Before you call, Make a copy of the, Diagnostics checklist – Dell Latitude X1 User Manual
Page 31: And fill it out

Returns that are missing any of the preceding requirements will be refused at Dell's receiving dock and returned to you.
Before You Call
NOTE:
Have your Express Service Code ready when you call. The code helps Dell's automated-support telephone system direct your call more efficiently.
Remember to fill out the
near the computer. You may be asked to type some commands at the keyboard, relay detailed information during operations, or try other troubleshooting
steps possible only at the computer itself. Ensure that the computer documentation is available.
CAUTION:
Before working inside your computer, read the safety instructions in your Product Information Guide.
Diagnostics Checklist
Name:
Date:
Address:
Phone number:
Service Tag (bar code on the back of the computer):
Express Service Code:
Return Material Authorization Number (if provided by Dell support technician):
Operating system and version:
Devices:
Expansion cards:
Are you connected to a network? Yes No
Network, version, and network adapter:
Programs and versions:
See your operating system documentation to determine the contents of the system's start-up files. If the computer is connected to a printer, print each file.
Otherwise, record the contents of each file before calling Dell.
Error message, beep code, or diagnostic code:
Description of problem and troubleshooting procedures you performed: