Elenberg HT-450 - User Manual

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Overview

Function Description
Important Technical Specifications
Usage Features
Maintenance Features

This document describes the Elenberg HT-450 Home Theatre system, a new generation home player designed to deliver high-quality video and audio.

Function Description

The Elenberg HT-450 is a versatile home theatre system with a built-in DVD player and amplifier. It supports various disc formats, including DVD, VCD, CD, MP3, and JPEG Picture CD. The system features a built-in DTS, LPCM, and MPEG digital audio output, ensuring high-fidelity sound. It also includes an AM/FM stereo tuning system for radio reception. The integrated amplifier provides a high-quality audio experience.

Important Technical Specifications

Power Supply: AC 220V ~ 50Hz Power Consumption: 210W Disc Output:

TV System: PAL/NTSC
Frequency Range: 20Hz~20KHz
S/N A Weight: > 80dB (1KHz)
Frequency Response: ≥ 70dB (1KHz)
THD+NOISE: ≤ 60dB (1KHz)
WOW FLUTTER: Below the limit of apparatus measure Tuner:
AM Frequency Range: 522KHz – 1620KHz
FM Band Range: 87.5MHz – 108MHz Power Output (RMS): 30W x 5 + 60W Frequency Response: ±1.5dB (20Hz~20KHz)

Usage Features

The Elenberg HT-450 offers a comprehensive set of features for controlling playback, audio, and video settings.

Front Panel Controls:

POWER BUTTON: Turns the unit on/off.
MIC JACK & MIC VOLUME: For microphone input and volume control.
ECHO: Adjusts echo effect.
DVD DOOR & OPEN/CLOSE BUTTON: For loading and ejecting discs.
REV/SEARCH BUTTON: Fast backward search.
PLAY/PAUSE BUTTON: Starts or pauses playback.
FWD/SEARCH BUTTON: Fast forward search.
PREV/RADIO- BUTTON: Skips to previous track/chapter or tunes down radio frequency.
STOP BUTTON: Stops playback.
NEXT/RADIO+ BUTTON: Skips to next track/chapter or tunes up radio frequency.
SOURCE BUTTON: Selects input source (DVD/LINE 1/LINE 2).
MASTER VOLUME: Adjusts overall volume.

Rear Panel Connections:

SPEAKER OUTPUT TERMINALS: Connects to speakers (impedance 8~16Ω).
2CH AUDIO INPUT: For external stereo audio sources.
VIDEO OUT: Composite video output.
S-VIDEO OUT: S-Video output.
L AUDIO OUT & R AUDIO OUT: Left and Right stereo audio outputs.
COMPONENT Y/Cb,Pb/Cr,Pr: Component video output.
COAXIAL DIGITAL OUT: Coaxial digital audio output.
OPTICAL OUT: Optical digital audio output.
VGA: VGA video output.
SCART: SCART connector.
FM antenna & AM antenna: For radio reception.
Power cord: Connects to AC power.

Remote Control Operation: The system comes with a full-function remote controller. Batteries should be inserted into the cell box, and the remote control should be pointed at the remote sensor within 8 meters and within a 30-degree angle. Batteries should be removed if the controller is not used for a long time.

Disc Playback: The unit supports DVD, VCD, CD, MP3, and JPEG Picture CD.

DVD: Audio+Video
MP3: Dolby Digital Audio
VCD: Audio+Video
CD-DA: Audio
Picture CD: JPEG Photo CD
MPEG-4: Audio+Video

System Setup (accessed via SETUP key):

GENERAL SETUP PAGE:
- TV Display: 4:3 Panscan (wide-screen image on full screen, some parts cut off), 4:3 Letterbox (wide-screen image with black bars), 16:9 Wide Screen (for wide-screen TVs).
- ANGLE MARK: Shows ANGLE mark for multi-angle DVD discs.
- OSD LANGUAGE: Selects on-screen display language.
- CAPTIONS: Enables/disables captions.
- SCREEN SAVER: Activates a moving picture screen saver and standby mode after inactivity.
- LAST MEMORY: Remembers the last played position on a disc.
SPEAKER SETUP:
- DOWNMIX: Configures audio output for LT/RT (Left and Right channels), STEREO, SURROUND (virtual surround for 5.1CH player), or OFF (turns off downmix).
SPDIF SETUP PAGE:
- SPDIF OUTPUT: SPDIF OFF (only analog audio output), SPDIF/RAW (digital signal in original format), SPDIF/PCM (digital signal in decoded PCM form), MANUAL (allows setting CD, DOLBY DIGITAL, DTS, MPEG formats).
- PCM CHANNEL: Selects PCM frequency (48kHz or 96kHz).
DOLBY DIGITAL SETUP:
- DYNAMIC: Reduces overall volume while maintaining audio clarity.
- CHANNEL DELAY PAGE (Not available for 2CH DVD): Adjusts speaker distances.
- 3D PROCESSING (Not available for 2CH DVD): Enables reverb mode in PROLOGIC ON mode.
HDCD SETUP PAGE (Not available for 2CH DVD and DVD without DTS): Selects digital filter at 44.1kHz or 88.2kHz.
VIDEO SETUP PAGE:
- COMPONENT VIDEO: YUV (analog component video), P-YUV (progressive YUV), RGB (Red/Green/Blue for SCART), P-RGB (progressive RGB), VGA (for VGA terminals).
- QUALITY: Adjusts sharpness, brightness, contrast.
PREFERENCE SETUP:
- TV SYSTEM: PAL, NTSC, or AUTO.
- AUDIO, SUBTITLE, DISCMENU LANGUAGE SETUP: Sets initial language preferences.
- PARENTAL CONTROL: Controls content playback based on rating.
- PASSWORD SETUP: Changes password (initial factory password is 136900).
- DEFAULT: Resets to initial factory settings.

Playback Controls:

STANDBY: Standby/working mode switch.
SOURCE SELECT: Switches between DVD/LINE 1/LINE 2.
OPEN/CLOSE: Ejects or loads disc tray.
CH-LEVEL: Selects and adjusts channel levels.
TITLE: Returns to the top menu of a DVD disc.
MENU: Returns to the previous menu. For VCD2.0 discs, it toggles PBC (Programmed Playback Control) ON/OFF.
V-MODE: Switches video output mode for clear picture.
A-MODE: Switches between 2-channel and 5.1-channel audio output.
TONE: Controls bass, mediant, and treble.
AUDIO: Selects desired audio channel.
SUBTITLE: Selects desired subtitle language.
ANGLE: Changes view angle for multi-angle discs.
L/R/ST: Selects left/right channel, stereo, or mix audio output for multi-channel VCD/CD.
DIGITS BUTTONS: Selects tracks/chapters directly.
STOP [■]: Stops playback, memorizing the position (single press) or stopping without memory (double press).
PLAY [►II]: Plays or pauses playback.
STEP: Changes to the next frame during DVD/VCD/SVCD playback.
Fast Forward/Rewind: For quick search.
PREV/NEXT: Skips to previous/next chapter (DVD) or track (VCD/CD).
PROGRAM: Sets up playing order for tracks/chapters/titles. For MP3 discs, it enters DIRECTORY-PLAY or FILE-LIST mode.
REPEAT: Repeats title, chapter, track, or the whole disc.
A-B button: Repeats a specific segment of content.
GOTO: Jumps to a specific title time, chapter time, or track time.
ZOOM: Zooms in/out of the picture and moves the zoomed area.
S.EFFECT: Applies different sound effects.
VOLUME [▲]/[▼]: Adjusts volume up/down.
MUTE: Mutes/unmutes sound.
OSD: Displays disc information on the TV screen.

Picture CD Playback:

Press STOP to view 12 small pictures.
Use arrow keys to select pictures.
Use MENU and ENTER to access an instruction menu for picture transformation, preview, rotation, zoom, and movement.

Line Input Operation: The unit has extra line input terminals for connecting external analog stereo audio sources (DVD, CD, TAPE PLAYER). In LINE INPUT mode, [A_MODE] can change stereo input to 5.1CH output, and [VOLUME+/-], [CH_LEVEL], [MUTE], [TONE], [S.EFFECT] buttons are available.

Tuner Operation:

AM/FM: Switches between AM and FM bands.
MO/ST: Switches between mono and stereo in FM mode.
MEMORY: Saves selected radio frequencies.
AUTO: Automatic searching and presetting of FM/AM stations.
DIGITS BUTTONS: Selects preset stations using two-digit input.
SEARCH+/SEARCH-: Searches for frequencies up/down.
RADIO+/RADIO-: Skips forward/backward to stations. In Tuner mode, [A_MODE] can change stereo input to 5.1CH output, and [VOLUME+/-], [CH_LEVEL], [MUTE], [TONE], [S.EFFECT] buttons are available.

Maintenance Features

General Care:

Read the manual carefully before connection and operation.
Do not open the cover or touch internal components.
Turn off power when not in use; unplug the power cord for long periods of inactivity.
Keep away from direct sunlight, heating sources, or equipment.
Avoid exposure to rain or moisture.
Place the unit on a horizontal, ventilated surface; do not block heat holes.
Clean the cabinet with a soft cloth; do not use detergent or alcohol.
Do not place objects filled with liquids on the apparatus.

Troubleshooting: The manual provides a table of common symptoms, their causes, and remedies, such as:

No power: Check power cord, replace fuse.
No picture: Check TV/player video setup, video cable connection.
No sound: Check audio cable connection, source selection, audio setup.
Distorted picture: Clean disc, note that distortion can be normal in fast forward/rewind.
Luminance unsteady/picture with noise: Anti-copy circuit influence (connect directly to TV).
Unable to play: Disc missing, bad, upside down, dirty, or parental control active.
Key malfunction: Power wave/static interference (turn on/off power).
Remote control doesn't work: Point at sensor, check distance, replace batteries.
Can't locate any channels (Tuner): Antenna not connected, source mode not in tuner mode.

Service Life: The service life of the product is 3 years from the moment of sale. After this period, it is recommended to consult a service center for further operation to ensure normal use.