Chapter 6 Appendix — Technical information
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PJLink security authentication
The password used for PJLink is the same as that of the password set for web control.
When using the projector without security authentication, do not set a password for web control.
f For specications related to PJLink, refer to the website of Japan Business Machine and Information System Industries Association.
URL http://pjlink.jbmia.or.jp/english/
Control commands via LAN
When web control administrator rights password is set (Protect mode)
Connecting
1) Obtain the IP address and port number (Initial set value = 1024) of the projector and request for a
connection 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 main menu → [NETWORK] → [NETWORK STATUS]
Port number
Obtain from the main menu → [NETWORK] → [NETWORK CONTROL] → [COMMAND PORT]
2) Check the response from the projector.
Data section Blank Mode Blank Random number section
Termination
symbol
Command
example
“NTCONTROL”
(ASCII string)
‘ ’
0x20
‘1’
0x31
‘ ’
0x20
“zzzzzzzz”
(ASCII code hex number)
(CR)
0x0d
Data length 9 bytes 1 byte 1 byte 1 byte 8 bytes 1 byte
f Mode: 1 = Protect mode
3) Generate a 32-byte hash value from the following data using MD5 algorithm.
f “xxxxxx:yyyyy:zzzzzzzz”
xxxxxx Administrator rights user name for the web control (default user name is “admin1”)
yyyyy Password of above administrator rights user (default password is “panasonic”)
zzzzzzzz 8-byte random number obtained in Step 2)
Command transmission method
Transmit using the following command formats.
r Transmitted data
Header Data section
Termination
symbol
Command
example
Hash value
(Refer to “Connecting” above)
‘0’
0x30
‘0’
0x30
Control command
(ASCII string)
(CR)
0x0d
Data length 32 bytes 1 byte 1 byte Undened length 1 byte
r Received data
Header Data section
Termination
symbol
Command
example
‘0’
0x30
‘0’
0x30
Control command
(ASCII string)
(CR)
0x0d
Data length 1 byte 1 byte Undened length 1 byte