Hisense A45H 40" 1080p Full HD LED Smart TV NO-SIGNAL Error Fix: No Signal Message on Input

Error code NO-SIGNAL on the Hisense A45H 40" 1080p Full HD LED Smart TV means: No Signal Message on Input. TV displays a No Signal message on the selected HDMI or other input, check that the source device is powered on, try a different HDMI cable or port

The most successful fix is "Replace HDMI Input Board" (medium difficulty, ~40 minutes). Estimated DIY cost: $15-$30. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Replace HDMI Input Board") is rated medium difficulty and takes about 40 minutes. Tools needed: T20 Torx screwdriver, Plastic pry tool.

DIY cost: $15-$30. Professional repair typically costs $130-$200. Many homeowners save money by trying the top-ranked community fix first.

The Hisense A45H 40" 1080p Full HD LED Smart TV has 8 other known error codes, including: AUTO-OFF (TV Turns Off By Itself), BACKLIGHT-BLEED (Backlight Bleeding or Clouding), BLACK-SCREEN (Black Screen With Sound), BLINK-NO-START (Power LED Blinks But No Picture), BURN-IN (Image Retention or Burn-In), and 3 more.

Error code NO-SIGNAL also appears on 6 other Hisense models: A6H 50" 4K UHD LED Smart TV with Dolby Vision HDR, U6H 65" 4K ULED Smart TV with Full Array Local Dimming, U7H 55" 4K QLED Smart TV with Quantum Dot and Dolby Vision, U8H 65" 4K Mini-LED ULED Smart TV with 120Hz and Dolby Vision IQ, U8K 65" 4K Mini-LED ULED Smart TV (2023), U9N 75" 4K ULED X Flagship Smart TV (2024). The fix may vary by model, so check each model's specific page for tailored repair steps.