Chapter 7 Appendix — Technical information226 - ENGLISHr Received dataHeader Data section TerminationsymbolCommandexample‘0’0x30‘0’0x30Control command(ASCII string)(CR)0x0dData length 1 byte 1 byte Undefined length 1 bytef Example: The projector is powered on“00001” (CR)r Error responseString Details TerminationsymbolMessage“ERR1” Undefined control command(CR)0x0d“ERR2” Out of parameter range“ERR3” Busy state or no-acceptable period“ERR4” Timeout or no-acceptable period“ERR5” Wrong data length“ERRA” Password mismatchData length 4 bytes ― 1 byteNotef The projector will automatically disconnect the connection with the network right after sending the command. This is the specification basedon the security view point to prevent unauthorized operation of this product by a malicious third party. To send commands continuously,execute the network connection request every time the command is to be sent. For details, refer to “Communication flow between serverand client” (x page 227).When web control administrator rights password is not set (Non-protect mode)Connecting1) Obtain the IP address and port number (Initial set value = 1024) of the projector and request aconnection to the projector.f You can obtain both the IP address and the port number from the menu screen of the projector.IP address Obtain from the [NETWORK] menu → [NETWORK STATUS].Port number Obtain from the [NETWORK] menu → [NETWORK CONTROL] → [COMMAND PORT].2) Check the response from the projector.Data section Blank Mode TerminationsymbolCommandexample“NTCONTROL”(ASCII string)‘ ’0x20‘0’0x30(CR)0x0dData length 9 bytes 1 byte 1 byte 1 bytef Mode: 0 = Non‑protect modef Example: Response during non-protect mode“NTCONTROL 0” (CR)Command transmission methodTransmit using the following command formats.r Transmitted dataHeader Data section TerminationsymbolCommandexample‘0’0x30‘0’0x30Control command(ASCII string)(CR)0x0d
