Kenwood 7180 Manual

The Kenwood 7180 is a high-performance audio receiver featuring AM/FM radio tuner, multiple audio inputs, built-in amplifier, digital signal processing, remote control, preset memory stations, tone controls, and connectivity options for various audio sources. Powered by 120V AC, 60Hz. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Main unit with digital display, Remote Control, AM/FM antenna terminals, Audio input jacks, Speaker outputs, Headphone jack, AC power input.

Feature	Description
AM/FM Tuner	Digital tuning with preset memory
Audio Inputs	Multiple RCA inputs for CD, AUX, Tape
Speaker Outputs	For connecting left and right speakers
Headphone Jack	For private audio listening
AC Power Input	For power connection
Remote Sensor	Infrared receiver for remote control
POWER	Turns unit on/off
VOLUME	Adjusts audio output level
BASS/TREBLE	Tone control adjustments
PRESET	Stores and recalls favorite stations

Installation

Unpack and inspect contents. Place on stable, level surface.

1. Connect speakers: Attach speaker wires to corresponding terminals.
2. Connect antenna: Attach AM loop antenna and FM wire antenna.
3. Connect audio sources: Use RCA cables for CD player, tape deck, etc.
4. Plug into AC power outlet.

WARNING! Ensure proper ventilation; do not block ventilation openings. Keep away from heat sources.

First-Time Setup

Power on unit; initialize settings.

1. Set clock: Press CLOCK button and set current time.
2. Program radio stations: Use auto-scan or manual tuning to store presets.
3. Configure audio settings: Adjust bass, treble, and balance to preference.
4. Test all inputs: Verify each audio source is working properly.

CAUTION! Ensure all connections are secure before powering on.

Specifications

• Power Output: 50W per channel (RMS)
• Tuner Section: AM/FM stereo
• Frequency Response: 20Hz - 20kHz
• Inputs: CD, AUX, Tape In/Out
• Outputs: Speaker terminals, headphone jack
• Signal-to-Noise Ratio: >80dB
• Power Requirements: 120V AC, 60Hz
• Dimensions: Standard component size

Controls and Settings

Front panel controls: POWER, VOLUME, BASS, TREBLE, BALANCE, INPUT SELECTOR.

Remote: POWER, Numeric buttons, VOLUME, MUTE, INPUT SELECT, PRESET, TUNING.

Audio Settings: BASS (-10 to +10), TREBLE (-10 to +10), BALANCE (L/R adjustment). Tuner: Manual/Auto tuning, Preset memory (up to 30 stations). System: Clock setting, Sleep timer, Reset function.

Connecting Devices

Audio Sources: CD player, Tape deck, AUX devices. Speakers: Left and right channels.

1. Turn off unit before connecting devices.
2. Match RCA cables to correct inputs (CD, AUX, Tape).
3. Connect speakers observing proper polarity.
4. Select input source via INPUT selector.

Tip: Use quality cables for best audio performance.

Radio Operation

AM/FM stereo reception with preset memory.

1. Select band: Press AM/FM button to choose desired band.
2. Tune stations: Use TUNING buttons or auto-scan.
3. Store presets: Tune to station, press and hold PRESET button.
4. Recall presets: Press PRESET button followed by preset number.
5. Mono/stereo: Auto-switching; manual mono available for weak signals.

WARNING! Ensure proper antenna placement for best reception.

Audio Settings

Tone Controls: Adjust BASS and TREBLE to preference. Balance: Adjust left/right speaker balance. Loudness: Enhances bass at low volumes (if available).

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth for exterior. Avoid liquids and abrasive cleaners.

CAUTION! Do not use chemical cleaners; keep away from moisture.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Copyright © Kenwood Corporation. For support, visit www.kenwood.com or contact authorized service centers.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord/outlet	Check power connection; try different outlet.
No sound	Volume/mute/speakers	Check volume level; verify mute off; check speaker connections.
Poor radio reception	Antenna/placement	Reposition antennas; extend FM antenna fully.
Remote not working	Batteries/obstacles	Replace batteries; ensure clear path to sensor.
Distorted sound	Input level/speakers	Reduce source volume; check speaker impedance.

Reset: Disconnect power for 30 seconds to reset unit.

Service: Contact authorized Kenwood service center for repairs.