Laptop keyboard works in BIOS menu but not in Windows
Problem description:
The laptop keyboard works in the BIOS menu but not in Windows. You can enter the BIOS setup menu and navigate through the menu using keyboard keys. As soon as Windows loaded, the keyboard stops responding.
Possible cause:
Software related problem.
Tags: Keyboard problem
One key on laptop keyboard not working
Problem description:
One key on the laptop keyboard is not working. All other keys work properly. The faulty key doesn’t work even if you press on it very hard.
Possible cause:
Keyboard failure.
Tags: Keyboard key, Keyboard problem
Liquid was spilled on the keyboard and now some keys do not work properly
Problem description:
Liquid was spilled on the laptop keyboard and now some keys do not work properly. Keys either do not type at all or type wrong letters.
Possible cause:
1. Keyboard is damaged.
2. Motherboard is damaged.
Tags: Keyboard key, Keyboard problem, Liquid spill
Keyboard types numbers instead of some letters
Problem description:
The laptop types numbers instead of some letters. For example, when you press on the following keys J,K,L,U,I,O it types 1,2,3,4,5,6.
Possible cause:
The keyboard has NumLock enabled.
Tags: Keyboard key, Keyboard problem
Laptop makes repetitive beeping sound on startup
Problem description:
Laptop makes repetitive beeping sound on startup. It starts beeping as soon as you turn it on and will not load the operating system. If you press on different keyboard keys the beeping sounds stops.
Possible cause:
Laptop keyboard failure.
Tags: Keyboard key, Keyboard problem, Laptop beeps
Laptop keyboard stopped working
Problem description:
Laptop keyboard stopped working. The laptop starts as normal and loads the operating system, but non of the keys are working. The touch pad works normal.
Possible cause:
1. Software related issue.
2. Bad keyboard.
3. Failed motherboard.
4. Keyboard is not connected to the motherboard.
Tags: Keyboard problem
Some keys on the keyboard do not work
Problem description:
Some keyboard keys do not work. All remaining keys works normal. The laptop works properly with an external USB keyboard attached.
Reinstalling the operating system doesn’t help.
Possible cause:
1. Bad connection between the keyboard cable and motherboard.
2. The laptop keyboard failure.
3. The motherboard has a failed keyboard controller.
Tags: Keyboard key, Keyboard problem
Keyboard types two letters instead of one letter
Problem description:
When you press on a keyboard key, it types two letters instead of one letter. For example, when you pressed on the letter “A” it types “AS”.
It happens only with some keys. All remaining keys work properly. You reinstalled the operating system but it didn’t fix the problem.
Possible cause:
1. Bad connection between the keyboard cable and motherboard.
2. Failed keyboard.
3. Failed keyboard controller on the motherboard.
Tags: Keyboard key, Keyboard problem
Keyboard types the same letter on its own
Problem description:
When you open a text editor and type something, the keyboard stars typing the same letter on its own until you press on the problematic key. After that the keyboard may work fine for a while but eventually the same problem happens again.
Possible cause:
The keyboard has a stuck key. Contact under the key are shorted.
Tags: Keyboard key, Keyboard problem
