Control Commands Via Lan - Panasonic PT-LMZ460 Operating Instructions (Functional Manual)

Control commands via LAN

You can also control via the <LAN> terminal by using the control command format via the <SERIAL IN> terminal.
For examples of the available commands, refer to "Control command" (x page 152).
Note
f Setting the password of the administrator account is required (x page 100) for sending and receiving the commands via LAN.
When connecting in protected mode
Connection method
This is the connection method when [NETWORK] menu → [NETWORK SECURITY] → [COMMAND PROTECT]
is set to [ENABLE].
1) Obtain the IP address and port number (Initial set value = 1 024) of the projector and make a request
for 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 No. Obtain from the [NETWORK] menu → [NETWORK CONTROL] → [COMMAND PORT].
2) Check the response from the projector.
Data section
Command "NTCONTROL"
example (ASCII string)
Data length
f Mode : 1 = Protect mode
f Example: Response during protect mode (random number section is undefined value)
"NTCONTROL 1 23181e1e" (CR)
3) Generate a 32-byte hash value from the following data using MD5 algorithm.
f "xxxxxx:yyyyy:zzzzzzzz"
xxxxxx
User name of the administrator account
yyyyy Password of the administrator account
zzzzzzzz 8-byte random number obtained in Step 2)
Command data format
It is the data format used for sending and receiving commands.
r Transmitted data
Hash value
Command
"Connection method"
example
(x page 148)
Data length 32 bytes
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)
148 - ENGLISH
Chapter 7 Appendix - Technical information
Blank
' '
0x20
9 bytes 1 byte
Header
'0'
0x30
1 byte
Mode Blank Random number section
'1' ' '
(ASCII code hexadecimal
0x31 0x20
1 byte 1 byte
'0' Control command
0x30
1 byte Undefined length
Termination symbol
"zzzzzzzz"
number)
8 bytes
Data section Termination symbol
(ASCII string)
(CR)
0x0d
1 byte
(CR)
0x0d
1 byte