DELL 02T7WRA02 User Manual

If you experience a problem with your computer, 

you can complete the following steps to 

diagnose and troubleshoot the problem:

See “Solving Problems” on page 

45 for 

information and procedures that pertain to 

the problem your computer is experiencing.
See the 

Dell Technology Guide

 on your hard 

drive or at support.dell.com/manuals for 

more troubleshooting information.
See “Dell Diagnostics” on page 

55 for 

procedures on how to run Dell Diagnostics.
Fill out the “Diagnostic Checklist” on  

page 73.
Use Dell’s extensive suite of online services 

available at support.dell.com for help with 

installation and troubleshooting procedures. 

See “Online Services” on  

page 69 for a more extensive list of Dell 

Support online.

If the preceding steps have not resolved the 

problem, see “Before You Call” on page 72.

NOTE: Call Dell Support from a telephone 

near or at the computer so that the support 

staff can assist you with any necessary 

procedures.
NOTE: Dell’s Express Service Code system 

may not be available in all countries.

When prompted by Dell’s automated telephone 

system, enter your Express Service Code to 

route the call directly to the proper support 

personnel. If you do not have an Express 

Service Code, open the Dell Accessories folder, 

double‑click the Express Service Code icon, and 

follow the directions.

NOTE: Some of the services are not 

always available in all locations outside 

the continental U.S. Call your local Dell 

representative for information on availability.