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Overview 

 

Overview 

The Kramer 

VM-4HDCP

 is an HDCP (High-Bandwidth Digital Content 

Protection)

1

 compatible 1:4 distribution amplifier for DVI-D (Digital) 

signals

2

In particular, the 

VM-4HDCP

. Since high-resolution DVI signals are very sensitive to cable 

quality

 

and to PCB layout, the 

VM-4HDCP 

uses a uniquely designed PCB 

which includes all buffering, conditioning and amplifying circuitry to 

provide four high-level output signals. 

 

Distributes signals having resolutions up to UXGA, including all 

HDTV formats  

 

Has a bandwidth of 1.65GHz 

 

Supports the DDWG DVI 1.0 standard 

 

Consists of a built-in re-clocking block that re-generates the DVI 

signal, so that several units may be cascaded 

 

Can read and store, in non-volatile memory, the EDID

3

 

Has I-EDIDPro™ Kramer Intelligent EDID Processing™

,

 an 

intelligent EDID handling and processing algorithm that ensures 

Plug and Play operation for DVI systems 

 block from 

one of the outputs, so it can then provide the EDID information to 

the DVI source even if the display device is not connected 

 

Has five DVI-I connectors, which are compatible with all types of 

DVI cables 

 

Is a cost-effective solution for distributing the TMDS signals used 

for DVI, and uses state-of-the-art line drivers on each of the 4 

outputs 

The 

VM-4HDCP 

fits in one vertical space of a standard 19” professional 

rack enclosure (1U).  

 

 

 

 

 

 

 

                                                       

 

1 Note that Kramer Electronics Limited is an HDCP Licensee, see http://www.digital-cp.com/list/ 
2 For HDMI applications, use the Kramer VM-4H (previously VM-4HDMI) 
3 EDID is Extended Display Identification Data 

Содержание VM-4HDCP

Страница 1: ...Kramer Electronics Ltd Preliminary USER MANUAL Model VM 4HDCP 1 4 DVI Distributor...

Страница 2: ...HDCP 1 4 DVI Distributor 8 6 1 Acquiring EDID 9 6 1 1 Acquiring the EDID from a Selected Output 9 6 1 2 Restoring the Default EDID 10 7 Technical Specifications 10 Figures Figure 1 VM 4HDCP 1 4 DVI Di...

Страница 3: ...tems VM 4HDCP 1 4 DVI Distributor Power cord This user manual2 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible fut...

Страница 4: ...KRAMER SIMPLE CREATIVE TECHNOLOGY Getting Started 2 2 1 Quick Start This quick start chart summarizes the basic setup and operation steps...

Страница 5: ...y be cascaded Can read and store in non volatile memory the EDID3 Has I EDIDPro Kramer Intelligent EDID Processing an intelligent EDID handling and processing algorithm that ensures Plug and Play oper...

Страница 6: ...lities to the source The EDID enables the VM 4HDCP to know what kind of monitor is connected to the output The EDID includes the manufacturer s name the product type the timing data supported by the d...

Страница 7: ...Your VM 4HDCP 1 4 DVI Distributor 5 Figure 1 VM 4HDCP 1 4 DVI Distributor...

Страница 8: ...tton Press to read the EDID of the selected display 4 SELECT Button Select the desired display for EDID information 5 OUTPUT LEDs 1 2 3 and 4 LEDs light when an output s is connected and active LEDs b...

Страница 9: ...Installing the VM 4HDCP in a Rack 7 5 Installing the VM 4HDCP in a Rack This section provides instructions for rack mounting the unit...

Страница 10: ...T connectors1 OUTPUT 1 connector to DVI acceptor 1 for example a projector to up to 4 DVI acceptors as follows OUTPUT 2 connector to DVI acceptor 2 for example a display OUTPUT 3 connector to DVI acce...

Страница 11: ...uiring EDID The VM 4HDCP initially operates with the default EDID This means that you can turn ON the power before connecting any of the acceptors or the source 6 1 1 Acquiring the EDID from a Selecte...

Страница 12: ...n illuminates The default EDID is stored in the non volatile memory when the READ button no longer illuminates 7 Technical Specifications Table 3 includes the technical specifications Table 3 Technica...

Страница 13: ...fnature ii Product modification orfailureto followinstructions supplied with theproduct iii Repairorattemptedrepairby anyonenot authorized byKramer iv Anyshipment oftheproduct claims must bepresentedt...

Страница 14: ...or 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 commen...

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