Boston Acoustics LCAi220 manuale d’uso

L CAi220 Local Contr ol Amplifier[...]

LCAi220 Important Safety Instructions This symbol found on the apparatus indicates hazards arising fr om dangerous voltages. This symbol found on the apparatus indicates the user should read all safety statements found in the user manual. W W A A R R N N I I N N G G ! ! T o reduce the risk of fir e or electric shock, do not expose this product to r[...]

Local Contr ol amplifier LCAi220 Thank you Thank you for selecting a Boston Acoustics LCAi220 Local Control amplifier . Y our LCAi220 has been designed to deliver years of music, enjoyment, and satisfaction. Please keep your manual in a safe place in case you need to refer to it at a later date. Our Installation Considerations ar e a guide for thos[...]

Intr oduction LCAi220 The LCAi220 is an in-wall local zone amplifier that switches between a central audio source (whole house audio) and a local source (TV , CD player , etc.). In the standby mode, the local speakers are amplified by a centrally located distribution amplifier . When an input signal is detected from either the local high level, low[...]

Installation Considerations Choosing Installation / Mounting locations Convenience, décor , safety requir ements, installation ease, and performance ar e all factors when considering location choices. Choose locations that work best for the r oom and its use. Examples of convenient locations include; behind a wall mounted TV , lower section of a w[...]

Powering the LCAi220 A 16VDC power supply is included for powering the the LCAi220. There ar e two separate connection points for powering the LCAi220; a front mounted connection for local powering of the LCAi220 and a rear mounted connection for central powering of the LCAi220. It is only necessary that you connect power to one of the connections.[...]

6 New Home Construction Precautions T he wiring and installing of in-wall electronics and devices is easier when the walls ar e free of insulation, prior to the drywall being applied. It is important that precautions ar e taken to avoid system failures. It is r ecommended that when wiring your open walls that you are awar e of the potential hazards[...]

SPEAKER OUT S PEAKER IN 1 6V DC IN S UB OUT + + + + - - - - + - + - 1 2V Trigge r / V ideo Pass Through 1 2V Trigge r / V ideo In TV (local source) LCAi220 (external connections) LCAi220 (in-wall connections) Local Speakers Central Music Source (Room 2 output) 16VDC Power Supply (Included w/LCAi220) Powe red Subwoofer (optional) System 1; Simple Co[...]

8 System Diagrams (cont.) S PEAKER OUT SPEAKER IN 1 6V DC IN S UB OUT + - - + + + - - + - + - 1 2V Trigge r / V ideo Pass Through 1 2V Trigge r / V ideo In TV (local source) LCAi220 (external connections) LCAi220 (in-wall connections) Local Speakers 16VDC Power Supply (Included w/LCAi220) R VC90i V olume Cont rol LCApi (Included w/LCAi220) Powe red[...]

9 System Diagrams (cont.) S PEAKER OUT SPEAKER IN 1 6VDC IN S UB O UT + - - + + - - + + - + - 1 2V Trigge r / V ide o Pass Through 1 2V Trigge r / V ideo In SPEAKER OUT SPEAKER IN 1 6V D C IN S UB O UT + - + - 1 2V Trigge r / V ide o Pass Through 1 2V Trigge r / V ideo In SPEAKER OUT SPEAKER IN 16V D C IN S UB O UT + - + - 1 2V Trigge r / V ide o P[...]

Installation Instructions Installing / Rear Connections 1. Pr ewir e. Run the speaker wires fr om the receiver / amplifier and the power wir es (if applicable) to the junction box and the speaker wires fr om the junction box out to the local speakers. (Figure #1) Tip: Label the speaker/power wires to simplify connect- ing the wiring later 2. Instal[...]

Figure #5 11 Figure #6 Installing / Rear Connections (cont.) 5. Install the LCAi220 into the junction box bottom first. Proceed slowly making sure not to pinch any of the wires. (Figur e #5) 6. Fasten the LCAi220 to the bracket using the four 1 ⁄ 4 -inch (7mm) screws. (Figure #6) 7. Install the faceplate label to the LCAi220. (Figure #7) Figure #[...]

12 Connection Instructions Front Connections 1. Connect the local sour ce to either the Left and Right RCA Inputs (Figur e #1) or to the High Level In speaker level inputs (Figure #2). Note: Do not connect wires to both the RCA and High Level inputs. 2. If used, connect the local sour ce trigger to the 12V T rigger / Video In (Figure #3). 3. If use[...]

Set Up Instructions Central Music System Configuration Adjust the levels for the central music system. If an in-wall volume control is used, follow its instructions for configuration before continuing. If a volume control is not used, start with the volume on the central music system low , and turn it up until a comfortable volume level is achieved[...]

14 12V Trigge r / V ide o Pass Through 12V Trigge r / V ideo In A B C D E 12V Trigge r / V ide o Pass T hrough 12V Trigge r / V ideo In A C B D E F A. Local source LED B. Power LED C. Selectable highpass for local speakers D. Fault LED E. Input level adjustment F . F5A Fuse Front Contr ols Diagram Adjusting the Input Once the audio level from the c[...]

T r oubleShooting Guide Problem Cause Solution No Power • Local power supply is off or d isconnected • Central power supply is off or disconnected • Check / connect local power s upply • Check / connect central power supply and rear connection to L CAi220 N o Sound • Speaker wires are disconnected • V olume is adjusted too low • Sourc[...]

If Service Seems Necessary First, contact the dealer from whom you pur chased the LCAi220. If that is not possible, write to: Boston Acoustics, Inc. Attn: Parts and Service 300 Jubilee Drive Peabody , MA 01960 U.S.A. Or contact us via e-mail at: support@bostonacoustics.com We will pr omptly advise you of what action to take. If it is necessary to r[...]

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Boston, Boston Acoustics, and the Boston Acoustics logo ar e registered trademarks of Boston Acoustics, Inc. Specifications are subject to change without notice. © 2005 Boston Acoustics, Inc. 300 Jubilee Drive Peabody , MA 01960 U.S.A. 978.538.5000 www .bostonacoustics.com 042-002262-1[...]