Grass Valley K2 System Guide v.7.2 - Manual (Page 233)

07 April 2010 K2 System Guide 233
RS-422 connector pinouts
The optional audio cable has connections as follows:
RS-422 connector pinouts
The K2 Summit Production Client RS-422 interface conforms to ANSI/SMPTE
207M-1997 standard (SMPTE 422).
Pinouts for the individual DB9 connectors are as follows:
Pin # Signal Description
1 GND Frame Ground
2 -TXD Differential Transmit Data (low)
3 +RXD Differential Receive Data (high)
4 GND Transmit Signal Common
5 NC Spare
6 GND Receive Signal Common
7 +TXD Differential Transmit Data (high)
8 -RXD Differential Receive Data (low)
9 GND Signal Ground
Female
1 5
9 6