Dell Inspiron M511R (Mid 2011) - Manual (Page 54)

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This section provides troubleshooting
information for your computer. If you
cannot solve your problem using the
following guidelines, see “Using Support
Tools” on page 59 or “Contacting Dell” on
page 79.
WARNING: Only trained service
personnel should remove the computer
cover. See the
Service Manual at
support.dell.com/manuals for advanced
service instructions.
Beep Codes
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. If this occurs,
write down the beep code and contact Dell
(see “Contacting Dell” on page 79) for
assistance.
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
Solving Problems
INSPIRON