Omega Speaker Systems OME-DB-889D - Manual (Page 10)

2.3 Pin Assignment
The OME-DB-889D provides two 37pin D-Sub connector & two 20-pin flat
cable connector. The CN1, CN2 D-sub connector is analog output link to analog input
connector of OME-A-82X series multi-function card & cascaded another
OME-DB-889D. The CN3, CN4 is digital control multiplex & gain setting link to
digital output connector of OME-A-82x series multi-function card .
CN1 , CN2
Note:
CN3 , CN4
AO_n : analog output channel n
A.
GND : Analog ground
Note
OME-DB-889D User’s Manual 8