HP Kayak XU 04xx HP Kayak XU & XW PC Workstation - User's Guide - Page 42

If Your PC Workstation Does Not Start Properly, Display is Blank and There Are No Error Messages

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3 Troubleshooting Your HP PC Workstation If Your PC Workstation Does Not Start Properly If Your PC Workstation Does Not Start Properly Display is Blank and There Are No Error Messages If your display is blank and there are no error messages when you turn on your PC Workstation, follow this procedure: 1 Check the LCD screen (refer to "Using HP MaxiLife to Diagnose Problems" on page 28). 2 Check external items. 3 Check internal items. Check External Items Be sure the following external items are functioning properly: • Check that the computer and display are turned on. (The power light should be illuminated.) • Check the display's contrast and brightness settings. • Make sure that all cables and power cords are firmly plugged in. • Make sure the power outlet is working. Check Internal Items If the PC Workstation still does not start properly, follow this procedure to check the internal items: 1 Turn off the display, the computer, and all external devices. 2 Unplug all power cords and cables, noting their positions. Disconnect the PC Workstation from any telecommunications network. 3 Remove the cover and check the following items: LCD Error Messages - Power CPU 1 Power CPU 2 Power Cache CPU error Action Check all internal cables. Check that the processors and VRMs are correctly installed. Reset the PC Workstation or power-off the LAN. Reference Ensure they are correctly attached and firmly in place. Refer to "Installing a Processor" in the Upgrade and Configuration Guide. Refer to "The MaxiLife Control Panel" on page 8. 34 English

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3
Troubleshooting Your HP PC Workstation
If Your PC Workstation Does Not Start Properly
34
English
If Your PC Workstation Does Not Start Properly
Display is Blank and There Are No Error Messages
If your display is blank and there are no error messages when you turn
on your PC Workstation, follow this procedure:
1
Check the LCD screen (refer to “Using HP MaxiLife to Diagnose
Problems” on page 28).
2
Check external items.
3
Check internal items.
Check External Items
Be sure the following external items are functioning properly:
•
Check that the computer and display are turned on. (The power light
should be illuminated.)
•
Check the display’s contrast and brightness settings.
•
Make sure that all cables and power cords are firmly plugged in.
•
Make sure the power outlet is working.
Check Internal Items
If the PC Workstation still does not start properly, follow this procedure
to check the internal items:
1
Turn off the display, the computer, and all external devices.
2
Unplug all power cords and cables, noting their positions. Disconnect
the PC Workstation from any telecommunications network.
3
Remove the cover and check the following items:
LCD Error Messages
Action
Reference
-
Check all internal cables.
Ensure they are correctly attached and
firmly in place.
Power CPU 1
Power CPU 2
Power Cache
Check that the processors and VRMs
are correctly installed.
Refer to “Installing a Processor” in the
Upgrade and Configuration Guide
.
CPU error
Reset the PC Workstation or power-off
the LAN.
Refer to “The MaxiLife Control Panel” on
page 8.