Panasonic Toughbook CF-29N3LG6BM Operating Instructions Manual

Also see for CF-29 Series: Operating instructions User guide Operating instructions Reference manual Service manual

29 TroubleshootingAn afterimage appears (e.g.,green, red, and blue dots re-main on the display) or thereare dots not displaying thecorrect colorsThe screen becomes disor-deredThe external display nolonger displays properlyWhen you want to displaythe fonts or icons at a largersizeDuring simultaneous dis-play, one of the screens be-comes disorderedWhen a video such as anMPEG file is being playedwith Media Player, the dis-play destination cannot beswitched using Fn + F3When the screen saver is set,an error occurs during a re-sume operationIf 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 eitherfail to light or remain constantly lit (that is, more than 99.998% of elements are function-ing properly), no defect is considered to exist.The screen display may become distorted if the resolution or number of colors is changed,or if an external display is connected or disconnected while the computer is operating.Restart the computer.When an external display not compatible with the power saving mode is used with thecomputer, the display may not function correctly when the computer enters the powersaving mode. In such cases, turn off the power to the external display.Change the size of the icons, etc. using “Icon Enlarger” ( “Icon Enlarger”).To enlarge a part of the screen, use Loupe Utility ( “Loupe Utility”).Try changing the display by pressing Fn + F3 .If you continue to experience problems, try changing the display destination in the follow-ing menu.[start] - [Control Panel] - [Other Control Panel Options] - [Intel(R) GMA Driver for Mo-bile] - [Devices]When the [Command Prompt] is set to “Full Screen” by pressing Alt + Enter , thepicture is displayed on one of the screens only. When the window display is restored bypressing Alt + Enter , the picture is displayed on both screens.The display destination cannot be switched while a video such as an MPEG file is playing.Stop playing the moving picture before switching the display destination.When the computer automatically enters the standby or hibernation mode while the screensaver is running, an error may occur during a resume operation. In such cases, turn off thescreen saver or try changing the pattern of the screensaver.Display (continued)Windows cannot be shutdown or restartedShutting DownIf a USB device is connected, try removing it.It may take one or two minutes to shut down.Battery IndicatorThe red indicator lightsThe red indicator blinksThe green indicator blinks*1The battery level is very low (the charge is approx. 9% or less).Connect the AC adaptor. You can use the computer when the battery indicator light isorange. If you do not have an AC adaptor, save your data and power off your computer.After replacing the battery pack with a fully charged one, turn your computer on.Quickly save your data and power off your computer. Remove the battery pack and dis-connect the AC adaptor, then connect them again.If the problem persists, contact Panasonic Technical Support. The battery pack or charg-ing circuit may be defective.In high temperature mode, the battery is discharging to the level that corresponds to an80%* 2 charge for normal temperature mode. ( “Battery Power”) Do not re-move the battery pack while the battery indicator is blinking green. If you remove it, thepower will be turned off forcibly.*1 Only for the main battery pack.*2 In high temperature mode, the level that corresponds to an 80% charge for normal temperaturemode is displayed as [100%].