The Insignia NS-37L550A11 is a 37-inch LCD TV with 120 Hz refresh rate and 1080p resolution, built-in ATSC/NTSC tuner, 3 HDMI ports (one supports DVI), component video input, S-Video, AV composite, coaxial ANT/CABLE, VGA for PC, USB for photos, optical digital audio out, analog audio out/headphone jack, SRS TruSurround HD and Audyssey sound enhancement, remote control, closed captioning, V-Chip parental controls (default password 0000; forget: 9999), sleep timer, and input sensor. Powered by 120V AC, 60Hz. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.
WARNING! Keep flat panel displays out of reach of children to prevent tipping or misuse; larger TVs pose greater risks in home theaters. Risk of electric shock: Unplug during lightning or unused for long periods. Use only specified cart/stand; avoid tip-over when moving. Ground antenna lead-in and discharge unit to prevent lightning damage. Replace parts with manufacturer-specified ones to avoid fire, shock, or injury. Operate only from indicated power source; unplug when not in use. Caution: Unauthorized substitutions may cause hazards. Connect headphones at lowest volume to prevent hearing damage. After service, perform safety checks.
CAUTION! Servicing by qualified personnel only. Unplug before servicing. Refer damage to service personnel. Position away from water/heat sources. Use only approved attachments. Clean with dry cloth; do not use liquids. Ensure ventilation; do not block openings. Avoid wall mounting unless specified. Wall plug is disconnecting device; keep operable. Do not expose remote batteries to heat.
Key components: LCD panel, Remote Control, 3 HDMI ports (1 DVI), Component input, S-Video, AV composite, Coaxial ANT/CABLE, VGA, USB port, Optical digital out, Analog audio out.
| Feature | Description |
|---|---|
| Screen Size | 37" LCD |
| Resolution | 1080p (1366x768) |
| Tuner | ATSC/NTSC |
| Audio | Stereo speakers (2 x 8W), SRS TruSurround HD, Audyssey, Optical digital out, Analog audio out/Headphone |
| Connectivity | 3 HDMI (1 DVI), Component, S-Video, AV, Coaxial, VGA, USB |
| Other | V-Chip Parental Controls (Password 0000; forget: 9999), Closed Captioning, Sleep Timer, USB Photo Viewer, Input Sensor |
Unpack and inspect contents. Place on stable surface.
WARNING! TV is heavy; lift with care to avoid injury. Secure all mounting holes.
Power on TV; follow on-screen prompts.
CAUTION! Ensure stable surface; unplug during connections.
Access OSD via MENU. Front Panel: Power indicator (blue on, red standby), remote sensor, MENU, INPUT, VOL +/-, CH +/-, OK/ENTER, EXIT.
Remote: POWER, INPUT, MENU, OK/ENTER, EXIT, number pad, VOL/CH +/-, MUTE, SLEEP, INFO, FREEZE, RECALL, PREVIOUS, BD/DVD (programmable), transport buttons (FF/REW/PLAY/STOP/PAUSE - programmable).
Picture: Mode (Vivid/Standard/Energy Savings/Movie/Custom), Brightness/Contrast/Color/Tint/Sharpness, Overscan, Aspect Ratio, Dynamic Contrast Ratio. Audio: Sound Mode (Standard/Movie/Music/Sports), SRS TruSurround HD (On/Off), Balance, Auto Volume. Channels: Auto Channel Search, Add/Skip, Favorites, Labels, Channel Strength, Audio Only. Settings: Parental Controls, Closed Caption, Time, Menu Settings, Input Labels, Computer Settings (Auto Adjust/H/V Position/Clock/Phase), Reset to Default.
HDMI: Best for HD devices (carries video/audio). DVI: HDMI/DVI + audio. Component: Y/Pb/Pr + audio. S-Video: S-VIDEO + audio. AV: Composite + audio. Coaxial: Antenna/cable. VGA: PC + audio. USB: Photos. Analog audio: Sound system. Optical: Digital audio.
Tip: Unplug power before connecting. For camcorder/game console: Use side AV. Headphones mute speakers.
Basic TV functions including channel tuning, input selection, audio only mode.
WARNING! Ensure proper antenna connection for best reception.
Closed Captions: Menu > Settings > Closed Caption (Analog: CC1-4/Text1-4; Digital: CS1-6/CC1-4/Text1-4; customize size/font/color/opacity/background). V-Chip Parental Controls: Menu > Settings > Parental Controls (password 0000; change; forget: 9999); U.S./Canada TV/Movie ratings (TV-Y to TV-MA, G to NC-17), block unrated, lock buttons, download ratings.
Clean with dry cloth; do not use liquids/abrasives. Avoid extreme temperatures to prevent warp/malfunction.
CAUTION! Unplug before cleaning; keep away from moisture/heat.
FCC Class B compliant; complies with Part 15. Operation subject to conditions (no modifications). Two-year limited warranty: Covers defects; excludes installation/cosmetic/acts of God. Contact 1-877-467-4289 or www.insigniaproducts.com for support.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No picture, sound present | Poor signal/wrong input | Try another channel; check connections/input. |
| Dotted lines/stripes | Interference | Adjust antenna; move away from devices. |
| No output from one speaker | Balance issue | Adjust audio balance. |
| After auto search, no channels | Weak signal | Rescan; improve antenna. |
| Remote not working | Batteries low/obstructions | Replace batteries; check IR path. |
| USB issues | Incompatible drive | Ensure compatible; reformat if needed. |
Reset: Menu > Settings > Reset to Default.
Service: 1-877-467-4289; www.insigniaproducts.com