
KRAMER ELECTRONICS LTD.
USER MANUAL
MODEL:
VS-88DTP
8x8
DVI - Twisted Pair Matrix
Switcher
P/N: 2900-000749 Rev 2

Contents
1 Introduction 1
2 Getting Started 2
2.1 Achieving the Best Performance 2
2.2 Safety Instructions 2
2.3 Recycling Kramer Products 3
3 Overview 4
3.1 Defining the VS-88DTP 8x8 DVI - Twisted Pair Matrix Switcher 5
3.2 Using the IR Transmitter 8
4 Installing the VS-88DTP in a Rack 9
5 Connecting the VS-88DTP 10
5.1 Connecting to the VS-88DTP via RS-232 11
5.2 Connecting a PC or Controller to the RS-485 Port 12
5.3 Connecting the VS-88DTP via Ethernet 15
6 Operating the VS-88DTP 18
6.1 Routing Inputs to Outputs 18
6.2 Disconnecting Outputs 18
6.3 Storing and Recalling Setups in Presets 19
6.4 Switching Between Protocol 2000 and Protocol 3000 19
6.5 Acquiring the EDID 20
6.6 Locking and Unlocking the Front Panel Buttons 22
6.7 Control Configuration via the Ethernet Port 22
7 Controlling the VS-88DTP Remotely via Ethernet 23
7.1 Connecting to the VS-88DTP via your Browser 23
7.2 The Main Switching Matrix Page 26
7.3 The Configuration Page 31
8 Technical Specifications 33
9 Default Communication Parameters 34
10 Default EDID 35
11 Updating the VS-88DTP Firmware 37
12 Table of ASCII Codes for Serial Communication (Protocol 3000) 38
13 Hex Codes for Serial Communication (Protocol 2000) 39
14 Kramer Protocol 40
14.1 Switching Protocols 40
14.2 Kramer Protocol 3000 40
14.3 Kramer Protocol 2000 47
VS-88DTP – Contents i

Figures
Figure 1: VS-88DTP 8x8 DVI - Twisted Pair Matrix Switcher Front Panel 6
Figure 2: VS-88DTP 8x8 DVI - Twisted Pair Matrix Switcher Rear Panel
Figure 3: Connecting the VS-88DTP 8x8 DVI - Twisted Pair Matrix Switcher
Figure 4: RS-485 DIP-switches
Figure 5: RS-485 Termination DIP-switch
Figure 6: Control of Multiple VS-88DTP Devices via RS-232 and RS-485
Figure 7: Local Area Connection Properties Window
Figure 8: Internet Protocol (TCP/IP) Properties Window
Figure 9: Preset Number Assignments using the Selector Buttons
Figure 10: Java Test Page Success Message
Figure 11: Entering the IP Number in the Address Bar
Figure 12: The Loading Page
Figure 13: First Time Security Warning
Figure 14: Main Switching Matrix Page
Figure 15: Selecting a Switching Point on the Matrix
Figure 16: Switching in the Offline Mode
Figure 17: Selecting Preset 07
Figure 18: Selecting Preset 03
Figure 19: Recalling a Preset in Offline Mode
Figure 20: Configuration Page
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ii VS-88DTP - 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 that are clearly defined
by function: GROUP 1: Distribution Amplifiers; GROUP 2: Switchers and Routers;
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.
Congratulations on purchasing your Kramer VS-88DTP 8x8 DVI - Twisted Pair
Matrix Switcher, which is ideal for the following typical applications:
• Conference room presentations
• Advertising
• Rental and staging
VS-88DTP - Introduction 1

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 to check for up-to-date
user manuals, application programs, and to check if firmware
upgrades are available (where appropriate).
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)
• Do not secure the cables in tight bundles or roll the slack into tight coils
• Avoid interference from neighboring electrical appliances that may adversely
influence signal quality
• Position your Kramer VS-88DTP away from moisture, excessive sunlight and
dust
2.2 Safety Instructions
Caution: There are no operator-serviceable parts inside the unit
Warning:
Warning:
You use only the power cord that is supplied with the
unit. Do not open the unit. High voltages can cause
electrical shock! Servicing by qualified personnel only.
Disconnect the power and unplug the unit from the wall
before installing
2 VS-88DTP - Getting Started