Dell DCDR01, PP521 owner manual Code Description Suggested Remedy Repetitive Short beeps

Code	Description	Suggested Remedy
(repetitive
short beeps)
1	BIOS checksum	Contact Dell (see "Contacting Dell" on
	failure. Possible	page 141).
	motherboard failure.

2No memory modules • If two or more memory modules are

are detected.installed, remove the modules (see

"Removing Memory" in the Service Manual on the Dell Support website at support.dell.com), then reinstall one module (see "Installing Memory" in the Service Manual on the Dell Support website at support.dell.com) and restart the computer. If the computer starts normally, continue to install additional memory modules (one at a time) until you have identified a faulty module or reinstalled all modules without error.

• If available, install working memory of the same type into your computer (see "Memory" in the Service Manual on the Dell Support website at support.dell.com).

• If the problem persists, contact Dell (see "Contacting Dell" on page 141).

Troubleshooting Tools

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