Is your Hisense TV showing nothing but a black screen? One of the major reasons behind this issue is the backlight failure. Some users might not be aware of this Hisense TV issue. If you’re one among them, this guide will provide clear information regarding the failure of backlight, and ways to diagnose it. In addition, you will also get to know about the Hisense TV backlight replacement cost in detail.
Reasons Behind a TV Backlight Failure
The backlight on your Hisense TV may be damaged for various reasons. One of the major reasons is the short circuit.
Majority of hardware operates at voltages between 1.8 V to 5.2 V, and the backlight circuit operates at a range of 15 V to 20 V. As the voltage is at its higher point, any short circuit will damage the backlight components, resulting in the backlight failure.
Also, some of the other common reasons for a backlight failure are:
- Damaged LEDs
- Backlight diode failure or burned
- Faulty backlight bulbs
- Damage in the backlight filter
- Damage to the electrical traces
- Problem with the backlight inverter
- LCD failure
- Short circuits
- Inductor failure
- Water damage
- Malfunctioning backlight driver boards
If your Hisense Smart TV undergoes any of these issues, then it’s time for a backlight replacement.
How to Diagnose the Backlight Failure in a Hisense TV
Analyze the cause behind the Hisense TV backlight failure issue and check whether you need to replace or repair the backlight. Below are some of the possible ways to evaluate the failure.
- Turn on the Hisense TV, then put off all the lights and check if you can see any light through the back cover or holes in the TV’s back panel. If the light doesn’t penetrate, then the backlight might not be working.
- A dimming screen can also be a reason for this issue. So, make sure to check if your TV screen gets dimmed frequently.
- Check whether you can see any vertical dark bands over the screen.
- Moving horizontal lines on the Hisense TV screen indicate a backlight failure.
- If your TV has sound but no picture, the backlight is most likely damaged.
Suppose you can’t find the reason behind the issue, it’s better to take your TV to an authorized service center and get the issue fixed.
What is the Cost of Hisense TV Backlight?
Compared to other components, a TV’s backlight is relatively cheap. The approximate price of the Hisense TV backlight varies from $10 to $20, and it can be purchased from online retailers. Also, the cost of repairing the backlight on your Hisense TV ranges from $59 to $199, depending on the model.
By winding up, there are many reasons that cause the Hisense TV backlight does not work or is damaged. However, it can be solved by contacting Hisense TV customer service or by visiting a nearby repair shop. Also, if your TV falls under an active warranty, then claim the Hisense TV warranty for a free service.
