TROUBLESHOOTING

■Tuner

 

Problem

Cause

Remedy

Refer to

 

 

 

 

page

 

 

 

 

 

 

FM stereo reception is

The characteristics of FM stereo

Check the antenna connections.

13

 

noisy.

broadcasts may cause this problem

Try using a high-quality directional FM

 

 

 

when the transmitter is too far away or

antenna.

 

 

 

the antenna input is poor.

 

 

 

 

Use the manual tuning method.

32

 

 

 

 

 

 

 

 

 

There is distortion, and

There is multipath interference.

Adjust the antenna position to eliminate

–

 

clear reception cannot

 

multipath interference.

 

FM

be obtained even with a

 

 

 

 

good FM antenna.

 

 

 

 

 

 

 

 

 

The desired station

The station is too weak.

Use a high-quality directional FM antenna.

–

 

cannot be tuned in with

 

 

 

 

 

the automatic tuning

 

Use the manual tuning method.

32

 

method.

 

 

 

 

 

 

 

 

 

 

 

Previously preset

The unit has been disconnected for a

Re-store the stations.

33

 

stations can no longer

 

long period.

 

 

 

be tuned in.

 

 

 

 

 

 

 

 

 

 

 

 

The desired station

The signal is weak or the antenna

Tighten the AM loop antenna connections and

–

 

cannot be tuned in with

connections are loose.

orient it for best reception.

 

 

the automatic tuning

 

 

 

 

 

 

 

 

method.

 

Use the manual tuning method.

32

 

 

 

 

 

AM

There are continuous

Noises result from lightning,

Use an outdoor antenna and a ground wire.

13

crackling and hissing

fluorescent lamps, motors, thermostats

This will help somewhat, but it is difficult to

 

 

 

 

noises.

and other electrical equipment.

eliminate all noise.

 

 

 

 

 

 

 

There are buzzing and

A TV set is being used nearby.

Move this unit away from the TV.

–

 

whining noises

 

 

 

 

(especially in the

 

 

 

 

evening).

 

 

 

 

 

 

 

 

■Remote control

Problem

Cause

Remedy

 

 

 

The remote control does

Wrong distance or angle.

The remote control will function within a

not work nor function

 

maximum range of 6 m (20 feet) and no more

properly.

 

than 30 degrees off-axis from the front panel.

 

 

 

 

Direct sunlight or lighting (from an

Reposition this unit.

 

inverter type of fluorescent lamp, etc.) is

 

 

striking the remote control sensor of this

 

 

unit.

 

 

 

 

 

The batteries are weak.

Replace all batteries with new ones.

 

 

 

 

The manufacture code has not correctly

Set the code correctly.

 

set.

 

 

Try setting another code of the same manufac-

 

 

 

 

turer.

 

 

 

 

Even if the manufacturer code is correctly

 

 

set, there are some models that do not

 

 

respond to the remote control.

 

 

 

 

Refer to

page

7

–

3

46

46

–

54

Page 57 Page 59
Page 58
Image 58
Yamaha HTR-5640 owner manual Tuner, Remote control
Page 57 Page 59

HTR-5640 specifications

The Yamaha HTR-5640 is a versatile 5.1-channel home theater receiver that combines affordability with advanced features, making it a popular choice among audio enthusiasts and casual listeners alike. This receiver is designed to deliver high-fidelity sound and provides plenty of connectivity options, making it an ideal addition to any home entertainment system.

One of the standout features of the HTR-5640 is its powerful amplification, rated at 100 watts per channel. This ensures that audio playback is robust and clear, capable of filling larger rooms with rich sound. The receiver supports multiple surround sound formats, including Dolby Digital and DTS, allowing users to enjoy a cinematic experience at home, enhancing the enjoyment of movies and music.

The HTR-5640 boasts a wide range of input options, featuring multiple HDMI inputs, coaxial and optical digital inputs, as well as standard RCA connections. This versatility allows users to connect various devices such as Blu-ray players, gaming consoles, and streaming devices without hassle. Furthermore, it supports component video and composite video inputs, making it compatible with older equipment as well.

Yamaha's proprietary YPAO (Yamaha Parametric room Acoustic Optimizer) technology is another key component of the HTR-5640. This system automatically calibrates the receiver to optimize sound performance based on the specific acoustics of the room, ensuring that audio playback is tailored to the listening environment. This feature is particularly useful for users who may not have extensive knowledge about audio setup.

Additionally, the HTR-5640 includes an AM/FM tuner, allowing users to enjoy their favorite radio stations. The built-in on-screen display makes navigation and setup user-friendly, with a remote control included for added convenience. The receiver also features multiple sound modes, which enhance audio playback depending on the content being viewed or listened to.

In summary, the Yamaha HTR-5640 offers an impressive array of features and technologies that cater to both casual users and audiophiles. Its combination of power, sound optimization technology, and extensive connectivity options makes it a reliable solution for anyone looking to enhance their home entertainment experience. Whether you're watching movies, playing video games, or listening to music, the HTR-5640 is engineered to deliver an immersive audio experience that stands the test of time.
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