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NAD 3020B Service Manual

NAD 3020B
24 pages
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SERVICE
MANUAL
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NAD 3020B Specifications

General IconGeneral
Power Output20 W per channel into 8 Ω
Total Harmonic Distortion0.02% at rated power
Input Sensitivity150mV
Speaker Load Impedance4 Ω to 16 Ω
Frequency Response20Hz - 20kHz (±0.5dB)

Summary

Rear Panel Connections

Rear Panel Connection Descriptions

Lists rear panel connections in English, French, and German.

Front Panel Controls

Front Panel Control Listings

Details front panel controls for both 3020B and 3120 models.

Specifications

Power Amplifier Specifications

Technical data for the power amplifier section.

Preamplifier Specifications

Technical data for the preamplifier section.

Physical Specifications

Dimensions, weight, and power requirements.

Alignment Procedures

General Alignment Guidelines

Instructions for checking and adjusting amplifier performance.

Idling Current Adjustment

Steps for setting the amplifier's idling current.

DC Offset Adjustment

Procedure for correcting DC offset in amplifier channels.

3020B PCB Parts Location and Wiring Diagram

3120 PCB Parts Location and Wiring Diagram

3020B Schematic Diagram

3120 Schematic Diagram

3020B Exploded View

3020B Parts List

3120 Parts List

Packing Diagram

3120 Exploded View

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