•Projector input port name: RS-232C
<At the projector> <At the computer>
<At the projector> (PC serial cable) <At the computer>
Signal Name Function
GND Signal wire ground
TD Transmit data
RD Receive data
DSR Data set ready
DTR Data terminal ready
Communications protocol
•Default baud rate setting: 9600 bps
•Data length: 8 bit
•Parity: None
•Stop-bit: 1 bit
•Flow control: None
ESC/VP21 Commands91