Kramer VM-4UHD User Manual
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Kramer VM-4UHD User Manual

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USER MANUAL
MODEL:
VM-4UHD
1:4 HDMI DA
P/N: 2900-300479 Rev 1

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Summary of Contents for Kramer VM-4UHD

  • Page 1 USER MANUAL MODEL: VM-4UHD 1:4 HDMI DA P/N: 2900-300479 Rev 1...

  • Page 3: Table Of Contents

    Kramer Protocol 3000 Commands Packet Protocol Structure Using the Packet Protocol Calculating the CRC Parameters Stage EDID Source Signal Validation HDCP Types Figures Figure 1: VM-4UHD 1:4 HDMI DA Figure 2: Connecting the VM-4UHD 1:4 HDMI DA VM-4UHD – Contents...

  • Page 4: Introduction

    Connectors; GROUP 9: Room Connectivity; GROUP 10: Accessories and Rack Adapters; GROUP 11: Sierra Video Products; GROUP 12: Digital Signage; GROUP 13: Audio; and GROUP 14: Collaboration. Congratulations on purchasing your Kramer VM-4UHD 1:4 HDMI DA, which is ideal for the following typical applications: ...

  • Page 5: Getting Started

    Avoid interference from neighbouring electrical appliances that may adversely influence signal quality  Position your VM-4UHD away from moisture, excessive sunlight and dust This equipment is to be used only inside a building. It may only be connected to other equipment that is installed inside a building.

  • Page 6: Recycling Kramer Products

    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...

  • Page 7: Overview

    Plug and Play operation for HDMI systems  A default EDID for fast and efficient connection of the unit The default EDID feature lets you connect the VM-4UHD without having to connect a display to the output  3D pass-through ...

  • Page 8: Defining The Vm-4Uhd 1:4 Hdmi Da

    Defining the VM-4UHD 1:4 HDMI DA This section defines the VM-4UHD. Figure 1: VM-4UHD 1:4 HDMI DA Feature Function PROGRAM USB Connector Connect to a PC to perform firmware upgrades (via K-Upload) and work with the EDID Designer K-Upload and EDID Designer can be downloaded...

  • Page 9: Connecting The Vm-4Uhd

    Connecting the VM-4UHD Always switch off the power to each device before connecting it to your VM-4UHD. After connecting your VM-4UHD, connect its power and then switch on the power to each device. You do not have to connect all the inputs and outputs, connect only those that are required.

  • Page 10: Figure 2: Connecting The Vm-4Uhd 1:4 Hdmi Da

    Figure 2: Connecting the VM-4UHD 1:4 HDMI DA VM-4UHD – Connecting the VM-4UHD...

  • Page 11: Acquiring An Edid

    The VM-4UHD reads the EDID for a few seconds. When finished, all LEDS return to display the present output connection status. If an unconnected output is chosen or the EDID cannot be read, the VM-4UHD loads the default EDID. The VM-4UHD toggles between “Normal” and “Force RGB” modes.

  • Page 12: Default Edid

    Detailed timing #3..1280x720p at 60Hz (16:10) Modeline...."1280x720" 74.250 1280 1390 1430 1650 720 725 730 750 +hsync +vsync Detailed timing #4..720x480p at 60Hz (16:10) Modeline...."720x480" 27.000 720 736 798 858 480 489 495 525 -hsync -vsync VM-4UHD – Default EDID...
  • Page 13 Front center..... No Rear left/right..No Rear center....No Front left/right center.. No Rear left/right center... No Rear LFE....No Report information Date generated... 11/11/2014 Software revision..2.60.0.972 Data source....Real-time 0x0032 Operating system..6.1.7601.2.Service Pack 1 VM-4UHD - Default EDID...

  • Page 14: Technical Specifications

    23.2cm x 12cm x 8.9cm (9.41" x 4.73" x 3.51") W, D, H SHIPPING WEIGHT: 0.67kg (0.67lb) INCLUDED ACCESSORIES: Power supply Specifications are subject to change without notice For the most updated resolution list, go to our Web site VM-4UHD – Technical Specifications...

  • Page 15: Protocol 3000

    Protocol 3000 The VM-4UHD can be operated using serial commands from a PC, remote controller, or touch screen. The unit communicates using the default Kramer Protocol 3000. This section describes:  Kramer Protocol 3000 syntax (see Section 7.1)  Kramer Protocol 3000 commands (see Section 7.2)
  • Page 16 Every command entered as part of a message string begins with a message starting character and ends with a message closing character. Note: A string can contain more than one command. Multiple commands are separated by a pipe ('|') character. VM-4UHD – Protocol 3000...
  • Page 17 You can directly enter all commands using a terminal with ASCII communication 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 the command parser).
  • Page 18 Commands in the string do not execute until the closing character is entered. A separate response is sent for every command in the chain. 7.1.7 Maximum String Length 64 characters (except for special commands that are defined in the command syntax description). VM-4UHD – Protocol 3000...

  • Page 19: Kramer Protocol 3000 Commands

    Reset machine name to factory System Administrator default (DNS) PROT-VER? Get device protocol version System-mandatory End User RESET Reset device System-mandatory Administrator SIGNAL? Read if input is valid System End user Get device serial number System-mandatory End User VM-4UHD - Protocol 3000...
  • Page 20 #BUILD-DATE␍ Get: Response ~nn@BUILD-DATE␠date␠time␍␊ Parameters date - Format: YYYY/MM/DD where YYYY = Year, MM = Month, DD = Day time - Format: hh:mm:ss where hh = hours, mm = minutes, ss = seconds Response Triggers Notes VM-4UHD – Protocol 3000...
  • Page 21 Response is sent to the com port from which the Set was received (before execution) Notes Destination bitmap size depends on device properties (for 64 inputs it is a 64-bit word) Example: bitmap 0x0013 means inputs 1,2 and 5 are loaded with the new EDID VM-4UHD - Protocol 3000...
  • Page 22 Response ~nn@FACTORY␠OK␍␊ Parameters Response Triggers Notes This command 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. VM-4UHD – Protocol 3000...
  • Page 23 1. #HELP␍ command 2. #HELP␠command_name␍ Response 1. Multi-line: ~nn@Device available protocol 3000 commands:␍␊command,␠command…␍␊ To get help for command use: HELP (COMMAND_NAME)␍␊ 2. Multi-line: ~nn@HELP␠command:␍␊description␍␊USAGE:usage ␍␊ Parameters Response Triggers Notes Command - MACH-NUM Command Type - System VM-4UHD - Protocol 3000...
  • Page 24 - String of up to 14 alpha-numeric chars (can include hyphen, not at the beginning or end) Response Triggers Notes The machine name is not the same as the model name. The machine name is used to identify a specific machine or a network in use (with DNS feature on) VM-4UHD – Protocol 3000...
  • Page 25 Command Type - System-mandatory Command Name Permission Transparency Set: Get: PROT-VER? End User Public Description Syntax Set: Get: Get device protocol version #PROT-VER?␍ Response ~nn@PROT-VER␠3000:version␍␊ Parameters Version - XX.XX where X is a decimal digit Response Triggers Notes VM-4UHD - Protocol 3000...
  • Page 26 Response Triggers After execution, a response is sent to the com port from which the Get was received Response is sent after every change in input signal status ON to OFF, or OFF to ON Notes VM-4UHD – Protocol 3000...
  • Page 27 Command - SN? Command Type - System-mandatory Command Name Permission Transparency Set: Get: End User Public Description Syntax Set: Get: Get device serial number #SN?␍ Response ~nn@SN␠serial_number␍␊ Parameters serial_number - 14 decimal digits, factory assigned Response Triggers Notes VM-4UHD - Protocol 3000...
  • Page 28 Response is sent to the com port from which the Set (before execution) / Get command was received Notes For Get, size=0 means EDID is not supported For old devices that do not support this command, ~nn@ ERR 002␍␊ is received VM-4UHD – Protocol 3000...

  • Page 29: Packet Protocol Structure

    Length (data length + 2 for CRC) - (2 bytes in length)  Data (data length -2 bytes)  CRC - 2 bytes 05… Packet ID Length Data 8. Response: ~NNNNSPOKCR LF Where NNNN is the received packet ID in ASCII hex digits. VM-4UHD - Packet Protocol Structure...

  • Page 30: Calculating The Crc

    Calculating the CRC The polynomial for the 16-bit CRC is: CRC-CCITT: 0x1021 = x Initial value: 0000 Final XOR Value: 0 CRC example: Data = “123456789” Result => 0x31C3 VM-4UHD – Packet Protocol Structure...

  • Page 31: Parameters

    Output Default EDID Signal Validation Number Value Signal or sink is not valid Signal or sink is valid Sink and EDID is valid HDCP Types Number Value HDCP Off HDCP On Follow input Mirror output (“MAC mode”) VM-4UHD - Parameters...
  • Page 33 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 Web site to find updates to this user manual. We welcome your questions, comments, and feedback.

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