The DIRECTV C51-500 is a high-definition set-top box designed for DIRECTV satellite television service. This receiver features 1080p HD resolution, built-in DVR capabilities with 500GB storage, Dolby Digital audio, HDMI output, component video, composite video, optical audio output, Ethernet connectivity, and USB ports. Below are key sections for setup, operation, features, and troubleshooting.
Key components: HD set-top box with 500GB DVR, Remote Control, HDMI output, Component video, Composite video, Optical audio, Ethernet port, USB ports.
| Feature | Description |
|---|---|
| HDMI output | For high-definition video and audio connection to TV |
| Component video | For HD video connection to compatible displays |
| Composite video | For standard definition video connection |
| Optical audio | For digital audio connection to sound systems |
| Ethernet port | For network connectivity and on-demand content |
| USB ports | For external storage and media playback |
| POWER | Turns receiver on/off |
| SAT IN | Satellite signal input |
| RESET | Factory reset button |
| CARD SLOT | Access card slot for DIRECTV service |
Unpack and inspect contents. Place in well-ventilated area.
WARNING! Ensure proper ventilation; do not block air vents. Use authorized DIRECTV installer for dish setup.
Power on receiver; follow on-screen prompts.
CAUTION! Do not unplug during initial setup and guide download.
Access menu via MENU button on remote. Front Panel: POWER, SELECT, FORWARD, REWIND.
Remote: POWER, GUIDE, MENU, INFO, DVR, LIST, directional pad, SELECT, number buttons, volume controls.
Display: Resolution, screen format, closed captioning. Audio: Digital audio output, volume leveling. Parental: Ratings blocking, purchase controls. System: Network setup, diagnostics, software updates.
TV: HDMI recommended for HD, component/composite for older TVs. Audio: Optical for surround sound. Network: Ethernet for on-demand.
Tip: Label cables for easy identification during setup.
Record live TV, schedule recordings, manage recordings.
WARNING! Do not disconnect power during recording or playback.
Closed Captions: Enable in menu settings. Audio Description: For visually impaired. Parental Controls: Set ratings limits and purchase restrictions.
Unplug before cleaning. Use dry, soft cloth; no liquids or chemical cleaners.
CAUTION! Do not open case; no user-serviceable parts inside.
FCC compliant; UL listed. Copyright protection: Incorporates copyright protection technology. For support, visit directv.com/help or contact 1-800-531-5000. DIRECTV and the Cyclone Design logo are registered trademarks of DIRECTV, LLC.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No signal | Dish alignment/connections | Check satellite connections; run signal test; verify dish alignment. |
| DVR not recording | Storage full/settings | Check available space; verify recording settings; restart receiver. |
| Remote not working | Batteries/IR path | Replace batteries; ensure clear path to receiver; pair remote if needed. |
| No HD picture | Cable/HDCP | Use HDMI cable; check TV input; verify HDCP compliance. |
| Guide not loading | Signal/software | Check signal strength; allow time for download; force software update. |
Reset: Unplug for 15 seconds, then reconnect. Use red reset button if problems persist.
Service: 1-800-531-5000; directv.com/help