HP ET115AV HP xw4400 Workstation - Service and Technical Reference Guide - Page 112

Troubleshooting checklist, LED color definitions, HP Insight Diagnostics Offline Edition

Page 112 highlights

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 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-PnP 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 power on the system. ● Are you running the latest BIOS version, drivers, and software updates? LED color definitions An LED light exists on the front panel of your workstation. The following table describes what each color signifies. Table 5-1 LED color definitions LED state LED color System status Solid Flashing Solid or flashing None Green Green Red No light System is on. System is in Standby. System has experienced an error. Refer to Diagnostic LED codes on page 106 System is in Hibernate, or it is off. HP Insight Diagnostics Offline Edition The diagnostics utility enables you to perform testing and to view critical computer hardware and software configuration information from various sources. This utility enables you to: ● Run diagnostics ● View the hardware configuration of the system 102 Chapter 5 System diagnostics and troubleshooting ENWW

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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 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-PnP 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 power on the system.
Are you running the latest BIOS version, drivers, and software updates?
LED color definitions
An LED light exists on the front panel of your workstation. The following table describes what each color
signifies.
Table 5-1
LED color definitions
LED state
LED color
System status
Solid
Green
System is on.
Flashing
Green
System is in Standby.
Solid or flashing
Red
System has experienced an error. Refer
to
Diagnostic LED codes
on page
106
None
No light
System is in Hibernate, or it is off.
HP Insight Diagnostics Offline Edition
The diagnostics utility enables you to perform testing and to view critical computer hardware and
software configuration information from various sources. This utility enables you to:
Run diagnostics
View the hardware configuration of the system
102
Chapter 5
System diagnostics and troubleshooting
ENWW