kenwood 5120 manual

The Kenwood 5120 is a high-performance audio receiver with advanced digital processing, multiple input/output options, built-in amplifier, remote control functionality, and comprehensive audio adjustments. Designed for home audio systems with support for various audio sources and connectivity options. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Digital audio processor, amplifier section, Remote Control, multiple audio inputs, speaker outputs, headphone jack, tone controls.

Feature	Description
Power Output	100W per channel at 8 ohms
Audio Inputs	RCA, optical, coaxial digital inputs
Speaker Outputs	Binding posts for main and surround speakers
Headphone Jack	6.3mm stereo headphone output
AC Power Input	Standard power cord connection
Tone Controls	Bass, treble, balance adjustments
Input Selector	Switches between multiple audio sources
Volume Control	Motorized volume knob with remote control
MUTE	Instant audio mute function
POWER	Main power on/off switch

Installation

Unpack and inspect all components. Place unit on stable, well-ventilated surface.

1. Connect speakers: Use speaker wire to connect main and surround speakers to appropriate terminals.
2. Connect audio sources: Use RCA cables for analog sources, optical/coaxial for digital sources.
3. Connect antenna: Attach FM/AM antenna for radio reception.
4. Plug into AC power outlet.

WARNING! Ensure proper ventilation around unit. Do not block ventilation openings.

First-Time Setup

Power on receiver; follow initial setup procedure.

1. Input configuration: Assign inputs to connected sources in setup menu.
2. Speaker setup: Configure speaker size, distance, and levels.
3. Tone settings: Adjust bass, treble, and balance to preference.
4. Radio presets: Auto-scan and store favorite radio stations.

CAUTION! Ensure all connections are secure before powering on.

Specifications

• Power Output: 100W x 2 channels (8 ohms)
• Frequency Response: 20Hz - 20kHz
• Total Harmonic Distortion: 0.08%
• Input Sensitivity: 200mV
• Signal-to-Noise Ratio: 100dB
• Inputs: 4 analog, 2 digital (optical/coaxial)
• Outputs: Speaker terminals, headphone, tape out
• Power Consumption: 220W maximum
• Dimensions: 430mm x 150mm x 330mm

Controls and Settings

Front Panel: POWER, INPUT SELECTOR, VOLUME, BASS, TREBLE, BALANCE, MUTE.

Remote Control: POWER, numeric buttons, INPUT SELECT, VOLUME UP/DOWN, MUTE, TONE controls, preset buttons.

Tone Controls: Bass (±10dB), Treble (±10dB), Balance (L/R adjustment). Input Selection: CD, TUNER, AUX, TAPE. Display: Source indicator, volume level, tone settings. Setup Menu: Speaker configuration, input assignment, factory reset.

Connecting Devices

Audio Sources: CD player, turntable, tape deck, digital audio players.

1. Turn off receiver before making connections.
2. Use appropriate cables for each source type.
3. Connect digital sources to optical/coaxial inputs.
4. Select input source using INPUT selector.

Tip: Use high-quality cables for best audio performance.

Audio Source Operation

Supports various audio sources including CD, radio, auxiliary inputs.

1. Select source: Use INPUT selector to choose desired audio source.
2. Adjust volume: Use volume control to set listening level.
3. Tone adjustment: Modify bass and treble to suit audio content.
4. Mute function: Press MUTE for instant silence.
5. Balance control: Adjust left/right speaker balance.
6. Radio operation: Tune stations manually or use auto-scan.
7. Preset memory: Store up to 30 radio station presets.

WARNING! Avoid excessive volume levels to prevent hearing damage.

Advanced Features

Direct Mode: Bypasses tone controls for pure audio signal. Loudness Control: Compensates for low-volume listening. Speaker A/B Selection: Choose between multiple speaker sets.

Care & Maintenance

Unplug unit before cleaning. Use soft, dry cloth for exterior surfaces. Keep away from moisture and extreme temperatures.

CAUTION! Do not use chemical cleaners. Avoid liquid contact with controls and connectors.

Regulatory Information

CE compliant: Meets European safety standards. RoHS compliant: Free of hazardous substances. Copyright © 2025 Kenwood Corporation. For technical support, visit www.kenwood.com or contact customer service at 1-800-536-9663.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No sound from speakers	Speaker connections/volume	Check speaker wire connections; ensure volume is turned up.
Distorted audio	Input level/speaker impedance	Reduce source volume; check speaker impedance compatibility.
Remote control not working	Batteries/obstructions	Replace batteries; ensure clear line of sight to IR sensor.
No radio reception	Antenna connection	Ensure antenna is properly connected and extended.
Unit overheats	Ventilation/speaker load	Ensure adequate ventilation; check speaker impedance.

Reset: Hold POWER and MUTE for 5 seconds to factory reset.

Service: 1-800-536-9663; www.kenwood.com