The wire which is coloured BROWN must be connected to the termi- nal which is marked with the letter L or coloured RED. • This applies only to products distributed by Yamaha-Kemble Music (U.K.) Ltd. • Explanation of Graphical Symbols The lightning flash with arrowhead symbol...
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Installation Connect this unit’s power cord only to an AC outlet of the type stated in this Owner’s Manual or as marked on the unit. Failure to do so is a fire and electrical shock hazard. Do not allow water to enter this unit or allow the unit to become wet.
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1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product. 2. IMPORTANT: When connecting this product to accessories and/or another product use only high quality shielded cables.
Introduction Thank you for your purchase of the YAMAHA P7000S, P5000S, P3500S or P2500S power amplifier. These P-series amplifiers fully incorporate Yamaha’s renown technological expertise, and offer high reliability, rock-solid stability, and superb acoustic characteristics—all in a trim, 2U-sized package.
DC voltage is detected at the amplifier outputs. Also lights up for about three seconds at time of power-on, as the amp gets ready to operate. To provide protection, the unit will not output any sound from the speakers while this indicator is lit up.
FILTER switch is set to OFF. NOTE: This feature provides improved frequency reponse on speakers such as the YAMAHA S112 and S115. 3 INPUT jacks (Channels A, B) Two jack types are provided for each channel. Note that if you are using BRIDGE or PARALLEL mode, only the Channel A jacks are effective.
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4 STEREO/PARALLEL/BRIDGE switch Use this switch to select the operating mode. • STEREO mode Channels A and B operate independently (as with a conven- tional stereo amplifier). The Channel A input goes to the Chan- nel A output jacks, and the Channel B input goes to the Channel B output jacks.
Speaker Connections I Speaker impedance Speakers can be connected to the amplifier as shown below. Note that speaker impedance will vary according to the connection method and the number of speakers. Please be sure that your speakers Connection configurations for STEREO and PARALLEL modes When using 5-way binding post output jacks STEREO BRIDGE PARALLEL...
Note to users in the USA: Please use Class 3 wiring. (P7000S, P5000S) Please use Class 2 wiring. (P3500S, P2500S) Be sure that the bare wire ends do not jut out from the ter- minals and touch the chassis. The following shows how the cable should look when correctly attached.
Mounting in a standard EIA rack If you are mounting multiple power amplifiers in a rack, be sure to install ventilation panel(s) as shown below. Also be sure to use metal brack- ets (one on each side) to support the rear of each amplifer. Note: EIA stands for Electronic Industries Alliance.
Specifications and descriptions in this owner’s manual are for information purposes only. Yamaha Corp. reserves the right to change or modify products or spec- ifications at any time without prior notice. Since specifications, equipment or options may not be the same in every locale, please check with your Yamaha dealer.
I Block Diagram P7000S, P5000S P3500S, P2500S State variable Active filter CHANNEL A [BRIDGE] [PARALLEL] INPUT CHANNEL B State variable Active filter POWER POWER SW CHANNEL A Limiter Frequency [25 Hz-150 Hz] YAMAHA SPEAKER PROCESSING YAMAHA SPEAKER PROCESSING CHANNEL B...
Possible Cause A DC voltage of ±2 V or greater Consult your dealer or the was generated in the power nearest Yamaha service center. amplifier’s output circuit. Possible Cause A DC voltage of ± 2 V or greater Consult your dealer or the was generated in the power nearest Yamaha service center.
For details of products, please contact your nearest Yamaha representative or the authorized distributor listed below. Pour plus de détails sur les produits, veuillez-vous adresser à Yamaha ou au distributeur le plus proche de vous figurant dans la liste suivante.