Sony STR-DE725 Operating Instructions

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Year 1998

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Sony STR-DE725 Specification

The Sony STR-DE725 is a high-fidelity audio/video receiver designed to deliver exceptional sound quality and versatile connectivity options for home entertainment systems. It features a robust build with a sleek design, incorporating advanced audio processing technologies to enhance the listening experience. The receiver supports Dolby Pro Logic and Dolby Digital (AC-3) decoding, providing immersive surround sound for movies and music. With a total power output of 100 watts per channel across five channels, the STR-DE725 ensures powerful and clear audio reproduction.

The unit includes multiple audio and video input/output options, offering flexibility in connecting various devices such as CD players, turntables, televisions, and gaming consoles. Its input configuration includes several analog audio inputs, composite video inputs, and an FM/AM tuner with 30 presets for radio enthusiasts. A dedicated phono input is available, catering to vinyl record enthusiasts. The front panel is equipped with user-friendly controls and a digital display for ease of operation, allowing users to adjust settings and switch between inputs effortlessly.

The Sony STR-DE725 also includes a remote control for convenient operation from a distance, ensuring seamless integration into any home theater setup. Its design prioritizes both functionality and aesthetics, making it suitable for various home environments. Additionally, the receiver supports multi-room audio through its dual-room capability, allowing audio playback in different zones simultaneously. Overall, the Sony STR-DE725 stands out for its comprehensive feature set, high-quality sound output, and reliability, making it an excellent choice for audiophiles and home theater enthusiasts seeking a versatile and powerful audio/video receiver.

Sony STR-DE725 F.A.Q.

How do I connect my Sony STR-DE725 to a TV?

To connect your Sony STR-DE725 to a TV, use an RCA cable. Connect the audio output from your TV to the "TV/SAT" input on the receiver. Make sure both devices are powered off before connecting the cables.

What should I do if there is no sound coming from my Sony STR-DE725?

Check that the receiver is set to the correct input source and that the volume is turned up. Ensure that all cables are securely connected. Also, check if the mute function is activated and disable it if necessary.

How can I reset the Sony STR-DE725 to factory settings?

To reset the STR-DE725, turn it off and then press and hold the "POWER" button until "INITIAL" appears on the display. This will reset all settings to their factory defaults.

How do I set up the FM/AM radio on the Sony STR-DE725?

Connect the FM and AM antennas to the receiver. Turn on the receiver and select either FM or AM. Use the tuning buttons to find and set your desired station.

Can I use a subwoofer with the Sony STR-DE725?

Yes, you can connect a subwoofer to the STR-DE725 using the "SUBWOOFER OUT" jack. Use an RCA cable to connect it to the subwoofer's input.

How do I perform speaker calibration on the Sony STR-DE725?

Manually adjust the speaker levels using the "LEVEL" button on the remote control. Use test tones to ensure balanced sound from each speaker.

What are the common reasons for the Sony STR-DE725 overheating?

Common reasons include inadequate ventilation, placing the receiver in an enclosed space, or stacking other electronic devices on top. Ensure there is sufficient airflow around the unit.

How can I update the firmware on my Sony STR-DE725?

The Sony STR-DE725 does not support firmware updates as it is an older model. Ensure optimal performance by keeping the unit clean and well-maintained.

What should I do if my remote control for the Sony STR-DE725 is not working?

First, replace the batteries in the remote. If it still doesn't work, check for any obstructions between the remote and the receiver, or try resetting the remote by removing the batteries and pressing all buttons.

Is it possible to connect Bluetooth devices to the Sony STR-DE725?

The Sony STR-DE725 does not have built-in Bluetooth support. However, you can use a Bluetooth adapter connected to one of the audio inputs to stream audio from Bluetooth devices.