Owners Manual
Page 4
... radiation. If something drops into the YST port located on the rear panel. It might fall. Extremely loud playing of a movie soundtrack's low frequency, bass-heavy sounds or similarly loud popular music passages can damage this YAMAHA subwoofer system. YAMAHA will radiate from the rear panel. Furthermore... period (ie., vacation, etc.), disconnect the AC power plug from the turntable. • This unit may cause fire and bodily injury. YAMAHA shall not be damaged if certain sounds are continuously outputted, or when the stylus of a turntable touches the surface of a disc, reduce ...
... radiation. If something drops into the YST port located on the rear panel. It might fall. Extremely loud playing of a movie soundtrack's low frequency, bass-heavy sounds or similarly loud popular music passages can damage this YAMAHA subwoofer system. YAMAHA will radiate from the rear panel. Furthermore... period (ie., vacation, etc.), disconnect the AC power plug from the turntable. • This unit may cause fire and bodily injury. YAMAHA shall not be damaged if certain sounds are continuously outputted, or when the stylus of a turntable touches the surface of a disc, reduce ...
Owners Manual
Page 5
... the AC outlet 12 CONTROLS AND THEIR FUNCTIONS 13 AUTOMATIC POWER-SWITCHING FUNCTION 15 ADJUSTING THE SUBWOOFER BEFORE USE 16 Frequency characteristics 17 ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY 18 TROUBLESHOOTING 19 SPECIAL INSTRUCTIONS FOR U.K. Voltages are not suitable for your plug, proceed as a plug with bared flexible cord is hazardous ...
... the AC outlet 12 CONTROLS AND THEIR FUNCTIONS 13 AUTOMATIC POWER-SWITCHING FUNCTION 15 ADJUSTING THE SUBWOOFER BEFORE USE 16 Frequency characteristics 17 ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY 18 TROUBLESHOOTING 19 SPECIAL INSTRUCTIONS FOR U.K. Voltages are not suitable for your plug, proceed as a plug with bared flexible cord is hazardous ...
Owners Manual
Page 6
... output (pin jack) terminals of the amplifier. • For the effective use of the subwoofer, the subwoofer's super-bass sound should be matched to the sounds of pressing the STANDBY/ON button to turn the power on Advanced Yamaha Active Servo Technology.) This super-bass sound adds a more realistic, theater-in four horizontal...
... output (pin jack) terminals of the amplifier. • For the effective use of the subwoofer, the subwoofer's super-bass sound should be matched to the sounds of pressing the STANDBY/ON button to turn the power on Advanced Yamaha Active Servo Technology.) This super-bass sound adds a more realistic, theater-in four horizontal...
Owners Manual
Page 7
...that you cannot obtain enough superbass sounds from it is recommended to the wall. In such a case, face the subwoofer obliquely to obtain more effect. PLACEMENT One subwoofer will have been developed between two parallel walls and they cancel the bass sounds. To prevent this from moving by ...vibrations etc. ( : subwoofer, : main speaker) 4 This is because "standing waves" have a good effect on the outside of the room. B .) The placement shown in fig. ...
...that you cannot obtain enough superbass sounds from it is recommended to the wall. In such a case, face the subwoofer obliquely to obtain more effect. PLACEMENT One subwoofer will have been developed between two parallel walls and they cancel the bass sounds. To prevent this from moving by ...vibrations etc. ( : subwoofer, : main speaker) 4 This is because "standing waves" have a good effect on the outside of the room. B .) The placement shown in fig. ...
Owners Manual
Page 8
... amplifier, other audio/video components. 1 Connecting to line output (pin jack) terminals of the amplifier • To connect with a YAMAHA DSP amplifier (or AV receiver), connect the SUBWOOFER (or LOW PASS etc.) terminal on the rear of the DSP amplifier (or AV receiver) to the L /MONO INPUT2 terminal of... the subwoofer. • When connecting the subwoofer to the PRE OUT terminals of the amplifier, make sure that is more suitable for your audio system. ■Choose 1 (pages 5-7) if...
... amplifier, other audio/video components. 1 Connecting to line output (pin jack) terminals of the amplifier • To connect with a YAMAHA DSP amplifier (or AV receiver), connect the SUBWOOFER (or LOW PASS etc.) terminal on the rear of the DSP amplifier (or AV receiver) to the L /MONO INPUT2 terminal of... the subwoofer. • When connecting the subwoofer to the PRE OUT terminals of the amplifier, make sure that is more suitable for your audio system. ■Choose 1 (pages 5-7) if...
Owners Manual
Page 9
■Using one subwoofer Subwoofer To AC outlet Amplifier Subwoofer Amplifier To AC outlet CONNECTIONS Mono pin cable (not included) Audio pin cable (not included) Mono pin cable (not included) Audio pin cable (not included) 6
■Using one subwoofer Subwoofer To AC outlet Amplifier Subwoofer Amplifier To AC outlet CONNECTIONS Mono pin cable (not included) Audio pin cable (not included) Mono pin cable (not included) Audio pin cable (not included) 6
Owners Manual
Page 10
CONNECTIONS ■ Using two subwoofers To AC outlet To AC outlet To AC outlet 7 To AC outlet Mono pin cable (not included) Mono pin cable (not included) Amplifier Mono pin cable (not included) Mono pin cable (not included) Amplifier
CONNECTIONS ■ Using two subwoofers To AC outlet To AC outlet To AC outlet 7 To AC outlet Mono pin cable (not included) Mono pin cable (not included) Amplifier Mono pin cable (not included) Mono pin cable (not included) Amplifier
Owners Manual
Page 11
...speaker output terminals of the amplifier Select this method if your amplifier has only one subwoofer (with speaker cables) Right main speaker Subwoofer Left main speaker To AC outlet Speaker output terminals Amplifier Right main speaker Subwoofer To AC outlet Speaker output terminals Left main speaker Amplifier 8 If your amplifier has... terminals, see page 10. ■ Using one set of main speaker output terminals of the amplifier to the INPUT1 terminals of the subwoofer, and connect the other set of main speaker output terminals output sound signals simultaneously.
...speaker output terminals of the amplifier Select this method if your amplifier has only one subwoofer (with speaker cables) Right main speaker Subwoofer Left main speaker To AC outlet Speaker output terminals Amplifier Right main speaker Subwoofer To AC outlet Speaker output terminals Left main speaker Amplifier 8 If your amplifier has... terminals, see page 10. ■ Using one set of main speaker output terminals of the amplifier to the INPUT1 terminals of the subwoofer, and connect the other set of main speaker output terminals output sound signals simultaneously.
Owners Manual
Page 12
CONNECTIONS ■ Using two subwoofers (with speaker cables) Right main speaker Speaker output terminals Amplifier Left main speaker Subwoofer Subwoofer To AC outlet Right main speaker Speaker output terminals Subwoofer To AC outlet Amplifier Left main speaker Subwoofer To AC outlet To AC outlet 9
CONNECTIONS ■ Using two subwoofers (with speaker cables) Right main speaker Speaker output terminals Amplifier Left main speaker Subwoofer Subwoofer To AC outlet Right main speaker Speaker output terminals Subwoofer To AC outlet Amplifier Left main speaker Subwoofer To AC outlet To AC outlet 9
Owners Manual
Page 13
CONNECTIONS If your amplifier has only one set of the subwoofer to the INPUT1 terminals of the subwoofer, and connect the OUTPUT terminals of main speaker output terminals. Connect the speaker output terminals of the amplifier to the main speakers. ■ Using one subwoofer (with speaker cables) Right main speaker Left main speaker Subwoofer To AC outlet Right main speaker Speaker output terminals Amplifier Left main speaker Subwoofer To AC outlet Speaker output terminals Amplifier 10
CONNECTIONS If your amplifier has only one set of the subwoofer to the INPUT1 terminals of the subwoofer, and connect the OUTPUT terminals of main speaker output terminals. Connect the speaker output terminals of the amplifier to the main speakers. ■ Using one subwoofer (with speaker cables) Right main speaker Left main speaker Subwoofer To AC outlet Right main speaker Speaker output terminals Amplifier Left main speaker Subwoofer To AC outlet Speaker output terminals Amplifier 10
Owners Manual
Page 14
CONNECTIONS ■ Using two subwoofers (with speaker cables) Right main speaker Left main speaker Subwoofer Speaker output terminals To AC outlet Right main speaker Amplifier Subwoofer To AC outlet Left main speaker Subwoofer Speaker output terminals To AC outlet Amplifier Subwoofer To AC outlet 11
CONNECTIONS ■ Using two subwoofers (with speaker cables) Right main speaker Left main speaker Subwoofer Speaker output terminals To AC outlet Right main speaker Amplifier Subwoofer To AC outlet Left main speaker Subwoofer Speaker output terminals To AC outlet Amplifier Subwoofer To AC outlet 11
Owners Manual
Page 15
... ■How to connect: 1 Loosen the terminal's knob, as shown in the figure. 2 Insert the bare wire. 3 Release your finger from the subwoofer or the speakers, or both of them . Red: positive (+) Black: negative (-) CONNECTIONS U.S.A., Canada and Australia models only Banana Plug conection are also possible...If the connections are reversed, the sound will be unnatural and lack bass. Red: positive (+) Black: negative (-) Plug in the subwoofer to the AC outlet After all connections are observed and set correctly. Caution Do not let the bare speaker wires touch each other audio/...
... ■How to connect: 1 Loosen the terminal's knob, as shown in the figure. 2 Insert the bare wire. 3 Release your finger from the subwoofer or the speakers, or both of them . Red: positive (+) Black: negative (-) CONNECTIONS U.S.A., Canada and Australia models only Banana Plug conection are also possible...If the connections are reversed, the sound will be unnatural and lack bass. Red: positive (+) Black: negative (-) Plug in the subwoofer to the AC outlet After all connections are observed and set correctly. Caution Do not let the bare speaker wires touch each other audio/...
Owners Manual
Page 17
..., the bass sound in audio software is well reproduced. CONTROLS AND THEIR FUNCTIONS 7 POWER switch Normally, set this switch only when the subwoofer is set in the standby mode by monitoring the sound. 14 If you do not need this function, leave this switch in the OFF.... 8 OUTPUT (TO SPEAKERS) terminals Can be used for details.) A AUTO STANDBY (HIGH/LOW/OFF) switch This switch is originally set to unplug the subwoofer before setting the VOLTAGE SELECTOR switch correctly. In this state, you are sent to these terminals. (Refer to "CONNECTIONS" for details.) 9 INPUT1 (FROM ...
..., the bass sound in audio software is well reproduced. CONTROLS AND THEIR FUNCTIONS 7 POWER switch Normally, set this switch only when the subwoofer is set in the standby mode by monitoring the sound. 14 If you do not need this function, leave this switch in the OFF.... 8 OUTPUT (TO SPEAKERS) terminals Can be used for details.) A AUTO STANDBY (HIGH/LOW/OFF) switch This switch is originally set to unplug the subwoofer before setting the VOLTAGE SELECTOR switch correctly. In this state, you are sent to these terminals. (Refer to "CONNECTIONS" for details.) 9 INPUT1 (FROM ...
Owners Manual
Page 18
...turn on unexpectedly by sensing noise from other appliances. This function is available only when the power of the subwoofer is on automatically by sensing audio signals input to the subwoofer. But please be aware that occurs, set the AUTO STANDBY switch to the HIGH position. This function ... If the source being played is stopped and the input signal is cut off for 7 to 8 minutes, the subwoofer automatically switches to the standby mode. (When the subwoofer switches to the standby mode by the automatic powerswitching function, the power indicator lights up in the action movie, the...
...turn on unexpectedly by sensing noise from other appliances. This function is available only when the power of the subwoofer is on automatically by sensing audio signals input to the subwoofer. But please be aware that occurs, set the AUTO STANDBY switch to the HIGH position. This function ... If the source being played is stopped and the input signal is cut off for 7 to 8 minutes, the subwoofer automatically switches to the standby mode. (When the subwoofer switches to the standby mode by the automatic powerswitching function, the power indicator lights up in the action movie, the...
Owners Manual
Page 19
...'s manual. 6 Increase the volume gradually to the played source. Normally, set the control to the level a little higher than when the subwoofer is not used. MOVIE: When a movie type source is played, the lowfrequency effects are enhanced to allow the listeners enjoy more powerful sound...frequency can be obtained, adjust the HIGH CUT control and the VOLUME control again. 7 Set the PHASE switch to "Frequency characteristics" on the subwoofer. * The Power indicator lights up in green. 4 Play a source containing low-frequency components and adjust the amplifier's volume control to the ...
...'s manual. 6 Increase the volume gradually to the played source. Normally, set the control to the level a little higher than when the subwoofer is not used. MOVIE: When a movie type source is played, the lowfrequency effects are enhanced to allow the listeners enjoy more powerful sound...frequency can be obtained, adjust the HIGH CUT control and the VOLUME control again. 7 Set the PHASE switch to "Frequency characteristics" on the subwoofer. * The Power indicator lights up in green. 4 Play a source containing low-frequency components and adjust the amplifier's volume control to the ...
Owners Manual
Page 20
... 40 Hz 50 40 20 50 100 200 500Hz The figures below show the optimum adjustment of each control and the frequency characteristics when this subwoofer is combined with a typical main speaker system. ■ EX.1 When combined with a 4" or 5" (10 cm or 13 cm) acoustic suspension, 2 way system main speakers PHASE... : Set to the REV(reverse) position dB 90 80 YST-SW315 70 60 Main speaker 50 40 20 50 100 200 500Hz PHASE : Set to the REV(reverse) position dB 90 80...
... 40 Hz 50 40 20 50 100 200 500Hz The figures below show the optimum adjustment of each control and the frequency characteristics when this subwoofer is combined with a typical main speaker system. ■ EX.1 When combined with a 4" or 5" (10 cm or 13 cm) acoustic suspension, 2 way system main speakers PHASE... : Set to the REV(reverse) position dB 90 80 YST-SW315 70 60 Main speaker 50 40 20 50 100 200 500Hz PHASE : Set to the REV(reverse) position dB 90 80...
Owners Manual
Page 22
... the volume up the parallel surface by standing waves. Connect them correctly, that is influenced by placing bookshelves etc. Move the subwoofer farther away from such appliances and/or reposition the connected speaker cables. TROUBLESHOOTING Refer to the chart below do not help, disconnect... the power cord and contact your authorized YAMAHA dealer or service center. The subwoofer turns on automatically. The POWER switch is set the AUTO STANDBY switch to the "OFF" position. 19 There ...
... the volume up the parallel surface by standing waves. Connect them correctly, that is influenced by placing bookshelves etc. Move the subwoofer farther away from such appliances and/or reposition the connected speaker cables. TROUBLESHOOTING Refer to the chart below do not help, disconnect... the power cord and contact your authorized YAMAHA dealer or service center. The subwoofer turns on automatically. The POWER switch is set the AUTO STANDBY switch to the "OFF" position. 19 There ...