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User’s Manual 6-1
TOSHIBA L20 Series
Chapter 6
Power and Power-Up Modes
The computer's power resources include the AC adaptor and internal
batteries. This chapter gives details on making the most effective use of
these resources including charging and changing batteries, tips for saving
battery power, and power up modes.
Power conditions
The computer's operating capability and battery charge status are affected
by the power conditions: whether an AC adaptor is connected, whether a
battery is installed and what the charge level is for the battery.
Table Power conditions
Power on Power off
(no operation)
Universal
AC
adaptor
connected
Battery fully
charged
• Operates
• LED: Battery green
• LED: Battery green
Battery partially
charged or no
charge
• Operates
• Quick Charge
• LED: Battery orange
• Quick charge
• LED: Battery orange
No battery
installed
• Operates
• No charge
• LED: Battery off
• No charge
• LED: Battery off
Universal
AC
adaptor
not
connected
Battery charge is
above low battery
trigger point
• Operates
• LED: Battery off
Battery charge is
below low battery
trigger point
• Operates
• LED: Battery flashes orange
Battery charge is
exhausted
Computer shuts down
No Battery
installed
• Cannot operates
• LED: Battery off