Omega Speaker Systems OME-DB-889D - Manual (Page 9)

Remote Gain Control
When the JP18 is set to “R”, it means Remote Gain Control is selected and the
gain is controlled by the digital signal of connector CN3 bit D4, D5, D6. The bit
pattern and related gain is illustrated as:
CN3
D6 D5 D4 Gain
0 0 0 0.5
0 0 1 1
0 1 0 5
0 1 1 10
1 0 0 50
1 0 1 100
1 1 0 500
1 1 1
1000
Local Gain Control
Sw1
1 2 3 4 Gain
ON ON ON OFF 0.5
ON ON OFF OFF 1
ON OFF ON OFF 5
ON OFF OFF OFF 10
OFF ON ON OFF 50
OFF ON OFF OFF 100
OFF OFF ON OFF 500
OFF OFF OFF OFF 1000
OME-DB-889D User’s Manual 7