Yamaha AS501B User Manual

Integrated Amplifier

AB

OWNER’S MANUAL

CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.

CAUTION: READ THIS BEFORE OPERATING YOUR UNIT.

1 To assure the finest performance, please read this manual

carefully. Keep it in a safe place for future reference.

2 Install this sound system in a well ventilated, cool, dry,

clean place - away from direct sunlight, heat sources,
vibration, dust, moisture, and/or cold. For proper
ventilation, allow the following minimum clearances
around this unit.
Top: 30 cm
Rear: 20 cm
Sides: 20 cm

3 Locate this unit away from other electrical appliances,

motors, or transformers to avoid humming sounds.

4 Do not expose this unit to sudden temperature changes

from cold to hot, and do not locate this unit in an
environment with high humidity (i.e. a room with a
humidifier) to prevent condensation inside this unit,
which may cause an electrical shock, fire, damage to this
unit, and/or personal injury.

5 Avoid installing this unit where foreign object may fall

onto this unit and/or this unit may be exposed to liquid
dripping or splashing. On the top of this unit, do not
place:

– Other components, as they may cause damage and/or

discoloration on the surface of this unit.

– Burning objects (i.e. candles), as they may cause fire,

damage to this unit, and/or personal injury.

– Containers with liquid in them, as they may fall and

liquid may cause electrical shock to the user and/or
damage to this unit.

6 Do not cover this unit with a newspaper, tablecloth,

curtain, etc. in order not to obstruct heat radiation. If the
temperature inside this unit rises, it may cause fire,
damage to this unit, and/or personal injury.

7 Do not plug in this unit to an AC wall outlet until all

connections are complete.

8 Do not operate this unit upside-down. It may overheat,

possibly causing damage.
9 Do not use force on switches, knobs and/or cords.
10 When disconnecting the power cable from the AC wall

outlet, grasp the plug; do not pull the cable.
11 Do not clean this unit with chemical solvents; this might

damage the finish. Use a clean, dry cloth.
12 Only voltage specified on this unit must be used. Using

this unit with a higher voltage than specified is dangerous

and may cause fire, damage to this unit, and/or personal

injury. Yamaha will not be held responsible for any

damage resulting from use of this unit with a voltage

other than specified.
13 To prevent damage by lightning, keep the power cable

and outdoor antennas disconnected from an AC wall

outlet or this unit during a lightning storm.
14 Do not attempt to modify or fix this unit. Contact

qualified Yamaha service personnel when any service is

needed. The cabinet should never be opened for any

reasons.
15 When not planning to use this unit for long periods of

time (i.e. vacation), disconnect the AC power plug from

the AC wall outlet.
16 Be sure to read the “TROUBLESHOOTING” section on

common operating errors before concluding that this unit

is faulty.

17 Before moving this unit, press A (power) to set this unit

to standby mode, and then disconnect the AC power plug
from the AC wall outlet.

18 Condensation will form when the surrounding

temperature changes suddenly. Disconnect the power
cable from the outlet, then leave this unit alone.

19 When using this unit for a long time, this unit may

become warm. Turn the power off, then leave this unit
alone for cooling.

20 Install this unit near the AC wall outlet and where the AC

power plug can be reached easily.

21 The batteries shall not be exposed to excessive heat such

as sunshine, fire or the like.

22 Excessive sound pressure from earphones and

headphones can cause hearing loss.

This unit is not disconnected from the AC power source as long as
it is connected to the AC wall outlet, even if this unit itself is turned
off by A. This state is called the standby mode. In this state, this
unit is designed to consume a very small quantity of power.

WARNING

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

This label is required to be attached to a product of which
the temperature of the top cover may be hot during
operation.

■ 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

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.
Make sure that neither core is connected to the earth terminal of the
three pin plug.

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CONTENTS

USEFUL FEATURES ................................... 1

SUPPLIED ACCESSORIES......................... 1

CONTROLS AND FUNCTIONS................. 2

PLAYBACK................................................. 11

Playing a source ............................................. 11

Adjusting to the desired sound....................... 12

Front panel ........................................................2

Rear panel .........................................................4

Remote control..................................................6

TROUBLESHOOTING.............................. 13

SPECIFICATIONS ..................................... 15

CONNECTIONS............................................9

Connecting speakers and source components...9

Connecting power cable..................................10

About this manual

• y indicates a tip for your operation.

• The illustrations used in this Owner’s Manual are A-S701.

• Depending on the model, there are some countries/regions where it may not be sold.

USEFUL FEATURES

This unit allows you to:

◆ Enjoy the highest sound quality of compact discs by

using the CD direct function (A-S701 only)
(see page 12)

◆ Enjoy pure, high fidelity sound by using the Pure

Direct function (see page 12)

◆ Save power by using AUTO POWER STANDBY

switch (see page 4)

◆ Use the remote control of this unit to operate a Yamaha

tuner and/or CD player (see page 7)

◆ Boost bass sounds by connecting a subwoofer

(see page 9)

SUPPLIED ACCESSORIES

Please check that you received all of the following parts.

Remote control Batteries (x2)

(AA, R6, UM-3)

Power cable

(A-S701 only)

1 En

Front panel

CONTROLS AND FUNCTIONS

(A-S701)

1 A (power) switch

Turns on and off the power of this unit.

Note

Even when this unit is turned off, this unit consumes a small

amount of power.

2 Power indicator

Indicator Status

Brightly lit The power of this unit is “on”.

Dimly lit

Off The power of this unit is “off”.

This unit is in “standby” mode.
For details on the “standby” mode, see
page 6.

3 Remote control sensor

Receives infrared signals from the remote control.

4 PHONES jack

Connect your headphones.

5 SPEAKERS selector

Selector
position

OFF Both sets of speakers are off.

A or B

A+B BI-WIRING Both sets of speakers are on.

Speaker status

The set of speakers connected to the A
or B terminals is on.

6 BASS control

Increases or decreases the low frequency response.
The 0 position produces a flat response.
Control range: –10 dB to +10 dB

7 TREBLE control

Increases or decreases the high frequency response.
The 0 position produces a flat response.
Control range: –10 dB to +10 dB

2 En

CONTROLS AND FUNCTIONS

(A-S701)

8 BALANCE control

Adjusts the sound output balance of the left and right
speakers to compensate for sound imbalances.

Note

If you rotate the BALANCE control to the end of L (left) or
R (right), the opposite side of channel is muted.

9 LOUDNESS control

Retain a full tonal range at any volume level
(see page 12).

0 INPUT selector and indicators

Selects the input source you want to listen to. The
input source indicators light up when the
corresponding input sources are selected.

y

The input source names correspond to the names of the
connection jacks on the rear panel.

A VOLUME control

Increases or decreases the sound output level.

B CD DIRECT AMP button and indicator

(A-S701 only)

Reproduces CD sound in the highest signal quality
(see page 12).
The indicator above it lights up when this function is
turned on.

C PURE DIRECT button and indicator

Reproduces any input source in the purest sound
possible (see page 12).
The indicator above it lights up when this function is
turned on.

3 En

CONTROLS AND FUNCTIONS

Rear panel

(A-S501/S301)

(A-S701)

1 CD input jacks

Used to connect a CD player (see page 9).

2 PHONO jacks and GND terminal

Used to connect a turntable that uses an MM cartridge,

and to ground the terminal (see page 9).

3 Audio input/output jacks

Used to connect external components, such as a tuner,

etc (see page 9).

4 DIGITAL (OPTICAL) jack

Used to connect a component with a digital optical

output (see page 9).

5 DIGITAL (COAXIAL) jack

Used to connect a component with a digital coaxial

output (see page 9).

6 DC OUT jack

For supplying power to a Yamaha AV accessory. For
details on connections, refer to the instruction manual
of the AV accessory.

7 SPEAKERS A/B terminals

Used to connect one or two speaker sets (see page 9).

8 SUBWOOFER OUT jack

Used to connect a subwoofer with built-in amplifier
(see page 9).

y

The SUBWOOFER OUT jack attenuates signals over 90 Hz.

9 AUTO POWER STANDBY switch

ON

OFF

Switch

position

The unit enters standby mode
automatically if not operated for 8
hours.

The unit does not enter standby mode
automatically.

Status

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