This article is an introduction to how to find the Serial Number (S/N) on Lenovo machines.
The above symptom may occur on the following systems: All Idea/Lenovo laptops and All Idea/Lenovo Desktops
Location of serial number ： IdeaPad and Lenovo 3000 Notebook S/N number: The serial number is printed on the label at the back of the machine. For selected models, the serial number is a combination of 10 letters and numbers, i.e. EB12345678
Rules ： Please check the number after S/N. The serial number length of current products is 10, of which the first two are letters and the rest are Arabic numbers, for example: EB01570001. Just input the string. If the code shaped like "S/N": XXXXXXX", which has only seven characters, "NB0" or "EB0" is needed to added manually during input. For instance, S/N:1234567 and you should input NB01234567. Another few host serial number shaped like "S/N XXXXXX" only have six characters and "NB00" is needed to add manually during input. The standard to distinguish adding "NB0" or "EB0" is: input "NB0" if the serial number is smaller than1570000 and input "EB0" otherwise. Product Number: For selected models, the product number is a combination of 7-digit Type and 7-digit serial number. Please enter 14 digits (Type plus serial number), i.e. 2668KHU7812AB3.
Fig.2 2. IdeaCentre All-in-One Desktops
Location of serial number ： For Idea Centre all-in-one machine, the serial, composed of two English letters and eight Arabic numbers, is located on the back of the machine.
Rules: Serial number can be found on the nameplate at the back of the machine. Moreover, host serial can also be found on the bar code label at the back of the host.The first ten numbers of the bar code is host serial, of which the former two are English letters and the latter eight are Arabic numbers.