Pin Layout And Signal Names For Serial Connector; Communication Settings; Basic Format - Panasonic PT-LC75U Service Manual

5.2. Pin Layout and Signal Names for SERIAL Connector

Pin No Signal Name
1 ---
2 TXD
3 RXD
4 ---
5 GND
6 DSR
7 CTS
8 RTS
9 ---

5.3. Communication Settings

Signal Level
Sync. method
Baud rate
Parity
Character length
Stop bit
X parameter
S parameter

5.4. Basic Format

The data sent from the PC to the projector is transmitted in the format shown below.
Contents
NC
Transmit data
Receive data
NC
Ground
Connected internally
NC
Conforms
to
RS-232C
standard
Contents
Asynchronous
9 600 bps
None
8 bits
1 bit
Not used
Not used
9
Description
Synchronizes every 1 character
bits)
Data transfer speed
Error detection method
Number of bit composing 1 character
Uses stop bit when asynchronous
method