HP Pavilion zt1100 HP Pavilion Notebook PC ZT1000 Series and Omnibook Noteboo - Page 99

Display problems

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Troubleshooting and Maintenance Troubleshooting Techniques Display problems If the notebook is on, but the screen is blank ? ? Move the mouse or tap the touch pad or scroll pad. This will wake the display if it is off. ? ? Try pressing Fn+F2 to increase the display brightness. ? ? Press Fn+F5 in case the internal display was disabled. (Do this three times to return to the state you started from.) ? ? If the notebook is cold, allow it to warm up. If the screen is difficult to read ? ? Try setting the display resolution to its default setting of 1024×768: click Start, Control Panel, Appearance and Themes, Display, Settings. ? ? Try adjusting the size of the desktop icons and labels- see "To adjust the display" on page 35. If part of the Windows desktop is not visible and you have to scroll down to see the taskbar, or does not fill the entire display and has a black border ? ? Your display resolution may be set incorrectly. Adjust the resolution as needed- see "To adjust the display" on page 35. If an external display does not work ? ? Check the connections. ? ? Press Fn+F5 in case the external monitor was disabled. (Do this three times to return to the state you started from.) ? ? If you're using a TV connected to the S-video port, you must activate the TV- see "To use a TV set as a monitor" on page 83. ? ? Test the display with the e-DiagTools diagnostics- see "Testing the Hardware" on page 116. If one or more display pixels look bad TFT display manufacturing is a highly precise but imperfect technology, and manufacturers cannot produce displays that are cosmetically perfect. Most, if not all, TFT displays exhibit some level of cosmetic imperfection. These cosmetic imperfections may be visible under varying display conditions, and can appear as bright, dim, or dark spots. Reference Guide 99

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Troubleshooting and Maintenance
Troubleshooting Techniques
Reference Guide
99
Display problems
If the notebook is on, but the screen is blank
??
Move the mouse or tap the touch pad or scroll pad. This will wake the display if it is
off.
??
Try pressing Fn+F2 to increase the display brightness.
??
Press Fn+F5 in case the internal display was disabled. (Do this three times to return to
the state you started from.)
??
If the notebook is cold, allow it to warm up.
If the screen is difficult to read
??
Try setting the display resolution to its default setting of 1024×768: click Start,
Control Panel, Appearance and Themes, Display, Settings.
??
Try adjusting the size of the desktop icons and labels—
see “To adjust the display” on
page 35.
If part of the Windows desktop is not visible and you have to scroll down to see the
taskbar, or does not fill the entire display and has a black border
??
Your display resolution may be set incorrectly. Adjust the resolution as needed—
see
“To adjust the display” on page 35.
If an external display does not work
??
Check the connections.
??
Press Fn+F5 in case the external monitor was disabled. (Do this three times to return
to the state you started from.)
??
If you’re using a TV connected to the S-video port, you must activate the TV—
see
“To use a TV set as a monitor” on page 83.
??
Test the display with the e-DiagTools diagnostics—
see “Testing the Hardware” on
page 116.
If one or more display pixels look bad
TFT display manufacturing is a highly precise but imperfect technology, and
manufacturers cannot produce displays that are cosmetically perfect. Most, if not all, TFT
displays exhibit some level of cosmetic imperfection. These cosmetic imperfections may
be visible under varying display conditions, and can appear as bright, dim, or dark spots.