A newly replaced keyboard that doesn't work is a very disturbing issue, in a notebook you can't type nor perfume most of the system functions. It can make you to bring up many unrelated things into the matter thinking about what must have gone wrong along the line. From speculating about the keyboard connection slot going bad to failure in the motherboard(Mobo). There are times the keyboard is thought to be the problem when trying to find out where the issue is emanating from only to test it in another system to be working perfectly.
Image of a notebook with keyboard
A system reboot after newly replaced keyboard is expected to work without any sign of malfunction. If at booting the Numlock console is on, a bright green is displayed yet every key is stocked there is evidence the keyboard is in good condition. When the F2 key refuses to open the BIOS and that when it is required to look for external keyboard solution. A step further at the Windows start-up and you succeeded in getting to the desktop environment yet without any signal from the keys of your notebook keyboard apart from the green amber light of the Numlock then it is needless to waste time looking for hardware solution.
If you are experiencing such problem with your keyboard in notebooks it is less often time a hardware problem but a software. To find solution to it follow this step-by-step instruction below.
Image of external USB cable keyboard
STEP 1: Get a working external keyboard with a USB port cable ready.
Image of USB port
STEP 2: Put off the system and insert the Keyboard into any of the working USB ports.
Image of Windows Startup
STEP 3: Put on your system and boot to your Windows environment.
Image of system model label
STEP 4: Check your system model at the label available at the back of your laptop. You can also do that by pressing Windows key + R and type dxdiag into run and press 'OK '.
Image of an example of system maker official website
STEP 5: Visit the system maker official website and download the latest BIOS driver for your system model.
Image showing example of a BIOS upgrade
STEP 6: Follow the instruction on how to do the BIOS upgrade accordingly. Make sure your charger is on through out the process.
Image of a notebook keyboard
STEP 7: After finishing with the BIOS upgrade, remove the external Keyboard and test the internal keyboard.