Clear-Com Concert for Newsroom - Manual (Page 40)

40 Server Installation Guide
Pinout for Centronics 50 to RJ-45
Pin Description
Pin 1 Unassigned
Pin 2 Unassigned
Pin 3 Audio Output +
Pin 4 Audio Input +
Pin 5 Audio Input -
Pin 6 Audio Output -
Pin 7 Unassigned
Pin 8 Unassigned
Table 13: Centronics 50 to RJ-45