User manual YAMAHA YST-SW45

[. . . ] UCA YST -SW45 Active Servo Processing Subwoofer System Caisson de grave avec asservissement actif OWNER'S MANUAL MODE D'EMPLOI SAFETY INSTRUCTIONS 9 CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Heat ­ The unit should be situated away from heat sources such as radiators, stoves, or other appliances that produce heat. 10 Power Sources ­ The unit should be connected to a CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. power supply only of the type described in the operating instructions or as marked on the unit. 11 Power-Cord Protection ­ Power-supply cords should be · Explanation of Graphical Symbols The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert you to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. routed so that they are not likely to be walked on or pinched by items placed upon or against them, paying particular attention to cords at plugs, convenience receptacles, and the point where they exit from the unit. 12 Cleaning ­ The unit should be cleaned only as recommended by the manufacturer. 13 Nonuse Periods ­ The power cord of the unit should be The exclamation point within an equilateral triangle is intended to alert you to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. unplugged from the outlet when left unused for a long period of time. 14 Object and Liquid Entry ­ Care should be taken so that objects do not fall into and liquids are not spilled into the inside of the unit. 1 2 3 4 5 Read Instructions ­ All the safety and operating instructions should be read before the unit is operated. Retain Instructions ­ The safety and operating instructions should be retained for future reference. Heed Warnings ­ All warnings on the unit and in the operating instructions should be adhered to. [. . . ] 6 Controls and their functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Adjusting volume . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Advanced YAMAHA Active Servo Technology . . . . . . . . . 12 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 English FEATURES · This subwoofer system employs Advanced YAMAHA Active Servo Technology which YAMAHA has developed for reproducing higher quality super-bass sound. (Refer to page 12 for details on Advanced YAMAHA Active Servo Technology. ) This super-bass sound adds a more realistic, theaterin-the-home effect to your stereo system. · This unit can be added easily to your existing audio system by connecting to either the speaker terminals or the line output (pin jack) terminals of the amplifier. · For the effective use of this unit, this unit's super-bass sound must be matched to the sounds of your main speakers. You can create the best sound quality for various listening conditions by using the HIGH CUT control. (Cut the excessive wire, if necessary. ) If the connections are faulty, no sound will be heard from the speakers. Make sure that the polarity of the speaker wires is correct, by observing + and ­ markings. If these wires are reversed, the sound will be unnatural and will lack bass. Do not let the core of the speaker wires touch each other and do not let them touch the metal parts of this unit as this could damage this unit, your amplifier and/or speakers. * Banana Plug connections are also possible (except for U. K. Simply insert the Banana Plug connector into the corresponding terminal. How to Connect: Red: positive (+) Black: negative (­) 1 Unscrew the knob. 5 mm (1/4") insulation from the speaker wires. ] 3 Tighten the knob to secure the wire firmly. 7 CONNECTING TO LINE OUTPUT (PIN JACK) TERMINALS OF THE AMPLIFIER · Connect the main speakers to the speaker output terminals of the amplifier. · Amplifier line output terminals are generally labeled PRE OUT or SUBWOOFER OUT. · To connect with a YAMAHA DSP amplifier, connect the SUBWOOFER (or LOW PASS etc. ) terminal on the rear of the DSP amplifier to either the left (L) or right (R) INPUT 2 terminal. Using one unit Left speaker This unit OUTPUT TO SPEAKERS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY Right speaker INPUT2 AUTO STANDBY LOW HIGH OFF FROM AMPLIFIER INPUT1 LOW HIGH OFF POWER ON OFF FROM AMPLIFIER INPUT1 To AC outlet <YAMAHA DSP amplifier> SUBWOOFER Pin plug cords Amplifier <Amplifier> PRE OUT Using two units Left speaker OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY Right speaker LOW HIGH LOW HIGH OFF OFF FROM AMPLIFIER INPUT1 FROM AMPLIFIER INPUT1 Pin plug cords This unit OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY This unit OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY LOW HIGH LOW HIGH OFF FROM AMPLIFIER INPUT1 OFF FROM AMPLIFIER INPUT1 Amplifier POWER ON OFF POWER ON OFF To AC outlet To AC outlet Notes on the above connections · When connected to line output terminals of the amplifier, other speakers should not be connected to the OUTPUT terminals on the rear panel of the subwoofer. If connected, they will not produce sound. · When connecting this unit to a monaural line output terminal of the amplifier, connect to either the left or right INPUT 2 terminal. · For using a power amplifier and a preamplifier, the preamplifier must have two sets of PRE OUT terminals. [. . . ] The level of input signal is too low. The unit turns off (on standby) unexpectedly. The unit turns on unexpectedly. The level of input signal is too low. An influence of noise generated from external equipment etc. SPECIFICATIONS YST-SW45 Type . . . . . . . . . . . . . . . . Active Servo Processing Subwoofer System Speaker Unit . . . . . . . . . . . . . . . . . . . . [. . . ]