Dell Inspiron 1750 (Mid 2009) - Manual (Page 40)

38
Solving Problems
Beep Codes
Your computer might emit a series of beeps
during start-up if the monitor cannot display
errors or problems. The following repetitive
beep codes help you troubleshoot problems
with your computer.
NOTE: To replace parts, see the Service
Manual on the Dell Support website at
support.dell.com/manuals.
Two beeps — No memory/RAM detected
Remove the memory modules, reinstall •
one module and restart the computer. If
the computer starts normally, reinstall an
additional module. Continue until you have
identified a faulty module or reinstalled all
modules without an error.
If available, install memory modules of the
•
same type in your computer.
If the problem persists, contact Dell (see
•
“Contacting Dell” on page 63).
Three beeps — Possible motherboard failure -
Chipset error
Contact Dell (see “Contacting Dell” on page 63).
Four beeps —
Memory/RAM failure
Ensure that no special memory module/ •
memory connector placement requirements
exist (see the Service Manual on the Dell
Support website at support.dell.com/manuals).
Verify that the memory modules that you are
•
installing are compatible with your computer.
For more information about the type of
•
memory supported by your computer, see
“Specifications” on page 66.
If the problem persists, contact Dell (see
•
“Contacting Dell” on page 63).
Six beeps — Video BIOS failure
Replace the video card.
Seven beeps —
Central Processor Unit failure
Replace the central processor unit (CPU).
Eight beeps —
Display failure
Replace the display.