Instruction/ maintenance manual of the product YST-SW515 Yamaha
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YST-SW515 Subwoofer System UB OWNER’S MANUAL YST-SW515_UB.book Page 1 Wed nesday, Aug ust 4, 2004 6:22 PM.
i IMPOR T ANT SAFETY INSTR UCTIONS 1 Read these instructions. 2 Keep these instructions. 3 Heed all warnings. 4 Follow all instructions. 5 Do not use this a ppar atus near water. 6 Clean only with dry cloth. 7 Do not block any ventilat ion openings. Install in accordance with t he manuf acturer’s in structions.
ii W e W ant Y ou Listening For A Lifet ime YAMAHA and the Electronic Industries Association’s Consumer Electronics Group want you to get the most out of your equipment by playing it at a safe level.
iii Thank you for selecting this YAMAHA subwoofer system. Please read the followi ng operating precautions before use. YAMAHA will not be held resp onsible for any damage and/or injury caused by not following the cau tions below. • To assure the finest perfo rmance, please r ead this manual carefully.
1 • VOLTAGE SELECTOR (China, Korea, Asia an d General models only ) 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 110/120/220/230-240 V AC, 50/60 Hz.
2 • This subwoofer system em ploys Advanced Yamaha Active Servo Technol ogy II which Yamaha has developed for reproducing higher quality super-bass sound. (Refer to page 14 for details on Advanced Yamaha Active Servo Tec hnology II.) This super-bass sound adds a more realistic , theater-in-the-home effect to your stereo system.
3 ( : subwoofer, : front speaker) One subwoofer will have a good effect on your audio system, however, the use of two subwoofers is recommended to obtain more effect. If using one subwoofer, it is recommended to place it on the outside of either the right or the left front speaker.
4 Choose one of the following two connecting method s that is more suitable for your audio system. ■ Choose (pages 4-5) if your amplifier has line output (pin jack) terminal(s) ■ Choose (pages 6-7.
5 CONNECTIONS ■ Using one subwoofer ■ Using two subwoofers Subwoofer Amplifier To AC outlet Mono pin cable (not included) Audio pin cable (not included) Amplifier To AC outlet To AC outlet Mono pin cable(not included) Mono pin cable (not included) Subwoofer Subwoofer YST-SW515_UB.
6 CONNECTIONS Select this method if your amplifier ha s no line output (pin jack) terminal. If y our amplifier has two sets of fr ont speaker output terminals and both terminals ca n output sound signals sim ultaneously .
7 CONNECTIONS If y our amplifier has only one set of fr ont speaker output terminals. Connect the speaker output terminals of the amplifier to the INPUT1 terminal s of the subwoofer, and conn ect the OUTPUT terminals of the subwoof er to the front speakers.
8 CONNECTIONS For connection, keep the sp eaker cables as short as possible. Do not bundle or roll up the excess part of the cables. If the connections are faulty, no sound will be heard from the subwoofer or the speakers, or both of them. Make sure that the + and – polarity markings of the speaker cables are observed and set correctl y.
9 1 Power indicator Lights up in green while the subwoofer is on. Lights up in red while the subwoofer is set in the standby mode by the operation of the automatic power- switching function.
10 CONTROLS AND THEIR FUNCTIONS 8 OUTPUT (TO SPEAKERS) termina ls Can be used for connecti ng to the main speakers. Signals from the INPUT1 termi nals are sent to these terminals. (Refer to “CONNECTIONS” for details.) 9 INPUT1 (FROM AMPLIFIER) terminal s Used to connect the subwoofer with the speaker terminals of the a mplifier.
11 This function automatic ally switches th e unit between standby and p ower-on modes. The subwoofer automatically places itself in standby mode if it does not receive an input signal for 7 or 8 minutes.
12 Before using the subwoofer, adjust the subwoofer to obtain the optimum volume and tone balance between the subwoofer and the front speakers by followi ng the procedures described below. 1 Set the VOLUME control to minim um (0). 2 Turn on the power of all the other components.
13 ADJUSTING THE SUBWOOFER BEFORE USE This subw oofer’ s frequency cha racteristics The figures below show the optimum adjustment of each co ntrol and the frequency characteristics when this subwoofer is combined with a typical front spea ker system.
14 In 1988, Yamaha brought to the marketplace speaker systems utilizing YST (Yamaha Active Servo Technology) to give powerful, high qual ity bass reproduction. This technique uses a di rect connection between the amplifier and speaker, allowing accura te signal transm ission and precise speaker control.
15 Refer to the chart below when this unit does not function p rope rly. If the problem you are expe riencing is not listed below or if the instructions given below do not help, disconnect the power cord and contact your authoriz ed YAMAHA dealer or service center.
Type ..... ..... Advanced Yamaha Active Servo Technology Driver ........... ........... ............. .....25 cm (10”) cone woofer Magnetic shielding type Amplifier Output (100 Hz, 5 ohms, 10% THD) ...................................................
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If you already are a holder of Yamaha YST-SW515, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Yamaha YST-SW515.
However, one of the most important roles played by the user manual is to help in solving problems with Yamaha YST-SW515. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yamaha YST-SW515 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
