Dell Studio 1745 (Mid 2009) - Manual (Page 48)

46
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.
One beep — BIOS ROM checksum failure;
Possible motherboard failure
Contact Dell (see “Contacting Dell” on page 73).
Two beeps —
No 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 73).
Three beeps — Possible motherboard failure
Contact Dell (see “Contacting Dell” on page 73).
Four beeps —
RAM read/write 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).
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 76.
If the problem persists, contact Dell (see
•
“Contacting Dell” on page 73).
Five beeps — Real Time Clock failure
Replace the battery.
Six beeps —
Video card or chip failure
Contact Dell (see “Contacting Dell” on page 73).