Yamaha YST-SW225 User Manual

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• VOLTAGE SELECTOR 
(Asia and General models only)
The voltage selector switch on the rear panel of this 
unit must be set for your local main voltage BEFORE 
plugging this unit into the AC main supply. Voltages 
are 110-120/220-240 V AC, 50/60 Hz.
For U.K. customers
If the socket outlets in the home are not suitable for the 
plug supplied with this appliance, it should be cut off and 
an appropriate 3 pin plug fitted. For details, refer to the 
instructions described below.
Note: The plug severed from the mains lead must be 
destroyed, as a plug with bared flexible cord is hazardous 
if engaged in a live socket outlet.
SPECIAL INSTRUCTIONS FOR U.K. MODEL
FEATURES ....................................................................2
SUPPLIED ACCESSORIES ...........................................2
PLACEMENT ................................................................3
CONNECTIONS ........................................................... 4
Connecting to line output (pin jack) terminals
of the amplifier   .................................................... 4
Connecting to speaker output terminals of 
the amplifier .......................................................... 6
Connecting to the INPUT1/ OUTPUT terminals 
of the subwoofer .........................................................8
Plug in the subwoofer to the AC outlet ......................8
CONTROLS AND THEIR FUNCTIONS  .................... 9
AUTOMATIC 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
This unit is not disconnected from the AC power 
source as long as it is connected to the wall outlet, even 
if this unit itself is turned off. In this state, this unit is 
designed to consume a very small quantity of power.
This unit features a magnetically shielded design, but 
there is still a chance that placing it too close to a TV 
set might impair picture color. Should this happen, 
move this unit away from the TV set.
IMPORTANT:
THE WIRES IN MAINS LEAD ARE COLOURED 
IN ACCORDANCE WITH THE FOLLOWING 
CODE:
Blue: NEUTRAL
Brown: LIVE
As the colours of the wires in the mains lead of this 
apparatus may not correspond with the coloured 
markings identifying the terminals in your plug, 
proceed as follows: The wire which is coloured 
BLUE must be connected to the terminal which is 
marked with the letter N or coloured BLACK.  The 
wire which is coloured BROWN must be connected 
to the terminal which is marked with the letter L or 
coloured RED.  Making sure that neither core is 
connected to the earth terminal of the three pin plug.
For Canadian Customers
To prevent electric shock, match wide blade of plug 
to wide slot and fully insert.
This Class B digital apparatus complies with 
Canadian ICES-003.
CONTENTS
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0103YST-SW225_UB_en.toc  Page 1  Monday, August 21, 2006  4:06 PM