Kramer VP-4x8AK User Manual

4x8 vga / uxga / audio matrix switcher
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Kramer Electronics, Ltd.
USER MANUAL
Model:
VP-4x8AK
4x8 VGA / UXGA / Audio Matrix Switcher

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Summary of Contents for Kramer VP-4x8AK

  • Page 1 Kramer Electronics, Ltd. USER MANUAL Model: VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher...
  • Page 2: Table Of Contents

    Quick Start Overview Terminology Used in this User Manual DDC Support Defining EDID Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Using the IR Transmitter Installing the VP-4x8AK in a Rack Using the VP-4x8AK Connecting the VP-4x8AK Rear Panel...
  • Page 3 Kramer Protocol 2000 Figures Figure 1: VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher – Front View Figure 2: VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher – Rear View Figure 3: Connecting the VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher...
  • Page 4 Tables Table 1: Terminology Used in this User Manual Table 2: Front Panel VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Features Table 3: Rear Panel VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Features Table 4: Technical Specifications of the VP-4x8AK 4x8 Video Audio Matrix Switcher 36...
  • Page 5: Introduction

    3 We recommend that you use only the power cord that is supplied with this machine 4 Download up-to-date Kramer user manuals from our Web site at http://www.kramerelectronics.com 5 The complete list of Kramer cables is on our Web site at http://www.kramerelectronics.com...
  • Page 6 Getting Started KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 7: Overview

    HDTV compatible and lets you simultaneously route any or all of the four inputs to any or all of the eight outputs and to loop each input to an additional output. In particular, the VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher features: •...
  • Page 8: Terminology Used In This User Manual

    The Kramer infrared remote control transmitter or infrared remote extension cable transmitter (optional) • The ETHERNET The VP-4x8AK is dependable, rugged, and fits into two vertical spaces (2U) of a standard 19” professional rack. To achieve the best performance: •...
  • Page 9: Ddc Support

    Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher DDC Support When establishing a VGA connection between a PC or laptop and a display device, a set of parameters known as EDID is exchanged between them, which is carried over the DDC channel. In some PC graphic cards and laptops, this information exchange is essential for proper VGA OUT operation.
  • Page 10: Figure 1: Vp-4X8Ak 4X8 Vga / Uxga / Audio Matrix Switcher - Front View

    Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Figure 1: VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher – Front View KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 11: Table 2: Front Panel Vp-4X8Ak 4X8 Vga / Uxga / Audio Matrix Switcher Features

    Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Table 2: Front Panel VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Features Feature Function IR Receiver The yellow LED is illuminated when receiving signals from the infrared remote control transmitter...
  • Page 12: Figure 2: Vp-4X8Ak 4X8 Vga / Uxga / Audio Matrix Switcher - Rear View

    Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Figure 2: VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher – Rear View KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 13: Using The Ir Transmitter

    Your VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Table 3: Rear Panel VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher Features Feature Function AUDIO INPUT 3.5mm Mini Connect to the unbalanced stereo audio acceptors (from 1 to 4)
  • Page 14: Installing The Vp-4X8Ak In A Rack

    Installing the VP-4x8AK in a Rack Installing the VP-4x8AK in a Rack This section describes what to do before installing in a rack and how to rack mount. KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 15: Using The Vp-4X8Ak

    1 You do not need to connect all inputs and outputs 2 Switch OFF the power on each device before connecting it to your VP-4x8AK. After connecting your VP-4x8AK, switch on its power and then switch on the power on each device. DO NOT push in the rear panel Flash Program “PROG” button , it...
  • Page 16: Figure 3: Connecting The Vp-4X8Ak 4X8 Vga / Uxga / Audio Matrix Switcher

    Using the VP-4x8AK Figure 3: Connecting the VP-4x8AK 4x8 VGA / UXGA / Audio Matrix Switcher KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 17: Connecting The Balanced/Unbalanced Stereo Audio Output

    Figure 5: Connecting an Unbalanced Output Connecting a PC or Controller to the RS-232 Port You can connect to the VP-4x8AK via an RS-232 connection using, for example, a PC. Note that a null-modem adapter/connection is not required. To connect to the VP-4x8AK via RS-232: •...
  • Page 18: Connecting A Pc Or Controller To The Rs 485 Port

    Using the VP-4x8AK Connecting a PC or Controller to the RS 485 Port You can operate the VP-4x8AK via the RS-485 port from a distance of up to 1200m (3900ft) using any device equipped with an RS-485 port (for example, a PC).
  • Page 19: Figure 6: Local Area Connection Properties Window

    Using the VP-4x8AK 4. Select Properties. The Local Area Connection Properties window appears. 5. Select the Internet Protocol (TCP/IP) and click the Properties Button (see Figure Figure 6: Local Area Connection Properties Window 6. Select Use the following IP Address, and fill in the details as shown in Figure 7.
  • Page 20: Ethernet Port Configuration

    Using the VP-4x8AK 6.5.1.2 Connecting the ETHERNET Port via a Network Hub (Straight- Through Cable) You can connect the Ethernet port of the VP-4x8AK to the Ethernet port on a network hub or network router, via a straight-through cable with RJ-45 connectors.
  • Page 21: Control Via The Ethernet Port

    4. If required, make changes and press Set. If not, click Close. Control via the Ethernet Port You can control the VP-4x8AK via RS-232/RS-485 or the Ethernet using the Kramer K-Router application. If you are controlling a standalone unit via RS-232 or the Ethernet, configure the unit as master (Mach No.
  • Page 22: Setting The Switching Delay Time

    To exit the MACH. # mode, press the TAKE front panel button. Cascading Machines You can cascade up to 16 VP-4x8AK units with control from a PC or serial controller. To cascade up to 16 individual VP-4x8AK units via RS-485 (as illustrated in...
  • Page 23: Figure 10: Control Configuration Via Rs-232 And Rs-485

    Using the VP-4x8AK 5. Set the RS-485 TERM DIP-switch ON on the first and last VP-4x8AK units (terminating the RS-485 line at 120Ω). Set the RS-485 TERM DIP-switch OFF on the other VP-4x8AK units. Machine # 1 (Master) Machine # 2...
  • Page 24: Operating The Vp-4X8Ak

    2. Press an IN button to select the input to switch to the output. The selected input number appears on the 7-segment display. Incomplete operations on the VP-4x8AK timeout after 15 seconds Understanding the 7-Segment Displays The VP-4x8AK has two displays: •...
  • Page 25: The Rel Audio Level 7-Segment Display

    Operating the VP-4x8AK Figure 12 shows an example of the display immediately after switching on the power. This display disappears after a few seconds, replaced by the normal display. Firmware Machine # version # Figure 12: 7-segment Display after Turning the Switcher ON 7.2.2 The REL AUDIO LEVEL 7-Segment Display...
  • Page 26: Toggling Between The At Once And Confirm Modes

    Operating the VP-4x8AK 7.3.1 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 (in which the TAKE button does not illuminate) to the Confirm mode (in which the TAKE button illuminates).
  • Page 27: Storing An Input/Output Configuration

    The memory recalls the stored data from that reference. Tip: If you cannot remember which of the 12-input/output configurations is the one that you want, set the VP-4x8AK to the Confirm mode and manually scan all the input/output configurations until you locate it.
  • Page 28: Choosing The Audio-Follow-Video Or Breakaway Option

    Operating the VP-4x8AK Choosing the Audio-Follow-Video or Breakaway Option You can switch stereo audio signals in one of two ways, either: • Audio-follow-video (AFV), in which all operations relate to both the video and the audio channels; or • Breakaway, in which video and audio channels switch independently 7.6.1 Setting the Audio-Follow-Video Option...
  • Page 29: Flash Memory Upgrade

    The VP4x8AK 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. 1 The input level ranges from -100 to +20 and the output level ranges from -100 to +7.5...
  • Page 30: Controlling Via The Embedded Web Pages

    • Load and enable Java • Enable Javascript in your browser Connecting to the VP-4x8AK via your Browser Make sure that your PC is connected via a network to the VP-4x8AK and do the following: 1. Open your Internet browser.
  • Page 31: Figure 17: Loading The Embedded Web Pages

    Figure 17: Loading the Embedded Web Pages Check that Java and JavaScript is enabled in your browser. The following window appears: Figure 18: First Time Security Warning 3. Click Run. The VP-4x8AK switching control page is displayed (see Figure 19).
  • Page 32: The Vp-4X8Ak Switching Matrix Page

    The VP-4x8AK Switching Matrix Page The VP-4x8AK switching matrix page lets you route any or all of the four inputs to any or all of the eight outputs, by clicking the audio and/or video...
  • Page 33: Switch An Input To An Output Via The Embedded Web

    Controlling via the Embedded Web Pages You can perform the following operations via this Web page: • Operate in the AFV mode or switch the audio and video separately, by clicking the Audio, Video or AFV buttons (see Section 9.2.1) •...
  • Page 34: Store And Recall Setups

    1. From the Preset drop-down list, select a preset (for example, Preset 07). Presets that contain a configuration are displayed with a blue background; presets with no configuration have a white background. When selecting a preset, the Store button changes from gray to dark blue. KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 35 Controlling via the Embedded Web Pages Figure 23: 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.
  • Page 36 Offline state. The recalled configuration will become active when you press the Take button. Figure 26: Recalling a Preset in the Confirm Mode The Help Box ? This is the main panel window. In this window you can control the channels. KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 37: Audio Gain Page

    Controlling via the Embedded Web Pages Audio Gain Page The AUDIO GAIN screen lets you set the gain for each of the input and output channels: Figure 27: Audio Gain Page To change an input or output gain, select the channel number, then click and hold the + or –...
  • Page 38: The Configurations Page

    Figure 28: CONFIGURATIONS Embedded Web Page HELP BOX ? This page lets you view and set the device configuration. 1 The model name, serial number, firmware version and MAC address 2 Or Cancel to cancel changes KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 39: Technical Specifications

    Technical Specifications 10 Technical Specifications Table 4 lists the technical specifications: Table 4: Technical Specifications of the VP-4x8AK 4x8 Video Audio Matrix Switcher INPUTS: 4 XGA on 15-pin HD connectors (VGA through UXGA); 4 unbalanced stereo audio 3.5mm mini connectors OUTPUTS: 8 VGA on 15-pin HD connectors (VGA through UXGA);...
  • Page 40: Communication Parameters

    3000) Table 6 Table 7 list the ASCII values to switch an input to an output for a single VP-4x8AK machine. For more detailed information, see Protocol 3000 (Section 14.2). Table 6: VP-4x8AK Video Signal Codes for Protocol 3000 OUT 1...
  • Page 41: Table Of 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-4x8AK is connected via RS-485 and the machine is set to number 2.
  • Page 42: Table 10: Vp-4X8Ak Hex Codes For Switching Via Rs-232/Rs-485

    01 84 85 81 01 84 86 81 01 84 87 81 01 84 88 81 Table 11 lists the Hex codes that switch video channels: Table 11: VP-4x8AK Hex Codes for Switching Audio Channels via RS-232/RS-485 Switching Audio Channels OUT 1...
  • Page 43: Table 15: Vp-4X8Ak Hex Codes For Setting The Audio Output Gain

    Hex codes that set the audio output gain. Before sending the any of the codes in Table 15, the command 2A 87 80 81 must be sent. Table 15: VP-4x8AK Hex Codes for Setting the Audio Output Gain Level OUT 1 OUT 2 OUT 3...
  • Page 44: Kramer Protocol

    0x38, 0x80, 0x83, 0x81 The Windows®-based Kramer control software operates with protocol 2000. If the VP-4x8AK is set to protocol 3000, it is automatically switched to protocol 2000. 14.2 Kramer Protocol 3000 This RS-232/RS-485 communication protocol lets you control the machine from any standard terminal software (for example, Windows®...
  • Page 45: Protocol 3000 Syntax

    Kramer Protocol 14.2.1 Protocol 3000 Syntax Host message format: Start Address (optional) Body Delimiter Destination_id@ message Simple command (commands string with only one command without addressing): start body delimiter Command SP Parameter_1,Parameter_2,… Commands string (formal syntax with commands concatenation and addressing): # Address@ Command_1 Parameter1_1,Parameter1_2,…...
  • Page 46: Table 16: Instruction Codes For Protocol 3000

    Response Protocol Handshaking ~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...
  • Page 47 Kramer Protocol Basic routing commands Command Syntax Response Switch audio & video AV IN>OUT, IN>OUT, … AV IN>OUT, IN>OUT,…RESULT Switch video only VID IN>OUT, IN>OUT, … VID IN>OUT, IN>OUT, …RESULT Short form: V IN>OUT, IN>OUT, … Note: When AFV mode is active, this command will switch also audio. If audio is breakaway – device display mode will change to show audio connections status.
  • Page 48 Short form: LCK LOCK-MODE LOCK-FP? Get front panel locking state LOCK-FP LOCK-MODE Parameters Description: LOCK-MODE = Front panel locking state: "0" or "off" to unlock front panel buttons. "1" or "on" to lock front panel buttons. KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 49 Numeric value (present audio processing stage). For example: "0" for Input level, "1" for Pre-Amplifier, "2" for Amplifier (Out) etc. CHANNEL = Input or Output # VOLUME = Audio parameter in Kramer units, precede minus sign for negative values. increase current value, decrease current value.
  • Page 50 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) KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 51: Kramer Protocol 2000

    "0" or "afv" to set front panel switching buttons in audio-follow-video state. "1" or "brk" to set front panel switching buttons in their previous state when audio. 14.3 Kramer Protocol 2000 This RS-232/RS-485 communication protocol uses four bytes of information as defined below.
  • Page 52: Table 18: Instruction Codes For Protocol 2000

    9 - decrease left input 10 -increase right input 11 - decrease right input REQUEST AUDIO PARAMETER Equal to input / output 6, 24 number whose parameter is requested LOCK FRONT PANEL 0 - Panel unlocked 1 - Panel locked KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 53 INPUT Bit: SETTINGS FOR I0 - 0=input; 1=output INSTRUCTIONS 22, 25 CHANGE TO ASCII Kramer protocol 3000 IDENTIFY MACHINE 1 - video machine name 0 - Request first 4 digits 2 - audio machine name 1 - Request first suffix...
  • Page 54 (in real-time). For example, if input 3 is detected as invalid, the unit will send the HEX codes If input 7 is detected as valid, then the unit will send HEX codes KRAMER: SIMPLE CREATIVE TECHNOLOGY...
  • Page 55 EXCLUSION OF DAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option. Kramer shall not be liable for: 1. Damage to other property caused by defects in this product, damages based upon inconvenience, loss of use of the product, loss of time, commercial loss;...
  • Page 56 For the latest information on our products and a list of Kramer distributors, visit our Web site: www.kramerelectronics.com, where updates to this user manual may be found. We welcome your questions, comments and feedback. Safety Warning: Disconnect the unit from the power supply before opening/servicing.

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