DELL 09N1F7A01 User Manual

This section provides troubleshooting 

information for your computer. If you cannot 

solve your problem using the following 

guidelines, see “Using Support Tools” on 

page 51 or “Contacting Dell” on page 74.

Your computer might emit a series of beeps 

during start‑up if there are errors or problems. 

This series of beeps, called a beep code, 

identifies a problem. Write down the beep  

code and contact Dell (see “Contacting Dell”  

on page 74).

NOTE: To replace parts, see the 

Service 

Manual

 at support.dell.com.

Beep Code Possible Problem
One 

Possible system board failure — 

BIOS ROM checksum failure

Two

No RAM detected 
NOTE: If you installed or 

replaced the memory module, 

ensure that the memory module 

is seated properly.

Three

Possible system board failure — 

Chipset error

Four

RAM read/write failure

Five

Real Time Clock failure

Six

Video card or chip failure

Seven

Processor failure

Eight

Display failure