Additional Information

Troubleshooting

If you run into any problems using this receiver, use the following list.

First, check that the power cord is connected firmly. Should any problem persist, consult your nearest Sony dealer.

Power

The TV turns off when you turn on the receiver with the remote.

/Make sure that the TV is off when you turn on the receiver with the remote.

The component turns off when you select a component with the remote.

/The component was turned on by another remote. The component needs to be turned on by the receiver’s remote or manually (after selection).

Some components do not turn off when you press ALL OFF / SYSTEM OFF.

/The component was turned on by another remote. Turn off the component manually.

On-screen control

The on-screen display does not appear.

/Set your TV to the appropriate input mode.

/Place your TV away from the audio components.

/Select the appropriate component on the receiver.

The on-screen display does not respond or disappears while you are using the remote.

/Make sure the remote is not too far from the IR sensor.

The on-screen display becomes distorted when you select a component with the remote.

/There may be distortion in the video signal, but this is not a malfunction, continue as is.

You have difficulty operating the unit because the on- screen display is distorted.

/If you connect two or more VCRs to the receiver, make sure to use a distributor when connecting the TV antenna to the VCRs to preserve video signal quality.

/Clean the head of the VCR.

/Do not select channels where there is no broadcast. Set your VCR (etc.) to skip channels where there is no broadcast.

The remote does not function.

/Replace weak batteries in the remote with new ones.

/Remove any obstacles in the path of the remote and the IR sensor.

/The infrared (IR) signals transmitted from the IR emitter may not be reaching the IR sensor on the respective component. In such a case, connect the IR repeater to IR OUT jack on the rear of the receiver (see page 6).

/Press the GUI button on the remote before performing the operation (USA and Canada only).

Sound

No sound or only a very low-level sound is heard.

/Check that the speakers and components are connected securely.

/Make sure you select the correct component on the receiver.

/Make sure you set the SPEAKERS selector correctly (see page 10).

/Click the icon if the MUTING indicator on the front panel is lit.

/The protective device on the receiver has been activated because of a short circuit. (“PROTECTOR” flashes.) Turn off the receiver, eliminate the short-circuit problem and turn on the power again.

The left and right sounds are unbalanced or reversed.

/Check that the speakers and components are connected correctly and securely.

/Adjust the BALANCE control on the front panel.

(continued)

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Sony STR-DA90ESG manual Troubleshooting
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STR-DA90ESG specifications

The Sony STR-DA90ESG is a high-performance A/V receiver that made waves in the late 1990s, becoming a favorite among audiophiles and home theater enthusiasts. This 5.1-channel receiver is recognized for its robust build quality and an impressive array of features that elevate the home entertainment experience.

At the heart of the STR-DA90ESG is its powerful amplification system. It delivers a continuous 90 watts per channel into 8 ohms, allowing for crystal-clear sound reproduction across a diverse range of audio frequencies. The receiver supports Dolby Digital and DTS formats, enhancing the surround sound experience for movies and music, making it a solid choice for home cinema setups.

One of the standout features of the STR-DA90ESG is its Digital Signal Processing (DSP) capabilities. The receiver includes various sound modes that can be tailored to suit different listening environments. Users can choose from multiple surround simulation settings to create an immersive audio experience, whether during a blockbuster movie or while listening to music.

The receiver is equipped with multiple input options, including six audio inputs and three video inputs, ensuring compatibility with a variety of devices. The inclusion of component video inputs allows for connections to high-definition sources, which was ahead of its time, catering to the evolving consumer landscape of the late 90s. This versatility makes it easy for users to switch between devices seamlessly, enhancing user convenience.

Another defining characteristic of the STR-DA90ESG is its build quality. Sony has a longstanding reputation for creating durable and reliable products, and this receiver is no exception. The solid chassis helps reduce vibrations and electromagnetic interference, which contributes to better sound quality overall.

In terms of user interface, the receiver offers a straightforward LED display and an intuitive remote control that facilitates easy navigation through settings and adjustments. The ability to store custom sound settings also adds a personal touch to the listening experience.

Overall, the Sony STR-DA90ESG stands as a testament to the brand's commitment to quality audio and video performance. Its blend of powerful amplification, versatile connectivity, and user-friendly features makes it a timeless choice for those looking to enhance their home entertainment setup. Even years after its release, the STR-DA90ESG remains a respected component in the realm of audio and home theater systems.
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