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DLP
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Projector
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PT-
LX271
As of August 2013
SFD13M014-1
Serial connector
The serial connector complies with RS-232C. To control the projector from a personal computer, com-
mands must be input through communication software, based on the format and satisfying the commu-
nication conditions shown below.
Communication conditions (factory setting)
Pin assignments and signal names
6
1
5
9
D-sub 9-pin (female) Serial input
Description
NC
Send data
Receive data
NC
Ground
Signal name
–
TXD
RXD
–
GND
No.
1
2
3
4
5
Description
NC
Connected internally
Connected internally
NC
Signal name
–
CTS
RTS
–
No.
6
7
8
9
Signal level
Synchronization method
Baud rate
Parity
Character length
Stop bit
X parameter
S parameter
RS-232C-compliant
Start-stop synchronization
19,200 bps
None
8 bits
1 bit
None
None
Cable specifications
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
PC (DTE)
Projector
NC
NC
NC
NC
NC
NC
NC
NC
