User Manual
KRAMER: SIMPLE CREATIVE TECHNOLOGY 
Kramer Protocol 3000 
26 
11  Kramer Protocol 3000 
The VS-88SDI can be operated using serial commands from a PC, remote 
controller, or touch screen. The unit communicates using the default Kramer 
Protocol 3000 but can also use Kramer Protocol 2000. 
This section describes: 
•  How to switch between Protocol 3000 and Protocol 2000 (see 
section 
 11.1
) 
•  Kramer Protocol 3000 syntax (see section 
 11.2) 
•  Kramer Protocol 3000 commands (see section 
 11.3) 
11.1  Switching Protocols 
Protocols can be switched either from the front panel buttons or by 
transmitting protocol commands. 
To switch protocols using the front panel buttons: 
•  To choose Protocol 2000, press LOCK and OUT 2 at the same time 
•  To choose the Protocol 3000, press LOCK and OUT 3 at the same 
time 
To switch protocols using protocol commands: 
•  To switch from Protocol 3000 to Protocol 2000, send the following 
command:  
#P2000<CR> 
•  To switch from Protocol 2000 to Protocol 3000, send the following 
command: 
0x38, 0x80, 0x83, 0x81 
Note: If you are using Kramer’s Windows
®
-based control software
1
 it 
operates only with Protocol 2000. If the VS-88SDI is set to Protocol 3000, 
it automatically switches to Protocol 2000. 
1 Download the latest software from our Web site at http://www.kramerelectronics.com 










