Denon PMA-2500NE Owner's Manual

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Year 2015

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Denon PMA-2500NE Specification

The Denon PMA-2500NE is a high-fidelity integrated amplifier designed to deliver exceptional audio performance with a focus on precision and clarity. It features Advanced Ultra High Current (UHC) MOS Single Push-Pull Circuit technology, which enhances power output and maintains distortion-free sound even at high volumes. The amplifier offers a robust output of 160 watts per channel into 4 ohms, ensuring ample power to drive demanding speakers.

The PMA-2500NE incorporates a high-grade DAC with support for PCM signals up to 384 kHz/32-bit and DSD signals up to 11.2 MHz, catering to high-resolution audio enthusiasts. Its digital inputs include optical, coaxial, and USB-B, facilitating versatile connectivity with a range of digital sources. An analog mode is available to disable digital circuits, reducing potential interference and preserving the purity of analog audio signals.

The construction features a vibration-resistant design with a solid aluminum front panel and steel top cover, minimizing resonance and ensuring durability. An advanced AL32 Processing Plus technology is employed to interpolate data and enhance audio detail and expression. The phono equalizer supports both MM and MC cartridges, appealing to vinyl aficionados.

Connectivity options extend to multiple analog inputs, a power amp direct input, and two speaker terminals to accommodate different audio setups and bi-wiring configurations. The unit also includes a high-quality headphone amplifier for personal listening. The Denon PMA-2500NE emphasizes an audiophile-grade experience through meticulous engineering and high-quality components, offering a blend of traditional analog sound with modern digital capabilities.

Denon PMA-2500NE F.A.Q.

How do I connect the Denon PMA-2500NE to my speakers?

To connect your Denon PMA-2500NE to speakers, use high-quality speaker cables and connect them to the speaker terminals on the back of the amplifier, ensuring the polarity (+/-) is consistent with your speakers.

What is the proper way to perform a factory reset on the Denon PMA-2500NE?

To perform a factory reset, turn off the unit, then press and hold the "Source Direct" and "Speaker A" buttons while turning the power back on. Hold the buttons until the display begins to flash.

How can I integrate the Denon PMA-2500NE with a home theater system?

To integrate with a home theater system, use the "Power Amp Direct" mode on the PMA-2500NE, allowing the amplifier to work with an AV receiver or processor by connecting via the Power Amp Direct input.

What should I do if there is no sound coming from the Denon PMA-2500NE?

If there is no sound, check that the speaker cables are properly connected, the correct input source is selected, the volume is turned up, and that the mute function is not activated.

How often should I perform maintenance on the Denon PMA-2500NE?

Routine maintenance, such as cleaning the exterior and ensuring the ventilation is unobstructed, should be done every few months. An internal check by a professional is recommended every 2-3 years.

Can the Denon PMA-2500NE be used with headphones, and how?

Yes, the PMA-2500NE has a dedicated headphone jack on the front panel. Simply plug in your headphones to listen privately.

What is the best way to clean the Denon PMA-2500NE?

Use a soft, dry cloth to wipe the exterior of the unit. Avoid using any liquid cleaners or spraying anything directly onto the amp.

How do I update the firmware of the Denon PMA-2500NE?

The Denon PMA-2500NE does not support firmware updates as it is an analog amplifier without digital processing capabilities.

What should I do if the Denon PMA-2500NE overheats?

Ensure the amplifier has adequate ventilation and is not placed in a confined space. Turn off the unit and let it cool down before using it again. Consider using a cooling fan if overheating persists.

Is it possible to bi-wire speakers with the Denon PMA-2500NE?

Yes, the Denon PMA-2500NE supports bi-wiring. Use separate speaker cables for the high and low frequency terminals of your speakers and connect them to the corresponding terminals on the amplifier.