How to choose AC adapter replacement HP HP-A2301A3B1 5189-2785 SADP-230AB D for charger? Hp Compaq Elite 8300 IQ800 IQ804 IQ810es IQ810

If you accidentally broke the  HP HP-A2301A3B1 AC Adapter. How do you safely buy the right HP 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 HP laptop\'s model number

The laptop number is the unique number which is located on the bottom or on the side of the HP 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 HP HP-A2301A3B1 adapter wattage requirements

After find your HP laptop model number,you also need to find out the voltage requirement for the concerned adapter. HP HP-A2301A3B1 Adapters have different voltage outputs and using the wrong HP laptop adapter can damage one\'s computer.
Check the user manual for voltage requirements for the HP laptop. The output voltage is normally listed as s DC voltage. Consumers can also check the product or part numbers for the HP laptop model.

• Find a compatible HP HP-A2301A3B1 laptop adapter
  You should look for compatibility lists in descriptions of HP HP-A2301A3B1 laptop adapters. Laptop model numbers often look similar, so make sure the model numbers match exactly.