Panasonic PT-EX620, Operating Instructions Manual

Page: 149 / 164

Chapter 7 Appendix — Technical information
ENGLISH - 149
Attention
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The projector cuts off the network connection automatically after transmitting the command (the received data). This function is used to
implement the security policy for the protection against unauthorized operation of the projector by a malicious third party. If you want to
transmit the commands continuously, transmit the commands every time after network connection is established upon request.
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Error response
String Details
Termination
symbol
Message
“ERR1” Undefined control command
(CR)
0x0d
“ERR2” Out of parameter range
“ERR3” Busy state or no-acceptable period
“ERR4” Timeout or no-acceptable period
“ERR5” Wrong data length
“ERRA” Password mismatch
Data length 4 bytes ― 1 byte
When web control administrator rights password is not set (Non-protect mode)
Attention
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The non-protect mode should be used in the closed system that only the network administrator can access. Please use the protect mode
only in the intranet that may be accessed by third parties.
Connecting
1) Obtain the IP address and the port number (Initial set value = 1024) of the projector and request for a
connection to the projector.
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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] menu → [NETWORK STATUS]
Port number
Obtain from the main menu → [NETWORK] menu → [NETWORK CONTROL] → [COMMAND PORT]
2) Check the response from the projector.
Data section Blank Mode
Termination
symbol
Command
example
“NTCONTROL”
(ASCII string)
‘ ’
0x20
‘0’
0x30
(CR)
0x0d
Data length 9 bytes 1 byte 1 byte 1 byte
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Mode: 0 = Non-protect mode
Command transmission method
Transmit using the following command formats.
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Transmitted data
Header Data section
Termination
symbol
Command
example
‘0’
0x30
‘0’
0x30
Control command
(ASCII string)
(CR)
0x0d
Data length
1 byte 1 byte Undefined length 1 byte
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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 Undefined length 1 byte