The internal power supply of the portable computer is a cascade of microcircuits, controllers, keys and other electronic elements on the motherboard. The resulting voltage of 19 volts internal power supply unit redistributes by consumers, acts as a charger, carries protective functions.
The tasks of the internal power supply include:
- regulation of input voltage;
- formation of battery charging voltage;
- creation of streams with different voltage on the BIOS, matrix, bridges, other nodes of the laptop.
In the event of a malfunction, the price of repairing the notebook power supply will depend on the damaged circuit.
What is behind the failure of the PFS?
A malfunction of the internal power supply causes the laptop to be unusable. It is possible to note indirect, primary signs of breakage of this element:
- the battery does not accept charging;
- the on / off button does not work;
- flashing of the external power indication LED;
- smell of smoke when connecting the network adapter cable to the laptop connector.
- The cause of the malfunction may be:
- unstable voltage supply from the deterioration of the contact on the power connector when the power cord is pulled out of the socket inadvertently, when the connector is connected at an angle;
- short circuit in case of moisture;
- voltage drops in the network;
- Aging of elements.
A wide list of possible causes, the complexity of diagnosis and the need to use original replacement parts exclude the possibility of repairing the PFS themselves.
Why should you contact our service center?
The cost of repairing the internal power supply of the laptop directly depends on the professionalism of the master, to whom you entrusted this work. In our service center, the customer pays for troubleshooting, not for searching. Experienced specialists perform laptop repair of the world’s leading manufacturers – Acer, Asus, HP, Lenovo. In the warehouse there is a necessary stock of original spare parts, which allows to make the work qualitatively.
To replace the laptop power supply in Minsk was done quickly, you can use the service of courier delivery of the laptop for repair. The site contains the address of the service center and the phone number for calling the courier.
Attention to each client, reasonable prices and quality repairs are the main advantages of our workshop.