Dell Dimension 5000 Manuel d'utilisateur télécharger pdf (Page 7)

Diagnostic Lights

To help you troubleshoot a problem, your small form factor, small desktop, and small mini-tower computers have four lights labeled "A," "B," "C," and "D" on

the back panel. The lights can be yellow or green. When the computer starts normally, the patterns or codes on the lights change as the boot process

completes. If the POST portion of system boot completes successfully, all four lights display solid green. If the computer malfunctions during the POST process,

the pattern displayed on the lights may help identify where in the process the computer halted.

identified.

If the computer does not boot, contact Dell for technical

assistance.

Blinking yellow

A power supply or system board failure has occurred.

Check the diagnostic lights to see if the specific problem is

identified. Also, see "Power Problems."

Solid green and a beep code during

POST

A problem was detected while the BIOS was executing.

See "Beep Codes" for instructions on diagnosing the beep

code. Also, check the diagnostic lights to see if the specific

problem is identified.

Solid green power light and no beep

code and no video during POST

The monitor or the graphics card may be faulty or

incorrectly installed.

Check the diagnostic lights to see if the specific problem is

identified. See "Video and Monitor Problems."

Solid green power light and no beep

code but the computer locks up

during POST

An integrated system board device may be faulty.

Check the diagnostic lights to see if the specific problem is

identified. If the problem is not identified, contact Dell for

technical assistance.

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

NOTE: The orientation of the diagnostic lights may vary depending on the system type. The diagnostic lights can appear either vertical or horizontal.

Y = Yellow

G = Green



Light Pattern



Problem Description



Suggested Resolution

The computer is in a normal off

condition or a possible pre-BIOS

failure has occurred.

Plug the computer into a working electrical outlet and press the power button.

A possible BIOS failure has

occurred; the computer is in the

recovery mode.

Run the BIOS Recovery utility, wait for recovery completion, and then restart the computer.

A possible processor failure has

occurred.

Reinstall the processor and restart the computer.

Memory modules are detected, but

a memory failure has occurred.

l If you have one memory module installed, reinstall it and restart the computer. See "Memory"

for instructions on how to remove and install memory modules.

l If you have two or more memory modules installed, remove the modules, reinstall one module,

and then restart the computer. If the computer starts normally, reinstall an additional module.

Continue until you have identified a faulty module or reinstalled all modules without error.

l If available, install properly working memory modules of the same type into your computer.

l If the problem persists, contact Dell.

A possible expansion card failure

has occurred.

l Determine if a conflict exists by removing a card (not the graphics card) and then restarting

the computer.

l If the problem persists, reinstall the card that you removed, remove a different card, and then

restart the computer.

l Repeat this process for each card. If the computer starts normally, troubleshoot the last card

removed from the computer for resource conflicts.

l Move each card one at a time to a different PCI slot and restart the computer after each move.

l If the problem persists, contact Dell.

A possible graphics card failure has

occurred.

l If the computer has a graphics card, remove the card, reinstall it, and then restart the

computer.

l If the problem still exists, install a graphics card that you know works and restart the

computer.

l If the problem persists or the computer has integrated graphics, contact Dell.

A possible floppy or hard drive

failure has occurred.

Reseat all power and data cables and restart the computer.

A possible USB failure has

occurred.

Reinstall all USB devices, check cable connections, and then restart the computer.

1 2 3 4 5 6 7 8 9 10 11 12 ... 54 55

Commentaires sur ces manuels

Pas de commentaire

Dell Dimension 5000 Manuel d'utilisateur Page 7

Commentaires sur ces manuels

Produits connexes et manuels pour Ordinateurs Dell Dimension 5000