00_NS-P270/276_UB.
00_NS-P270/276_UB.book Page i Friday, December 2, 2005 4:36 PM IMPORTANT SAFETY INSTRUCTIONS 1 Read these instructions. 2 Retain these instructions. 3 Heed all warnings. 4 Follow all instructions. CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
00_NS-P270/276_UB.book Page ii Friday, December 2, 2005 4:36 PM FCC INFORMATION (for US customers) 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.
00_NS-P270/276_UB.book Page iii Friday, December 2, 2005 4:36 PM Precautions 1 To assure the finest performance, please read this manual carefully. Keep it in a safe place for future reference. 2 Install the speakers in a cool, dry, clean place – away from windows, sources of heat, sources of excessive vibration, dust, moisture or cold. Avoid sources of electrical humming (e.g., transformers and motors). To prevent fire or electric shock, do not expose the speakers to rain or water.
00_NS-P270/276_UB.book Page 1 Friday, December 2, 2005 4:36 PM • VOLTAGE SELECTOR (For China, Korea, Asia and General models) The voltage selector switch on the rear panel of this unit must be set for your local main voltage BEFORE plugging this unit into the AC main supply. Voltages are 110-120/220-240 V AC, 50/60 Hz. Table of contents Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . .
00_NS-P270/276_UB.book Page 2 Friday, December 2, 2005 4:36 PM Introduction Thank you for choosing a YAMAHA NS-P270 or NS-P276 Home Cinema 5.1/6.1 Channel Speaker System. Each of these systems includes the following speakers: • NX-E270 The NX-E270 are full-range acoustic-suspension speakers. Each system includes two (2) front and two (2) surround speakers. In addition, the NS-P276 system includes an additional NX-E270 that serves as a surround back speaker.
00_NS-P270/276_UB.book Page 3 Friday, December 2, 2005 4:36 PM Setting up the speakers Before you connect the speakers, place each speaker in its respective location. Speaker positioning is very important as it affects the overall sound quality of the system. Place the speakers in locations that will optimize the sound quality at your listening position. Refer to the illustration below.
00_NS-P270/276_UB.book Page 4 Friday, December 2, 2005 4:36 PM Positioning the center speaker (NX-C270) Positioning the subwoofer (SW-P270) Place the center speaker precisely between the front speakers, facing directly forward. You can place the center speaker on top of a TV (if the top of the TV is flat), on the floor beneath the TV, or in an entertainment center. Be sure to place the speaker in a stable location.
02_UB_main_E.fm Page 5 Monday, December 5, 2005 11:02 AM Mounting the front and surround speakers Installing the speakers on commercially available speaker stands: You can place the front and surround speakers (and surround back speaker in an NS-P276 system) on a shelf or rack, set them on the floor, or mount them on a wall or speaker stand. You can mount the front, surround, and surround back speakers on a speaker stand.
00_NS-P270/276_UB.book Page 6 Friday, December 2, 2005 4:36 PM Connections Caution: Plug the power cables for the subwoofer and other audio/video components into an AC outlet only after you complete all other connections. Basic connection example Front speakers Right Left Surround speakers Right Left Note: The rear panel of various amplifiers may differ in appearance.
00_NS-P270/276_UB.book Page 7 Friday, December 2, 2005 4:36 PM Connecting speaker cables Keep the speaker cables as short as possible. Do not bundle or roll up excess cable. If the connections are faulty, you will hear no sound from the speakers. Before connecting the cables: Remove a small amount (about 10 mm) of insulation coating from the end of each speaker cable. Good Not Good One side of the included speaker cable is marked with a broken white line; the other side is unlined.
00_NS-P270/276_UB.book Page 8 Friday, December 2, 2005 4:36 PM Using the subwoofer (SW-P270) 1 Rear panel 2 Pre-adjusting the subwoofer volume Before you use the subwoofer, first adjust the volume balance between the subwoofer and the front speakers by following the procedure below. VOLUME 1. Set the VOLUME control to minimum (0). 2. Turn on the power to all other components. 3. Press the POWER switch to the ON position. 3 INPUT The power indicator on the rear panel lights up in green.
00_NS-P270/276_UB.book Page 9 Friday, December 2, 2005 4:36 PM Advanced YAMAHA Active Servo Technology (on the SW-P270) The theory behind YAMAHA Active Servo Technology is based on two factors: the Helmholtz resonator and negative-impedance drive. Active Servo Processing speakers reproduce the bass frequencies through an “air woofer,” which is a port or opening in the speaker’s cabinet. This opening is used instead of, and performs the functions of, a woofer in a conventionally designed speaker system.
00_NS-P270/276_UB.book Page 10 Friday, December 2, 2005 4:36 PM Troubleshooting Refer to the chart below if the unit does not function properly. If the problem you are experiencing is not listed, or if the instructions fail to help you resolve the problem, disconnect the power cord and contact your authorized YAMAHA dealer or service center. Problem Cause What to Do No sound. Speaker cables are not connected securely. Connect the speaker cables securely. Sound level is too low.
00_NS-P270/276_UB.book Page 11 Friday, December 2, 2005 4:36 PM Specifications Frequency characteristics The following graph displays the frequency characteristics of the SW-P270 subwoofer. The following graph displays the frequency characteristics of the SW-P270 subwoofer combined with NX-E270 speakers. 100 dB 100 dB 90 90 80 80 VOLUME 70 70 SW-P270 60 60 50 50 NX-E270 40 40 20 50 100 200 500 Hz 20 50 100 200 500 Hz NX-E270/NX-C270 SW-P270 Type .........
00_NS-P270/276_UB.book Page 12 Friday, December 2, 2005 4:36 PM © 2006 YAMAHA YAMAHA YAMAHA YAMAHA YAMAHA YAMAHA YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE., BUENA PARK, CALIF. 90620, U.S.A. CANADA MUSIC LTD. 135 MILNER AVE., SCARBOROUGH, ONTARIO M1S 3R1, CANADA ELECTRONIK EUROPA G.m.b.H. SIEMENSSTR. 22-34, 25462 RELLINGEN BEI HAMBURG, GERMANY ELECTRONIQUE FRANCE S.A. RUE AMBROISE CROIZAT BP70 CROISSY-BEAUBOURG 77312 MARNE-LA-VALLEE CEDEX02, FRANCE ELECTRONICS (UK) LTD.