Panasonic CF-37 Series Supplementary Instructions Manual

Also see for CF-37 Series: Operating instructions Supplementary instructions Supplementary instructions Reference manual Reference manual

Contents

9No display after poweringonThe power has not beencut, but after a certain pe-riod of time, there is no dis-playThe resolution of the dis-play cannot be changedAn afterimage appears (i.e.,green, red, and blue dots re-main on the display) orthere are dots not display-ing the correct colorsDuring simultaneous dis-play, the screen of the ex-ternal display becomes dis-orderedThe screen becomes disor-deredAt the time of purchase, the display setting is preset for an external display. If you connectan external display, the screen is displayed on the external display.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 Fn + F3 .When displaying only through an external display, if the computer is shut down by usingthe suspend or hibernation function, there will be no display on the LCD unless the exter-nal display is connected when operations are resumed. In this case, connect the externaldisplay.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 aselection, like Ctrl .To save power, your computer may have automatically entered the standby or hibernationmode. ( “Computing On the Road”)Set [None] for [Wallpaper] in [Start] - [Settings] - [Control Panel] - [Display] - [Background],select [OK]. Try changing the resolution again. After the change, be sure to restart thecomputer.If an image is displayed for a prolonged period of time, an afterimage may appear. This isnot a malfunction. The afterimage will disappear when a different screen is displayed.High-precision and advanced technologies are necessary in the production of color liquidcrystal displays (color LCDs). Therefore, if 0.002% or less of the picture elements either failto light or remain constantly lit (that is, more than 99.998% of elements are functioningproperly), no defect is considered to exist.Try changing the display by pressing Fn + F3 .Changing the number of colors of the display may affect the screen. Restart the computer.DisplayPress Ctrl + Alt + Del and select [Shut down].After cutting the power by sliding the power switch for more than four seconds, slide thepower switch to power on and open the application again.If the program no longer works normally, go to [Start] - [Settings] - [Control Panel] -[Add/Remove Programs] to delete the program. Then try installing the program onceagain.Computer hangsApplication SoftwareThe red indicator lights.Repeated beeping soundwhile the computer is in use.The red indicator blinksAfter the AC adapter is con-nected, the orange indicatorblinks five timesThe battery level is low. Save your data and power off your computer.After connecting the AC adapter or replacing the battery pack with a fully charged one, turnyour computer on.The battery pack or recharging function may be defective. Quickly remove the batterypack and disconnect the AC adapter, then connect them again.If the problem persists, contact Panasonic Technical Support.Unable to charge because of an improper temperature range. ( “Operating Instructions”page 6)Battery Indicator