TROUBLESHOOTING

If there is a problem with the unit, check the following list first. If you cannot resolve the problem with the suggested solutions or if the problem is not listed below, turn off and unplug the system, and consult the nearest authorized Yamaha dealer or service center.

General

Problem

Cause

Solution

 

 

 

The speakers make no sound.

The volume might be set to the minimum level,

Adjust the volume level.

 

or muted.

 

 

 

 

 

The source may be incorrect.

Select the correct source.

 

 

 

 

The headphones are connected.

Remove the headphones.

 

 

 

 

The volume of a connected external device is not

Raise the volume of the external device.

 

loud enough.

 

 

 

 

Sound suddenly turns off.

The sleep timer (☞ P. 20) may be set.

Turn the system on and play the source again.

 

 

 

Sound is cracked/distorted or

Input source volume is excessive, or volume of

Adjust volume with VOLUME, or adjust Bass with EQ

there is abnormal noise.

this unit is excessive (especially Bass).

(☞ P. 20). If an external device is playing back, lower the

 

 

volume of the external device.

 

 

 

The unit does not operate

The unit may have received a strong electrical

Turn the system off, and disconnect the power cable. Wait

properly.

shock such as lightning or excessive static

about 30 seconds, reconnect the power cable, and turn on

 

electricity, or power supply may have dropped.

the system.

The system turns on but

 

 

immediately shuts off.

 

 

 

 

 

A digital or high-frequency

The unit may be placed too close to the digital or

Place the unit farther away from the equipment.

equipment produces noises.

high-frequency equipment.

 

 

 

 

The clock setting has been

The unit remained unpowered for more than one

If the power supply is interrupted for about one week, the

cleared.

week.

time setting may be reset. If this occurs, please reset the

 

 

clock (☞ P. 5).

The iPod does not play back at

The iPod is not set in the iPod dock.

Set the iPod in the iPod dock (☞ P. 2).

the alarm time even if the alarm

 

 

source is set to iPod.

 

 

 

 

 

Clock flashes and the unit cannot

The CLOCK switch is in the SET position, and

Set the CLOCK switch to the ON or OFF position.

be operated.

the clock settings are in progress.

 

 

 

 

Alarm does not sound.

The CLOCK switch is in the OFF or SET position.

Set the CLOCK switch to the ON position.

 

 

 

The front panel display indicates

 

 

“ALARM not work” and can’t

 

 

set the alarm.

 

 

 

 

 

The unit turns the system off

The automatic system-off function may have

This unit will turn the system off when 60 minutes have

unexpectedly.

operated.

elapsed without any operation being performed after

 

 

stopping playback of the USB device or the CD, or if the

 

 

system has been on for 12 hours or more without any

 

 

operation being performed.

 

 

 

Front panel display becomes dim.

The front panel display’s brightness setting is set

Change the brightness setting to something other than

 

to AUTO.

AUTO (☞ P. 20). Alternatively, ensure that the

 

 

illumination sensor (☞ P. 3) is not obscured.

 

 

 

21 En