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USING THE PROJECTOR
RS232 by Telnet Function
RS232 by Telnet Function
As an alternative method of control, this projector has RS232 command control by TELNET for LAN / RJ45
interface.
Quick Start-Guide for "RS232 by Telnet"
‡
Check and get the IP address on OSD of the projector.
‡
Make sure that the PC / laptop can access the web-page of the projector.
‡
Make sure that "Windows Firewall" setting is set to disabled in case of "TELNET" function filtering out
by PC / laptop.
1.
Click on Search
2.
Open the Command Prompt app.
3.
Input the command format as follows:
±
±
4.
If Telnet-Connection ready, and user can have RS232 command input, then press the "Enter" key and
Telnet connection should be ready for RS232 command control.
Specification for "RS232 by TELNET":
1.
Telnet: TCP.
2.
Telnet port: 23 (for further details, please contact the Optoma service team).
3.
Telnet utility: Windows "TELNET.exe" (console mode).
4.
To end the Telnet session, just close the Command Prompt app window.
5.
Windows Telnet utility directly after TELNET connection ready.
±
±
±
Control reset menu
Return the factory default settings for control settings.
and then enter "cmd" as a search word. Press the "Enter" key.
telnet ttt.xxx.yyy.zzz 23 ("Enter" key pressed)
(ttt.xxx.yyy.zzz: IP-Address of the projector)
Limitation 1 for Telnet-Control: There cannot be more than 50 bytes for successive network
payload for Telnet-Control application.
Limitation 2 for Telnet-Control: There cannot be more than 26 bytes for successive RS232
command for Telnet-Control.
Limitation 3 for Telnet-Control: Minimum delay for next command must be more than 200 (ms).
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