Dell J5MFN Laptop User Manual


 
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.