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YST-SW325

Subwoofer System

UB

OWNER’S MANUAL

Summary of Contents for YST-SW325 - Subwoofer - 170 Watt

Page 1: ...YST SW325 Subwoofer System UB OWNER S MANUAL ...

Page 2: ... lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped IMPORTANT P...

Page 3: ...for Class B digital devices Compliance with these requirements provides a reasonable level of assurance that your use of this product in a residential environment will not result in harmful interference with other electronic devices This equipment generates uses radio frequencies and if not installed and used according to the instructions found in the users manual may cause interference harmful to...

Page 4: ... place this unit where foreign objects such as water drips might fall It might cause a fire damage to this unit and or personal injury Never put a hand or a foreign object into the YST port located on the right side of this unit When moving this unit do not hold the port as it might cause personal injury and or damage to this unit Never place a fragile object near the YST port of this unit If the ...

Page 5: ...IFICATIONS Backcover Standby mode When this unit is set in standby mode by pressing the STANDBY ON button on the control panel this unit consumes a small amount of power This state is called the standby mode This unit s power supply is completely cut off from the AC line only when the POWER switch on the rear panel is set in the OFF position or the AC power cord is disconnected This unit features ...

Page 6: ...ds of your front speakers You can create the best sound quality for various listening conditions by using the HIGH CUT control and the PHASE switch The AUTO STANDBY function saves you the trouble of pressing the STANDBY ON button to turn the power on and off You can select bass effect suitable for the source by using the B A S S button This subwoofer system is equipped with a linear port unique to...

Page 7: ...die because the sound from it and the sound reflected by the wall may cancel out each other To prevent this from happening face the subwoofer system at an angle as in fig or subwoofer front speaker Note There may be a case that you cannot obtain enough super bass sounds from the subwoofer when listening in the center of the room This is because standing waves have been developed between two parall...

Page 8: ...T SUBWOOFER terminals on the rear of the amplifier be sure to connect the MONO INPUT2 terminal to the L side and the INPUT2 terminal to the R side of the SPLIT SUBWOOFER terminals Notes Some amplifiers have line output terminals labeled PRE OUT When you connect the subwoofer to the PRE OUT terminals of the amplifier make sure that the amplifier has at least two sets of PRE OUT terminals If the amp...

Page 9: ...not included OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 PHASE AUTO STANDBY HIGH VOLTAGE SELECTOR POWER ON OFF 220V 240V 110V 120V LOW OFF NORM REV MONO L R OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 PHASE AUTO STANDBY HIGH VOLTAGE SELECTOR POWER ON OFF 220V 240V 110V 120V LOW OFF NORM REV MONO L R OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 MONO L R OUTPUT TO SPEAKERS INPUT 1 F...

Page 10: ...ecting to speaker output terminals of the amplifier 2 OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 PHASE AUTO STANDBY HIGH VOLTAGE SELECTOR POWER ON OFF 220V 240V 110V 120V LOW OFF NORM REV MONO L R OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 MONO L R Right front speaker Subwoofer To AC outlet Left front speaker Amplifier Speaker output terminals OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIE...

Page 11: ...T TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 MONO L R Right front speaker Left front speaker Subwoofer Amplifier Speaker output terminals To AC outlet OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 PHASE AUTO STANDBY HIGH VOLTAGE SELECTOR POWER ON OFF 220V 240V 110V 120V LOW OFF NORM REV MONO L R OUTPUT TO SPEAKERS INPUT 1 FROM AMPLIFIER INPUT 2 PHASE AUTO STANDBY HIGH VOLTAGE SELECTOR POWER ON...

Page 12: ...he speaker 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 terminals are observed and set correctly If these cables are reversed the sound will be unnatural and lack bass After all connections are complete...

Page 13: ...ware is well reproduced By pressing the button again so that it pops out at the MOVIE position the bass sound in video software is well reproduced 4 HIGH CUT FILTER button ON Enables the HIGH CUT control setting 5 PASS Simplifies the signal path to reduce sound deterioration Choose this setting if your amplifier has LFE or subwoofer output terminals CONTROLS AND THEIR FUNCTIONS OUTPUT TO SPEAKERS ...

Page 14: ...ecting to the front speakers Signals from the INPUT1 terminals are sent to these terminals Refer to page 7 of CONNECTIONS for details 0 INPUT1 FROM AMPLIFIER terminals Used to connect the subwoofer with the speaker termi nals of the amplifier Refer to pages 6 and 7 of CONNECTIONS for de tails A INPUT2 terminals Used to input line level signals from the amplifier Refer to pages 4 and 5 of CONNECTIO...

Page 15: ...GH If this function does not operate with the AUTO STANDBY switch set to LOW select this position so that the subwoofer detects input signals with a lower level and switches the power on automatically 3 Press the STANDBY ON button again to set the subwoofer on The power indicator lights in green Notes This function operates only when both the POWER switch and the STANDBY ON button are set to ON Th...

Page 16: ...e front speakers Normally set the control to the level where you can obtain a little more bass effect than when the subwoofer is not used If the desired response cannot be obtained adjust the HIGH CUT control and the VOLUME control again 7 Set the PHASE switch to the position which gives you the better bass sound Normally set the switch to the REV reverse position If the desired response cannot be...

Page 17: ...following example as a reference when adjusting settings EX 2 When combined with an 8 or 10 20 cm or 25 cm acoustic suspension 2 way system front speakers This diagram does not depict actual frequency response characteristics accurately Frequency characteristics 90Hz REV 70Hz REV 20 50 100 200 500Hz 40 50 60 70 80 90 dB HIGH CUT 50 Hz HIGH CUT 150 Hz HIGH CUT 90 Hz Frequency response graph PHASE R...

Page 18: ... This allows for bass reproduction from much smaller cabinets than was previously possible Yamaha s newly developed Advanced YST II adds many refinements to Yamaha Active Servo Technology allowing better control of the forces driving the amplifier and speaker From the amplifier s point of view the speaker impedance changes depending on the sound frequency Yamaha developed a new circuit design comb...

Page 19: ...lacing bookshelves etc along the walls The subwoofer does not turn on automatically The POWER switch is set to the OFF position Set the POWER switch to the ON position The STANDBY ON button is set to the STANDBY position Set the STANDBY ON button to the ON position The AUTO STANDBY switch is set to the OFF position Set the AUTO STANDBY switch to the HIGH or LOW position The level of input signal i...

Page 20: ... change without notice SPECIFICATIONS 2005 All rights reserved YAMAHA ELECTRONICS CORPORATION USA 6660 ORANGETHORPE AVE BUENA PARK CALIF 90620 U S A YAMAHA CANADA MUSIC LTD 135 MILNER AVE SCARBOROUGH ONTARIO M1S 3R1 CANADA YAMAHA ELECTRONIK EUROPA G m b H SIEMENSSTR 22 34 25462 RELLINGEN BEI HAMBURG GERMANY YAMAHA ELECTRONIQUE FRANCE S A RUE AMBROISE CROIZAT BP70 CROISSY BEAUBOURG 77312 MARNE LA V...

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