ALPHARD DB-3012R D1 Subwoofer Owner’s Manual
Learn the safety instructions & proper use of your ALPHARD DB-3012R D1 subwoofer with this user manual. Avoid accidental damage & follow installation precautions for D2 DB-3015R D1, D2 DB-3512R D1-D2, DB-3012R D1, DB-3012R D1 Subwoofer, DB-4515R D1-D2 subwoofers.