my keyboard number 4 is do not working? how can i fix it? and keyboard is also decteting sound when lap turn on?
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Hello, I have a Dell 15R-5521, with the problem that the Ctrl, Alt, Shitf and Num Lock keys do not work, I tested the keyboard with a keyboard tester and it is functional, I also got another new keyboard and the computer has the same problem with the same keys. Check continuity between the ZIF connector from the keyboard to the KBC and all pins are correct. I cleaned the ZIF connector and the KBC and I still have the same problem. I reinstalled windows just in case, and it didn't work. I updated the BIOS to the latest version A16 and there were no changes.
As additional information,... -
Hello, I have lenovo legion 5 15imh05 (board: nm-c911) and I have a problem with a keyboard.
When I hold power button for ~30 seconds or unplug RTC battery keyboard will work only one time. After laptop reset or shutdown, keyboard won't work.
In 90% cases when I unplug power supply and turn on laptop on a battery, keyboard works even after plugging power supply - I can't turn on laptop with a power supply and get keyboard working.
Shortcuts Fn + F1-F12 are working. Keyboard is fine.
I replaced IT8176FN-56A and reprogram it with a dump from previous chip and it worked for... -
I have ACER Nitro 5 model AN515-51 main board model LA-E911P Rev 1A after replacing the mainboard keyboard stop working properly.
Some keys not working like Q,Z,C and some keys show deferent chr$ if i press K i will get I press D for F4 key etc...
i have tried all software issues like drivers test the keyboard on Windows 10 and Windows 11 and Linux with same problem.
I have check the keyboard connector on the mainboard every thing looks ok.
Then i replaced the keyboard with new one ......same problem exact same keys problem.
I need your advice if anyone face... -
This specification for the HP ProBook 450 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 450 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse boardview and 450 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you...09-06-2024, 06:21 AM
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This specification for the HP ProBook 430 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse Notebook can be useful for upgrading or repairing a laptop that is not working. As a community we are working through our specifications to add valuable data like the 430 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse boardview and 430 G5 + Essential Top Load Case + USB Essential Keyboard & Mouse schematic. Our users have donated over 1 million documents which are being added to the site. This page will be updated soon with additional information. Alternatively you...09-06-2024, 06:21 AM
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