Service Tag - Dell Inspiron 27 7720 All-in-One Owner's Manual

Press and hold down this button, and then press the power button to turn on the computer. The built-in color pattern for
the LCD monitor will appear on the screen.
For more information, see the Troubleshooting section in the Service Manual at
3. Service Tag label
The Service Tag is a unique alphanumeric identifier that enables Dell service technicians to identify the hardware
components in your computer and access warranty information.

Service Tag

The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in
your computer and access warranty information.
Figure 6. Service Tag location
12 Views of Inspiron 27 7720 All-in-One
www.dell.com/support/manuals