The failure of some notebook keys is due to a problem with the circuit board inside the computer keyboard. The solution: 1. Clean the keyboard and remove the dirt and dust inside; 2. Buckle up the broken keycaps. Check whether the silicone cap inside has shifted, just use a small screwdriver to push it back.
The operating environment of this tutorial: Windows 10 system, DELL G3 computer
What should I do if some buttons on my laptop fail?
The solution to the failure of individual keys on the notebook is as follows:
Find the cause
The key failure is generally due to a problem with the internal circuit board of the computer keyboard, and the internal circuit board of the keyboard is electrically conductive. If the plastic is not cleaned for a long time and becomes dusty, the circuit cannot be connected, causing some buttons to malfunction.
Cleaning Steps
1. Step 1: Clean the keyboard and remove the dirt and dust inside.
2. Step 2: Buckle up the broken keycaps and see if the silicone caps inside have shifted. Use a small screwdriver to pull them back. Can.
Extended information
How to deal with the failure of individual keys after the notebook version keyboard is flooded with water:
1. Cut off the power immediately and forcefully close the notebook computer.
Water or juice enters the gaps in the keyboard and can quickly penetrate into the core area below the keyboard. If the laptop is still powered on, it will not only cause the keyboard keys to malfunction, but also burn the CPU and motherboard. Therefore, Once water enters the keyboard, please cut off the power immediately within 30 seconds and force shutdown to prevent the possibility of short circuit.
2. Place the notebook upside down on the desktop for 5 minutes.
The purpose of this is to allow the water that has entered the inside of the notebook to flow back a little, so that it will no longer penetrate deeply into the core of the machine, and then continue to dry the keyboard.
3. Wipe the keyboard surface carefully with a highly absorbent towel.
Don’t panic, calm down, find a highly absorbent towel or soft cloth and gently wipe the water stains on the water-infested keyboard. You can also prepare a pack of cotton swabs and wipe them clean in the tiny gaps to ensure No liquid remains on the surface.
4. Give the laptop a dry and ventilated space.
Place the laptop that has been flooded with water in a dry and ventilated corner. Depending on the amount of water, the drying time should be at least 12 hours. The drying time is greatly affected by the season and weather. Please be sure to Don't be impatient and wait patiently.
5. Solution to serious water ingress.
The laptop can be used normally. If some keyboard keys fail, you can purchase an external USB keyboard to replace the original keyboard. If there is a problem with the entire machine, it is recommended to send it for repair immediately.
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