Panasonic PT-MZ11K

Chapter 7 Appendix — Technical information
256 - ENGLISH
Control commands via LAN
The projector can be controlled via the <DIGITAL LINK> terminal or the <LAN> terminal by using the control
command format via the <SERIAL/MULTI SYNC IN> terminal.
For examples of the available commands, refer to “Control command” (x page 262).
Note
f To send/receive the command via LAN, it is necessary to set the password of the administrator account. (x page 169)
When connecting in protect mode
Connecting
Following is the connection method when the [NETWORK] menu → [NETWORK SECURITY] → [COMMAND
PROTECT] is set to [ENABLE].
1) Obtain the IP address and port number (Initial set value = 1024) of the projector and request 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 [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 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
f Example: Response during protect mode (random number section is undened value)
“NTCONTROL 1 23181e1e” (CR)
3) Generate a 32-byte hash value from the following data using MD5 algorithm.
f “xxxxxx:yyyyy:zzzzzzzz”
xxxxxx The user name for the administrator account
yyyyy The password for the administrator account
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
“Connecting” (x page 256)
‘0’
0x30
‘0’
0x30
Control command
(ASCII string)
(CR)
0x0d
Data length 32 bytes 1 byte 1 byte Undened length 1 byte
f Example: Transmission of power supply status acquisition command (hash value is calculated from the user
name and password of the administrator account, and acquired random number)
“dbdd2dabd3d4d68c5dd970ec0c29fa6400QPW” (CR)