Kenwood KR A5020 Manual

The Kenwood KR A5020 is a high-performance stereo receiver featuring AM/FM tuner, multiple audio inputs, speaker outputs, tone controls, and remote control capability. With 50 watts per channel output, this receiver delivers crisp, clear audio for home entertainment systems. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Tuner Operation 8. Audio Settings 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: AM/FM stereo tuner, multiple audio inputs, speaker terminals, remote control, tone controls, headphone jack.

Feature	Description
Power Output	50 watts per channel (8 ohms)
Tuner	AM/FM stereo with 30 station presets
Audio Inputs	CD, Tape, Phono, Aux
Speaker Outputs	A/B speaker selection
Headphone Jack	For private listening
Tone Controls	Bass and treble adjustment
Remote Control	Included for remote operation
Loudness	Enhances bass at low volumes
Power Switch	Main power on/off
Volume Control	Rotary knob for audio level

Installation

Unpack and inspect contents. Place on stable, well-ventilated surface.

Connect speakers: Use speaker wire to connect to A/B speaker terminals.
Connect audio sources: Use appropriate cables for CD player, tape deck, turntable, or auxiliary devices.
Connect antenna: Attach FM wire antenna and AM loop antenna.
Plug into AC power outlet.

WARNING! Ensure proper ventilation; do not block ventilation openings. Use correct speaker impedance.

First-Time Setup

Power on receiver; initialize system settings.

Set input source: Rotate INPUT selector to desired source (CD, Tape, Phono, Aux).
Tune stations: Use TUNING knob to find stations, press MEMORY to store presets.
Adjust volume: Start with low volume and increase gradually.
Speaker selection: Choose A, B, or A+B for speaker output.

CAUTION! Keep away from heat sources and moisture. Ensure proper grounding.

Specifications

Power Output: 50W + 50W (8 ohms, 20Hz-20kHz)
Total Harmonic Distortion: 0.08%
Frequency Response: 10Hz-50kHz
Input Sensitivity: Phono: 2.5mV, CD/Aux: 150mV
Signal-to-Noise Ratio: Phono: 76dB, CD/Aux: 90dB
Tuner Section: FM/AM with 30 presets
Power Requirements: 120V AC, 60Hz
Dimensions: 17-1/4" W × 5-1/4" H × 13-3/4" D
Weight: 15.4 lbs

Controls and Settings

Front panel controls: POWER, VOLUME, INPUT SELECTOR, TUNING, BASS, TREBLE, LOUDNESS, SPEAKERS A/B.

Remote: POWER, VOLUME, MUTE, INPUT SELECTION, TUNER PRESETS.

Tone Controls: BASS (±10dB at 100Hz), TREBLE (±10dB at 10kHz). Loudness: Enhances bass response at low volume levels. Speaker Selection: A, B, or A+B for multiple speaker setups.

Connecting Devices

Audio Inputs: Phono, CD, Tape, Aux. Speaker Outputs: A/B terminals.

Turn off power before making connections.
Match cables to appropriate inputs (RCA cables for audio sources).
Connect speakers observing correct polarity (+/-).
Select input source via INPUT selector.

Tip: Use high-quality cables for best audio performance. Keep cables away from power cords.

Tuner Operation

AM/FM stereo tuner with preset memory.

Select tuner input: Set INPUT to TUNER position.
Tune stations: Use TUNING knob or remote control.
Recall presets: Use numbered buttons on remote or front panel.
Mono/stereo: Auto-switching for FM stereo reception.

WARNING! Ensure proper antenna connection for best reception. Avoid placing near computers or other electronic interference sources.

Audio Settings

Tone controls and audio enhancement features.

Bass Control: Adjusts low frequency response. Treble Control: Adjusts high frequency response. Loudness: Compensates for natural hearing deficiency at low volumes. Balance: Adjusts left/right channel balance (if available).

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth for exterior. Avoid chemical cleaners.

CAUTION! Do not use liquids or aerosols. Keep ventilation openings clear of dust and obstructions.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord/outlet	Check power connection; ensure outlet is working.
No sound	Speaker connections/volume	Check speaker wires; ensure volume is up; verify input selection.
Poor FM reception	Antenna placement	Extend FM antenna fully; reposition for better reception.
Remote not working	Batteries/obstructions	Replace batteries; ensure clear line of sight to IR sensor.
Distorted sound	Input level/speakers	Reduce volume; check speaker impedance compatibility.

Reset: Unplug unit for 30 seconds to reset if needed.

Service: Contact authorized Kenwood service center for repairs.