P
OWER
AND
P
OWER
-U
P
M
ODES

Chapter 6

Power and Power-Up Modes
Power conditions............................................................................... 6-1
Power indicators ...............................................................................6-2
Battery indicators ............................................................................... 6-2
DC IN indicator ...................................................................................6-3
Power indicator...................................................................................6-3
Battery types...................................................................................... 6-3
Battery pack....................................................................................... 6-4
Real Time Clock battery ..................................................................... 6-4
Care and use of the battery pack..................................................... 6-5
Safety precautions.............................................................................. 6-5
Charging the batteries ........................................................................6-8
Monitoring battery capacity .............................................................. 6-10
Maximizing battery operating time.................................................... 6-10
Retaining data with power off ............................................................6-11
Extending battery life........................................................................ 6-11
Replacing the battery pack............................................................. 6-12
Removing the battery pack ............................................................... 6-12
Installing the battery pack................................................................. 6-13
Starting the computer by password............................................... 6-15
Power-up modes ............................................................................. 6-15
Windows utilities ..............................................................................6-15
Hot keys........................................................................................... 6-15
Panel power off ............................................................................... 6-16
System Auto Off ............................................................................... 6-16