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IMPORTANT!
Please record the serial number of this
unit in the space below.

Model:
Serial No.:

The serial number is located on the rear
of the unit.
Retain this Owner’s Manual in a safe
place for future reference.

WARNING
TO REDUCE THE RISK OF FIRE OR
ELECTRIC SHOCK, DO NOT EXPOSE
THIS UNIT TO RAIN OR MOISTURE.

RISK OF ELECTRIC SHOCK

DO NOT OPEN

CAUTION:  TO REDUCE THE RISK OF

ELECTRIC SHOCK, DO NOT REMOVE

COVER (OR BACK), NO USER-SERVICEABLE

PARTS INSIDE, REFER SERVICING TO

QUALIFIED SERVICE PERSONNEL.

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.

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.

• Explanation of Graphical Symbols

CAUTION

Active Servo Processing Subwoofer System

Built-in 120W Power Amplifier

2 Way Selectability for Connections

High Frequency Cut-off Point (HIGH CUT) Control

PHASE Switch

VOLUME/HIGH CUT/PHASE Adjustment Data Storing Capability

2 Types of Remote Control Signal Code for Controlling 2 Subwoofers

YST-SW500

Thank you for selecting this YAMAHA Subwoofer System.

OWNER’S MANUAL

CONTENTS

Safety Instructions.................... 2
Supplied Accessories............... 3
Features ................................... 4
Placement ................................ 4
Connections ............................. 5
Controls and Their Functions ... 8
Adjusting Volume Balance...... 10
Notes about the Remote 
Control Transmitter ................. 13
Troubleshooting ...................... 13
Specifications ......................... 14
Active Servo Technology ........ 14

Active Servo

Technology

Summary of Contents for YST-SW500

Page 1: ...sk of electric shock to persons 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 Explanation of Graphical Symbols CAUTION Active Servo Processing Subwoofer System Built in 120W Power Amplifier 2 Way Selectability for Connections High Frequency Cut ...

Page 2: ...sed to rain or D The unit does not appear to operate normally or exhibits a marked change in performance or E The unit has been dropped or the cabinet damaged 16 Servicing The user should not attempt to service the unit beyond those means described in the operating instructions All other servicing should be referred to qualified service personnel 17 Power Lines An outdoor antenna should be located...

Page 3: ...ss 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 the op...

Page 4: ...for remote control By selecting a different code for each subwoofer you can operate two subwoofers individually with one remote control transmitter 4 If using one subwoofer system it is recommended to place it on the outside of either the right or the left main speaker See fig If using two systems it is recommended to place them on the outside of each main speaker See fig The placement shown in fi...

Page 5: ...TO SPEAKER TERMINALS OF THE AMPLIFIER Disconnect your main speakers from the amplifier and connect them to this unit To connect this unit to the amplifier use the provided speaker cords If using one YST SW500 If using two YST SW500s FROM AMPLIFIER 1 2 OUTPUT INPUT2 REMOTE CODE TO SPEAKERS INPUT1 R L R L L R FROM AMPLIFIER 1 2 OUTPUT INPUT2 REMOTE CODE TO SPEAKERS INPUT1 Right speaker Amplifier To ...

Page 6: ...this unit as this could damage this unit your amplifier and or speakers How to Connect Red positive Black negative Unscrew the knob Insert the bare wire Remove approx 5mm 1 4 insulation from the speaker wires Tighten the knob and secure the wire Banana Plug connections are also possible Simply insert the Banana Plug connector into the corresponding terminal Connecting to this unit s OUTPUT INPUT t...

Page 7: ...ted to line output terminals other speakers should not be connected to the OUTPUT terminals on the rear panel of this unit If connected they will not produce sound When connecting to a monaural line output terminal of the amplifier connect to either the left or right INPUT 2 terminal FROM AMPLIFIER 1 2 OUTPUT INPUT2 REMOTE CODE TO SPEAKERS INPUT1 R L R L L R Right speaker Amplifier To AC outlet PR...

Page 8: ...H CUT POWER PHASE OUTPUT PRESET 1 2 3 VOLUME FROM AMPLIFIER 1 2 OUTPUT INPUT2 REMOTE CODE TO SPEAKERS INPUT1 R L R L L R FROM AMPLIFIER 1 2 OUTPUT INPUT2 REMOTE CODE TO SPEAKERS INPUT1 R L R L L R POWER CODE PRESET HIGH CUT VOLUME PHASE OUTPUT ON OFF UP UP DOWN DOWN NOM REV 2 I 2 3 MEMORY Active Servo Technology REMOTE CONTROL TRANSMITTER 4 3 8 7 0 A 9 1 2 3 4 5 6 7 8 ...

Page 9: ...osition and the unit can be controlled by the remote control transmitter If using two YST SW500s If you will control two units at the same time with the remote control transmitter set the CODE switches on the remote control transmitter and the rear panels of the two units to the 1 position If you will control two units individually with the remote control transmitter set the CODE switch on the rea...

Page 10: ...ifier individually For adjusting the VOLUME control the HIGH CUT control and the PHASE switch refer to FREQUENCY CHARACTERISTICS on the next page For effective adjustment of the HIGH CUT control First set this control at about the main speakers rated minimum reproduceable frequency Then turn up the VOLUME control gradually and set it at a level where you can obtain a little more bass effect than w...

Page 11: ...eaker system This unit s frequency characteristics When combined with a 4 or 5 acoustic suspension 2 way system PHASE Reverse The PHASE indicator on the front panel illuminates in green When combined with an 8 or 10 acoustic suspension 2 way system PHASE Reverse The PHASE indicator on the front panel illuminates in green When combined with a 12 acoustic suspension 3 way system PHASE Reverse The PH...

Page 12: ...being lost even if the POWER switch is set off or the power plug is disconnected from the AC outlet or the power is cut due to temporary power failure If however the power is lost for more than two weeks the memory may be erased If so it can be re stored by simply following the steps described above Storing preset data of the VOLUME control etc You can store preset data of the VOLUME control the H...

Page 13: ...l transmitter can be used decreases CAUSE The power plug is not securely connected The VOLUME control is set to 0 The OUTPUT switch is OFF Speaker cables are not connected securely Speaker cables are connected incorrectly Setting of the PHASE switch is not proper A source sound with few bass frequencies is played It is influenced by the standing waves Direct sunlight or lighting of an inverter typ...

Page 14: ...to signal voltage and to accomplish this a special negative impedance output drive amplifier for subtracting output impedance of the amplifier is used By employing negative impedance drive circuits the amplifier is able to generate precise low amplitude low frequency waves with superior damping characteristics and these waves are then radiated from the cabinet opening as high amplitude signals The...

Page 15: ...EI HAMBURG F R OF GERMANY YAMAHA ELECTRONIQUE FRANCE S A RUE AMBROISE CROIZAT BP70 CROISSY BEAUBOURG 77312 MARNE LA VALLEE CEDEX02 FRANCE YAMAHA ELECTRONICS UK LTD YAMAHA HOUSE 200 RICKMANSWORTH ROAD WATFORD HERTS WD1 7JS ENGLAND YAMAHA SCANDINAVIA A B J A WETTERGRENS GATA 1 BOX 30053 400 43 VÄSTRA FRÖLUNDA SWEDEN YAMAHA MUSIC AUSTRALIA PTY LTD 17 33 MARKET ST SOUTH MELBOURNE 3205 VIC AUSTRALIA VP...

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