K R A ME R E LE CT R O N IC S L T D .
Contents 1 Introduction 1 2 2.1 Getting Started Achieving the Best Performance 2 2 3 3.1 Overview Defining the VP-4x4K 4x4 UXGA/Audio Matrix Switcher 3 4 4 Installing in a Rack 7 5 5.1 5.2 5.3 5.4 5.5 5.6 6 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 6.
Figures Figure 1: VP-4x4K 4x4 UXGA/Audio Matrix Switcher Figure 2: Connecting the VP-4x4K 4x4 UXGA/Audio Matrix Switcher Figure 3: Connecting the Balanced Stereo Audio Output Figure 4: Connecting the Unbalanced Stereo Audio Output Figure 5: Control Configuration via RS-232 and RS-485 Figure 6: Local Area Connection Properties Window Figure 7: Internet Protocol (TCP/IP) Properties Window Figure 8: Connect Screen Figure 9: Device Properties Screen Figure 10: VP-4x4K DIP-Switches Figure 11: SELECTOR Buttons Fi
1 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.
2 Getting Started We recommend that you: • Unpack the equipment carefully and save the original box and packaging materials for possible future shipment • Review the contents of this user manual Use Kramer high performance high resolution cables Use only the power cord that is supplied with this machine i 2.1 Go to http://www.kramerelectronics.com to check for up-to-date user manuals, application programs, and to check if firmware upgrades are available (where appropriate).
3 Overview The VP-4x4K is a true 4x4 matrix switcher for computer graphics (up to and exceeding UXGA) signals and balanced stereo audio signals. The VP-4x4K lets you simultaneously route any or all of the four inputs to any or all of the four outputs. In addition, the VP-4x4K features: • A video bandwidth of 400MHz that ensures transparent UXGA performance • DC coupled inputs and outputs • A selectable delayed switching mode (ranging from 0 to 3.5sec, in increments of 0.
3.1 Defining the VP-4x4K 4x4 UXGA/Audio Matrix Switcher This section defines the VP-4x4K.
# Feature 1 POWER Switch Illuminated switch for turning the unit ON or OFF Function 2 IR Receiver Signals from the remote control transmitter illuminate the LED 3 SELECTOR Buttons OUT Select the output to which the input is switched IN Select the input to switch to the output When a signal is detected, the input button illuminates in green The SELECTOR IN and OUT buttons also store/recall the input/output configurations (see Section 6.
# Feature 15 + Button Press to increase the numerical value Function 16 STATUS 7-segment Display Displays the selected input switched to the output (marked above each input) Also displays the number of IN and OUT ports, the firmware version number, the MACHINE # and the audio gain level. Refer to Section 6.1 17 INPUT 15-pin HD Connectors Connect to the video sources (from 1 to 4) 18 OUTPUT 15-pin HD Connectors Connect to the acceptors (from 1 to 4) 19 AUDIO INPUTS 3.
4 Installing in a Rack This section provides instructions for rack mounting the unit. Before Installing in a Rack Before installing in a rack, be sure that the environment is within the recommended range: OPERATING TEMPERATURE: 0º to +55ºC (32º to 131ºF) STORAGE TEMPERATURE: -45º to +72ºC (-49º to 162ºF) HUMIDITY: 10% to 90%, RHL non-condensing ! How to Rack Mount To rack-mount a machine: 1. Attach both ear brackets to the machine.
5 Connecting the VP-4x4K i Always switch off the power to each device before connecting it to your VP-4x4K. After connecting your VP-4x4K, connect its power and then switch on the power to each device. This section describes how to: 5.1 • Connect the VP-4x4K rear panel (see Section 5.1) • Connect a balanced/unbalanced stereo audio output (see Section 5.2) • Connect the stereo audio output (see Section 5.3) • Connect several VP-4x4K machines (see Section 5.
6. As an option, you can connect a PC and/or controller to the RS-232 port (see Section 5.3), the RS-485 port (see Section 5.4) and the Ethernet (see Section 5.5). 7. Connect the power cord.
5.2 Connecting the Balanced/Unbalanced Stereo Audio Output Figure 3 illustrates how to connect a balanced stereo audio connection. Figure 3: Connecting the Balanced Stereo Audio Output Figure 4 illustrates how to connect an unbalanced stereo audio connection. Figure 4: Connecting the Unbalanced Stereo Audio Output 5.3 Connecting to the VP-4x4K via RS-232 You can connect to the VP-4x4K via an RS-232 connection using, for example, a PC. Note that a null-modem adapter/connection is not required.
5.4 Cascading Machines You can cascade up to 16 VP-4x4K units with control from a PC or serial controller. To cascade 16 individual VP-4x4K units via RS-485, as illustrated in the example in Figure 5, do the following: 1. Connect the sources and acceptors (see Section 5.1). 2. Connect the RS-232 port of the first VP-4x4K unit to a PC. 3. Connect the RS-485 terminal block port on the first VP-4x4K unit to the RS-485 port on the second VP-4x4K unit and so on, connecting all the RS-485 ports. 4.
RS-485 PINOUT G _ B + A RS-485 G BA Machine # 1 (= Master) Machine # 2 . . . Up to 16 Units Machine # 16 Figure 5: Control Configuration via RS-232 and RS-485 5.5 Configuring the Ethernet Port To configure the Ethernet port, you have to connect your PC to the VP-4x4K either via the Ethernet or via a serial port (see Section 5.3). Once the machine is connected, you can configure the Ethernet port. 5.5.
i This type of connection is recommended for identification of the factory default IP Address of the VP-4x4K during the initial configuration. (The default IP address is 192.168.1.39). After connecting the Ethernet port, configure your PC as follows: 1. Right-click the My Network Places icon on your desktop. 2. Select Properties. 3. Right-click Local Area Connection Properties. 4. Select Properties. The Local Area Connection Properties window appears. 5.
Figure 7: Internet Protocol (TCP/IP) Properties Window 5.5.2 Connecting the Ethernet Port via a Network Hub (StraightThrough Cable) You can connect the Ethernet port of the VP-4x4K to the Ethernet port on a network hub or network router, via a straight-through cable with RJ-45 connectors. 5.5.3 Ethernet Port Configuration To configure the Ethernet port, download the Device Properties Ethernet configuration software. Extract the file to a folder and create a shortcut on your desktop to the file.
Figure 8: Connect Screen 2. Select the method to connect to the Ethernet port of the VP-4x4K. Select: Ethernet, if you know the IP address number or the machine name. The default name for the machine is KRAMER_XXXX The four digits are the last four digits of the machine’s serial number. Serial, if you are connected via a serial port 3. Click OK.
Figure 9: Device Properties Screen 4. If required, make changes and press Set. If not, click Close. 5.5.4 Control via the Ethernet Port If you were connected via the serial port, you need to connect to the master unit (Mach No. 1) via the Ethernet, as described in Section 5.4. 5.6 DIP-switch Settings The VP-4x4K includes two DIP-switches, as Figure 10 defines.
6 Operating Your Audio Matrix Switcher This section describes how to operate the VP-4x4K. It explains how to: 6.1 • Use the 7-segment display (see Section 6.1) • Adjust the audio gain, see Section 6.2 • Set the switching delay time, see Section 6.3 • Set the machine number, see Section 6.4 • Choose the audio-follow-video or the break option, see Section 6.5 • Switch OUT-IN combinations, see Section 6.6 • Confirm settings, see Section 6.
The STATUS Display Initial Display Shows: When: Unit characteristics: Firmware version About 2 seconds (automatically) after switching on the power The STATUS shown here is an example of what could typically be displayed. The actual display depends on the current firmware version Normal display: Inputs switched to the outputs Normal Display During normal operation, appears a few seconds after the first display The STATUS shown here is an example of what could typically be displayed.
1. Press the AUDIO GAIN button on the front panel. 2. Press a SELECTOR OUT button to select the output for which you want to increase or decrease the gain. 3. Press the + or – buttons on the front panel to increase or decrease the gain, respectively. To set the audio input gain, do the following: 1. Press and hold the SELECTOR IN button for which you want to increase or decrease the gain. 2. Press the + or – buttons on the front panel to increase or decrease the gain, respectively.
To confirm and exit the DELAY mode, press the either the AUD, VID, or AFV button, the display shows the inputs switched to the outputs. If not confirmed, this command times out after 20 seconds. 6.4 Setting the Machine Number The MACH. # (machine number) determines the position of a VP-4x4K unit when cascading units. To set the MACH. #, do the following: 1. Press the front panel buttons: RCL and TAKE simultaneously to access the MACH. # mode. The 7-segment display shows the current machine number. 2.
6.5.1 Setting the Audio-Follow-Video Option To set the Audio-Follow-Video (AFV) option: 1. Press the AFV button. The AFV button illuminates. The audio follows the video and the 7-segment display shows the video configuration. If the audio configuration differs from the video configuration, the channels that differ flash, and require reconfiguring for AFV operation. Warning that changes are about to occur in the audio section. 2.
2. Press an IN button. (Either 1, 2, 3, 4 or OFF. If the IN button is not pressed within 20 seconds, this operation times out). The selected input switches to the selected output. For example, press the ALL button and then IN button # 2 to connect input # 2 to all the outputs. 6.7 Confirming Settings Choose to work in the AT ONCE or the CONFIRM mode.
6.7.1 Toggling between the AT ONCE and CONFIRM Modes To toggle between the AT ONCE and CONFIRM modes, do the following: 1. Press the TAKE button to toggle from the AT ONCE mode (the TAKE button does not illuminate) to the CONFIRM mode (the TAKE button illuminates). Actions now require user confirmation and the TAKE button illuminates. 2. Press the illuminated TAKE button to toggle from the CONFIRM mode back to the AT ONCE mode.
6.8 Storing/Recalling Input/Output Configurations You can store and recall up to eight input/output setups using the four SELECTOR IN and the four SELECTOR OUT buttons, as Figure 11 illustrates. For example, setup 2 is stored and can be recalled in OUT 1 and setup 7 is stored in IN 3. The 8 input/output configurations (or setups) also include the relevant audio-followvideo/breakaway option definition.
If you cannot remember which of the eight input/output configurations is the one that you want, set the VP-4x4K to the CONFIRM mode and manually scan all the input/output configurations until you locate it. 6.8.3 Deleting an Input/Output Configuration To delete an input/output configuration, do the following: 1. Press the STO and RCL buttons simultaneously. Both the STO and RCL buttons flash. 2. Press the appropriate SELECTOR button.
7 Flash Memory Upgrade The VP4x4K uses a microcontroller that runs firmware located in FLASH memory. The latest version of firmware and installation instructions can be downloaded from the Kramer Web site at www.kramerelectronics.com.
8 Controlling via the Embedded Web Pages You can remotely operate the VP-4x4K using a Web browser via the Ethernet connection (see Section 8.1). To be able to do so, you must use a supported Web browser; Microsoft (V6.0 and higher), Chrome or Firefox (V3.0 and higher). To check that Java is installed correctly and running, browse to: http://www.java.com/en/download/help/testvm.xml This page runs a test and displays a Java success (see Figure 12) or failure message.
2. Enter the unit’s IP number or name in the Address bar of your browser. If you are using DHCP, you have to enter the name. The default IP number is 192.168.1.39, and can be changed by the system integrator. Figure 13: Entering the IP Number in the Address Bar The following window appears: Figure 14: Loading the Embedded Web Pages Check that Java and JavaScript is enabled in your browser. The following window appears: Figure 15: First Time Security Warning 3. Click Run.
The Web embedded screens let you control the VP-4x4K via the Ethernet. The menu appears on the left side of the screen. There are three remote operation Web pages: • The switching matrix (see Section 8.2) • Audio gain control (see Section 8.3) • Configuration (see Section 8.4) i 8.2 A help box is available for each screen when clicking the question mark that appears on the left side of the screen.
8.2.1 • Operate in the At Once or Confirm mode (see Section 8.2.2) • Lock or unlock the front panel, by clicking the lock icon • Store and recall switching configurations (see Section 8.2.3) Switch an Input to an Output via the Embedded Web Pages To switch an input to an output (for example, input 1 to output 4): 1. Set the button to the desired operation mode (Audio, Video or AFV, as required). 2. Click the switching-point within the switching matrix (In 2 to Out 3).
Figure 18: Switching an Input to an Output 3. Click either Take (to accept change) or Cancel. i You can repeat steps 2 and 3 several times. To confirm several actions, select several switching points and then press TAKE. 4. Click the Online button to exit the Confirm mode. If you click the Online button before you click the TAKE button, the following warning appears: Figure 19: Exiting Offline Warning 8.2.3 Store and Recall Setups To store a matrix configuration: 1.
Figure 20: Selecting a preset 2. Click the Preview button to view the current setup stored in Preset 7. 3. Make sure the matrix is set to the desired configuration. If not, set it as required. 4. Click Store. The following window appears: Figure 21: Save Preset Message 5. Click OK. The new In/Out configuration is stored in Preset 07. To recall a preset configuration: 1.
2. Click and hold the Preview button to view the selected Preset and then release. 3. Click Recall. The following window appears: Figure 22: Load Preset Message 4. Click OK. The new In/Out configuration takes effect. You can recall a preset configuration in the Confirm mode by repeating the above procedure in the Offline state. The recalled configuration will become active when you press the Take button.
i 8.3 The Help Box ? This is the main panel window. In this window you can control the channels. Audio Gain Page The Audio gain screen lets you set the gain for each of the input and output channels: Figure 24: Audio Gain Page To change an input or output gain, select the channel number, then click and hold the + or – buttons to increase or decrease the gain, respectively. A single click will increase/decrease the audio gain by 0.5 units; double click to increase/decrease the gain by 1 unit. i 8.
2. Change the definitions as required. 3. Click the Submit button to apply changes (or Cancel to cancel changes). A window appears asking if you are sure you want to change the network settings. 4. Click Yes. A window appears announcing that the configuration has been successfully changed. 5. Click OK 6. If the IP number had been changed, close the browser and reload the Web page. Figure 25: CONFIGURATIONS Embedded Web Page i The Help Box ? This page lets you view and set the device configuration.
9 Communication Parameters VP-4x4K communication parameters are listed here.
10 Technical Specifications INPUTS: 4 UXGA on 15-pin HD connectors 4 unbalanced audio stereo signals on 3.5mm mini plug connectors OUTPUTS: 4 UXGA on 15-pin HD connectors 4 balanced audio stereo signals on 5-pin terminal block connectors MAX. OUTPUT LEVEL: Video: 2.2Vpp Audio: >15Vpp BANDWIDTH (-3dB): Video: 400MHz Audio: 19kHz DIFF. GAIN: 0.07% DIFF. PHASE: 0.03 Deg. K-FACTOR: <0.05% S/N RATIO: Video: 73.
11 Table of ASCII Codes for Serial Communication (Protocol 3000) The next two tables list the ASCII codes that switch an input to an output for a single VP-4x4K machine. For detailed information, see Section 13.2.
The following table lists the codes that set the audio output gain. For detailed information, see Section 13.2.
12 Hex Codes for Serial Communication (Protocol 2000) The hex codes listed in this section are used to set video channels for a single machine (set as Machine 1) connected via either RS-232 or Ethernet. Similar hex codes are used when the VP 4x4K is connected via RS-485 and the machine is set to number 2. The next table lists the Hex codes that switch video channels.
The next table lists the Hex codes that set the audio input gain. Before sending the any of these codes, the command 2A 86 80 81 must be sent.
13 Kramer Protocol Section 13.1 describes how to switch between Protocol 3000 and Protocol 2000. Section 13.2 defines Protocol 3000. Section 13.3 defines Protocol 2000. You can download our user friendly “Software for Calculating Hex Codes for Protocol 2000” from the technical support section on our Web site at: http://www.kramerelectronics.com. By default, the VP-4x4K is set to Kramer’s Protocol 3000, but it is also compatible with Protocol 2000. 13.
13.2 Kramer Protocol 3000 This RS-232/RS-485 communication protocol lets you control the machine from any standard terminal software (for example, Windows® HyperTerminal Application). Communication parameters are: data rate 115200 baud, no parity, 8 data bits, and 1 stop bit. 13.2.
13.2.2 Command Terms Command A sequence of ASCII letters ('A'-'Z', 'a'-'z' and '-'). Command and parameters must be separated by at least one space. Parameters A sequence of alphameric ASCII characters ('0'-'9','A'-'Z','a'-'z' and some special characters for specific commands). Parameters are separated by commas. Message string Every command entered as part of a message string begins with a message starting character and ends with a message closing character.
13.2.3 Entering Commands You can directly enter all commands using a terminal with ASCII communications software, such as HyperTerminal, Hercules, etc. Connect the terminal to the serial, Ethernet, or USB port on the Kramer device. To enter CR , press the Enter key. ( LF is also sent but is ignored by command parser). For commands sent from some non-Kramer controllers like Crestron, some characters require special coding (such as, /X##). Refer to the controller manual. 13.2.
13.2.8 Instruction Codes Instruction Codes for Protocol 3000 Help Commands Command Syntax Response Protocol Handshaking #CR ~OKCRLF Device Initiated Messages Command Syntax Start message Kramer Electronics LTD. , Device Model Version Software Version Switcher Actions Audio-video channel has switched (AFV mode) AV IN>OUT Video channel has switched (Breakaway mode) VID IN>OUT Audio channel has switched (Breakaway mode) AUD IN>OUT Result Codes (Errors) Syntax No error.
Basic Routing Commands Command Syntax Read audio connection AUD? OUT Short form: A? OUT AUD? * Response AUD IN>OUT AUD IN>1, IN>2, … Parameter Description: IN = Input number or '0' to disconnect output. '>' = Connection character between in and out parameters. OUT = Output number or '*' for all outputs.
Preset Commands Command Syntax Response Recall saved preset PRST-RCL PRESET Short form: PRCL PRESET PRST-RCL PRESET RESULT Delete saved preset PRST-DEL PRESET Short form: PDEL PRESET PRST-DEL PRESET RESULT Read video connections from saved preset PRST-VID? PRESET,OUT Short form: PVID? PRESET,OUT PRST-VID? PRESET, * PRST-VID PRESET, IN>OUT Read audio connections from saved preset PRST-AUD? PRESET,OUT Short form: PAUD? PRESET,OUT PRST-AUD? PRESET, * PRST-AUD PRESET: IN>OUT Read saved presets li
Audio Parameter Commands Command Syntax Response Set audio level in specific amplifier stage AUD-LVL STAGE, CHANNEL, VOLUME Short form: ADL STAGE, CHANNEL, VOLUME AUD-LVL STAGE, CHANNEL, VOLUME RESULT Read audio volume level AUD-LVL? STAGE, CHANNEL Short form: ADL? STAGE AUD-LVL STAGE, CHANNEL, VOLUME Mute audio output MUTE CHANNEL , MUTEMODE MUTE CHANNEL , MUTE-MODE Parameter Description: STAGE = "In","Out" or Numeric value (present audio processing stage).
Identification Commands Command Syntax Response Set machine name NAME MACHINE_NAME NAME MACHINE_NAME RESULT Read machine name NAME? NAME MACHINE_NAME Reset machine name to factory default* NAME-RST NAME-RST MACHINE_FACTORY_NAME RESULT *Note: machine name not equal to model name. This name relevance for site viewer identification of specific machine or for network using (with DNS feature on). MACHINE_NAME = Up to 14 Alfa-Numeric chars.
Network Setting Commands ethernet port ETHP? PROTOCOL = TCP/UDP (transport layer protocol) PORT = ethernet port to enter Protocol 3000 commands. 1-65535 = User defined port 0 - reset port to factory default (50000 for UDP, 5000 for TCP) Advanced Switching Commands Command Syntax Response Set audio follow video mode AFV AFV-MODE AFV AFV-MODE RESULT Note: This command effect device front-panel mode and AUD\VID command.
13.3 Kramer Protocol 2000 This RS-232/RS-485 communication protocol uses four bytes of information as defined below. The default data rate is 9600 baud, with no parity, 8 data bits, and 1 stop bit.
Note: All values in the table are decimal, unless otherwise stated.
Instruction Codes for Protocol 2000 INSTRUCTION DEFINITION FOR SPECIFIC INSTRUCTION # DESCRIPTION INPUT 62 DEFINE MACHINE 1 - number of inputs 2 - number of outputs 3 - number of setups NOTE OUTPUT 1 - for video 2 - for audio 14 NOTES on the above table: NOTE 1 - When the master switcher is reset, (e.g. when it is turned on), the reset code is sent to the PC. If this code is sent to the switchers, it will reset according to the present power-down settings.
NOTE 16 - The reply to the “REQUEST WHETHER PANEL IS LOCKED” is as in NOTE 4 above, except that here the OUTPUT is assigned with the value 0 if the panel is unlocked, or 1 if it is locked. NOTE 19 – After this instruction is sent, the unit will respond to the ASCII command set defined by the OUTPUT byte. The ASCII command to operate with the HEX command set must be sent in order to return to working with HEX codes.
LIMITED WARRANTY We warrant this product free from defects in material and workmanship under the following terms. HOW LONG IS THE WARRANTY Labor and parts are warranted for seven years from the date of the first customer purchase. WHO IS PROTECTED? Only the first purchase customer may enforce this warranty. WHAT IS COVERED AND WHAT IS NOT COVERED Except as below, this warranty covers all defects in material or workmanship in this product. The following are not covered by the warranty: 1.
For the latest information on our products and a list of Kramer distributors, visit our Web site where updates to this user manual may be found. We welcome your questions, comments, and feedback. Web site: www.kramerelectronics.com E-mail: info@kramerel.
