LG DK377 Manual

The LG DK377 is a versatile home entertainment system with integrated DVD player, AM/FM tuner, and multiple connectivity options. This system features a 5-disc CD changer, digital sound processing, karaoke functions, and support for various audio formats. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: Main unit with 5-disc changer, remote control, front panel controls, speaker outputs, multiple audio/video inputs and outputs.

Feature	Description
5-Disc CD Changer	Allows continuous playback of multiple discs
DVD Player	Plays DVD-Video, DVD-R/RW, DVD+R/RW
AM/FM Tuner	40 preset stations (20 AM, 20 FM)
Karaoke Functions	Microphone inputs with echo control
Audio Formats	MP3, WMA, CD-DA compatible
Digital Sound Processor	Multiple sound modes (Jazz, Rock, Classic, etc.)
Video Outputs	Composite and S-Video outputs
Audio Inputs	Auxiliary input for external devices
Sleep Timer	Auto power off after set time
Remote Control	Full function remote included

Installation

Unpack and inspect all components. Place on stable, level surface.

1. Connect speakers: Match speaker wire polarity (red to red, black to black).
2. Connect antenna: Attach AM loop antenna and FM wire antenna.
3. Connect TV: Use video output cables to TV input.
4. Connect power: Plug AC cord into wall outlet.
5. Connect other devices: Use auxiliary input for external audio sources.

WARNING! Ensure proper ventilation around unit. Do not place in enclosed spaces.

First-Time Setup

Power on system; follow initial setup procedure.

1. Set clock: Press CLOCK button and enter current time.
2. Tune radio stations: Use auto-scan or manual tuning to set presets.
3. Configure speakers: Set speaker size and distance in setup menu.
4. Set language: Select menu language (default: ENGLISH).
5. Test all functions: Verify disc playback, radio reception, and inputs.

CAUTION! Keep magnetic devices away from speakers to avoid interference.

Specifications

• Audio Power: 100W total RMS (25W x 4 channels)
• Frequency Response: 20Hz - 20kHz
• Signal-to-Noise Ratio: >80dB
• Disc Compatibility: DVD, DVD±R/RW, CD, CD-R/RW, MP3/WMA CD
• Tuner Range: FM 87.5-108MHz, AM 530-1710kHz
• Video Output: Composite (1Vp-p, 75Ω), S-Video
• Audio Input: 200mV/47kΩ
• Power Requirements: 120V AC, 60Hz, 45W
• Dimensions: 16.5" W x 4.3" H x 12.6" D
• Weight: 9.7 lbs

Controls and Settings

Front Panel: POWER, OPEN/CLOSE, PLAY, STOP, DISC SKIP, VOLUME, TUNER/BAND, SOURCE SELECT.

Remote Control: POWER, Numeric buttons, TRANSPORT controls (PLAY, STOP, PAUSE), MENU, SETUP, AUDIO MODE, KARAOKE controls, SLEEP TIMER.

Audio Settings: BASS, TREBLE, BALANCE, FADER, DSP modes (HALL, CLUB, STADIUM). Video Settings: TV TYPE (4:3, 16:9), OUTPUT (RGB, COMPOSITE). System Settings: CLOCK, SLEEP TIMER, PARENTAL LOCK (default password 0000).

Connecting Devices

TV Connection: Use video output cables. External Audio: Use AUX input. Microphones: Connect to MIC jacks on front.

1. Turn off all devices before connecting.
2. Use quality cables for best performance.
3. Select correct input source on main unit.
4. For karaoke: Connect microphones before powering on.

Tip: Use shielded cables for audio connections to reduce noise.

Playing Media

Supports DVDs, audio CDs, MP3/WMA CDs.

1. Load discs: Press OPEN/CLOSE, place disc in tray, close tray.
2. Select disc: Use DISC SKIP to choose disc in changer.
3. Playback controls: PLAY, PAUSE, STOP, SKIP (TRACK/CHAPTER).
4. Repeat functions: REPEAT ONE, REPEAT ALL, REPEAT A-B.
5. Random play: SHUFFLE for random track order.
6. Program play: PROGRAM up to 32 tracks.
7. Scan: Fast forward/reverse during playback.
8. Display: Shows track/time information on front panel.

WARNING! Do not move unit during disc playback. Allow discs to stop before opening tray.

Karaoke Functions

Connect microphones to front panel MIC jacks.

1. Adjust microphone volume separately for each mic.
2. Use ECHO control to add reverberation effect.
3. Select karaoke mode: VOCAL CANCEL or GUIDE MELODY.
4. Use key control to adjust song pitch (+/- 14 steps).
5. Scoring function: Rates singing performance.

Note: Not all discs support vocal cancel function.

Care & Cleaning

Unplug unit before cleaning. Use soft, dry cloth for exterior. Clean lens periodically with lens cleaning disc.

CAUTION! Never use solvents or abrasive cleaners. Keep liquids away from unit.

Regulatory Information

FCC Part 15 compliant. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Copyright © LG Electronics. For support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord not connected	Check power cord connection; ensure outlet works
No sound from speakers	Speaker wires loose	Check speaker connections; ensure wires not touching
Disc won't play	Disc dirty or damaged	Clean disc; check for scratches; try different disc
Poor radio reception	Antenna not connected	Extend FM antenna; position AM loop properly
Remote not working	Batteries dead	Replace batteries; point remote at sensor
No video output	Wrong input selected on TV	Check TV input selection; verify cable connections
Microphone not working	Volume too low	Adjust MIC volume; check microphone battery

Reset: Unplug unit for 5 minutes to reset system.

Service: 1-800-243-0000; www.lg.com