Adtec EN-91 - DB15-M Analog Audio Input Pinout

Appendix C - DB15-M Analog audio input
pinout
Pin Signal
1 Channel 0 left +
2 No Connection
3 Channel 0 Right -
4 Channel 1 left +
5 No Connection
6 Channel 1 right -
7 Ground
8 No Connection
9 Channel 0 left -
10 Channel 0 right +
11 No Connection
12 Channel 1 left -
13 Channel 1 right +
14 No Connection
15 Ground