You can test your RS-232 Connection by using the Hitachi Projector Manager Software. This software is available for free download on our website:

Hitachi Network Software

In order for a specific command to work with your projector, your projector must have the feature available that you are trying to control.

Yes, RS-232 Codes can be used over a Serial Connection, LAN connection or with a Wireless LAN connection. We can assist with establishing a connection wired or wirelessly.