Manual de instrucciones de la tira de retroiluminación LED

1. Producto terminadoview

This manual provides instructions for the beented LED Backlight Strip, designed as a replacement component for various 48-inch THOMSON TV models. These strips are crucial for illuminating the TV display, ensuring clear and vibrant images. Each set includes 8 pieces, specifically configured for one TV.

The product has been thoroughly tested before shipment to ensure quality and functionality.

2. Especificaciones

3. Contenido del paquete

Su paquete debe contener los siguientes artículos:

• 8 x LED Backlight Strips (5 LEDs, 6V, 490mm each)

Please verify all components are present and undamaged upon receipt.

Figure 1: Complete set of 8 LED backlight strips with integrated ruler for length reference.

Figure 2: Vertical arrangement of 8 LED backlight strips, showing individual strip dimensions against a ruler.

4. Guía de instalación

Replacing TV backlight strips requires technical skill and careful handling. If you are not comfortable with electronic repairs, it is recommended to seek professional assistance.

Precauciones de seguridad:

• Always unplug the TV from the power outlet before beginning any repair work.
• Descargue cualquier energía residual manteniendo presionado el botón de encendido durante unos segundos después de desenchufarlo.
• Utilice guantes antiestáticos para evitar dañar los componentes electrónicos sensibles.
• Trabaje en un área limpia y bien iluminada.

Pasos de instalación:

1. Desmontar el televisor: Carefully remove the TV's back cover, stand, and any other components necessary to access the display panel. Document each step with photos to aid reassembly.
2. Retire el panel de visualización: Gently detach the LCD/LED display panel. This step is critical as the panel is fragile. Place it on a soft, clean surface.
3. Access the Backlight Assembly: Remove any diffusers, reflectors, or frames covering the existing backlight strips.
4. Identify and Remove Old Strips: Note the orientation and connection points of the old LED strips. Carefully disconnect and remove them.
5. Instalar nuevas tiras: Align the new beented LED backlight strips with the mounting points. Ensure the connectors match the existing wiring. The strips are designed to fit specific models, so verify the part numbers and physical dimensions (refer to Figures 3-6 for visual reference of strip details).


Figura 3: Primer plano view of LED strip connectors and part number '48HR330M05A1 V2', indicating connection points.



Figura 4: detallada view of an LED backlight strip, highlighting the '48HR330M05A1 V2' model number, individual LED lenses, and length measurement.



Figure 5: Close-up of an LED strip showing the part number 'TOT_48D2700_8X5_3030C_V3_2019_12_20' and LED arrangement with ruler.



Figure 6: Close-up of an LED strip displaying the part number 'HR-25709-13735 4C-LB4805-HQ4' and LED details with ruler.

6. Conecte la electricidad: Securely connect the power cables to the new LED strips.
7. Funcionalidad de prueba: Before reassembling the entire TV, temporarily connect the TV to power and turn it on to verify that the new backlight strips are functioning correctly and providing even illumination.
8. Vuelva a montar el televisor: Once confirmed, carefully reassemble the TV by reversing the disassembly steps. Ensure all screws are tightened and connections are secure.

5. Instrucciones de funcionamiento

The beented LED Backlight Strips operate automatically in conjunction with your television's power system. Once properly installed, they will illuminate when the TV is powered on and turn off when the TV is powered off. No manual operation or configuration is required for the backlight strips themselves.

6. Mantenimiento

LED backlight strips are generally maintenance-free once installed. To ensure longevity:

• Mantener seco: Ensure the TV environment is dry and free from excessive humidity, which can damage electronic components.
• Limpieza suave: If the TV screen or internal components require cleaning, always use a soft, dry, lint-free cloth. Avoid using liquid cleaners directly on the strips or internal electronics.
• Evite el estrés físico: Do not bend or apply excessive pressure to the LED strips during installation or handling, as this can damage the LEDs or circuit board.

7. Solución de problemas

Si encuentra problemas después de instalar las tiras de retroiluminación LED, considere los siguientes pasos de solución de problemas:

Sin luz o luz parcial:

• Comprobar conexiones: Ensure all new LED strips are securely connected to the TV's power board and to each other. Loose connections are a common cause of failure.
• Verificar compatibilidad: Double-check that the model numbers of the installed strips match your TV model. Incompatible strips may not function correctly.
• Inspeccionar si hay daños: Carefully inspect each strip for any visible damage (e.g., bent components, broken LEDs) that might have occurred during installation.
• Fuente de alimentación: Confirm that the TV's power supply unit (PSU) is functioning correctly and providing adequate power to the backlight circuit.

Flickering or Uneven Light:

• Re-seat Connectors: Disconnect and reconnect all strip connectors to ensure a firm and proper contact.
• Check Diffusers: Ensure all diffuser sheets and lenses are correctly placed over the LEDs. Misaligned diffusers can cause uneven light.
• Fluctuación de potencia: Rule out external power fluctuations by testing the TV with a stable power source.

El televisor no se enciende:

• If the TV does not power on at all after installation, re-verify all internal connections, especially those related to the power board and main board. A short circuit or incorrect connection can prevent the TV from starting.

8. Consejos para el usuario

No se disponía de consejos específicos para usuarios por parte de los clientes.views or Q&A for this product at this time. However, general advice for TV backlight replacement includes:

• Tomar fotos: Photograph each step of the disassembly process. This will be invaluable during reassembly.
• Organizar los tornillos: Keep screws organized by type and location to avoid confusion during reassembly.
• Tratar con cuidado: The LCD panel is extremely fragile. Always handle it with two hands and place it on a soft, flat surface.
• Prueba antes del ensamblaje final: Always perform a functional test of the new backlight strips before fully reassembling the TV.

9. Garantía y soporte

For any questions, technical support, or warranty claims regarding your beented LED Backlight Strips, please contact the seller directly through the platform where the purchase was made. Ensure you have your order details and product model number readily available.

As per general product information, the average life of these LED strips is approximately 100,000 hours under normal operating conditions.