How to Choose the Correct NEC PA-1650-37N PA-1650-3JN ADP001 PC-VP-BP87 OP-520-76428 Adapter for your Laptop,NEC LaVie Z LZ550/HS/JS LZ750/HS

If you accidentally broke the  NEC PA-1650-37N AC Adapter. How do you safely buy the right NEC 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 NEC laptop's model number

The laptop number is the unique number which is located on the bottom or on the side of the NEC 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 NEC PA-1650-37N adapter wattage requirements

After find your NEC laptop model number,you also need to find out the voltage requirement for the concerned adapter. NEC PA-1650-37N Adapters have different voltage outputs and using the wrong NEC laptop adapter can damage one's computer.
Check the user manual for voltage requirements for the NEC laptop. The output voltage is normally listed as s DC voltage. Consumers can also check the product or part numbers for the NEC laptop model.

• Find a compatible NEC PA-1650-37N laptop adapter
  You should look for compatibility lists in descriptions of NEC PA-1650-37N laptop adapters. Laptop model numbers often look similar, so make sure the model numbers match exactly.