[Extra Quality] Funai Tv 2000 Mk8 UPDATED
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How to Repair Your Funai TV 2000 MK8 After a Lightning Strike
If you own a Funai TV 2000 MK8, you may have experienced some problems after a lightning strike. This model is a CRT TV that was popular in the late 1990s and early 2000s. It has a UHF and VHF tuner, a remote control, and a 20-inch screen. However, it is also vulnerable to electrical surges and damages caused by lightning.
In this article, we will show you how to diagnose and fix some common issues that may affect your Funai TV 2000 MK8 after a lightning strike. We will also provide you with some tips on how to prevent future damages and protect your TV from power fluctuations.
What are the symptoms of a damaged Funai TV 2000 MK8
Some of the symptoms that may indicate that your Funai TV 2000 MK8 has been damaged by lightning are:
No power or intermittent power
No picture or distorted picture
No sound or distorted sound
No remote control function
Only UHF or VHF band working
If you notice any of these symptoms, do not attempt to turn on your TV again. Unplug it from the wall outlet and check for any visible signs of damage, such as burnt components, melted wires, or cracked circuit boards. If you see any of these signs, you will need to replace the damaged parts or take your TV to a professional repair service.
How to repair your Funai TV 2000 MK8
If you do not see any visible signs of damage, you may be able to repair your Funai TV 2000 MK8 yourself by following these steps:
Download the service manual for your TV model from this link. You will need a PDF reader program to open it.
Open the back cover of your TV and locate the power supply board. This is the board that connects to the AC cord and has several capacitors, resistors, diodes, and transistors on it.
Check the fuse on the power supply board. If it is blown, replace it with a new one of the same rating.
Check the capacitors on the power supply board. If they are bulging, leaking, or have a dark color, replace them with new ones of the same value and voltage rating.
Check the diodes and transistors on the power supply board. If they are shorted or open, replace them with new ones of the same type and rating.
Check the voltage regulators on the power supply board. If they are not outputting the correct voltage, replace them with new ones of the same type and rating.
Reconnect the power supply board to the main board and plug in your TV. Turn it on and see if it works normally. If not, proceed to the next step.
Locate the video processor board. This is the board that connects to the CRT tube and has several ICs, resistors, capacitors, and coils on it.
Check the ICs on the video processor board. If they are burnt or cracked, replace them with new ones of the same type and number.
Check the resistors, capacitors, and coils on the video processor board. If they are burnt, open, or shorted, replace them with new ones of the same value and rating.
Reconnect the video processor board to the main board and plug in your TV. Turn it on and see if it works normally. If not, proceed to the next step.
Locate the audio processor board. This is the board that connects to the speakers and has an IC, resistors, capacitors, and diodes on it.
Check the IC on the audio processor board. If it is burnt or cracked, replace it with a new one of the same type and number. a474f39169