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f Example: Transmission of power supply status acquisition command
"00QPW" (CR)
r Received data
Command
example
0x30
Data length
1 byte
f Example: The power of the projector is in standby status
"00000" (CR)
r Error response
String
"ERR1"
"ERR2"
"ERR3"
Message
"ERR4"
"ERR5"
"ERRA"
Data length
4 bytes
Note
f The projector will automatically disconnect the connection with the network right after sending the command. This is the specification based
on 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 server
and client" (x page 193).
Communication flow between server and client
To send/receive a command via LAN, refer to the communication flow indicated below.
Server: Projector
Client: Control device such as a computer
Chapter 7 Appendix — Technical information
Header
'0'
Undefined control command
Out of parameter range
Busy state or no-acceptable period
Timeout or no-acceptable period
Wrong data length
Password mismatch
Session 1
Responding to command 1
Session 2
Responding to command 2
'0'
Control command
0x30
1 byte
Undefined length
Details
—
Server
Connection request
Sending of key
Sending of command 1
Disconnection
Connection request
Sending of key
Sending of command 2
Disconnection
Termination
Data section
(ASCII string)
Termination
ENGLISH - 193
symbol
(CR)
0x0d
1 byte
symbol
(CR)
0x0d
1 byte
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