Yamaha RX-397 owner manual Troubleshooting, General

Page 31

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 cord, and contact the nearest authorized YAMAHA dealer or service center.

■ General

Problem

Cause

Remedy

See

page

 

 

 

 

 

 

 

This unit fails to turn

The power supply cord is not connected or

Connect the power supply cord firmly.

—

on.

the plug is not completely inserted.

 

 

 

 

 

 

 

 

The impedance setting is incorrect.

Set the impedance to match your speakers.

13

 

 

 

 

 

The protection circuitry has been activated

Check that the speaker wires are not touching each

10

 

because of a short circuit, etc.

other and then turn the power of this unit back on.

 

 

 

 

 

 

 

The IMPEDANCE SELECTOR switch on

Set the IMPEDANCE SELECTOR switch to either

13

 

the rear panel is not set to either end.

end when the power of this unit is turned off.

 

 

 

 

 

 

 

This unit has been exposed to a strong

Set this unit to the standby mode, disconnect the

—

 

external electric shock (such as lightning

power supply cord, plug it back in after 30 seconds,

 

or strong static electricity).

then use it normally.

 

 

 

 

 

No sound

Incorrect input or output cable

Connect the cables properly. If the problem persists,

9

 

connections.

the cables may be defective.

 

 

 

 

 

 

 

No appropriate input source has been

Select an appropriate input source with the INPUT

15

 

selected.

selector on the front panel (or one of the input

 

 

selector buttons on the remote control).

 

 

 

 

 

 

The TAPE MONITOR function is turned

Turn off the TAPE MONITOR function.

3

 

on.

 

 

 

 

 

 

 

 

 

The SPEAKERS A/B switches are not set

Turn on the corresponding SPEAKERS A or

15

 

properly.

SPEAKERS B.

 

 

 

 

 

 

 

Speaker connections are not secure.

Secure the connections.

10

 

 

 

 

The sound suddenly

The protection circuitry has been activated

Check that the IMPEDANCE SELECTOR setting is

13

goes off.

because of a short circuit, etc.

correct.

 

 

 

 

 

 

 

Check that the speaker wires are not touching each

10

 

 

other and then turn the power of this unit back on.

 

 

 

 

 

 

 

Only the speaker on

Incorrect cable connections.

Connect the cables properly. If the problem persists,

9

one side can be

 

the cables may be defective.

 

 

heard.

 

 

 

Incorrect setting for the BALANCE

Set the BALANCE control to the appropriate

16

 

 

control.

position.

 

 

 

 

 

 

There is a lack of bass

The + and – wires are connected in

Connect the speaker wires to the correct + and –

10

and no ambience.

reverse at the amplifier or the speakers.

phase.

 

 

 

 

 

A “humming” sound

Incorrect cable connections.

Connect the audio plugs firmly. If the problem

9

can be heard.

 

persists, the cables may be defective.

 

 

 

 

 

 

 

No connection from the turntable to the

Make the GND connection between the turntable and

9

 

GND terminal.

this unit.

 

 

 

 

 

 

The volume level is

The record is being played on a turntable

The turntable should be connected to this unit through

—

low while playing a

with an MC cartridge.

the MC head amplifier.

record.

 

 

 

 

 

 

 

The volume level

The component connected to the TAPE

Turn on the power of the component.

 

cannot be increased,

OUT or the MD OUT jacks of this unit is

 

—

or the sound is

turned off.

 

 

 

distorted.

 

 

 

 

 

 

 

INFORMATION

ADDITIONAL

 

 

27

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Page 30 Page 32
Contents RX-397 Serial No Important Safety InstructionsFCC Information for US customers Iii Contents Sophisticated AM/FM tuner FeaturesSupplied Accessories Built-in 2-channel power amplifier Other featuresFront panel Controls and FunctionsInput selector Preset station number buttons 1 toPhones jack Europe model only Front panel displayAsia and General models only Rear panelRemote control Approximately 6 m 19.7 ft Installing batteries in the remote controlUsing the remote control Handling the remote controlSpeakers B ConnectionsCD/DVD player MD recorder MP3 player, etc Etc Speakers aConnecting the banana plug Connecting speakersOutdoor AM antenna Connecting the AM and FM antennasGround GND terminal Release the tab Connecting the AM loop antennaRemote jacks Impedance Selector switchMemory back-up Unit Power on the remote control to turn on thisTurning on and off this unit Press STANDBY/ON on the front panel orPlaying a source Playing and RecordingFront panel Adjusting the Loudness control Adjusting the tonal qualityAdjusting the Balance control Using the Pure Direct buttonRecording a source Using the Sleep timer Muting the sound output Press Mute on the remote control to mute the sound outputMute indicator flashes in the front panel display Mute indicator disappears from the front panel displayLights up FM/AM TuningAutomatic tuning FM or AM appears in the front panel displayHold down the button to continue tuning search Manual tuningAutomatic preset tuning Manual tuning is effective when station signals are weakPress Tuning l / h once to begin automatic preset tuning Customized automatic preset tuningFM appears in the front panel display Press Memory on the front panel Manual preset tuningFlashes Selecting preset stationsExchanging preset stations Press Edit on the front panel againFactory presets Preset Advanced SetupChanging the Advanced Setup menu parameters Advanced Setup menu parametersSee page 25 for available parameters Press STANDBY/ON to confirm your settingGeneral TroubleshootingTuner Does not work nor Remote controlFunction properly Audio Section SpecificationsThis product mainly uses lead-free solder RX-497/RX-397 Example of Antenna Grounding
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