Panasonic Toughbook CF-48 Series Reference Manual

Also see for Toughbook CF-48 Series: Operating instructions Reference manual Service manual Reference manual Operating instructions

16Computing on the RoadOne of the main features of notebook-type computers is that you have the power ofcomputing away from your home or office. In the following, information is provided onhow to maximize use of the battery pack which is necessary for such computing.Four Important PointsConserving PowerBe sure to charge your battery before and after use.To get the maximum use of your battery, set the power man-agement mode.Check to see that you have your AC adaptor with you beforeleaving your home or office.Purchasing a spare battery (CF-VZSU18) is highly recommended.Always watch your battery level!Leave your computer off when it is not in use( “Starting Up/Shutting Down”)Adjust the brightness (darker) with Fn + F1By holding down on the keys ( will be displayed), the degree of brightness willbe lowered, thereby lowering the power consumption.Before stepping away from your computer, press Fn + F7 orFn + F10 to put your computer in the standby or hiberna-tion mode ( page 3)Windows 2000In [Control Panel] - [Power Options], make settings in detailBy making settings in detail for the timeout, alarm, etc., it is possible to controlthe consumption of power.Windows XPIn [Control Panel] - [Performance and Maintenance] - [Power Op-tions], make settings in detailBy making settings in detail for the timeout, alarm, etc., it is possible to controlthe consumption of power.By selecting [Max Battery] in [Power Schemes], the battery’s operating time canbe extended even further.Windows 2000Setting the Intel® SpeedStep™ technology ( page 17)You can control power consumption by setting CPU performance separately for “ACadaptor connected” and “AC adaptor disconnected (i.e., running on batteries).”POINT 4POINT 2POINT 1POINT 3Things to RememberCAUTIONWhen installed in a network environment.Do not use the standby or hibernation mode.After resuming operation from the standby or hibernation mode, the network con-nection may be severed or the computer will not work properly.When a device like a high-speed modem or ISDN terminal adapter is con-nected to the serial port, etc.There are times when high-speed communication is adversely affected if thepower management function is enabled.Key operation and music playback.When the power management function is running, you may feel that key or touchpad (or mouse) operations are sluggish. Furthermore, music may not be playedback correctly when the power of the display is cut (for energy conservation pur-poses) during playback.