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, turn off this unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.

■ General
Problems
Possible Causes
Solutions
Refer to

page

 

 

 

 

 

 

 

This unit is not turned

The power cable is not connected.

Connect the power cable firmly.

7

on. The POWER on

 

 

 

The Abutton is pressed on the remote

Press Aswitch on the front panel to ON.

 

indicator also does

2

control while this unit is turned off.

 

not light up.

 

 

 

There is a problem with the internal

Disconnect the power cable and contact the nearest

 

 

circuitries of this unit.

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 power cable,

 

 

 

and contact a service center for repair.

 

 

 

 

 

This unit turns off

The speaker wires are touching each other

Connect the speaker cables properly and press the A

 

suddenly and the

or shorting out against the rear panel.

switch again. The INPUT indicators blink and the

 

POWER on indicator

 

volume is decreased automatically. After the volume

 

blinks.

 

has decreased to the lowest setting, the INPUT

 

 

 

indicators stop flashing, the INPUT indicator of the

6

 

 

last input source selected lights up, and the unit may

 

This unit is turned off

 

be used again. Confirm normal sound output from

 

after several seconds

 

speakers by increasing the volume gradually, then

 

of turning on, and the

 

operate this unit normally.

 

POWER on indicator

 

 

 

The speaker is malfunctioning.

Replace the speaker set and press the Aswitch again.

 

blinks.

 

 

 

The INPUT indicators blink and the volume is

 

 

 

decreased automatically. After the volume has

 

 

 

decreased to the lowest setting, the INPUT indicators

 

 

 

stop flashing, the INPUT indicator of the last input

—

 

 

source selected lights up, and the unit may be used

 

 

 

again. Confirm normal sound output from speakers

 

 

 

by increasing the volume gradually, then 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 is

Turn the power off and slide the IMPEDANCE

 

 

not fully slid to either position.

SELECTOR switch all the way to the correct

4

 

 

position.

 

 

 

 

 

 

The IMPEDANCE SELECTOR switch is

Set the IMPEDANCE SELECTOR switch to the

 

 

not set to the correct position.

position that corresponds to the impedance of your

4

 

 

speakers.

 

 

 

 

 

 

This unit has been exposed to a strong

Set this unit to standby mode, disconnect the power

 

 

external electric shock (such as lightning

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

—

 

or strong static electricity).

unit normally.

 

 

 

 

 

 

There is a problem with the internal

Disconnect the power cable and contact the nearest

 

 

circuitries of this unit.

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 power cable,

 

 

 

and contact a service center for repair.

 

 

 

 

 

INFORMATION

ADDITIONAL

 

 

English

13 En