Choosing the Correct Lenovo ADP-40NH B LN-A0403A3C 2LF LN-A0403A3C 0225A2040 PA-1400-12 U260 Lenovo IdeaPad S9 S10 series Laptop AC Adapter

If you accidentally broke the  Lenovo ADP-40NH B AC Adapter. How do you safely buy the right Lenovo replacement adapter ?
There are some points that you need to know. After know about these point, you will avoid buying the wrong adapter.

•  You need know your Lenovo laptop's model number

The laptop number is the unique number which is located on the bottom or on the side of the Lenovo laptop computer. You can also check the user manual or search the computers built- in help program for the model number.The laptop's system's properties will have the laptop model number.

• You need to find Lenovo ADP-40NH B adapter wattage requirements

After find your Lenovo laptop model number,you also need to find out the voltage requirement for the concerned adapter. Lenovo ADP-40NH B Adapters have different voltage outputs and using the wrong Lenovo laptop adapter can damage one's computer.
Check the user manual for voltage requirements for the Lenovo laptop. The output voltage is normally listed as s DC voltage. Consumers can also check the product or part numbers for the Lenovo laptop model.

• Find a compatible Lenovo ADP-40NH B laptop adapter
  You should look for compatibility lists in descriptions of Lenovo ADP-40NH B laptop adapters. Laptop model numbers often look similar, so make sure the model numbers match exactly.