S
P
E
C
F
I
L
E
DLP™ Projector
PT-LW321
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.
Pin assignments and signal names
No. Signal name Description
No. Signal name Description
6
9
1
2
3
4
5
–
NC
6
7
8
9
–
NC
TXD
RXD
–
Send data
Receive data
NC
CTS
RTS
–
Connected internally
Connected internally
NC
1
5
GND
Ground
D-sub 9-pin (female) Serial input
Communication conditions (factory setting)
Signal level
Synchronization method
Baud rate
RS-232C-compliant
Start-stop synchronization
19,200 bps
None
Parity
Character length
Stop bit
8 bits
1 bit
X parameter
S parameter
None
None
Projector
PC (DTE)
Cable specifications
NC
NC
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
NC
NC
NC
NC
NC
NC
As of August 2013
9 / 1 2
SFD13M010-1
PACELEADER [ PACELEADER INDUSTRIAL ]
