Pin No Signal Name Contents
3 RXD Receive data
4 GND Ground
5 TXD Transmit data
1 ---
2 --- Connected internally
6 ---
7 --- NC
8 --- NC
6 Using the SERIAL Connector
The serial connector which is on the back connector panel of the projector conforms to RS-232C standard. This projector can
be controlled by a PC which is connected as shown in "6.1. Connection".
For controlling this projector by a PC, requires communication software on the market, and inputs control commands according
to communication settings and basic format below.
6.1. Connection
Note:
Use a proper communication cable which is suitable for the PC to connect the optional serial adapter, which is connected with
SERIAL connector of this projector, and the PC.
6.2. Pin Layout and Signal Names for SERIAL Connector
6.3. Communication Settings
Signal Level Contents Description
Sync. method Asynchronous Synchronizes every 1 character (8 bits)
Baud rate Conforms to 9 600 bps Data transfer speed
Parity RS-232C None Error detection method
Character length standard 8bits Number of bit composing 1 character
Stop bit 1bit Uses stop bit when asynchronous method
X parameter Not used
S parameter Not used
10
PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA