Yamaha HTR-5230RDS Instrukcja obsługi - Strona 43

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APPENDIX

If the unit fails to operate normally, check the following points to determine whether the fault can be corrected by the simple

measures suggested. If it cannot be corrected, or if the fault is not listed in the SYMPTOM column, disconnect the power

cord and contact your authorized YAMAHA dealer or service center.

General

SYMPTOM

The unit fails to turn on

when STANDBY/ON is

pressed, or enters in the

standby mode soon after

the power has been

turned on.

The unit does not work

normally.

No sound and/or no

picture.

The sound suddenly

goes off.

Only the speaker on one

side can be heard.

No sound from the effect

speakers.

No sound from the

center speaker.

No sound from the rear

speakers.

TROUBLESHOOTING

CAUSE

The power cord is not connected or the plug is

not completely inserted.

The IMPEDANCE SELECTOR switch on the

rear panel is not fully set to the right or left

position.

The internal microcomputer has been frozen by

an external electric shock (lightning, excessive

static electricity, etc.) or by a power supply with

low voltage.

Incorrect input or output cable connections.

An appropriate input source has not been

selected.

The speaker connections are not secure.

SPEAKERS have not been set properly.

Digital signals other than PCM audio and the

signals encoded with Dolby Digital which this

unit cannot reproduce are being input to this unit

by a CD-ROM, etc.

The protection circuit has been activated

because of a short circuit, etc.

The SLEEP timer has functioned.

Incorrect cable connections.

Incorrect setting of BALANCE.

The sound effect is off.

A Dolby Surround or Dolby Digital decoding

DSP program is being used with material not

encoded with Dolby Surround or Dolby Digital.

The sound output level of the center speaker is

set to minimum.

"CENTER SP" in the SET MENU is set to the

NONE position.

Incorrect DSP program is selected.

The source encoded with Dolby Digital does not

have a center channel signal.

The output level of the rear speakers is set to

minimum.

A monaural source is being played with the PRO

LOGIC/Normal or PRO LOGIC/ENHANCED

program.

REMEDY

Firmly connect the power cord.

Set the switch fully to the right or left position

when the unit is in the standby mode.

Set the unit in the standby mode and disconnect

the AC power cord from the AC power outlet.

After about 30 seconds have passed, connect

the power and operate the unit again.

Connect the cables properly. If the problem

persists, the cables may be defective.

Select an appropriate input source with INPUT

or TAPE/MD MON / EXT. DECODER (or the

input selector buttons).

Secure the connections.

Set SPEAKERS corresponding to the speakers

in use to the ON position.

Play a source whose signals this unit can

reproduce.

Set the unit in the standby mode and then turn

on to reset the protection circuit.

Turn on the power, and play the source again.

Connect the cables properly. If the problem

persists, the cables may be defective.

Adjust it to the appropriate position.

Press EFFECT to turn it on.

Select another DSP program.

Raise the level of the center speaker.

Select the LRG or SML position.

Select the appropriate program.

Raise the output level of the rear speakers.

Select another DSP program suitable for the

monaural source.

Refer to

page

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12, 13

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23, 24, 25

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