
Contents
Contents
1 Introduction 1
2 Getting Started 1
2.1 Quick Start 2
3 Overview 3
3.1 About HDCP 3
3.2 Defining EDID 3
3.3 Recommendations for Best Performance 4
4 Your VM-4HDCPxl 1:4 DVI Distributor 4
5 Installing in a Rack 6
6 Connecting the VM-4HDCPxl 7
7 Acquiring the EDID 8
7.1 Acquiring/Changing the EDID from One Output 8
7.2 Acquiring the Default EDID 9
7.3 Acquiring the Auto-mix EDID from the Connected Outputs 9
7.4 Connecting a PC to the RS-232 Port for Programming 9
8 Technical Specifications 10
Figures
Figure 1: VM-4HDCPxl 1:4 DVI Distributor 5
Figure 2: Connecting a VM-4HDCPxl 1:4 DVI Distributor 7
Figure 3: EDID Modes 8
Figure 4: RS-232 Crossed Cable Connection 10
Tables
Table 1: VM-4HDCPxl 1:4 DVI Distributor Features 4
Table 2: VM-4HDCPxl Technical Specifications 10

Introduction
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 the video, audio, presentation, and
broadcasting professional 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
1
that are clearly
defined by function.
Thank you for purchasing your Kramer VM-4HDCPxl 1:4 DVI Distributor,
which is ideal for:
• Home theater, presentation and multimedia applications
• Rental and staging
The package includes the following items:
• VM-4HDCPxl 1:4 DVI Distributor
2
• Power cord
• This user manual
3
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
4
• Use Kramer high-performance high-resolution cables
1 GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Matrix Switchers; GROUP 3: Control Systems;
GROUP 4: Format/Standards Converters; GROUP 5: Range Extenders and Repeaters; GROUP 6: Specialty AV Products;
GROUP 7: Scan Converters and Scalers; GROUP 8: Cables and Connectors; GROUP 9: Room Connectivity;
GROUP 10: Accessories and Rack Adapters; GROUP 11: Sierra Products
2 We recommend that you use only the power cord supplied with this device
3 Download up-to-date Kramer user manuals from our Web site at http://www.kramerelectronics.com
4 The complete list of Kramer cables is on our Web site at http://www.kramerelectronics.com