The keyboard is one of the most fragile components of a laptop, subject to a variety of external factors. In addition, after the matrix, this is the second component of the laptop that breaks most often.
If for a desktop computer the problem of keyboard malfunction is easily solved by purchasing a new one, then in the case of a laptop, the problem is most often solved only by replacement.
Notebook keyboard keys are prone to sticking and rapid wear due to the ingress of various small particles under the keys. This is facilitated by eating at work, greasy hands, dirt, dust, animal hair.
Another serious danger of a laptop keyboard is liquid spilled on it. Getting even a small amount of it on the keys will most likely cause the keyboard to fail.
Here are some reasons to replace your laptop keyboard:
- liquid spilled on laptop keyboard;
- loss of one or more keys;
- violation of the integrity of conductive mechanisms;
- multicontroller failure;
- rust on conductiveplates;
- getting a lot of crumbs, dust, or animal hair into the keyboard.
- Display when pressing wrong characters.
Preparation
We start replacing the keyboard on any laptop by de-energizing the device. We take out all the wires. Remove the battery (battery).
To carry out the operations required for replacement, we need:
- tray or pallet for bolts;
- plastic card or special opening spatula;
- screwdriver set;
- new keyboard.
Replacing the keyboard on an Acer V3 571g laptop with a new one
Turn the laptop over, pick up a screwdriver and unscrew all the bolts that secure the back cover. Do not forget about the bolts that are under the cover that covers the hard drive and RAM, as well as under the hard drive. We put the laptop and carefully begin to pry the latches by pressing the front panel of the laptop, on which the touchpad is located. After removing this panel, unscrew the bolts under it. Only after that we raise the laptop keyboard.
Please note that under the keyboard there is a cable for the keyboard itself and a cable for the power button. Therefore, you can only remove the keyboard completely after disconnecting them.
Turn over the removed keyboard and unscrew all the bolts on its back. Remove the keyboard tray and take it out. We install a new keyboard and assemble the laptop in reverse order.
Replacing the keyboard on an Acer V5-551 laptop
The peculiarity of this Acer model is that the keyboard is replaced only as an assembly. It's called TopCase. Its assembly includes a touchpad and backlit keyboard field.
Let's start disassembly. First, unscrew all visible bolts. We remove the DWD drive. Pry something sharp and remove the cover of the RAM module compartment. Disconnect the speaker connector. We remove the cover. After removal, disconnect all visible connectors. Disconnect the cables of the display, backlight, hard drive. We remove the hard drive, radiator with cooling, VGA board, matrix and other components of the laptop. Disconnect the keyboard from the monitor. Disassembly completed. We take a new TopCase and start the assembly in reverse order.
Replacing the keyboard on a Samsung NP300V5a laptop
Replacing the keyboard seems to be ordinary, but the difficulty is that it is difficult to get to the keyboard. Take it off too. Understands this model is very strange. To repair the laptop and replace the keyboard, you will have to disassemble it completely.
Remove the battery. Remove the RAM hatch. We unscrew the three bolts under the rubber feet at the corners of the cover. Pull the cover towards you and remove it.
This model has such a feature: under the first removed cover, only the hard drive and the RAM module are visible. The rest is covered with another cover.
Next, unscrew the screws in a circle. Remove the hard drive and unscrew all visible bolts. Removing the optical drive.
Only after that we begin to separate the lower part of the case from the upperpressing the latches with a plastic card. Next, disable all visible connectors and cables. Disconnect and unscrew the internal components. The disassembly process is very long. Having finally reached the keyboard, we take it out of the top panel and install a new one. Now you need to fix the keyboard. It is recommended to fix the keyboard with double-sided adhesive tape for smartphone screens. And in those places where it was fixed with soldered plastic, we fix it with glue. After the glue dries, you can start assembling.
Replacing the keyboard on an HP 15-D008SV laptop
The keyboard of this model is of the Top Case type, i.e. the assembly includes both the top cover and the touchpad.
Starting dismantling. We unscrew all fasteners, take out the drive. We disconnect the loops. Carefully remove the top cover with a special spatula. We put aside the laptop and take care of the keyboard.
Let's try to replace not the whole Top Case, but only the part with the keys. Of course, this is a more time-consuming process, but the question here is the cost of repairs. Replacing the keyboard on a laptop will cost much less than the entire TopCase.
Let's start by tearing off the plastic plugs. By slipping a screwdriver under the metal plate, we separate the plugs one by one. Detach the foil and lift the keyboard plate. We take out the keyboard from the TopCase, prying the latches with a screwdriver. If necessary, we clean the case and start assembling the new keyboard first in Top Case. We solder the plugs on a metal plate with a soldering iron. We assemble the laptop itself.
In closing
Starting laptop keyboard repair? It is worth arming yourself with the necessary tools and detailed instructions. In addition, it is desirable to have certain skills and knowledge - sometimes it is enough to know the principle of repairing the keyboard of one laptop model, roughly imagining? what you will encounter in another. Before performing such a repair, decide for yourself whether it is worth doing it yourself. We hope this article will help you make the right decision.
