
Contents 
Contents 
1  Introduction  1 
2  Getting Started  1 
2.1  Quick Start  1 
3  Overview  3 
4  Your VS-81HD 8x1 HD/SD-SDI Switcher  3 
4.1  Using the IR Transmitter  6 
5  Installing on a Rack  7 
6  Connecting Your VS-81HD 8x 1 HD/SD-SDI Switcher  8 
6.1  DIP-switch Settings  10 
6.1.1  Setting the Machine ID DIP-switches  10 
6.2  Controlling via RS-232 (for example, using a PC)  11 
6.3  Controlling via the RS-485 Port  12 
6.4  Switching Genlocked Video Signals  13 
6.5  Controlling via ETHERNET  13 
6.5.1  Connecting the ETHERNET Port directly to a PC (Crossover Cable)  13 
6.5.2  Connecting the ETHERNET Port via a Ne twork Hub ( Straight-Thro ug h C a ble )  15 
6.5.3  Configuring the Ethernet Port  15 
6.6  Controlling via the REMOTE Connector  15 
7  Operating the VS-81HD  16 
7.1  Locking the Front Panel  16 
8  Technical Specifications  17 
9  Kramer Protocol 2000  18 
Figures
Figure 1: VS-81HD 8x1 HD/SD-SDI Switcher    4 
Figure 2: Connecting the VS-81HD 8x1 HD/SD-SDI Switcher 
Figure 3: VS-81HD MACHINE ID DIP-switches 
Figure 4: Connecting a PC without using a Null-modem Adapter    11 
Figure 5: Controlling via RS-485 (for example, using an RC-3000) 
Figure 6: Local Area Connection Properties Window 
Figure 7: Internet Protocol (TCP/IP) Properties Window 
Figure 8: Using the REMOTE Connector    15
   9 
   10
   12 
   14 
   14

KRAMER: SIMPLE CREATIVE TECHNOLOGY 
KRAMER: SIMPLE CREATIVE TECHNOLOGY 
Contents 
Tables 
Table 1: VS-81HD 8x1 HD/SD-SDI Switcher Features    5 
Table 2: MACHINE ID DIP-switch Settings    10 
Table 3: Technical Specifications of the VS-81HD 8x1 HD/SD-SDI Swi tcher 
Table 4: Protocol Definitions 
Table 5: Instruction Codes for Protocol 2000
   17 
   18 
   19

Introduction 
1 Introduction 
Welcome to Kramer Electronics! Since 1981, Kramer Electronics has been 
providing a world of unique, creat iv e, and aff orda ble s oluti ons to t he vast range 
of problems that confront the video, a u di o, presen t ation, and broadcasting 
professional on a daily basis. In recent years, we have redesigned and upgraded 
most of our line, making the bes t ev en be tter! Our 1,000-plus different models 
now appear in 11 groups
1
 that are clearly defined by function. 
Congratulations on purchasing your Kramer VS-81HD 8x1 HD/SD-SDI  
Switcher. This product is ideal for : 
• Professional broadcasting and production studios 
• Post production 
The package includes the following items: 
• VS-81HD 8x1 HD/SD-SDI Switcher 
• Null-modem adapter, infrared remote control transmitter and power cord 
2
• This user ma nual
2 Getting Started 
We recommend that you: 
• Unpack the e quipment carefully and save the original b ox and pac kaging 
materials for possible future shipment 
• Review the co ntents of t his user manual 
• Use Kramer high performance high resolution cables
3
2.1 Quick Start 
This quick start chart summarizes the basic setup and operation steps. 
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; GR OUP 7: 
Scan Converters and Scalers; GROUP 8: Cables and Connectors; GROUP 9: Room Conne ctivity; GROUP 10: Accessories 
and Rack Adapters; GROUP 11: Sierra Products 
2 Download up-to-date Kramer user manuals from the Internet at 
3 The complete list of Kramer cables is on our Web site at 
http://www.kramerelectronics.com 
http://www.kramerelectronics.com