Digital Projection  
E-VISION LASER 5000 SERIES USER MANUAL                                                                                          REV A JANUARY 2018 
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Select “Turn Windows features on or off” which will open the following window: 
 
 
Tick the “Telnet Client” option, then press the “OK” button. 
 
 
 “RS232 by TELNET” information: 
1. Telnet: TCP 
2.  Telnet port: 23  
3. Telnet utility: Windows “TELNET.exe” (console mode) 
4.  To disconnect “RS232-by-Telnet” control:  Close the Windows Telnet utility  
5.  Limitations for Telnet-Control: 
1)  There are less than 50 bytes available for each successive network payload for the Telnet-
Control application. 
2)  There are less than 26 bytes available for one complete RS232 command for Telnet-Control. 
3)  The minimum delay between sending RS232 commands via Telnet must be more than 200 
(ms). 
 
(N.B. In the Windows “TELNET.exe” utility, pressing the “Enter” key will also invoke a “Carriage-
Return” and a “New-Line” code to be generated.)