The serial-/ident number of your computer can be found by locating the system identification sticker on your system unit, as shown in the following diagrams. The sticker will usually be found either on the rear of the system unit, or on the bottom of the unit in the case of portables/notebooks. or
Either you find the type product above on the case lid either on the bottom of the case or on the back of your system unit.
Serial-/ident number: PRIMERGY/ETERNUS
Serial-/ident number: LIFEBOOK/STYLISTIC
Serial-/ident number: ESPRIMO
Serial-/ident number: Displays
Serial-/ident number: CELSIUS