Yamaha A-S700: TROUBLESHOOTING ■ General Problems Possible Causes Solutions

ADDITIONAL INFORMATION

TROUBLESHOOTING

Refer to the chart below if this unit does not function properly. If the problem you are experiencing is not listed below or

if the instructions below do not help, set this unit to the standby mode, disconnect the power cable, and contact the

nearest authorized Yamaha dealer or service center.

■ General

Refer to

Problems Possible Causes Solutions

page

Pressing the POWER

The supplied power cable is not connected

Connect the supplied power cable firmly.

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switch on the front

or the cable is not completely inserted.

panel does not turn

on this unit. The

The POWER ( ) button is pressed on the

Press POWER on the front panel to ON.

POWER on indicator

remote control while this unit is turned

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also does not light up.

off.

There is a problem with the internal

Disconnect the AC power cable and contact the

circuitries of this unit.

nearest authorized Yamaha dealer or service center. If

an unusual odor or noise is generated from the unit,

—

do not turn on the power, disconnect the AC power

cable, and contact a service center for repair.

The power of this unit

The speaker wires are touching each other

Connect the speaker cables properly and press the

is turned off suddenly

or shorting out against the rear panel.

power button ON again. The VOLUME is decreased

and the POWER on

automatically and this unit is turned on after the

indicator blinks.

INPUT indicator blinks for about 15 seconds.

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Confirm normal sound output from speakers by

increasing the volume gradually, then you can operate

This unit is turned off

this unit normally.

after several seconds

The speaker is a malfunction. Replace the speaker set and press the power button

of turning on, and the

ON again. The VOLUME is decreased automatically

POWER on indicator

and this unit is turned on after the INPUT indicator

blinks.

—

blinks for about 15 seconds. Confirm normal sound

output from speakers by increasing the volume

gradually, then you can operate this unit normally.

The protection circuitry has been activated

Rotate the VOLUME control on the front panel to

because of excessive input or excessive

decrease the volume level and then turn the power on

—

volume level.

again.

The protection circuitry has been activated

Allow about 30 minutes for the temperature inside

due to excessive internal temperature.

this unit to decrease, rotate the VOLUME control on

the front panel to lower the volume and then turn the

—

power on again. Set the unit in a place where heat can

readily dissipate from the unit.

The IMPEDANCE SELECTOR switch

Turn the power off and slide the IMPEDANCE

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may not be fully slid to either position.

SELECTOR switch all the way to either position.

The impedance setting is incorrect. Set the impedance to match your speakers. 5

This unit has been exposed to a strong

Set this unit to the standby mode, disconnect the

external electric shock (such as lightning

power cable, plug it back in after 30 seconds, then use

—

or strong static electricity).

it normally.

There is a problem with the internal

Disconnect the AC power cable and contact the

circuitries of this unit.

nearest authorized Yamaha dealer or service center. If

an unusual odor or noise is generated from the unit,

—

do not turn on the power, disconnect the AC power

cable, and contact a service center for repair.

12 En