w w w . d e l l . c o m s u p p o r t . d e l l . c o m
D i a g n o s t i c L i g h t C o d e s B e f o r e P O S T ( c o n t in u e d )
Light Pattern | Cause | Action |
|
|
|
| Normal off condition. Computer is | Ensure that the |
| connected to its electrical outlet. | light is off, ensure that the computer is connected to a |
A B C D |
| working electrical outlet and then press the power button. |
| When the computer is operating normally, it can be | |
|
| |
|
| automatically or remotely started as long as it remains |
|
| connected to an electrical outlet. For more information, see |
|
| "Power Management." |
|
| If the problem is still not resolved, contact Dell for |
|
| technical assistance. |
|
|
|
| Computer is in a reduced power or | Use one of the appropriate methods to "wake up" the |
| "sleep" state. | computer. See "Power Management." |
A B C D |
| If the problem is still not resolved, contact Dell for |
| technical assistance. | |
|
| |
|
|
|
| BIOS is not executing. | Perform the procedure in "Reset Corrupted BIOS Settings." |
A B C D |
|
|
|
|
|
| Possible power supply or power cord | Perform the procedure in "Power Problems." |
| failure. |
|
A B C D |
|
|
| Possible system board failure. | Contact Dell for technical assistance. |
A B C D |
|
|
|
|
|
| Microprocessor and/or VRM | Perform the procedure in "Microprocessor Problems." |
| mismatch. |
|
A B C D |
|
|
| Possible VRM 0 failure. | Perform the procedure in "Microprocessor Problems." |
