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LB20 Premium Subwoofer
5.3.2
Stereo operation
The amplifier, the subwoofer, and the speakers are wired for STEREO operation. It is highly
advisable to support the unit while these connections are being made. Connect all wires to
the speaker at the back terminal plate observing proper polarity of the connections. After all
connections are made test the complete system operation.
Both options shown are using 8 ohm speakers.
A: STEREO/MONO switch set to stereo.
B: HI-PASS 4 OHM/8 OHM switch set to 8 ohm.
Figure 5.3: Stereo configuration 1
Bosch Security Systems B.V.
Fault
Signal/Clip
CH1 CH2 CH3
CH4
A
B
Installation manual
Wiring | en
21
2018.07 | 02 | F.01U.345.356
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