Dell Precision 360 Setup and Quick Reference Guide - Page 29

yellow, green, Light Pattern, Problem Description, Suggested Resolution

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Light Pattern A B C D Problem Description A possible expansion card failure has occurred. A possible graphics card failure has occurred. A B C D A B C D A possible floppy or hard drive failure has occurred. A possible USB failure has occurred. A B C D No memory modules are detected. A B C D = yellow = green = off Suggested Resolution 1 Determine if a conflict exists by removing a card (not the video card) and then restarting the computer. 2 If the problem persists, reinstall the card that you removed, remove a different card, and then restart the computer. 3 Repeat this process for each card. If the computer starts normally, troubleshoot the last card removed from the computer for resource conflicts (see "Resolving Software and Hardware Incompatibilities" in your User's Guide). 4 If the problem persists, contact Dell. Reinstall the graphics card and restart the computer. If the problem still exists, install a graphics card that you know works and restart the computer. If the problem persists, contact Dell. Check all power and data cable connections, and then restart the computer. Reinstall all USB devices, check cable connections, and then restart the computer. 1 Remove and reinstall all memory modules. Ensure that all the connector tabs are locked. For optimal performance, install the DIMMs in pairs (1 and 2 and 3 and 4). 2 Restart the computer. Setup and Quick Reference Guide 29

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Setup and Quick Reference Guide
29
A possible expansion card failure has
occurred.
1
Determine if a conflict exists by removing
a card (not the video card) and then
restarting the computer.
2
If the problem persists, reinstall the card
that you removed, remove a different card,
and then restart the computer.
3
Repeat this process for each card. If the
computer starts normally, troubleshoot the
last card removed from the computer for
resource conflicts (see "Resolving Software
and Hardware Incompatibilities" in your
User’s Guide
).
4
If the problem persists, contact Dell.
A possible graphics card failure has occurred.
Reinstall the graphics card and restart the
computer.
If the problem still exists, install a graphics
card that you know works and restart the
computer.
If the problem persists, contact Dell.
A possible floppy or hard drive failure has
occurred.
Check all power and data cable connections,
and then restart the computer.
A possible USB failure has occurred.
Reinstall all USB devices, check cable
connections, and then restart the computer.
No memory modules are detected.
1
Remove and reinstall all memory modules.
Ensure that all the connector tabs are
locked. For optimal performance, install
the DIMMs in pairs (1 and 2 and 3 and 4).
2
Restart the computer.
Light Pattern
Problem Description
Suggested Resolution
= yellow
= green
= off
A B C D
A B C D
A B C D
A B C D
A B C D