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KRAMER ELECTRONICS LTD.
USER MANUAL
MODEL:
VM-22H
2x1:2 HDMI Switcher/DA
P/N: 2900-000663 Rev 3
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Contents 1 Introduction 1 2 Getting Started 2 2.1 Achieving the Best Performance 2 2.2 Safety Instructions 3 2.3 Recycling Kramer Products 3 3 Overview 4 3.1 Defining the VM-22H 2x1:2 HDMI Switcher/DA 4 4 Connecting the VM-22H 6 5 Acquiring the EDID 7 6 Technical Specifications 9 Figures Figure 1: VM-22H 2x1:2 HDMI Switcher/DA 5 Figure 2: Connecting the VM-22H 2x1:2 HDMI Switcher/DA 6 VM-22H – Contents i
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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 video, audio, presentation, and broadcasting professionals on a daily basis. In recent years, we have redesigned and upgraded most of our line, making the best even better! Our 1,000-plus different models now appear in 11 groups that are clearly defined by function: GROUP 1: Distribution Amplifi
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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 Go to http://www.kramerelectronics.com/support/product_downloads.asp to check for up-to-date user manuals, application programs, and to check if i firmware upgrades are available (where appropriate). 2.1 Achieving the Best Performance To achieve the best performance: Use only good quality
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2.2 Safety Instructions Caution: There are no operator serviceable parts inside the unit ! Warning: Use only the Kramer Electronics input power wall adapter that is provided with the unit Warning: Disconnect the power and unplug the unit from the wall before installing 2.3 Recycling Kramer Products The Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC aims to reduce the amount of WEEE sent for disposal to landfill or incineration by requiring it to be collected
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3 Overview The V M−22 H is a distribution amplifier for HDMI signals. The unit reclocks and equalizes one of two selectable input signals and distributes it to two identical outputs. In particular, the VM-22H features: A maximum data rate of 6.75Gbps (2.25Gbps bandwidth per graphic channel I-EDIDPro™ Kramer Intelligent EDID Processing™, an intelligent EDID handling and processing algorithm that ensures Plug and Play operation for HDMI systems Kramer Equalization & re-Klocking™
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Figure 1: VM-22H 2x1:2 HDMI Switcher/DA # Feature Function 1 5V DC +5V DC connector for powering the unit 2 HDMI OUT2 Connector Connects to the HDMI acceptor 2 3 HDMI OUT1 Connector Connects to the HDMI acceptor 1 4 HDMI IN 2 Connector Connects to the HDMI source 2 5 HDMI IN 1 Connector Connects to the HDMI source 1 6 REMOTE IR The yellow LED illuminates when receiving signals from the Infrared remote control transmitter 7 EDID SETUP Button Press briefly to determine the type of ED
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4 Connecting the VM-22H Always switch off the power to each device before connecting it to your VM-22H. After connecting your VM-22H, connect its power and then i switch on the power to each device. To connect the VM-22H as illustrated in the example in Figure 2: 1. Connect the HDMI source (for example, a DVD player) to the HDMI IN 1 connector. 2. Connect the HDMI source (for example, a DVD player) to the HDMI IN 2 connector. 3. Connect the HDMI OUT connectors to up to two HDMI a
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5 Acquiring the EDID This is usually done only once, when the machine is being set up in an installation. Once acquired, the EDID is saved in non-volatile memory and further acquisition is not necessary. Initially, the VM-22H operates with the factory default EDID. This lets you connect the power before connecting one of the acceptors or sources. You can acquire the EDID from: One output (the relevant output illuminates) The default EDID (both output LEDs blink) Two connected o
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3. Press and hold the EDID SETUP button to select the desired EDID. The OUT LEDs illuminate in the following cycle: OUT 1, OUT 2, both flash (default) and both illuminate (auto-mix). 4. Release the button when reaching the desired set up. The EDID is now acquired. If you set the machine to acquire the EDID from an output that is not connected, the default EDID is acquired. 8 VM-22H - Acquiring the EDID
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6 Technical Specifications INPUTS: 2 HDMI connectors OUTPUTS: 2 HDMI connectors MAX. DATA RATE: 6.75Gbps (2.25Gbps per graphic channel) COMPLIANCE WITH HDMI Supports HDMI and HDCP STANDARD: CONTROLS: EDID SETUP button, input select button INDICATOR LEDs: IN 1, IN 2, OUT 1, OUT 2, and ON LEDs POWER CONSUMPTION: 5V DC, 910mA OPERATING TEMPERATURE: 0° to +40°C (32° to 104°F) STORAGE TEMPERATURE: -40° to +70°C (-40° to 158°F) HUMIDITY: 10% to 90%, RHL non-condensing DIMENSIONS: 12cm x
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10 VM-22H - Technical Specifications
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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.com SAFETY WARNING Disconnect the unit from the power ! supply before opening and servicing P/N: 2900-000663 Rev: 3
