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.
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If any liquid such as water seeps into the device, turn off the power immediately and unplug the power cord from the AC outlet. Then have the device inspected by qualified Yamaha service personnel. • Never insert or remove an electric plug with wet hands.
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Air blowing out of the bass reflex ports is normal, and often occurs when the speaker is handling program material with heavy bass content. Yamaha cannot be held responsible for damage caused by improper use or modifications to the device, or data that is lost or destroyed.
PA devices. The MSR250 faithfully reproduces sound for a wide range of applications. Please read this manual thoroughly to make the best use of the MSR250 for the longest possible period of time. Keep the manual in a safe place for future reference.
NOTE: The volume of each speaker will be virtually the same when the LEVEL controls for the second and subsequent units are set to their nominal positions. MSR250 Owner’s Manual ■ Connecting a microphone and other sources directly LINE OUT...
Tripod pole diameter 35-36 2-M8 x 25 * Use of the stand should refer to stand manufacturer's instructions. MSR250 Owner’s Manual ■ Amp. Unit Maximum Output Power ... 200 W at 1 kHz, THD=1%, Speaker Crossover Frequency... 4.0 kHz (LF: 12dB/oct,...
(CH2/3) [–20 +20dBu] * Specifications and descriptions in this owner’s manual are for information purposes only. Yamaha Corp. reserves the right to change or modify products or specifications 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.
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For details of products, please contact your nearest Yamaha representative or the authorized distributor listed below. NORTH AMERICA CANADA Yamaha Canada Music Ltd. 135 Milner Avenue, Scarborough, Ontario, M1S 3R1, Canada Tel: 416-298-1311 U.S.A. Yamaha Corporation of America 6600 Orangethorpe Ave., Buena Park, Calif. 90620, U.S.A.