LG Zenith DVB812 Manual

The LG Zenith DVB812 is a digital video broadcast receiver designed for high-definition television reception. It features MPEG-2/MPEG-4 AVC decoding, HDMI output, USB media playback, electronic program guide (EPG), Dolby Digital audio support, and parental control functions. Compatible with terrestrial (DVB-T/T2) and cable (DVB-C) signals. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Using USB Media 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital receiver unit, Remote Control, HDMI output, USB port, Coaxial input, Optical audio output, Ethernet port.

Feature	Description
HDMI output	For high-definition video and audio connection to TV
USB port	For media playback (video, photo, music) and software updates
Coaxial input	For antenna or cable signal input
Optical audio output	For digital audio connection to sound system
Ethernet port	For network connection and online services
Power connector	For AC power input
POWER button	Turns receiver on/off
MENU button	Accesses main setup menu
OK/SELECT button	Confirms selections
EXIT button	Exits menus or returns to previous screen

Installation

Unpack and inspect contents. Place on stable surface near TV.

Connect antenna or cable: Attach coaxial cable from wall outlet to receiver's ANT IN port.
Connect to TV: Use HDMI cable from receiver's HDMI OUT to TV's HDMI input.
Connect audio: Use optical cable to home theater system if desired.
Connect network: Use Ethernet cable for internet features.
Plug into AC power.

WARNING! Ensure proper ventilation; do not block vents. Use correct power adapter.

First-Time Setup

Power on receiver and TV; follow on-screen setup wizard.

Select language: Choose preferred menu language (default ENGLISH).
Scan for channels: Automatic scan for digital channels (terrestrial or cable).
Network setup: Configure wired or wireless network connection.
Set time zone: Configure local time for accurate EPG.
Parental controls: Set PIN if desired (default 0000).

CAUTION! Ensure all cables are securely connected before powering on.

Specifications

Type: Digital Video Broadcast Receiver.
Supported Standards: DVB-T/T2, DVB-C.
Video Decoding: MPEG-2, MPEG-4 AVC/H.264.
Audio: Dolby Digital, MPEG audio.
Outputs: HDMI, Optical audio, Coaxial audio.
Connectivity: USB 2.0, Ethernet 10/100.
Features: EPG, Timeshift, Recording (with USB storage).
Power Source: 12V DC adapter.
Operating Temp: 0°C to 40°C.

Controls and Settings

Access OSD via MENU button. Front Panel: POWER, CH+/-, VOL+/-, OK.

Remote: POWER, Numeric buttons, MENU, OK, EXIT, GUIDE, INFO, AUDIO, SUBTITLE, FAVORITES.

Channel Setup: Auto scan, Manual scan, Edit channel list. Picture: Resolution (480i to 1080p), Aspect ratio. Audio: Digital audio output format (PCM, Bitstream), Dynamic range control. Network: Wired/Wi-Fi setup, Software update. System: Language, Time settings, Factory reset. Parental: Channel lock, Program rating lock.

Connecting Devices

TV: HDMI recommended. Audio System: Optical audio. Network: Ethernet cable. USB: External storage for recording/media.

Turn off all devices before connecting.
Use high-speed HDMI cable for best quality.
Select correct input source on TV (HDMI 1, HDMI 2, etc.).

Tip: Label cables for easy identification during setup.

Using USB Media

Supports video (MP4, MKV), music (MP3), photo (JPEG) playback from USB storage.

Insert USB drive: Plug into USB port on front or rear.
Access media: Press MEDIA button or navigate via menu.
Play content: Select file and press OK.
Recording: Schedule or instant record to USB drive (requires formatted storage).
Timeshift: Pause live TV when USB storage is connected.
Software update: Copy update file to USB root and select USB upgrade in menu.

WARNING! Safely eject USB drive from menu before removal to prevent data loss.

Accessibility Features

Subtitles: Enable/disable via SUBTITLE button; select language. Audio Description: When available, enable in AUDIO menu. Parental Controls: Set PIN in system menu to restrict content by rating.

Care & Cleaning

Unplug before cleaning. Use soft, dry cloth; avoid liquids. Keep vents clear of dust.

CAUTION! Do not open casing; no user-serviceable parts inside.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. CE marked for European compliance. Copyright © LG Electronics. For support, visit www.lg.com or contact customer service at 1-800-243-0000.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No signal	Loose cable/incorrect source	Check antenna/cable connection; select correct input on TV.
Remote not working	Batteries/obstruction	Replace batteries; ensure line of sight to IR sensor.
No sound	Audio settings/connections	Check HDMI/optical connection; adjust audio output format in menu.
Channels missing	Weak signal/scan needed	Rescan channels; check antenna positioning.
USB not recognized	Format incompatible	Reformat to FAT32; ensure drive is properly inserted.

Reset: Menu > System > Factory Reset (note: erases all settings).

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