Motherboard Repair and Replacement: Signs of Fault & Cost of Service

Motherboard Repair and Replacement: Signs of Fault & Cost of Service Some TV brands and technicians use "motherboard" interchangeably with mainboard, but the term is most often applied to the board that ties power management, processing, and firmware together into one unit. When a television behaves inconsistently — working fine one day and freezing the

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TV Screen Bezel Repair and Replacement: Signs of Fault & Cost of Service

TV Screen Bezel Repair and Replacement: Signs of Fault & Cost of Service The bezel is the outer frame running around the edge of the television screen, holding the glass or panel in place while giving the set its finished, clean look. Though largely cosmetic, a damaged bezel can also expose the internal panel edges

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TV Panel Frame Repair and Replacement: Signs of Fault & Cost of Service

TV Panel Frame Repair and Replacement: Signs of Fault & Cost of Service The panel frame is the internal metal or rigid plastic chassis that holds the display panel, backlight assembly, and diffuser layers together in correct alignment inside the television. It is easy to overlook, but a warped or damaged frame can cause picture

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TV CCFL Backlight Tubes Repair and Replacement: Signs of Fault & Cost of Service

TV CCFL Backlight Tubes Repair and Replacement: Signs of Fault & Cost of Service CCFL, or cold cathode fluorescent lamp, backlighting was the standard in LCD televisions before LED backlighting took over the market, and a number of older sets in Nairobi still rely on this technology. Because CCFL tubes are no longer widely manufactured,

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TV LED Backlight Strips Repair and Replacement: Signs of Fault & Cost of Service

TV LED Backlight Strips Repair and Replacement: Signs of Fault & Cost of Service LED backlight strips sit behind or along the edges of the display panel, providing the light that the LCD or LED panel needs to produce a visible picture. Because these strips are made up of many individual LEDs wired in series,

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Logic Board Repair and Replacement: Signs of Fault & Cost of Service

Logic Board Repair and Replacement: Signs of Fault & Cost of Service The logic board is the component responsible for translating incoming data into the processing decisions that shape what appears on screen — from how colors are rendered to how quickly the TV responds to an input change. When a television's image looks technically

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TV LED Backlight Lenses Repair and Replacement: Signs of Fault & Cost of Service

TV LED Backlight Lenses Repair and Replacement: Signs of Fault & Cost of Service Backlight lenses are small optical components fitted over individual LEDs in full-array backlight systems, spreading each LED's light evenly before it reaches the diffuser and panel above. They are easy to overlook, but when even a handful of lenses crack, discolour,

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TV LED Backlight Array Repair and Replacement: Signs of Fault & Cost of Service

TV LED Backlight Array Repair and Replacement: Signs of Fault & Cost of Service A full-array LED backlight system places LEDs directly behind the entire panel rather than only along the edges, divided into multiple independently controlled dimming zones for deeper contrast. This more advanced design delivers a better picture than simple edge-lit strips, but

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TV Backlight Diffuser Repair and Replacement: Signs of Fault & Cost of Service

TV Backlight Diffuser Repair and Replacement: Signs of Fault & Cost of Service The backlight diffuser is a translucent sheet positioned between the LED backlighting and the display panel, spreading individual points of light into a smooth, even glow across the entire screen. When this layer is damaged, the picture can develop visible patches or

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TV Light Guide Plate Repair and Replacement: Signs of Fault & Cost of Service

TV Light Guide Plate Repair and Replacement: Signs of Fault & Cost of Service The light guide plate, often shortened to LGP, is a clear acrylic panel used in edge-lit televisions to channel light from LEDs positioned along the screen's edges evenly across the entire display. Because the whole picture's brightness depends on this single

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TV Reflector Sheet Repair and Replacement: Signs of Fault & Cost of Service

TV Reflector Sheet Repair and Replacement: Signs of Fault & Cost of Service The reflector sheet is a thin, highly reflective layer positioned behind the light guide plate or LED array, bouncing stray light forward toward the panel instead of letting it escape and go to waste. It is one of the least glamorous components

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TV Backlight Driver Repair and Replacement: Signs of Fault & Cost of Service

TV Backlight Driver Repair and Replacement: Signs of Fault & Cost of Service The backlight driver is the small circuit responsible for regulating the voltage and current delivered to a television's LED backlighting, whether that backlighting is arranged in edge-lit strips or a full array. When this driver fails, the panel and main electronics often

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