Epson EMP-7950 Manuel D’Utilisation
157
List of ESC/VP21 Commands
User’s Guide
Cable Layouts
* The [USB Type A] port (EMP-7950 only) cannot be used as a USB hub.
Serial connection
••••
Connector shape
: D-Sub 9-pin (male)
••••
Projector input
connector
connector
: Control (RS-232C)
<At computer>
<At projector> (PC serial cable) <At computer>
Signal
Function
GND
5
5
GND
GND Signal wire earth
RD
2
3
TD
TD
Transmit data
TD
3
2
RD
RD
Receive data
DTR
4
6
DSR
DSR Data set ready
DSR
6
4
DTR
DTR
Data terminal ready
<At projector>
USB connection
••••
Connector shape
: USB(type B)
<At projector>
<At computer>
(type B)