Dell Latitude E6400 - Manual (Page 32)

32 Troubleshooting
If your computer beeps during start-up:
1 Write down the beep code.
2 Run the Dell™ Diagnostics to identify a more serious cause (see "Dell
Diagnostics" on page 40).
Code
(repetitive
short beeps) Description Suggested Remedy
1 BIOS checksum
failure. Possible
system board failure.
Contact Dell.
2 No memory modules
detected
1 If you have two or more memory modules
installed, remove the modules, reinstall one
module (see your Service Manual at
support.dell.com), and then 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 error.
2 If available, install good memory of the same
type into your computer see your Service
Manual at support.dell.com).
3 If the problem persists, contact Dell.
3 Possible system
board failure
Contact Dell.
4 RAM Read/Write
failure
1 Ensure that no special memory
module/memory connector placement
requirements exist (see your Service Manual at
support.dell.com).
2 Verify that the memory modules that you are
installing are compatible with your computer
(see your Service Manual at
support.dell.com).
3 If the problem persists, contact Dell.