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Harman Kardon 930 User Manual

Harman Kardon 930
13 pages
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AM/FM/Stereo FM
Solid State Receiver
The Harman-Kardon
Model 930
harman/kardon
THE MUSIC COMPANY
Instruction Manual

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Harman Kardon 930 Specifications

General IconGeneral
Power Output45 watts per channel into 8Ω (stereo)
Frequency Response20Hz to 20kHz
Tuning RangeFM, MW
Damping Factor40
Input Sensitivity2.5mV (MM)
Signal to Noise Ratio75dB

Summary

Introduction

Warranty and Service Policy

Policy Details

Outlines the warranty coverage for material and workmanship defects for two years from purchase.

Warranty Exclusions

Specifies items not covered by the warranty, such as wooden enclosure damage and shipping costs.

Service Registration

Mandates retaining the original bill of sale for warranty service claims.

Service Information

Provides contact information for customer service and authorized repair assistance.

Installation Procedure

Ventilation Requirements

Specifies minimum clearances for proper airflow around the receiver.

Power Requirements

Details AC power connection, voltage compatibility, and auxiliary outlets.

Fuse Protection

Explains the role of fuses and the importance of using correct replacements.

Speaker Phasing

Guides on connecting speakers for correct phase alignment and optimal sound.

Connecting Speakers for Stereo Operation

Dual System Connection

Instructions for connecting four speakers across two independent systems.

Stereo and Monophonic Configurations

Diagrams for connecting speakers in stereo and monophonic modes with loading resistors.

Input Connections

FM Antenna Connection

How to connect 300-ohm twin lead or 75-ohm coaxial FM antennas.

AM Antenna Connection

Instructions for connecting the AM loopstick or an external wire antenna.

Preamp Out and Amp In

Using preamplifier output and power amplifier input connections for external processors.

Phono Inputs

Connecting magnetic pickup turntables to the dedicated Phono 1 and Phono 2 inputs.

Ground Connection

Establishing a common ground between the receiver and other audio components.

Auxiliary Inputs

Connecting high-level sources like tape decks, tuners, or crystal pickups.

Tape Monitor Connections

Connecting tape recorders for recording and monitoring programs.

Operating Procedure

Mode Switch

Selecting between stereo, monophonic, and channel reverse operation.

Volume Control

Adjusting the overall signal level for playback.

Balance Control

Fine-tuning the sound level between left and right channels.

Bass and Treble Controls

Adjusting low and high frequencies for desired tonal balance.

Function Switch

Selecting the input source for playback (Phono, AM, FM, Aux).

Power Switch

Turning the receiver on and off, and controlling switched outlets.

Speaker Selector Switches

Selecting which speaker system(s) are active.

Tape Monitor Switches

Enabling tape monitoring for recording and playback comparison.

High Cut Filter

Reducing high-frequency noise like scratch and hiss.

Low Cut Filter

Reducing low-frequency noise such as record rumble.

Tone Defeat Switch

Bypassing tone controls for a flat frequency response.

Contour Switch

Enhancing low-frequency response at low listening levels.

FM Muting Switch

Disabling FM muting to hear weaker stations or reduce interstation noise.

MPX Filter Switch

Reducing noise associated with weak FM multiplex signals.

Stereo Auto Switch

Automatically selecting stereo FM broadcasts or forcing mono.

Equalization

Hum and Noise Troubleshooting

Service and Support

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