The Concord QC3914 is a compact, user-friendly device designed for quick setup and operation. This guide provides essential information for getting started, including safety precautions, initial setup, basic controls, and troubleshooting tips. Follow the steps below to ensure proper installation and optimal performance.
Key components: Main unit, Remote Control, Power adapter, Antenna input, Audio/Video outputs, USB port.
| Feature | Description |
|---|---|
| Power Input | For connecting the AC power adapter |
| Antenna Input | For external antenna or cable connection |
| AV OUT jacks | Composite video and L/R audio outputs |
| USB Port | For media playback or firmware updates |
| POWER Button | Turns device on/off |
| MENU Button | Accesses on-screen settings |
| VOLUME +/- | Adjusts audio level |
| CHANNEL +/- | Changes channels |
| Remote Sensor | Receives signals from remote control |
| Reset Button | Restores factory default settings |
Unpack and verify all components. Place on a stable, flat surface.
WARNING! Do not place near heat sources or in humid environments. Ensure proper ventilation.
Power on the device; follow on-screen instructions.
CAUTION! Handle with care; avoid dropping or applying excessive force.
Access OSD via MENU button. Front Panel: POWER, MENU, CHANNEL, VOLUME.
Remote: POWER, Numeric keys, MENU, OK, EXIT, VOLUME, MUTE, CHANNEL, GUIDE.
Picture Settings: Brightness, Contrast, Color, Sharpness, Tint. Audio Settings: Balance, Treble, Bass. Channel Setup: Auto scan, Manual tune, Favorite list. System: Language, Time, Parental lock (default code 0000).
Antenna: Coaxial cable to ANTENNA IN. AV Output: To TV or external speakers. USB: For media playback.
Tip: Use high-quality cables for better signal quality.
Supports TV channels and USB media playback.
WARNING! Do not insert foreign objects into ports. Disconnect power before cleaning.
Closed Captions: Enable via MENU > SYSTEM > CAPTIONS. Parental Controls: Set rating limits in PARENTAL menu (default password 0000).
Disconnect power before cleaning. Use soft, dry cloth; avoid chemicals or abrasive materials.
CAUTION! Never use liquid cleaners directly on device. Keep away from water.
FCC Compliance: This device complies with Part 15 of FCC rules. Operation is subject to interference conditions. Copyright © Concord. For support, visit www.concord-support.com or call 1-800-123-4567.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No power | Loose connection | Check power adapter and outlet; ensure secure connection. |
| No picture | Input selection | Verify TV is on correct input source; check AV cables. |
| Poor reception | Antenna placement | Reposition antenna; ensure coaxial cable is tight. |
| Remote not working | Batteries/obstruction | Replace batteries; point remote at sensor; remove obstacles. |
| USB not recognized | Format/compatibility | Use FAT32 format; check supported file types. |
Reset: Press reset button on back for 5 seconds to restore defaults.
Service: 1-800-123-4567; www.concord-support.com