Panasonic TQBJ0323-1 - Manual (Page 53)

References
ENGLISH  53
Technical Information (continued)
SERIAL TERMINAL
The serial connector which is on the connector panel of the projector conforms to the RS-232C interface
specifications. The projector can be controlled by a personal computer which is connected to this connector.
Connection
LAN SERIAL COMPUTER 1 IN
S-VIDEO S-VIDEO
IN
VIDEO IN AUDIO IN
1 2
AUDIO
OUT OUT
COMPUTER 2 IN
SERIAL
Pin assignments and signal names
① ⑤
⑥ ⑨
Pin No. Signal name Contents
① NC
② TXD Transmitted data
③ RXD Received data
④ NC
⑤ GND Earth
⑥ NC
⑦ RTS Connected internally
⑧ CTS
⑨ NC
Communication settings
Signal level RS-232C Character length 8 bits
Sync.method Asynchronous Stop bit 1 bit
Baud rate 9 600 bps X parameter None
Parity None S parameter None
Basic format
:
The data streaming from the computer will start with
STX, and proceed to Command, Parameter and end
with ETX.
You can add the required parameter.
NOTE:
The projector cannot receive any command for 10 seconds after the lamp is switched on. Wait for 10 seconds before sending •
the command.
For multiple commands, check the projector if the response has been sent for one command before sending the next •
command.
When a command which does not require parameters to be sent, the colon (:) is not required. •
If an incorrect command is sent from the personal computer, an ER401 command will be sent from the projector to the •
personal computer.
Computer
D-Sub 9-pin (male)
Serial
terminal
(female)
STX Command Parameter ETX
Start byte
(02 h)
1 byte End
(03 h)
3 bytes 1 bytes - 4 bytes