Toshiba u300 Manuale Utente

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User’s Manual
6-1
TOSHIBA Satellite U300 / Satellite Pro U300 / PORTEGE M600 / TECRA M8 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 blue
• LED: Battery blue
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