Dell Service Tag : refer to 7 character identifier that is unique to your product.
Express Service Code :10-digit numeric Version of the service tag which can be typed into a telephone for a call routing. Sometime your products will show E Service which refer to Express Service Code.
Both ID (identification code) normally located at a sticker on the back or bottom of your products.
|Every Dell products will have this information, except some peripherals and accessories.|
We use both Dell service tag and Express Service code mostly to identify and obtain support online. For example your service tag is FJR6K1. Now just go to the Dell Online support website : http://www.dell.com/support/home/us/en/19/ and enter the service code in the service code field.
|You can choose to enter either service tag or express service code|
It will display the support that available online, including the basic information about your device, diagnostic, support topics and articles, drivers and downloads and parts and accessories.