Yamaha HTR-5920 소유자 매뉴얼 - 페이지 40

{카테고리_이름} Yamaha HTR-5920에 대한 소유자 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Yamaha HTR-5920 45 페이지. Digital home theater system av receiver
Yamaha HTR-5920에 대해서도 마찬가지입니다: 서비스 매뉴얼 (38 페이지)

페이지 인쇄

TROUBLESHOOTING

Tuner

Problem

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.

Remote control

Problem

The remote control

does not work nor

function properly.

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 signal is too weak.

This 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.

Cause

Wrong distance or angle.

Direct sunlight or lighting (from an

inverter type of fluorescent lamp, etc.) is

striking the remote control sensor of this

unit.

The batteries are weak.

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 a high-quality directional FM antenna.

Use the manual tuning method.

Preset the stations again.

Tighten the AM loop antenna connections

and orient it for the 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.

Remedy

The remote control will function within a maximum

range of 6 m (20 ft) and no more than 30 degrees off-

axis from the front panel.

Reposition this unit.

Replace all batteries.

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25, 27

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