Dealing with problems (summary), Display – Panasonic CF-28 User Manual

Page 22

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Dealing with Problems (Summary)

Display

No display after powering
on

• When there is no display to an external display,

• Check your cable connection to the external display.
• Confirm your display is powered on.

• Check the settings for your external display.

• Try changing the display by pressing (£n3 + CE3D •
• When displaying only through an external display, if the computer is shut down (includ­

ing the standby or hibernation function), there will be no display on the LCD unless the

external display is connected when the computer is powered on or operations are re­
sumed. In this case, connect the external display or press C Fn ^ + ( F3 ) .

The power has not been
turned off, but after a cer­
tain period of time, there is

no display

• Has the computer been set to the power-saving mode?

To resume operation of your computer from the condition the power of the display is off
(for energy conservation purposes), press any key unrelated to the direct triggering of a
selection, like C Shift).

• To save power, your computer may have automatically entered either the standby or

hibernation mode. (C^ “Computing on the Road”) Rotate the power switch.

The cursor cannot be con­

trolled

Restart the computer by using the keyboard (e.g.,(l^^).

An

afterimage

appears

(e.g., green, red, and blue
dots remain on the display)
or there are dots not dis­
playing the correct colors

• If an image is displayed for a prolonged period of time, an afterimage may appear. This

is not a malfunction. The afterimage will disappear when a different screen is displayed.

• High-precision and advanced technologies are necessary in the production of color liq­

uid crystal displays (color LCDs). Therefore, if 0.002% or less of the picture elements
either fail to light or remain constantly lit (that is, more than 99.998% of elements are
functioning properly), no defect is considered to exist.

The external display no
longer displays properly

When an external display not compatible with the power saving mode is used with the

computer, the external display may no longer display properly when the computer enters the
condition the power of the display is off (for energy conservation purposes). In such cases,
turn off the power to the external display.

The screen becomes disor­
dered

Changing the number of colors of the display may affect the screen. Restart the computer.

During simultaneous dis­

play*, the screen of the ex­

ternal display becomes dis­
ordered

• Trv chaneins the disnlav bv nressins C Fn ) ( F3 }.
• If you continue to experience problems, try changing the display in the following menu.

: rStartl - [Settinssl - fControl Panel! - [Intel® Granhics Technoloevl.

(; [Start! -[Control Panel! - [Anoearance and Themesl - fDisplavl - ISet-

tings] - [Advanced] - [Intel® Graphics Technology],

When the setting of the

screensaver is changed, an
error may occur during a

resume operation

When the computer enters the standby or hibernation mode while the screensaver is run­

ning, an error may occur during a resume operation. In such cases, turn off the screensaver

or try changing the pattern of the screensaver.

* To display the same screen on both the internal LCD and external display:

Simultaneous display = Intel (R) Dual Display clone in [Intel (R) 830M Graphics Controller Properties]

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