K R A ME R E LE CT R O N IC S L TD .
Contents 1 Introduction 1 2 2.1 2.2 2.3 3 3.1 Getting Started Achieving the Best Performance Safety Instructions Recycling Kramer Products Overview Defining the VM-4HC 1:4 HDMI DA 2 2 3 3 4 5 4 4.
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.
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 i 2.1 Go to http://www.kramerelectronics.com/support/product_downloads.asp to check for up-to-date user manuals, application programs, and to check if firmware upgrades are available (where appropriate).
2.2 Safety Instructions ! 2.3 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 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 and recycled.
3 Overview The Kramer VM-4HC is a high quality 1:4 HDMI distributor that accepts an HDMI input and distributes the signal to up to four outputs simultaneously, thus making it a versatile, reliable component in a video system. The VM-4HC distributes signals having resolutions up to UXGA, including all HDTV formats. In particular, the VM-4HC features: A maximum data rate of 6.75Gbps (2.
3.1 Defining the VM-4HC 1:4 HDMI DA This section defines the VM-4HC. Figure 1: VM-4HC 1:4 HDMI DA # Feature 1 POWER LED Lights red when the unit receives power 2 EDID READ Button Press to read the EDID of the selected output 3 EDID SELECT Button Press to cycle through the output EDID sources 4 OUTPUT 1-4 LEDs Lights green when an output(s) is connected and active; LEDs flash when selecting EDID (see Section 4.
4 Connecting the VM-4HC i Always switch off the power to each device before connecting it to your VM-4HC. After connecting your VM-4HC, connect its power and then switch on the power to each device. To connect the VM-4HC as illustrated in the example in Figure 2: 1. Connect the HDMI source, for example, a DVD player to the INPUT connector. 2. Connect the HDMI OUTPUT connectors to up to 4 HDMI acceptors as follows: As required. Up to four outputs can be connected. Not all outputs need to be connected.
Repeatedly pressing the EDID SELECT button cycles through the EDID sources in the following order: If you attempt to acquire the EDID from an output that is not connected the default EDID is acquired.
Figure 2: Connecting the VM-4HC 1:4 HDMI DA 8 VM-4HC - Connecting the VM-4HC
5 Technical Specifications INPUT: 1 HDMI connector OUTPUTS: 4 HDMI connectors MAX. DATA RATE: 6.75Gbps (2.25Gbps per graphic channel) COMPLIANCE WITH HDMI STANDARD: Supports HDMI and HDCP CONTROLS: SELECT and READ buttons for selecting and storing EDID information INDICATOR LEDs: POWER, OUTPUTS 1-4 POWER CONSUMPTION: 5V DC, 1.1A 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: 21.
6 Default EDID Monitor Model name Manufacturer Plug and Play ID Serial number Manufacture date Filter driver ------------------------EDID revision Input signal type Color bit depth Display type Screen size Power management Extension blocs ------------------------DDC/CI VM-4HC KRM KRM0023 505-707455010 2009, ISO week 10 None 1.3 Digital Undefined RGB color 520 x 320 mm (24.
CE video identifiers (VICs) - timing/formats supported 1920 x 1080p at 60Hz HDTV (16:9, 1:1) 1920 x 1080i at 60Hz HDTV (16:9, 1:1) 1280 x 720p at 60Hz HDTV (16:9, 1:1) [Native] 720 x 480p at 60Hz EDTV (16:9, 32:27) 720 x 480p at 60Hz EDTV (4:3, 8:9) 720 x 480i at 60Hz Doublescan (16:9, 32:27) 720 x 576i at 50Hz Doublescan (16:9, 64:45) 640 x 480p at 60Hz Default (4:3, 1:1) NB: NTSC refresh rate = (Hz*1000)/1001 CE audio data (formats supported) LPCM 2-channel, 16/20/24 bit depths at 32/44/48 kHz CE vendor s
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.
