TROUBLESHOOTING

Problem

Cause

Remedy

Refer to

page

 

 

 

 

 

 

 

There is noise

This unit is too close to the digital or high-

Move this unit further away from such equipment.

interference from

frequency equipment.

 

 

digital or high-

 

 

 

frequency equipment,

 

 

 

or this unit.

 

 

 

 

 

 

 

The picture is

The video source uses scrambled or

 

 

disturbed.

encoded signals to prevent dubbing.

 

 

 

 

 

 

There is noise when

The OSD may be disturbed when

Select OFF in CMPNT OSD.

63

the OSD is displayed.

displaying OSD through component video

 

 

 

connections.

 

 

 

 

 

 

This unit suddenly

The internal temperature becomes too

Wait about 1 hour for this unit to cool down and then

turns into the standby

high and the overheat protection circuitry

turn it back on.

 

mode.

has been activated.

 

 

 

 

 

 

Tuner (RX-V750)

 

Problem

Cause

Remedy

Refer

 

to page

 

 

 

 

 

 

 

 

 

 

FM stereo reception is

The characteristics of FM stereo

Check the antenna connections.

22

 

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.

40

 

 

 

 

 

 

 

 

 

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 signal is too weak.

Use a high-quality directional FM antenna.

22

 

cannot be tuned in with

 

 

 

 

 

Use the manual tuning method.

40

 

the automatic tuning

 

 

method.

 

 

 

 

 

 

 

 

 

Previously preset

This unit has been disconnected for a

Preset the stations again.

40

 

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

 

cannot be tuned in with

connections are loose.

and orient it for best reception.

 

 

the automatic tuning

 

 

 

 

 

Use the manual tuning method.

40

 

method.

 

AM

 

 

 

 

There are continuous

Noises result from lightning,

Use an outdoor antenna and a ground wire.

 

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.

 

 

 

 

 

 

 

 

82

Page 84
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Yamaha DSP-AX750SE owner manual Tuner RX-V750

DSP-AX750SE specifications

The Yamaha DSP-AX750SE is a high-performance audio receiver designed to deliver an immersive home theater experience. Launched as part of Yamaha's renowned lineup of surround sound receivers, the DSP-AX750SE combines advanced technology with user-friendly features, making it a popular choice for both audio enthusiasts and casual listeners.

One of the standout features of the DSP-AX750SE is its impressive audio processing capabilities. Equipped with a powerful DSP (Digital Signal Processor), the receiver supports a variety of surround formats, including Dolby Digital and DTS. This allows users to enjoy a multi-dimensional sound experience, whether they're watching movies or listening to music. The unit can handle up to 7.1 channels, delivering rich and immersive audio that fills any room.

The DSP-AX750SE boasts Yamaha's unique Cinema DSP technology, which simulates the acoustics of various listening environments. With multiple preset sound fields, users can select different modes to enhance their audio experience based on the type of content they’re enjoying, whether it’s a concert, movie, or sports event. This feature stands out in creating a cinematic atmosphere, allowing listeners to feel as if they are part of the action.

Another significant characteristic of the DSP-AX750SE is its versatility in terms of connectivity. The receiver is equipped with multiple inputs and outputs, including HDMI ports, allowing for a seamless connection to modern devices such as Blu-ray players, gaming consoles, and streaming devices. The inclusion of both digital coaxial and optical inputs further enhances its compatibility with various audio sources.

For those who appreciate high-resolution audio, the DSP-AX750SE also supports PCM signals for high-definition sound formats. It comes with a built-in AM/FM tuner, enabling users to enjoy their favorite radio stations. The unit also features a robust power amplifier section, ensuring clean and dynamic audio reproduction even at higher volume levels.

User-friendliness is another key design element of the Yamaha DSP-AX750SE, with an intuitive on-screen menu system that simplifies navigation and setup. The remote control is designed to provide easy access to various functions, allowing users to tweak settings on-the-fly without hassle.

In conclusion, the Yamaha DSP-AX750SE is a feature-rich audio receiver that excels in enhancing the home theater experience. With its advanced processing technologies, versatility in connectivity, and user-friendly design, it is well-suited for anyone looking to create an exceptional audio environment. Whether for movie nights or music playback, the DSP-AX750SE remains a reliable choice for high-performance sound.