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Marantz 2215 User Manual

Marantz 2215
26 pages
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Marantz 2215 Specifications

General IconGeneral
Power Output15 watts per channel into 8Ω (stereo)
Total Harmonic Distortion0.8%
Damping Factor45
Input Sensitivity2.2mV (MM), 180mV (line)
Tuning RangeFM, MW
Output180mV (line)
Speaker Load Impedance4Ω to 16Ω
Semiconductors24 x transistors
Dimensions440 x 137 x 365mm

Summary

Introduction to Marantz 2215 Service Manual

Service Notes and Unit Breakdown

Details on units comprising the chassis and their board locations.

AM Tuner Operation and Alignment

AM IF Alignment Procedure

Procedure for aligning AM IF transformer cores for optimal response.

AM Frequency Range and Tracking Alignment

Steps for aligning AM frequency range and tracking.

FM Tuner Operation

Muting and Auto-Stereo Switching Circuits

Explanation of solid-state muting and auto-stereo switching circuits.

MPX Stereo Decoding Circuit

Description of the MPX stereo decoding circuit for channel separation.

FM Tuner Troubleshooting Guide

Troubleshooting: No FM Reception

Troubleshooting steps for no FM reception, checking local oscillator and circuits.

Troubleshooting: No Stereo Separation

Troubleshooting steps for lack of stereo separation, checking pilot signals.

Phono and Pre-amplifier Section

Main Amplifier Operation

Audio Trouble Analysis Procedures

Voltage Conversion Instructions

Required Test Equipment for Servicing

AM Alignment Procedures

FM Alignment Procedures

Stereo Separation Alignment

Muting Threshold Adjustment

Audio Adjustment Procedures

Marantz 2215 Specifications

Audio Circuits Specifications

Technical specifications for audio output, distortion, and frequency response.

FM Sections Specifications

Technical specifications for FM reception sensitivity, selectivity, and separation.

General Specifications

General specifications including power requirements, dimensions, and weight.

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