User manual YAMAHA YST-SW90

[. . . ] When not planning to use this unit for long periods of time (i. e. , vacation, etc. ), disconnect the AC power plug from the wall outlet. 8. To prevent lightning damage, disconnect the AC power plug when there is an electrical storm. 9. Since this unit has a built-in power amplifier, heat will radiate from the rear panel. Therefore, place the unit apart from the walls, allowing enough space above, behind and on the both sides of the unit to prevent fire and damage. [. . . ] · This unit can be connected to either the speaker terminals or the line output (pin jack) terminals of the amplifier. Choose one of the connections shown below according to your audio system. Refer also to the owner's manuals supplied for your audio system. CONNECTING TO SPEAKER TERMINALS OF THE AMPLIFIER Using one unit When your amplifier has one set of speaker terminals · Disconnect your main speakers from the amplifier if connected, and connect them to the speaker terminals of this unit. Illustrations of the unit used in this manual are of YST-SW160 unless mentioned otherwise. Right speaker OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS Left speaker This unit FROM AMPLIFIER INPUT1 OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS LOW HIGH NOM REV MOVIE MUSIC OFF LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF Amplifier POWER ON OFF To AC outlet Speaker terminals When your amplifier has two sets of speaker terminals This unit OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 POWER ON OFF OFF Right speaker To AC outlet Left speaker Amplifier Speaker terminals A B (Both A and B speaker outputs must be ON. ) 4 English Using two units Disconnect your main speakers from the amplifier if connected, and connect them to the speaker terminals of this unit. Right speaker Left speaker OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS This unit LOW HIGH NOM REV MOVIE MUSIC LOW HIGH NOM REV MOVIE MUSIC This unit FROM AMPLIFIER INPUT1 OFF FROM AMPLIFIER INPUT1 OFF OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS LOW HIGH NOM REV MOVIE MUSIC LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF FROM AMPLIFIER INPUT1 OFF Amplifier POWER ON OFF POWER ON OFF To AC outlet Speaker terminals To AC outlet Connecting to this unit's OUTPUT/INPUT terminals For connections, keep the speaker wires as short as possible. (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. 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. 5 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 INPUT2 AUTO STANDBY PHASE BASS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS Right speaker LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 POWER ON OFF OFF 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 PHASE BASS OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS Right speaker LOW HIGH NOM REV MOVIE MUSIC LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF FROM AMPLIFIER INPUT1 OFF This unit OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS This unit OUTPUT TO SPEAKERS INPUT2 AUTO STANDBY PHASE BASS Pin plug cords LOW HIGH NOM REV MOVIE MUSIC LOW HIGH NOM REV MOVIE MUSIC FROM AMPLIFIER INPUT1 OFF FROM AMPLIFIER INPUT1 OFF POWER ON OFF POWER ON OFF Amplifier 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. · When connecting this unit to a monaural line output terminal of the amplifier, connect to either the left or right INPUT 2 terminal. * There may be a case that the power turns on unexpectedly by sensing noise from other appliances. * The level of low frequency input signal differs with each source, and each different part on the same source. This function is available only when the power of this unit is on (by setting the STANDBY/ON button Y to ON). ¤ AUTO STANDBY switch With this switch, you can activate the Automatic Standby function. * Change the setting of this switch only when the power of this unit is on standby (by setting the STANDBY/ON button to OFF). # PHASE switch Normally this switch is to be set to the REV (reverse) position. However, according to your speaker systems or the listening condition, there may be a case when better sound quality is obtained by setting this switch to the NOM (normal) position. Select the better position by monitoring the sound. < BASS switch YST-SW160 only By setting this switch to the MOVIE position, the bass sound in video software is well reproduced. By setting it to the MUSIC position, the bass sound in audio software is well reproduced. 7 ADJUSTING VOLUME Adjustment of the HIGH CUT control, the VOLUME control and the PHASE switch needs to be changed according to the main speakers, listening condition, source, etc. Front panel Rear panel PHASE YST-SW160 STANDBY/ON HIGH CUT VOLUME YST-SW90 STANDBY/ON HIGH CUT VOLUME NOM REV 40 Hz 140 Hz 0 10 50 Hz 150 Hz 0 10 3 1 2 3 4 5 5 1, 6 3 5 1, 6 7 Set the VOLUME control to minimum (0). Play any source and adjust the amplifier's volume control to the desired listening level. Adjust the HIGH CUT control according to the main speakers connected. Normally, set the control to the main speaker's rated minimum reproducible frequency*. [. . . ] 50 Hz­150 Hz (­24 dB/oct. ) Frequency Response . . . . . . . . . . . . . . . . . . . . . AC 110/120/220/240 V, 50/60 Hz (Adjustable with Voltage Selector) Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235 mm × 485 mm × 409 mm (9-5/16" × 19-1/8" × 16-1/8") Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 oz. ) * Design and specifications are subject to change without notice. 11 YAMAHA ELECTRONICS CORPORATION, USA 6660 ORANGETHORPE AVE. , BUENA PARK, CALIF. [. . . ]