Kenwood Audio Video Surround Receiver VR 407 Manual

The Kenwood VR 407 is a high-performance audio video surround receiver featuring Dolby Digital and DTS decoding, multiple audio/video inputs, AM/FM tuner, digital sound field processing, multi-room capability, and 100W per channel power output. Below are key sections for setup, operation, features, specifications, and troubleshooting.

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

Features at a Glance

Key components: Main unit, Remote control, AM loop antenna, FM wire antenna, Batteries, Audio/video cables.

FeatureDescription
Dolby Digital/DTS Decoding5.1 channel surround sound processing
Power Output100W per channel (front), 50W (center/surround)
Audio Inputs4 stereo audio, phono, CD, tape
Video Inputs3 composite video, S-video
Digital Inputs2 optical, 1 coaxial
Multi-room CapabilitySecond zone audio output
TunerAM/FM with 30 station presets
Sound Field ProcessingHall, Theater, Stadium modes
Speaker Terminals5 channels plus subwoofer output
Remote ControlMulti-brand learning capability

Installation

Unpack and inspect contents. Place in well-ventilated area.

  1. Connect speakers: Match polarity (+/-) for front L/R, center, surround L/R.
  2. Connect subwoofer: Use subwoofer pre-out or speaker level inputs.
  3. Connect source devices: DVD, CD, VCR, cable/satellite box to appropriate inputs.
  4. Connect antennas: AM loop antenna, FM wire antenna to terminals.
  5. Plug into AC power.

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

First-Time Setup

Power on receiver; follow on-screen display prompts.

  1. Auto speaker setup: Use built-in test tone generator to set levels.
  2. Input assignment: Assign digital inputs to specific sources.
  3. Tuner setup: Auto-scan and store AM/FM stations.
  4. Surround mode: Select default Dolby Digital/DTS processing.
  5. Multi-room setup: Configure second zone if used.

CAUTION! Turn volume to minimum before power on to prevent speaker damage.

Specifications

Controls and Settings

Front Panel: POWER, INPUT SELECTOR, VOLUME, TONE controls, HEADPHONE jack.

Remote: POWER, INPUT SELECT, VOLUME, MUTE, SURROUND MODE, TUNER PRESETS, NUMERIC KEYPAD.

Audio Settings: Bass, Treble, Balance, Loudness. Surround Settings: Dolby Digital, DTS, Pro Logic, Hall, Theater. Tuner: Auto scan, Manual tuning, Preset memory. System: Speaker size, Distance, Level calibration, Input rename.

Connecting Devices

Audio Sources: CD, Tape, Phono, Aux. Video Sources: DVD, VCR, Cable/Satellite.

  1. Turn off all devices before connecting.
  2. Use appropriate cables: RCA for audio, composite/S-video for video.
  3. Connect digital sources to optical/coaxial inputs.
  4. Assign inputs via setup menu.
  5. Select source via INPUT selector.

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

Surround Sound Setup

Optimal speaker placement for 5.1 surround.

  1. Front speakers: Place at ear level, equidistant from listening position.
  2. Center speaker: Above/below TV screen, aimed at listening area.
  3. Surround speakers: To sides or slightly behind listening position.
  4. Subwoofer: Corner placement for enhanced bass response.
  5. Run auto calibration or manual speaker setup.
  6. Adjust individual channel levels as needed.

WARNING! Ensure all speaker connections are secure and polarity correct.

Multi-Room Operation

Second zone audio capability for additional rooms.

  1. Connect speakers to Zone 2 terminals.
  2. Enable Zone 2 in system setup menu.
  3. Select source for Zone 2 (different from main zone).
  4. Adjust Zone 2 volume independently.
  5. Use remote in second room with IR extender if needed.

Care & Maintenance

Unplug before cleaning. Use soft, dry cloth only; avoid chemicals.

Keep unit dry and away from heat sources. Ensure ventilation openings are unobstructed.

CAUTION! No user-serviceable parts inside. Refer servicing to qualified personnel.

Regulatory Information

FCC Part 15: Class B digital device compliant. UL listed. Copyright © Kenwood Corporation. For support, visit www.kenwood.com or contact authorized service centers.

Troubleshooting

SymptomPossible CauseCorrective Action
No powerPower cord/outletCheck power connection; try different outlet.
No soundSpeaker connections/muteCheck speaker wires; ensure not muted; verify input selection.
No surround soundSource/decodingEnsure source has Dolby/DTS signal; select correct surround mode.
Remote not workingBatteries/obstructionsReplace batteries; ensure clear path to sensor.
Poor tuner receptionAntenna placementReposition antennas; check connections.
OverheatingVentilationEnsure adequate ventilation; clear obstructions.

Reset: Hold POWER while unplugging, then replug to reset microprocessor.

Service: Contact authorized Kenwood service center; www.kenwood.com

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