Panasonic TQBH9003-6 User Manual

The serial connector which is on the side connector panel of the projector
conforms to the RS-232C interface specification, so that the projector can be
controlled by a personal computer which is connected to this connector.

NOTE:
B Use a proper communication

cable which is suitable for the
personal computer to connect the
serial connector and the personal
computer.

D-Sub9p (male)

Communication cable

SERIAL(female)

Computer

The data sent from the computer to
the projector is transmitted in the
format shown below.

NOTE:
B The projector can not receive the

command for 10 seconds after
the lamp is switched on. Wait 10
seconds before sending the
command.

B If sending multiple commands,

check that a response has been
received from the projector for
one command before sending the
next command.

B When a command which does

not require parameters is sent,
the colon (:) is not required.

B If an incorrect command is sent

from the personal computer, the
“ER401” command will be sent
from the projector to the personal
computer.

1

5

6

9

D-SUB 9-pin connector seen from
outside

Signal level

RS-232C

Asynchronous

Sync. method

Baud rate

Parity

9600 bps

None

Character length 8 bits

Stop bit

1 bit

X parameter

None

S parameter

None

STX Command : Parameter ETX

Start byte
(02h)

3 bytes

1 byte

1 byte–5 bytes

End byte

(03h)

#

NC

$

TXD

Transmitted data

%

RXD

Received data

&

NC

'

GND

(

DSR

)

CTS

Connected internally

*

RTS

NC

+