This will ensure that you have an understanding of how to install the speaker for optimum performance. Commercial Speakers MC-615-70 A-615-70 Break-in Period Allow 10-15 hours of listening time to adequately break-in the speaker. As the speaker breaks-in, the driver suspension will loosen.
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Features The RBH Commercial speaker consist of two models, the MC-615-70 and the A-615- 70 Both models incorporate metal enclosures to reinforce bass frequencies allowing a deeper and more controlled bass response. Both models also utilize an acoustic suspension design and offer operation in either 8 Ohm or 70 volt modes.
The Removal Connector This connector detaches from the main housing of the speaker for ease in connecting the speaker wire. The bare wire must be inserted and securely fastened by tightening the screws. The connector has 4 terminals as shown in the diagram below. Positions 2 and 3 are inputs from either the amplifier or a previous speaker.
Voltage Selector As previously mentioned, the A-615-70 and MC-615- 70 can be used in a 70 volt system or as a standard 8 Ohm in-ceiling speaker The voltage selector knob allows you to properly set the speaker to 8 Ohm operation or to choose from 2, 4, 8, 16 and 32 Watt taps in 70 volt operation.
Installation IMPORTANT: This product must be installed in accordance with your local area’s building codes and regulations. This may require use of an additional support bracket, depending on the installation In this case, use the MBR-70 described below. SEISMIC TAB: For proper installation, the seismic tab MUST be secured to a secondary support in the event of failure of the primary support structure.
Troubleshooting Situation: Probable Cause: Solution: No sound from speakers Speaker wire not Make sure wire is connected connected at both the speaker and the amplifier observing proper polarity Speaker selector on Activate proper selector amplifier is not on on amplifier No sound from speaker Balance control on Place balance control in...
Your RBH Sound Commercial speaker is covered by a limited warranty against defects in materials and workmanship for a period of 25 years from the original date of purchase. This warranty is provided by the authorized RBH Sound dealer where the speaker was purchased. Warranty repair will be performed only when your purchase receipt is presented as proof of ownership and date of purchase.
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