User's Manual

36 Quick Reference Guide
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Memory Overview
NOTE: Your computer supports ECC and registered memory.
• Memory modules should be installed in pairs of matched size, speed, and rank (1R is single
rank and 2R is dual rank)
. See the label on the memory module to determine its size, speed
rank, and organization. Be sure that your memory module labels match.
Example: 256MB 1Rx8 PC2-3200R-333-10:
• Size = 256 MB
• Speed = 3200
• Rank = 1R
• Organization = x8
green
green
green
yellow
Another failure has occurred. • Ensure that the cables are properly
connected to the system board from
the hard drive, CD drive, and
DVD drive.
• If the problem persists,
contact Dell .
green
green
green
green
The computer is in a normal operating
condition after POST.
None.
Light Pattern Problem Description Suggested Resolution
= yellow
= green
= off
ABCD
ABCD
256MB 2R XX XXX