Parasound 275 V.2 manual Unpacking Your Model 275, Placement Guidelines, Ventilation Requirements

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Unpacking Your Model 275 v.2 & Placement Guidelines

Unpacking Your Model 275 v.2

Carefully remove your Model 275 v.2 from its shipping carton and locate the enclosed accessories:

AC power cord

Two 12V DC trigger wires with mono plugs, one with 3.5 mm (1/8‖) mini plugs, one with a 2.5mm sub-mini plug and a 3.5mm mini plug

While you are unpacking your Model 275 v.2, inspect it thoroughly for possible shipping damage and tell your Parasound dealer immediately if you find any evidence of shipping damage. This would be a good time to make a copy of your sales receipt to store with the Model 275 v.2’s original packing.

Note: Please save and store both the inner and outer cartons and, most especially, the foam packing inserts to protect the Model 275 v.2 if you have to move it or ship it. You may wish to flatten the cardboard cartons to save room in storage after cutting the taped seams on the bottom flaps.

Placement Guidelines

The Model 275 v.2 will be easier to use and will last longer if you follow these simple guidelines:

Place the Model 275 v.2 on a surface that will adequately support its substantial weight.

Use input and output cables that are long enough to leave some slack; that will enable you to pull the Model 275 v.2 out of a cabinet to check or to change connections without inadvertently disconnecting cables.

The Model 275 v.2 should never be placed in a completely enclosed cabinet

Place your Model 275 v.2 where you can route input and output signal cables as far as possible from any AC cords.

Where signal cables must cross AC cords they should do so only at a 90° right angle.

Ventilation Requirements

Always position the Model 275 v.2 horizontally.

The Model 275 v.2 should never be stacked immediately on top of another power amplifier.

Do not install the Model 275 v.2 in an unventilated equipment cabinet or compartment. Pockets of stagnant hot air can build up even in a cabinet with an open front and back.

Rack Mounting Your Parasound Model 275 v.2

The Model 275 v.2 front panel occupies only one rack space in a standard 19‖ equipment rack.

For rack mounting, you’ll need to use the Parasound RMK11 rack mounting kit (purchased separately). We recommend that you use the 8 insulated shoulder washers with the four mounting bolts which are included with the RMK11. Position these washers on both sides so they ―sandwich‖ the front panel before the mounting bolts are screwed into the rack rail. This will eliminate metal-to-metal contact between the Model 275 v.2 chassis, the equipment rack, and the other components in the rack.

Note: Tighten each bolt just enough to keep the unit secure in the rack to avoid deforming the shoulder washers. Eliminating metal-to-metal contact reduces the likelihood of creating a ground loop that might introduce hum into your system.

A single standard rack space is 1-3⁄4" (44mm) high in a 19" wide equipment rack. This measurement standard was developed by the EIA (Electronic Industries Association) so manufacturers of electronic components and equipment racks could build products in standardized heights that would fit in a uniform space. Please call your Parasound dealer or Parasound Technical Services if you need additional advice about rack mounting the Model 275 v.2.

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Contents Model 275 Important Safety Instructions Table of Contents Parasound Staff Keeping Records for Future Reference Important Warranty informationThank You for Choosing Parasound Ventilation Requirements Placement GuidelinesUnpacking Your Model 275 Rear Panel Connections and Controls AC Mains VoltageBridged Mono Switch Front Panel Speaker Selector Lockout SwitchHigh Pass Filter Switch Right and L Left Level KnobsSetting Up the Model 275 v.2 for Bridged Mono Operation Speaker Wire Length and Gauge thicknessBridged Mono Operation Speaker TerminalsTwo 8 Ohm Speakers Single 8 Ohm SpeakerSingle 4 or 6 Ohm Speaker Manual Position Turn On Options SwitchAudio Position Automatic on/off 12V Position Automatic on/off5mm and 2.5mm trigger jacks Volt Input Jacks12V Loop Out Jack Front Panel Operation Amp is Overheating or the Hi-Temp Indicator is Illuminated Problems and RemediesUnit Will Not Turn On No Sound From the Speakers but amp turns onAre You Having Difficulty? Repair or ServiceSpecifications Parasound Products, Inc McKinnon Ave, San Francisco, CA

275 V.2 specifications

The Parasound 275 V.2 is a powerful and versatile amplifier that stands out in the crowded landscape of audio equipment. Known for its robust construction and high-quality performance, it has become a favorite among audiophiles and home theater enthusiasts alike.

At the heart of the 275 V.2 is its impressive power output. Delivering 2 x 60 watts into 8 ohms and 2 x 90 watts into 4 ohms, this amplifier can easily drive a variety of speakers efficiently. This output is achieved with a toroidal transformer and high-capacity filter capacitance, ensuring a clean and dynamic sound. The amplifier's ability to provide high current allows it to maintain performance under demanding conditions, making it a reliable choice for both music and movie playback.

One of the standout features of the Parasound 275 V.2 is its use of high-quality components. The amplifier employs discrete, low-noise, high-speed transistors for an ultra-linear frequency response, resulting in low distortion across all frequencies. Additionally, it features a full complement of protection circuitry that shields the amplifier and connected speakers from potential damage, which is a crucial aspect of long-term reliability.

The design of the 275 V.2 also places a strong emphasis on versatility. It includes both unbalanced RCA inputs and balanced XLR inputs, allowing it to seamlessly integrate into a variety of audio systems. This flexibility is particularly beneficial for users with high-end source components that utilize balanced outputs.

User-friendly features like a 12V trigger input and output enable easy integration into automated systems, while the inclusion of a remote trigger output means the amplifier can work in conjunction with other powered devices. Furthermore, the amplifier has a front-panel power switch, which can be beneficial for quick access.

Aesthetically, the Parasound 275 V.2 is designed with a modern look, featuring a sleek chassis that is both durable and stylish. It also sports an elegant, minimalist front panel, which reflects the brand's commitment to quality.

In summary, the Parasound 275 V.2 is a high-performance amplifier that combines impressive power, superior build quality, and versatile connectivity options. Its innovative technologies and thoughtful engineering make it a top contender for anyone looking to elevate their audio experience, whether in a home theater or a dedicated listening room. With its balance of reliability and performance, the 275 V.2 is a commendable choice for discerning audio enthusiasts.