router using a straight-through cable with RJ-45 connectors. Configuring Ethernet Port You can set the Ethernet parameters via the embedded Web pages. SWT3-31-HU – Operating and Controlling SWT3-31-HU...
  • Page 20 When no DHCP server is detected, a fallback static IP address of 192.168.1.39, and 255.255.255.0 subnet mask (class C), is assigned until an IP address is acquired via the DHCP server. For more information, refer to Product Page Technical Note in www.kramerav.com/product/SWT3-31-HU. SWT3-31-HU – Operating and Controlling SWT3-31-HU...

  • Page 21: Using Embedded Web Pages

    Kramer Electronics Ltd. Using Embedded Web Pages SWT3-31-HU enables you to configure settings via Ethernet using built-in, user-friendly web pages. The Web pages are accessed using a Web browser and an Ethernet connection. You can also configure SWT3-31-HU via Protocol 3000 commands (see...
  • Page 22 Kramer Electronics Ltd. 2. Enter the Username (default = Admin) and Password (default = Admin) and click Sign in. The default web page appears. Figure 13: AV Settings Page SWT3-31-HU – Using Embedded Web Pages...
  • Page 23 Setting Device Properties on page 28. • Setting Control Gateway Properties on page 35. • Viewing Device Status on page 45. • Setting Security Properties on page 46. • Viewing the About Page on page 50. SWT3-31-HU – Using Embedded Web Pages...

  • Page 24: Routing Signals

    USB signal (USB follows video coupled routing) or to independently route each individual signal. To route the video inputs to the outputs: 1. Go to the Routing Settings page. Figure 15: Routing Page SWT3-31-HU – Using Embedded Web Pages...
  • Page 25 AV signal on input 2 and the USB signal on input 1. This means that the HDMI input 2 AV signal is routed to the output and the USB devices are associated with the USB-C host. Figure 16: Individual routing of USB Host and AV Signal SWT3-31-HU – Using Embedded Web Pages...

  • Page 26: Setting Av Properties

    To set the auto-switching policy: 1. Go to the Auto switching page. 2. Next to the Selection Mode drop-down box, select the auto switching policy: Manual, Last Connected or Priority. Switching policy is set. SWT3-31-HU – Using Embedded Web Pages...
  • Page 27 2. Next to the Selection Mode drop-down box, select Priority. 3. Click and drag an input between high and low to change the priorities. Figure 18: Changing Input Priorities 4. Click SET VIDEO. Input priorities are set. SWT3-31-HU – Using Embedded Web Pages...
  • Page 28 Auto Sleep Delay – When no input signal is detected, the device automatically goes into sleep mode, and output is set to off. When this setting is enabled (default), it delays sleep mode for an amount of time specified in the next setting. SWT3-31-HU – Using Embedded Web Pages...
  • Page 29 2. Under Step 1, select the EDID source (the output, any of the inputs, default or custom EDID. 3. Under Step 2, select one or more inputs as the destination for copying the EDID. 4. Click COPY EDID. The EDID is copied. SWT3-31-HU – Using Embedded Web Pages...

  • Page 30: Setting Device Properties

    Device Profile and Maintenance Changing Device Name SWT3-31-HU enables you to change the DNS name of the device. To change the device name: 1. Go to the Device > General page. Figure 21: Device > General Page SWT3-31-HU – Using Embedded Web Pages...
  • Page 31 Click FACTORY RESET on the Device > General page (Figure 21). ▪ Using protocol 3000 commands, send FACTORY command then RESET commands. ▪ On the rear panel, press and hold the RESET button while connecting the power for several seconds. SWT3-31-HU – Using Embedded Web Pages...
  • Page 32 To identify the device using a supporting discovery system: 1. Go to the Device > General page (Figure 21). 2. Under Global System Settings, click FLAG ME. NET LED flashes. The device is identified by the discovery system. SWT3-31-HU – Using Embedded Web Pages...
  • Page 33 4. When in Static IP mode, perform the following actions: ▪ Change the IP address. ▪ Change the Mask address. ▪ Change the Gateway address. ▪ Define UDP/TCP port numbers. Network settings are defined. SWT3-31-HU – Using Embedded Web Pages...
  • Page 34 USB-C 3.0 - High USB 10Gbps data rate and lower 4K60 4:2:0 AV resolution mix. ▪ USB-C 2.0 - High 4K60 4:4:4 AV resolution and lower USB 480Mbps data rate mix. 4. Click SAVE. USB-C host signals mix is set. SWT3-31-HU – Using Embedded Web Pages...
  • Page 35 3. For each USB Device Port, set the auto disconnection status to On or Off. You can also Select All Off or All On to set all device ports to off or on, respectively. 4. Click SAVE. USB devices are set. SWT3-31-HU – Using Embedded Web Pages...
  • Page 36 6. If enabled, type in server information: ▪ Enter the time server address. ▪ Set sync frequency (every 0 to 23 days). 7. Click SAVE for any change. The devices date and time are synchronized to the server address entered. SWT3-31-HU – Using Embedded Web Pages...

  • Page 37: Setting Control Gateway Properties

    Controlling the Display on page 37. Controlling the SWT3-31-HU To set the RS-232 port to control the device: 1. Go to the Control Gateway page. The Serial Ports tab appears. Figure 28: RS-232 Device Control SWT3-31-HU – Using Embedded Web Pages...
  • Page 38 3. Define the external device RS-232 settings (Parity, Data Bits, Baud Rate and Stop Bits). 4. Click Save. The Advanced Settings tab appears. 5. Select either UDP or TCP port. 6. Click SAVE. RS-232 port controls an external device. SWT3-31-HU – Using Embedded Web Pages...
  • Page 39 2. Next to Tunneling, select Display ON. Figure 30: RS-232 Control for Display on/off 3. Define the display RS-232 settings (Parity, Data Bits, Baud Rate and Stop Bits). 4. Click SAVE. RS-232 port controls the display on/off. SWT3-31-HU – Using Embedded Web Pages...
  • Page 40 Analog Input (see Configuring an Analog Input I/O Type on page 41). The settings available on the page change depending on which trigger type is selected. 5. Click SAVE after setting the selected I/O type. SWT3-31-HU – Using Embedded Web Pages...
  • Page 41 To configure a digital output I/O type: 1. On the GPIO page, select Digital Output next to I/O type. A warning message appears. Figure 32: Digital Output Warning 2. Make sure to follow the instructions in this warning. SWT3-31-HU – Using Embedded Web Pages...
  • Page 42 When the pull-up resistor is disabled, the port state is low. For the state to be high, select High for the Current Status. Make sure that the current in this configuration does not exceed 100mA. 5. Click SAVE. Digital Output I/O type is configured. SWT3-31-HU – Using Embedded Web Pages...
  • Page 43 This value is the number of steps that the analog input signal is divided into. To calculate the voltage of each step, use the following formula: Voltage of one step = 30V / number of steps. 3. Click SAVE. Analog input I/O type is configured. SWT3-31-HU – Using Embedded Web Pages...
  • Page 44 The command to power on a TV can vary depending on the specific TV model and manufacturer. However, above is a common example of a standard command to power on a TV. ▪ For RS232 - PON ▪ For IR - 1,1,TVON,1,1,1,0000,006f,0022,0002,014d,00a6,0015,0015,0014,0015,0013,0014,00 15,0015,0014,0014,0014,0014,0015,0015,0014,003e,0016,003d,0014,003f,0014,003 e,0015,003f,0013,003f,0014,003e,0015,003f,0013,0016,0013,0015,0014,0015,0013,0 016,0013,003f,0013,003e,0015,0015,0013,003e,0015,003f,0013,003f,0013,003e,001 5,003e,0015,0015,0014,0015,0013,003f,0014,0015,0013,0014,0015,05c9,014d,0053, 0015,0e0a SWT3-31-HU – Using Embedded Web Pages...
  • Page 45 Button default operation mode is latching. For momentary mode, check the Momentary checkbox. Figure 36: I/O ports settings tab – Configuring Remote Buttons 5. Click SAVE. A control actions remote button can now be remotely operated. SWT3-31-HU – Using Embedded Web Pages...
  • Page 46 Figure 37: Action Editor Tab 3. Define the State On and State Off commands. 4. Check Momentary for the button to send a command on the press of a button. 5. Click SAVE. DISPLAY ON button is configured. SWT3-31-HU – Using Embedded Web Pages...

  • Page 47: Viewing Device Status

    To view the device status: 1. In the navigation pane, select Status. 2. Select the Devices tab. The Devices Status appears. Figure 38: Device Status Page 3. View device status. Device status can be viewed. SWT3-31-HU – Using Embedded Web Pages...

  • Page 48: Setting Security Properties

    Figure 39: Security – Security Tab 3. Set SECURITY STATUS to Off. The Security Status window appears. Figure 40: Security Status Message 4. Enter the current password. 5. Click OK. Security status is set to Off. SWT3-31-HU – Using Embedded Web Pages...
  • Page 49 3. Enter the Current Password and click Change. The new password settings appear. Figure 41: Device Settings – Changing the Password 4. Enter the new password and confirmation password and click SAVE. The password is changed. SWT3-31-HU – Using Embedded Web Pages...
  • Page 50 PEAP-MSCHAP V2 (Figure 43) – Enter:  Username - up to 24 alphanumeric characters, including “_” and “-“ characters within the username, and  Password - up to 24 ASCII characters Figure 44: Security Tab – EAP-MSCHAP V2 Authentication SWT3-31-HU – Using Embedded Web Pages...
  • Page 51 ▪ Enter the private key password (assigned by IT administrator), ▪ Set Server Certificate On Figure 46: EAP-TLS – Certificates and Password 5. Click APPLY. 802.1x authentication security is configured. SWT3-31-HU – Using Embedded Web Pages...

  • Page 52: Viewing The About Page

    Kramer Electronics Ltd. Viewing the About Page View the firmware version and Kramer Electronics Ltd details in the About page. Figure 47: About Page SWT3-31-HU – Using Embedded Web Pages...

  • Page 53: Upgrading Firmware

    The latest version of K-UPLOAD and installation instructions can be downloaded from our website at: www.kramerav.com/support/product_downloads.asp. Note that in order to use the micro USB port, you need to install the Kramer USB driver, available at: www.kramerav.com/support/product_downloads.asp. SWT3-31-HU – Upgrading Firmware...

  • Page 54: Technical Specifications

    10% to 90%, RHL non-condensing Regulatory Safety CE, UL, UKCA Compliance Environmental RoHs, WEEE Enclosure Size Mega Tool Type Aluminum Cooling Convection Ventilation General Net Dimensions (W, D, H) 19cm x 11.6cm x 2.7cm (7.5" x 4.6" x 1.1") SWT3-31-HU – Technical Specifications...

  • Page 55: Default Communication Parameters

    To reset the IP settings to the factory reset values go to: Menu->Setup -> Factory Reset-> press Enter to confirm Fallback IP Address: 192.168.1.39 Fallback Subnet mask: 255.255.255.0 Fallback gateway: 192.168.0.1 Default username: Admin Default password: Admin Full Factory Reset Send FACTORY command then RESET Embedded webpages Go to: Device>General and click FACTORY RESET SWT3-31-HU – Technical Specifications...

  • Page 56: Protocol 3000

    Kramer Electronics Ltd. Protocol 3000 Kramer devices can be operated using Kramer Protocol 3000 commands sent via serial or Ethernet ports. Understanding Protocol 3000 Protocol 3000 commands are a sequence of ASCII letters, structured according to the following. • Command format:...

  • Page 57: Protocol 3000 Commands

    4 – Disable 5V on video output if no ~nn@AV-SW-TIMEOUTswitching_mode,time_out<CR><LF> #AV-SW-TIMEOUT4,5<CR input signal detected > 5 – Video cable unplugged 7 – Video signal lost for signal routed as a result of a manual override action – Timeout in seconds time_out 0 - 60000 SWT3-31-HU – Protocol 3000...
  • Page 58 1 – COM port sends replies to new Set command can edit clients. an existing – Send an empty string to configuration. ping_val TCP client every 0 to 3600 seconds. 0 - 3600 SWT3-31-HU – Protocol 3000...
  • Page 59 – Audio block added to audio_format EDID: 0 – Auto 1 – LPCM 2CH 2 – LPCM 6CH 3 – LPCM 8CH 4 – Bitstream 5 – HD SWT3-31-HU – Protocol 3000...
  • Page 60 #FACTORY<CR> FEEDBACK This command ~nn@FACTORYok<CR><LF> deletes all user data from the device. The deletion can take some time. Your device may require powering off and powering on for the changes to take effect. SWT3-31-HU – Protocol 3000...
  • Page 61 See note in description. FEEDBACK response is 2. – The actual step currentstep #GPIO-STEP2,38<CR> ~nn@GPIO-STEPgpio_id,step_id,currentstep<CR><LF> depending on the measured voltage In analog mode the response is 1 to 100. In other modes an error is returned. SWT3-31-HU – Protocol 3000...
  • Page 62 1 – HDCP always ON (i.e. output HDCP supported – signal is always HDCP-encrypted, HDCP ON [default]. regardless of input HDCP) HDCP not supported - HDCP OFF. HDCP support changes following detected sink - MIRROR OUTPUT. SWT3-31-HU – Protocol 3000...
  • Page 63 – IR Status ir_status 0 – Sent (no error) 1 – Stop 2 – Done 3 – Busy 4 – Wrong Parameter 5 – Nothing to Stop 6 – Start 7 – Timeout 8 – Error SWT3-31-HU – Protocol 3000...
  • Page 64 It is not mandatory to enable the permission system in order to use the device In each device, some connections allow logging in to different levels. Some do not work with security at all. Connection may logout after timeout. SWT3-31-HU – Protocol 3000...
  • Page 65 Reset machine (DNS) COMMAND Reset the machine name name to factory #NAME-RST<CR> (S/N last digits are 0102): #NAME- default. FEEDBACK RSTkramer_0102<CR> ~nn@NAME-RSTok<CR><LF> Factory default of machine (DNS) name is “KRAMER_” + 4 last digits of device serial number. SWT3-31-HU – Protocol 3000...
  • Page 66 Set the IP address to #NET-IPip_address<CR> 192.168.1.39: For proper settings #NET- FEEDBACK consult your network IP192.168.001.039<CR ~nn@NET-IPip_address<CR><LF> administrator. > – Format: xxx.xxx.xxx.xxx ip_address NET-IP? Get IP address. COMMAND Get the IP address: #NET-IP?<CR> #NET-IP?<CR> FEEDBACK ~nn@NET-IPip_address<CR><LF> SWT3-31-HU – Protocol 3000...
  • Page 67 #PRG- command. #PRG-ACTION?commandNum<CR> ACTION?0,3,1,0<CR> 1 – Output FEEDBACK Programs matrix – External programmable button type ~nn@PRG-ACTIONcommandNum,type,name,command<CR><LF> action as a response for external event – Bitmap representing name (programmable button – External programmable command pressed). button ID SWT3-31-HU – Protocol 3000...
  • Page 68 Set the priority to first HDMI 1 – Video 2, USB-C 1 second and #PRIORITYlayer_type,priority_1,priority_2,priority_3 HDMI 3 third: <CR> – Priority of inputs (1-2) priority #PRIORITY1,2,1,3<CR> 1 – USB-C 1 FEEDBACK 2 – HDMI 2 ~nn@PRIORITYlayer_type,priority_1,priority_2,priorit 3 – HDMI 3 y_3<CR><LF> SWT3-31-HU – Protocol 3000...
  • Page 69 #TIMEmon05-12- ~nn@TIMEday_of_week,date,data<CR><LF> digits. 2020,14:30:00<CR> hh = hours mm = minutes The device does not ss = seconds validate the day of week from the date. Time format - 24 hours. Date format - Day, Month, Year. SWT3-31-HU – Protocol 3000...
  • Page 70 0 – disable meaning that if the 1 – enable extra parameters do not exist, FW goes to. (optional - this exists only when serial_type is 485) RS-232. Stop_bits 1.5 is only relevant for 5 data_bits. SWT3-31-HU – Protocol 3000...

  • Page 71: Result And Error Codes

    In case of an error, the device responds with an error message. The error message syntax: • ~NN@ERR XXX<CR><LF> – when general error, no specific command • ~NN@CMD ERR XXX<CR><LF> – for specific command • NN – machine number of device, default = 01 • XXX – error code SWT3-31-HU – Protocol 3000...
  • Page 72 (Reserved) ERR_RESERVED_8 (Reserved) ERR_RESERVED_9 (Reserved) ERR_RESERVED_10 (Reserved) ERR_RESERVED_11 (Reserved) ERR_RESERVED_12 (Reserved) ERR_EDID_CORRUPTED EDID corrupted ERR_NON_LISTED Device specific errors File has the same CRC – not changed ERR_SAME_CRC ERR_WRONG_MODE Wrong operation mode ERR_NOT_CONFIGURED Device/chip was not initialized SWT3-31-HU – Protocol 3000...
  • Page 73 This limited warranty gives you specific legal rights, and you may have other rights which vary from country to country or state to state. This limited warranty is void if (i) the label bearing the serial number of this product has been removed or defaced, (ii) the product is not distributed by Kramer Electronics or (iii) this product is not purchased from an authorized Kramer Electronics reseller.
  • Page 74 SAFETY WARNING Disconnect the unit from the power supply before opening and servicing For the latest information on our products and a list of Kramer distributors, visit our website where updates to this user manual may be found. We welcome your questions, comments, and feedback.

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