w w w . d e l l . c o m s u p p o r t . d e l l . c o m
Light Pattern | Problem Description | Suggested Resolution |
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| A possible BIOS failure has occurred; the | Run the BIOS Recovery utility, wait for |
| computer is in the recovery mode. | recovery completion, and then restart |
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| the computer. |
A B C D
A possible processor failure has occurred. Reinstall the processor and restart the computer. For more information on reinstalling the processor, see your
A | B | C | D | User’s Guide. | |
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| Memory modules are detected, but | 1 | Reseat the memory modules. |
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| a memory failure has occurred. | 2 | Restart the computer. |
A | B | C | D | 3 | Run the Dell Diagnostics. |
| If the problem persists, contact Dell. | ||||
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| A possible expansion card failure has | 1 | Determine if a conflict exists by |
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| removing a card (not the graphics |
A | B | C | D |
| card) and then restarting the |
| computer. For more information | ||||
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| on removing a card, see your User’s |
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| Guide. |
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| 2 | If the problem persists, reinstall the |
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| card that you removed, remove a |
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| different card, and then restart the |
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| computer. |
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| 3 | Repeat this process for each card. |
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| If the computer starts normally, |
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| troubleshoot the last card you |
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| removed for resource conflicts (see |
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| "Resolving Software and Hardware |
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| Incompatibilities"). |
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| 4 | If the problem persists, contact Dell. |
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| For more information on contacting |
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| Dell, see your User’s Guide. |
= yellow = green = off
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