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Daisy Chain Communication
Get the communication Group identication and
Communication ID
(1) Send the following request code from the PC to the projector.
Header + Command data (‘02H’ + ‘00H’ + target number (2 bytes) + connection ID
(2 bytes))
(2) The projector returns the response code to the PC.
‘90H’ + ‘04H’ + connection ID (2 bytes) + target number (2 bytes) + group (1 byte)
+ ID (1 byte)
When the projector cannot understand the received command, the error code is
sent back to the PC.
‘97H’ + ‘04H’ + connection ID (2 bytes) + ‘00H’ + ‘00H’ + ‘00H’ + ‘00H’
When the projector cannot execute the received command, the error code is sent
back to the PC.
‘91H’ + ‘06H’ + connection ID (2 bytes) + position number of projector having an
error* (2 bytes) + group (1 byte) + ID (1 byte) + error code (2 bytes)
* The position number is counted from the projector connected to PC directly,
which has No.1 as position number. Then, the next one is No.2 and so on.
Error Code
Error Code Content
0 The command was not accepted because the projector connected to PC
was busy.
1 Communication error occurred between projectors.
2 The command was not accepted because the designated projector was
not found.
NOTE • During transmission of the second or subsequent commands, the
authentication data can be omitted when using the same connection.
• Commands are not accepted during warm-up.
•To use the daisy chain communication, select DAISY CHAIN in the OPTION
>COMMUNICATION TYPE submenu in the OSD (On Screen Display) (
User's
Manual (detailed) - Operating Guide
)