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Marantz 2220B User Manual

Marantz 2220B
29 pages
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2220B

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Marantz 2220B Specifications

General IconGeneral
Power Output20 watts per channel into 8Ω (stereo)
Total Harmonic Distortion0.3%
Tuning RangeFM, MW
Speaker Load Impedance4Ω to 16Ω
Input Sensitivity2.5mV (MM), 180mV (line)
Signal to Noise Ratio78dB (MM), 85dB (line)

Summary

AM Tuner

AM Tuner Troubleshooting

Provides troubleshooting tips for the AM tuner section.

FM Tuner

FM Reception Troubleshooting

Guides for diagnosing no FM reception and no stereo separation issues.

Phono and Pre-Amplifier

Main Amplifier

Main Amplifier Circuit

Describes the differential amplifier, current limiting, and protection circuits.

Audio Trouble Analysis

Common Audio Faults

Lists and explains common audio problems and their troubleshooting steps.

FM Alignment Procedures

FM Signal Alignment

Step-by-step instructions for aligning the FM tuner for optimal performance.

Stereo Separation Alignment

Procedure for adjusting stereo separation for accurate channel output.

AM Alignment Procedure

Schematic Diagram

Overall Circuit Diagram

Provides a comprehensive schematic of the entire receiver's circuitry.

Parts List

Technical Specifications

Voltage Conversion

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