| N When the input rate is recognized as 270 Mbps, |
| 1.485 Gpbs, or 2.97 Gbps, the output is |
| recognized rate. |
| N Outputs 1 and 2 simultaneously output identical signals. |
D | |
| captive screw connector to this port for bidirectional |
| communication. Wire the connectors as shown in the following |
| figure. |
Switcher
Tx Rx 
Ground
Transmit
Receive
Computer
5 1
9 6
DB9 connector (female)
pinout to control equipment
Pin | Function | ||
1 | — | — | |
|
|
|
|
2 | RX |
| Receive data (+) |
3 | TX |
| Transmit data |
4 | — |
| — |
5 | Gnd | Signal ground | |
6 | — | — | |
7 | — | — | |
8 | — | — | |
9 | — | — | |
RS-232 connector wiring
This port has the following
•9600 baud
•1 stop bit
•No parity
•8 data bits
See chapter 3, “Serial Communication,” for Simple Instruction Set (SIS) commands to communicate with the switcher via
SW4 3G |