lg 42lk450 manual usuario

The LG 42LK450 is a 42-inch LCD HDTV with 1080p resolution, built-in digital tuner, multiple HDMI inputs, USB connectivity, energy saving features, and advanced picture settings. This user manual provides comprehensive guidance for setup, operation, and troubleshooting of your LG television. Below are key sections covering safety, features, installation, setup, operation, and maintenance.

Features at a Glance

Key components: 42-inch LCD panel, Remote Control, Multiple HDMI ports, USB input, Component video inputs, Digital audio output, and Energy saving modes.

Feature	Description
HDMI Inputs	Multiple HDMI ports for HD devices connection
USB Port	For media playback from USB storage devices
Component Input	For high-quality analog video connection
Digital Audio Output	Optical audio output for home theater systems
Energy Saving	Multiple power saving modes
Picture Modes	Vivid, Standard, Cinema, Game, Sports
Sound Modes	Standard, Music, Cinema, Sports, Game
Smart Energy Saving	Auto power off and brightness adjustment
Quick Start	Fast boot-up feature
Parental Controls	Channel and content restrictions

Installation

Unpack and inspect all contents. Place TV on stable, flat surface or mount on wall.

1. Connect antenna or cable: Attach coaxial cable to ANTENNA/CABLE input.
2. Connect external devices: Use HDMI ports for HD devices, component for gaming consoles.
3. Connect audio system: Use digital audio output for home theater connection.
4. Plug into AC power outlet.
5. Attach stand or mount to wall following instructions.

WARNING! TV is heavy; use two people for installation. Ensure wall mount is properly secured.

First-Time Setup

Power on TV; follow initial setup wizard.

1. Select language: Choose preferred language for menu system.
2. Auto channel scan: Automatically searches for available channels.
3. Set time and date: Configure time zone and automatic time update.
4. Picture settings: Choose initial picture mode (recommended: Standard).
5. Network setup: Configure if using network features.

CAUTION! Do not block ventilation openings. Allow proper air circulation around TV.

Specifications

• Screen Size: 42 inches LCD
• Resolution: 1920 x 1080 Full HD
• TV System: ATSC/NTSC
• Connectivity: 3x HDMI, 2x USB, Component, Composite, PC Input
• Sound Output: 10W x 2
• Energy Consumption: Energy Star compliant
• Viewing Angle: 178 degrees horizontal and vertical
• Response Time: 5ms
• Power Source: 120V AC, 60Hz

Controls and Settings

Access menu system via remote control or side panel buttons.

Remote Control: POWER, Input Select, Volume, Channel, Menu, Guide, Info, Navigation buttons, Exit, Number pad.

Side Panel: Power button, Input select, Volume controls, Menu access.

Picture Settings: Backlight, Contrast, Brightness, Sharpness, Color, Tint, Color Temperature, Advanced settings.

Sound Settings: Balance, Bass, Treble, Auto Volume, Sound Mode selection.

Connecting Devices

Multiple input options for various external devices.

1. HDMI: Connect Blu-ray players, gaming consoles, streaming devices.
2. Component: Connect older gaming consoles, DVD players.
3. USB: Connect flash drives for photo, music, and video playback.
4. PC Input: Connect computer for use as monitor.
5. Audio Output: Connect to soundbar or home theater system.

Tip: Use HDMI cables for best picture and sound quality.

USB and Media Playback

Supports various media formats through USB connection.

1. Insert USB device into USB port.
2. Select USB input from input source menu.
3. Navigate through folders using remote control.
4. Play supported media files (photos, music, videos).
5. Use playback controls: Play, Pause, Stop, Forward, Reverse.
6. Create slideshows for photo viewing.
7. Create playlists for music files.

Supported Formats: JPEG, MP3, DivX, MPEG, AVI

Picture and Sound Settings

Advanced customization options for optimal viewing experience.

Picture Modes: Vivid, Standard, Cinema, Game, Sports, Expert (Custom)

Advanced Picture: Dynamic contrast, Noise reduction, Gamma, Color gamut, White balance

Sound Modes: Standard, Music, Cinema, Sports, Game, User (Custom)

Audio Features: Clear Voice, Auto Volume, Balance, AVL (Auto Volume Limiter)

Energy Saving: Off, Minimum, Medium, Maximum, Screen Off

Care & Maintenance

Proper care ensures long TV life and optimal performance.

1. Unplug TV before cleaning.
2. Use soft, dry cloth for screen cleaning.
3. For stubborn stains, use screen cleaner specifically for LCD TVs.
4. Do not use chemicals, alcohol, or abrasive materials.
5. Keep TV in well-ventilated area.
6. Avoid direct sunlight and moisture.

CAUTION! Never spray liquids directly on screen. Do not touch screen with sharp objects.

Regulatory Information

FCC Compliance: This device complies with Part 15 of FCC Rules. Energy Star: Meets Energy Star requirements for energy efficiency. Copyright © LG Electronics. All trademarks are property of their respective owners. For technical support and warranty information, visit www.lg.com or contact LG Customer Service at 1-800-243-0000.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord, outlet	Check power connection; try different outlet; check power button
No picture	Input source, cables	Select correct input; check cable connections; adjust brightness
No sound	Volume, mute, cables	Check volume level; disable mute; verify audio cable connections
Remote not working	Batteries, obstacles	Replace batteries; ensure line of sight; remove obstacles
Poor picture quality	Signal, settings	Check signal source; adjust picture settings; run auto configuration
USB not recognized	Format, capacity	Check file format; ensure USB is properly formatted; try different USB device

Factory Reset: Menu > Settings > Reset to Initial Settings (use as last resort)

Customer Support: 1-800-243-0000; www.lg.com