Dell OptiPlex 740 Snelle Referentiegids pagina 55
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Power Light
Problem Description
Solid yellow
The Dell Diagnostics is
running a test, or a device
on the system board may be
faulty or incorrectly
installed.
Blinking yellow
A power supply or system
board failure has occurred.
Solid green and a
A problem was detected
beep code during
while the BIOS was
POST
executing.
Solid green
The monitor or the graphics
power light, no
card may be faulty or
beep code and
incorrectly installed.
no video during
POST
Solid green
An integrated system board
power light and
device may be faulty.
no beep code,
but the
computer locks
up during POST
Diagnostic Lights
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions located in the Product Information Guide.
Suggested Resolution
If the Dell Diagnostics is running,
allow the testing to complete.
See "Diagnostic Lights" on page 55
to see if the specific problem is
identified.
If the computer does not boot,
contact Dell for technical assistance.
For information on contacting Dell,
see your online User's Guide.
See "Diagnostic Lights" on page 55
to see if the specific problem is
identified.
See "Power Problems" in your online
User's Guide.
For instructions on diagnosing the
beep code, see "Beep Codes" on
page 59. Also, see "Diagnostic
Lights" on page 55 to see if the
specific problem is identified.
See "Diagnostic Lights" on page 55
to see if the specific problem is
identified.
See "Diagnostic Lights" on page 55
to see if the specific problem is
identified. If the problem is not
identified, contact Dell for technical
assistance. For information on
contacting Dell, see your online
User's Guide.
Quick Reference Guide
55
