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NAD 3225PE Service Manual

NAD 3225PE
22 pages
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NAD 3225PE Specifications

General IconGeneral
Frequency Response20Hz to 20kHz
Damping Factor50
Input Sensitivity2.5mV (MM), 150mV (line)
Power Output25 W per channel into 8Ω (stereo)
Total Harmonic Distortion0.03%
Speaker Load Impedance4 to 16 ohms
Dimensions420 x 108 x 270mm
Input Impedance47k ohms (line)

Summary

Rear and Front Panel Connections

Front Panel Controls

Identifies and describes the controls and indicators on the front of the amplifier.

Rear Panel Connections

Identifies and describes the input/output connectors and switches on the rear of the amplifier.

Integrated Amplifier Specifications

Power Amplifier Section Specifications

Detailed technical performance metrics for the power amplifier stage.

Preamplifier Section Specifications

Detailed technical performance metrics for the preamplifier stage.

Alignment Method

Initial Adjustment Procedure

Procedures for initial setup and calibration of amplifier bias and voltage.

Final Adjustment Procedure

Procedures for final calibration after initial setup.

PCB Layouts and Wiring Diagrams

3225PE Amplifier PCB Layout

Component layout and trace routing for the NAD 3225PE model.

3225PE Schematic Diagram

Detailed electrical circuit diagram for the NAD 3225PE amplifier.

3020i Amplifier PCB Layout

Component layout and trace routing for the NAD 3020i model.

3020i Schematic Diagram

Detailed electrical circuit diagram for the NAD 3020i amplifier.

Parts List and Exploded View

Parts List

Comprehensive list of components for the NAD 3225PE/3020i.

Exploded View of Components

Visual representation of component assembly for the NAD 3225PE/3020i.

Packing Diagram

Packing Contents

List of items included in the product packaging for shipping.

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