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Troubleshooting Checklist; Led Color Definitions - HP Xw4550 - Workstation - 2 GB RAM Technical Reference Manual

Hp xw4550 workstation - service and technical reference guide.
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Table 5-16
Internet access problems (continued)
Problem

Troubleshooting checklist

Before running any of the diagnostic utilities, use the following checklist to find possible solutions for
workstation or software problems.
Are the workstation and monitor connected to a working electrical outlet?
Is the workstation powered on?
Is the green power light illuminated?
Is the monitor powered on?
Is the green monitor light illuminated?
Adjust the monitor brightness and contrast controls if the monitor is dim.
Press and hold any key. If the system beeps, then the keyboard is operating correctly.
Check all cables for loose or incorrect connections.
Reconfigure the workstation after installing a non-Plug and Play expansion board or other option,
such as a diskette drive.
Are all of the necessary device drivers installed?
Have all printer drivers been installed for each application?
Remove all diskettes and CDs from the drives before you apply power to the system.
Ensure your workstation is running the latest BIOS version, drivers, and software updates.

LED color definitions

A multicolor LED is located on the front panel of your workstation. The following table describes the
significance of each LED color.
Table 5-17
LED color definitions
LED state
Solid
Flashing
Solid or flashing
None
114 Chapter 5 System diagnostics and troubleshooting
Cause
LED color
Green
System is on.
Green
System is in Standby.
Red
System has experienced an error. Refer
Diagnostic error codes on page 98
to
No light
System is in Hibernate, or it is off.
6.
Right-click the COM port your modem uses, then
click Properties.
7.
Under Device status, verify that the modem is working
properly.
8.
Under Device usage, verify the modem is enabled.
9.
If there are further problems, click the Troubleshoot
button and follow the on-screen instructions.
System status
Solution
ENWW

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