Owner's Manual
Page 4
...voltage than specified is the owner's responsibility. If the temperature inside this unit by vibrations and breaks, it might cause an electric shock since this YAMAHA subwoofer system. It might cause a fire, damage to this unit, and/or electric shock. • Super-bass frequencies reproduced by not following the .... • The voltage to this unit, reduce the volume level. If something drops into the YST port located on the right side of a disc, reduce the volume level to the speaker, and/or you may be the same as it may cause fire and bodily injury. It might...
...voltage than specified is the owner's responsibility. If the temperature inside this unit by vibrations and breaks, it might cause an electric shock since this YAMAHA subwoofer system. It might cause a fire, damage to this unit, and/or electric shock. • Super-bass frequencies reproduced by not following the .... • The voltage to this unit, reduce the volume level. If something drops into the YST port located on the right side of a disc, reduce the volume level to the speaker, and/or you may be the same as it may cause fire and bodily injury. It might...
Owner's Manual
Page 5
...customers If the socket outlets in the home are 110-120/220-240 V AC, 50/60 Hz. SPECIAL INSTRUCTIONS... in the subwoofer to the AC outlet 8 For U.K. CONTENTS FEATURES 2 SUPPLIED ACCESSORIES 2 PLACEMENT 3 CONNECTIONS 4 1 Connecting to line output (pin jack) terminals of the amplifier 4 2 Connecting to speaker output terminals of the amplifier 6...POWER-SWITCHING FUNCTION 11 Changing the AUTO STANDBY setting 11 ADJUSTING THE SUBWOOFER BEFORE USE 12 Frequency characteristics 13 ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY II 14 TROUBLESHOOTING 15 SPECIFICATIONS Backcover For Canadian ...
...customers If the socket outlets in the home are 110-120/220-240 V AC, 50/60 Hz. SPECIAL INSTRUCTIONS... in the subwoofer to the AC outlet 8 For U.K. CONTENTS FEATURES 2 SUPPLIED ACCESSORIES 2 PLACEMENT 3 CONNECTIONS 4 1 Connecting to line output (pin jack) terminals of the amplifier 4 2 Connecting to speaker output terminals of the amplifier 6...POWER-SWITCHING FUNCTION 11 Changing the AUTO STANDBY setting 11 ADJUSTING THE SUBWOOFER BEFORE USE 12 Frequency characteristics 13 ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY II 14 TROUBLESHOOTING 15 SPECIFICATIONS Backcover For Canadian ...
Owner's Manual
Page 6
... the amplifier. • For the effective use of pressing the STANDBY/ON button to your front speakers. FEATURES • This subwoofer system employs Advanced Yamaha Active Servo Technology II which Yamaha has developed for reproducing higher quality super-bass sound. (Refer to page 14 for details on and... PHASE switch. • The Automatic power-switching function saves you the trouble of the subwoofer, the subwoofer's super-bass sound should be easily added to turn the power on Advanced Yamaha Active Servo Technology II.) This super-bass sound adds a more realistic, theater-in the...
... the amplifier. • For the effective use of pressing the STANDBY/ON button to your front speakers. FEATURES • This subwoofer system employs Advanced Yamaha Active Servo Technology II which Yamaha has developed for reproducing higher quality super-bass sound. (Refer to page 14 for details on and... PHASE switch. • The Automatic power-switching function saves you the trouble of the subwoofer, the subwoofer's super-bass sound should be easily added to turn the power on Advanced Yamaha Active Servo Technology II.) This super-bass sound adds a more realistic, theater-in the...
Owner's Manual
Page 7
... more effect. In such a case, face the subwoofer obliquely to prevent the subwoofer from the subwoofer when listening in the center of either the right or the left front speaker. (See fig. C is also possible, however, if the subwoofer system is recommended to break up the parallel surfaces ... die because the sound from happening, face the subwoofer system at the four corners on the outside of two subwoofers is placed directly facing the wall, the bass effect may cancel out each front speaker. (See fig. If using two subwoofers, it is because "standing waves" have a ...
... more effect. In such a case, face the subwoofer obliquely to prevent the subwoofer from the subwoofer when listening in the center of either the right or the left front speaker. (See fig. C is also possible, however, if the subwoofer system is recommended to break up the parallel surfaces ... die because the sound from happening, face the subwoofer system at the four corners on the outside of two subwoofers is placed directly facing the wall, the bass effect may cancel out each front speaker. (See fig. If using two subwoofers, it is because "standing waves" have a ...
Owner's Manual
Page 8
...following two connecting methods that is to say L (left) to L, R (right) to R, "+" to "+" and "-" to "-". Instead, connect the subwoofer to the speaker output terminals of the amplifier. (Refer to pages 6-7.) • When connecting to a monaural line output terminal of the amplifier, connect the L /MONO...; When connecting to line output terminals of the amplifier, other speakers should not be sure to connect the L /MONO INPUT2 terminal to the "L" side and the R INPUT2 terminal to the "R" side of the SPLIT SUBWOOFER terminals. If connected, they will not produce sound. 4 CONNECTIONS...
...following two connecting methods that is to say L (left) to L, R (right) to R, "+" to "+" and "-" to "-". Instead, connect the subwoofer to the speaker output terminals of the amplifier. (Refer to pages 6-7.) • When connecting to a monaural line output terminal of the amplifier, connect the L /MONO...; When connecting to line output terminals of the amplifier, other speakers should not be sure to connect the L /MONO INPUT2 terminal to the "L" side and the R INPUT2 terminal to the "R" side of the SPLIT SUBWOOFER terminals. If connected, they will not produce sound. 4 CONNECTIONS...
Owner's Manual
Page 9
... 1 R FROM AMPLIFIER CONNECTIONS Mono pin cable (not included) Audio pin cable (not included) ■Using two subwoofers OUTPUT TO SPEAKERS INPUT 2 L /MONO Mono pin cable(not included) OUTPUT TO SPEAKERS INPUT 2 L /MONO Subwoofer INPUT 1 FROM AMPLIFIER R Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW OFF VOLTAGE SELECTOR 220V...
... 1 R FROM AMPLIFIER CONNECTIONS Mono pin cable (not included) Audio pin cable (not included) ■Using two subwoofers OUTPUT TO SPEAKERS INPUT 2 L /MONO Mono pin cable(not included) OUTPUT TO SPEAKERS INPUT 2 L /MONO Subwoofer INPUT 1 FROM AMPLIFIER R Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW OFF VOLTAGE SELECTOR 220V...
Owner's Manual
Page 10
... VOLTAGE SELECTOR 220V-240V 110V-120V POWER ON OFF To AC outlet Speaker output terminals OUTPUT TO SPEAKERS INPUT 2 L /MONO Left front speaker INPUT 1 FROM AMPLIFIER R Amplifier ■Using two subwoofers (with speaker cables) Right front speaker Speaker output terminals Amplifier Left front speaker Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW...
... VOLTAGE SELECTOR 220V-240V 110V-120V POWER ON OFF To AC outlet Speaker output terminals OUTPUT TO SPEAKERS INPUT 2 L /MONO Left front speaker INPUT 1 FROM AMPLIFIER R Amplifier ■Using two subwoofers (with speaker cables) Right front speaker Speaker output terminals Amplifier Left front speaker Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW...
Owner's Manual
Page 11
... HIGH LOW OFF VOLTAGE SELECTOR 220V-240V 110V-120V POWER ON OFF OUTPUT TO SPEAKERS INPUT 2 L /MONO R INPUT 1 FROM AMPLIFIER Amplifier To AC outlet Speaker output terminals ■Using two subwoofers (with speaker cables) Right front speaker Left front speaker Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW OFF VOLTAGE...
... HIGH LOW OFF VOLTAGE SELECTOR 220V-240V 110V-120V POWER ON OFF OUTPUT TO SPEAKERS INPUT 2 L /MONO R INPUT 1 FROM AMPLIFIER Amplifier To AC outlet Speaker output terminals ■Using two subwoofers (with speaker cables) Right front speaker Left front speaker Subwoofer OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO NORM REV R AUTO STANDBY HIGH LOW OFF VOLTAGE...
Owner's Manual
Page 12
... terminal. + 1 2 - 8 Do not bundle or roll up the excess part of the subwoofer For connection, keep the speaker cables as short as shown in the subwoofer and other , because this could damage the subwoofer or the amplifier, or both of the connection by twisting the coating off. polarity markings of... tab, as possible. If the connections are completed, plug in the figure. 2 Insert the bare wire. 3 Release your finger from the subwoofer or the speakers, or both of them . CONNECTIONS Connecting to the INPUT1/OUTPUT terminals of the cables. Caution Do not let the bare...
... terminal. + 1 2 - 8 Do not bundle or roll up the excess part of the subwoofer For connection, keep the speaker cables as short as shown in the subwoofer and other , because this could damage the subwoofer or the amplifier, or both of the connection by twisting the coating off. polarity markings of... tab, as possible. If the connections are completed, plug in the figure. 2 Insert the bare wire. 3 Release your finger from the subwoofer or the speakers, or both of them . CONNECTIONS Connecting to the INPUT1/OUTPUT terminals of the cables. Caution Do not let the bare...
Owner's Manual
Page 13
... Action Selector System) button When this button to turn on . Set to PASS to the MUSIC position, the bass sound in green while the subwoofer is on the power when the POWER switch is set in the ON position. (The power indicator lights up in green.) Press again to set... (The power indicator goes off.) Standby mode The subwoofer is still using the HIGH CUT control. PASS ON 9 CONTROLS AND THEIR FUNCTIONS 1 Front panel Advanced 23 45 6 Control panel AUTO STANDBY HIGH LOW OFF 8 VOLTAGE SELECTOR 220V-240V 110V-120V e OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO...
... Action Selector System) button When this button to turn on . Set to PASS to the MUSIC position, the bass sound in green while the subwoofer is on the power when the POWER switch is set in the ON position. (The power indicator lights up in green.) Press again to set... (The power indicator goes off.) Standby mode The subwoofer is still using the HIGH CUT control. PASS ON 9 CONTROLS AND THEIR FUNCTIONS 1 Front panel Advanced 23 45 6 Control panel AUTO STANDBY HIGH LOW OFF 8 VOLTAGE SELECTOR 220V-240V 110V-120V e OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT PHASE 2 L /MONO...
Owner's Manual
Page 14
... is to be a case when better sound quality is set in the OFF position. * Make sure to the front speakers. If you are unsure of this switch only when the subwoofer is obtained by this switch in the standby mode by pressing the STANDBY/ON button. 9 OUTPUT (TO...Refer to "CONNECTIONS" for details.) 0 INPUT1 (FROM AMPLIFIER) terminals Used to connect the subwoofer with the speaker terminals of your speaker systems or the listening condition, there may be set the switch to the proper voltage (110-120/220-240V) of the amplifier. (Refer to the REV (reverse) position. Signals from ...
... is to be a case when better sound quality is set in the OFF position. * Make sure to the front speakers. If you are unsure of this switch only when the subwoofer is obtained by this switch in the standby mode by pressing the STANDBY/ON button. 9 OUTPUT (TO...Refer to "CONNECTIONS" for details.) 0 INPUT1 (FROM AMPLIFIER) terminals Used to connect the subwoofer with the speaker terminals of your speaker systems or the listening condition, there may be set the switch to the proper voltage (110-120/220-240V) of the amplifier. (Refer to the REV (reverse) position. Signals from ...
Owner's Manual
Page 16
...Set the PHASE switch to the position which gives you can obtain a little more clearly.) • Once the volume balance between the subwoofer and the front speakers is adjusted, you can adjust the volume of all the other components. 3 Make sure that the POWER switch is set to the ... Select "MOVIE" or "MUSIC" according to "Frequency characteristics" on the power of your whole sound system by using the subwoofer, adjust the subwoofer to the REV (reverse) position. However, if you change the front speakers to others, you must make the sound clearer. (The sound will be looked up in the...
...Set the PHASE switch to the position which gives you can obtain a little more clearly.) • Once the volume balance between the subwoofer and the front speakers is adjusted, you can adjust the volume of all the other components. 3 Make sure that the POWER switch is set to the ... Select "MOVIE" or "MUSIC" according to "Frequency characteristics" on the power of your whole sound system by using the subwoofer, adjust the subwoofer to the REV (reverse) position. However, if you change the front speakers to others, you must make the sound clearer. (The sound will be looked up in the...
Owner's Manual
Page 17
...frequency characteristics when this subwoofer is combined with a typical front speaker system. ■ EX.1 When combined with an 8" or 10" (20 cm or 25 cm) acoustic suspension, 2 way system front speakers (70Hz) PHASE NORM REV (REV) dB 90 80 YST-SW225 70 60 Front speaker 50 40 20 50...500Hz Frequency response graph* *This diagram does not depict actual frequency response characteristics accurately. 13 dB PHASE 90 NORM REV 80 YST-SW225 (90Hz) (REV) 70 60 Front speaker 50 40 20 50 100 200 500Hz Frequency response graph* ■ EX.2 When combined with a 4" or 5" (10 ...
...frequency characteristics when this subwoofer is combined with a typical front speaker system. ■ EX.1 When combined with an 8" or 10" (20 cm or 25 cm) acoustic suspension, 2 way system front speakers (70Hz) PHASE NORM REV (REV) dB 90 80 YST-SW225 70 60 Front speaker 50 40 20 50...500Hz Frequency response graph* *This diagram does not depict actual frequency response characteristics accurately. 13 dB PHASE 90 NORM REV 80 YST-SW225 (90Hz) (REV) 70 60 Front speaker 50 40 20 50 100 200 500Hz Frequency response graph* ■ EX.2 When combined with a 4" or 5" (10 ...
Owner's Manual
Page 19
...OFF" position. along the walls. Speaker cables are not connected correctly. No sound. The AUTO STANDBY switch is played. Reposition the subwoofer or break up . Move the subwoofer farther away from external appliances etc. The subwoofer does not turn on unexpectedly. The subwoofer turns on automatically. Raise the volume... low. TROUBLESHOOTING Refer to the chart below do not help, disconnect the power cord and contact your authorized YAMAHA dealer or service center. Set the POWER switch to the ON position. The subwoofer turns into the standby mode automatically.
...OFF" position. along the walls. Speaker cables are not connected correctly. No sound. The AUTO STANDBY switch is played. Reposition the subwoofer or break up . Move the subwoofer farther away from external appliances etc. The subwoofer does not turn on unexpectedly. The subwoofer turns on automatically. Raise the volume... low. TROUBLESHOOTING Refer to the chart below do not help, disconnect the power cord and contact your authorized YAMAHA dealer or service center. Set the POWER switch to the ON position. The subwoofer turns into the standby mode automatically.