Yamaha HTR-5230RDS Посібник користувача - Сторінка 44

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TROUBLESHOOTING

SYMPTOM

No sound from the

subwoofer.

A "humming" sound can

be heard.

The volume level cannot

be increased, or the

sound is distorted.

The sound effect cannot

be recorded.

The DVD/LD, TV/digital TV

or satellite tuner source

cannot be recorded by

tape deck, MD recorder

or VCR connected to this

unit.

Adjusting this unit by

using SET MENU, TIME/

LEVEL or TEST cannot

be performed.

Tuner

SYMPTOM

FM stereo reception

is noisy.

There is distortion,

and clear reception

cannot be obtained

even with a good FM

antenna.

The desired station

cannot be tuned in

with the automatic

tuning method.

Previously preset

stations can no

longer be tuned in.

The desired station

cannot be tuned in

with the automatic

tuning method.

There are continuous

crackling and hissing

noises.

There are buzzing and

whining noises

(especially in the

evening).

CAUSE

"BASS OUT" in the SET MENU is set to the

SW or MAIN position when playing a 2-channel

source.

The source does not contain low bass signals

(below 90 Hz).

Incorrect cable connections.

The component connected to the TAPE/MD

OUT (REC) terminals of this unit is in the

standby mode.

It is not possible to record the sound effect by a

tape deck or MD recorder connected to the

TAPE/MD OUT (REC) terminals of this unit.

The DVD/LD player, TV/digital TV or satellite

tuner is connected to the unit only through the

digital terminals.

"MEM. GUARD" in the SET MENU is set to

the ON position.

CAUSE

The characteristics of FM stereo broadcasts

may cause this problem when the transmitter is

too far away or the antenna input is poor.

There is multipath interference.

The station is too weak.

The unit has been disconnected for a long

period.

The signal is weak or the antenna connections

are loose.

Noises result from lightning, fluorescent lamps,

motors, thermostats and other electrical

equipment.

A TV set is being used nearby.

REMEDY

Select the BOTH position.

Firmly connect the audio plugs. If the problem

persists, the cables may be defective.

Turn on the power to the component.

Make additional connections between the

analog terminals.

Set "MEM. GUARD" to the OFF position.

REMEDY

Check the antenna connections.

Try using a high-quality directional FM

antenna.

Use the manual tuning method.

Adjust the antenna position to eliminate

multipath interference.

Use the manual tuning method.

Use a high-quality directional FM antenna.

Re-store the stations.

Tighten the AM loop antenna connections and

orient it for best reception.

Use the manual tuning method.

Use an outdoor antenna and a ground wire. This

will help somewhat, but it is difficult to

eliminate all noise.

Move this unit away from the TV.

Refer to

page

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12, 13

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Refer to

page

10, 26

11, 26

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