DELL D03M002 用户手册

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 

29 for 

information and procedures that pertain to 

the problem your computer is experiencing.
See “Dell Diagnostics” on page 

40 for 

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

page 56.
Use Dell’s extensive suite of online services 

available at Dell Support (support.dell.com) 

for help with installation and troubleshooting 

procedures. See “Online Services” on 

page 52 for a more extensive list of Dell 

Support online.
If the preceding steps have not resolved the 

problem, see “Contacting Dell” on page 57.

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 following services 

are not always available in all locations 

outside the continental U.S. Call your local 

Dell representative for information on 

availability.