Kramer VM-1H4C User Manual

KRAMER ELECTRONICS LTD.

USER MANUAL

MODEL:

VM-1H4C

1:4 HDMI Over CAT 5 DA

P/N: 2900-300133 Rev 2

VM-1H4C – Contents

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Contents

1 Introduction 1
2 Getting Started 2

2.1 Achieving the Best Performance 2

2.2 Shielded Twisted Pair 2

2.3 About the Power Provision Feature 3

2.4 Defining EDID 3

2.5 About HDMI—General Description 4

3 Overview 5
4 Defining the VM-1H4C 1:4 HDMI Over CAT 5 DA 6
5 Connecting the VM-1H4C 7
6 Acquiring the EDID 8
7 Wiri ng the Twisted Pair R J-45 Connectors 9
8 Technical Specifications 10
9 Default EDID 11

Figures

UFigure 1: VM-1H4C 1:4 HDMI Over CAT 5 DA Front and Rear PanelsU 6
UFigure 2: Connecting the VM-1H4CU 7
UFigure 3: TP Pinout WiringU 9

VM-1H4C – Introduction

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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 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 that are clearly defined
by function: GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Routers
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 and
GROUP 11: Sierra Products.

Thank you for purchasing the Kramer VM-1H4C 1:4 HDMI Over CAT 5 DA which
is ideal for:

• Home theater, presentation and multimedia applications

• Rental and staging

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VM-1H4C – Getting Started

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

• Use Kramer high performance high resolution cables

Go to http://www.kramerelectronics.com t o check for up-to-date
user manuals, application programs, and to check if firmware
upgrades are available (where appropriate).

Caution: 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

2.1 Achieving the Best Performance

To achieve the best performance:

• Use only good quality connection cables to avoid interference, deterioration

in signal quality due to poor matching, and elevated noise levels (often
associated with low quality cables)

• Avoid interference from neighboring electrical appliances that may adversely

influence signal quality

• Position your Kramer VM-1H4C away from moisture, excessive sunlight and

dust

2.2 Shielded Twisted Pair

Kramer engineers have developed special shielded twisted pair cables to best
match our digital twisted pair products; the Kramer: BC-DGKat524 (CAT 5 24
AWG), the Kramer BC-DGKat623 (CAT 6 23 AWG cable), and the Kramer

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