The Insignia NS-40D510NA21 is a 40-inch Class FHD 1080p 60Hz LED TV with Full HD resolution (1920x1080), built-in digital tuner (ATSC/NTSC/QAM), 3 HDMI ports (with INlink HDMI-CEC), component and composite inputs, coaxial antenna/cable, USB for photos, digital optical audio out, SRS TruSurround HD and Audyssey Dynamic Volume audio features, V-Chip parental controls, and remote control. Powered by 120V AC, 60Hz. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.
WARNING! Read all instructions before use to prevent damage. Do not plug your power cord in until all other devices have been connected. Your TV has four VESA mounting holes on the back. You must secure a wall-mount bracket to all four holes. If you do not use all four holes, your TV may fall and cause property damage or personal injury. To reduce the risk of electric shock or fire: Do not expose to rain or moisture; do not block ventilation openings; operate on a grounded 120V outlet; unplug before servicing. Avoid using near water, heat sources, or with damaged cords. Unplug during lightning storms or extended non-use. Do not overload outlets or use extension cords. Secure TV to prevent tip-over; use two people for installation. Loud sounds can damage hearing; keep away from children.
CAUTION! Clean with dry cloth only; unplug before cleaning; wait for condensation to clear after temperature changes. Refer all servicing to qualified personnel.
Key components: LED panel, Remote Control, HDMI ports (3, incl. ARC), USB, Component, Composite, Coaxial, Optical Audio Out.
| Feature | Description |
|---|---|
| Screen Size | 40" Class (39.5" Diagonal) |
| Resolution | Full HD 1920x1080 |
| Refresh Rate | 60Hz |
| Tuner | Digital ATSC/NTSC/QAM |
| Audio | SRS TruSurround HD, Audyssey Dynamic Volume, Stereo Speakers |
| Connectivity | 3 HDMI (ARC), Component, Composite, Coaxial, Optical Out |
| Other | USB for Photos, Closed Captioning, V-Chip Parental Controls |
Unpack and inspect contents. Place on stable surface or wall-mount using UL-listed bracket (M6 screws, 200x200mm VESA pattern, max weight approx. 20 lbs without stand).
WARNING! Secure to all four VESA holes to prevent fall/injury; use professional installer if needed.
Power on TV; follow on-screen prompts.
CAUTION! Ensure stable surface; use two people for handling.
Access via MENU button on remote. Remote: Power, Input, Volume +/-, Mute, Channel +/-, Navigation Arrows, OK/Enter, Exit, Numbers, CC, Aspect.
Picture: Modes (Standard, Movie, Game, Vivid); Backlight, Brightness, Contrast, Color, Tint, Sharpness, Color Temp. Audio: SRS TruSurround HD (Standard, Music, Movie, Custom), Audyssey Dynamic Volume (Light, Medium, Heavy, Off), Balance, Treble, Bass. Channels: Auto/Manual Scan, Favorites. System: Language, Time, Captions, Sleep Timer, INlink (HDMI CEC), Reset.
INlink (HDMI CEC): Menu > Settings > INlink > View/Add/Remove Devices.
HDMI: For HD devices like Blu-ray, consoles. Component: Analog HD. Composite: Standard definition. Coaxial: Antenna/cable. USB: Photos. Optical: Soundbar.
Tip: Use HDMI for best quality. HDMI 1 (ARC) for digital audio system.
Supports JPEG photos on USB flash drive.
WARNING! Do not remove USB during playback.
Closed Captions: Press CC to toggle; customize via Menu > Captions. ACC button opens Accessibility menu. No audio description.
Unplug before cleaning; use dry, soft cloth. Avoid liquids, abrasives, blocked vents.
CAUTION! Do not spray liquids; keep away from heat and moisture.
FCC Class B compliant; use shielded cables. Trademarks: HDMI, SRS, Audyssey. Warranty: 1-year limited. Visit www.insigniaproducts.com for details. Customer service: 1-877-467-4289 (U.S./Canada).
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No Power | Cord not plugged. | Check outlet; press power. |
| No Signal | Wrong input. | Select correct input; check cables. |
| Remote Not Responding | Batteries low. | Replace AAA batteries. |
| No Sound | Muted or settings. | Unmute; check audio format (PCM). |
| Poor Reception | Antenna issue. | Rescan channels; adjust antenna. |
| Picture Issues | Settings wrong. | Adjust picture mode; check aspect. |
Reset: Menu > System > Reset.
Service: 1-877-467-4289; www.insigniaproducts.com