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Dynaudio BM9S User Manual

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Operation
8
Dynaudio Acoustics BM9S
Connecting loudspeakers
If your source provides bass management, you can use the BM9S LFE input alone in 
LFE or SLAVE mode, depending on the management system capabilities. Avoid 
double processing if possible.
Connecting speakers
1. Connect the subwoofer as explained in “Connecting a single subwoofer” on 
2. From the Subwoofer SAT/SUB OUT connect a XLR cable to the inputs of the 
power amplifier you use for your speakers.
Operation
Switching the subwoofer on/off (POWER ON/OFF)
Once you have ensured yourself that all necessary connections have been made, the 
subwoofer and the connected components can be switched on. 
X Switch the subwoofer ON with the main POWER switch on the rear panel.
The status LED on the rear of the subwoofer will light up red.
Automatic mode
After switching on the BM9S is in automatic mode:
•
When a music signal is detected, the internal amplifier is activated automatically. 
The status LED on the back of the subwoofer will light up green. 
As long as a music signal is available on the subwoofer’s input, it will remain 
switched on.
•
After 15 to 20 minutes of not sensing any input music signal, the subwoofer will 
switch itself to Standby mode automatically.
The status LED on the back of the subwoofer will light up red
Note:
•
The signals connected to the inputs are provided at the Slave OUT for connecting 
another subwoofer. See page 7 to learn more about connecting multiple 
subwoofers.
LFE
Stereo
To power amplifier
or active speakers
Note:
X To switch the subwoofer completely off, set the main POWER switch to the OFF 
position.