1. If you need to inquire about the information of the machine, you can use the following link to enter the model of your machine for inquiry:
& ampzh-Hans & amp； Lang = zh-Hans & cc = cn & ampy=9。 x= 14
2. If you can't find the information of your machine by using the above link, you can provide us with the PN number of your machine, and we need to help you check whether you can find the relevant information according to this information.
Note: the product number: P/N (product) can usually be found on the label on the back of the machine (or in the battery box of the notebook) or on the warranty card. It consists of 7 digits and letters, and PN generally ends with #AB2.
I hope the above reply can help you.