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User’s Manual 6-1
TECRA M2
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.
Power on Power off (no operation)
AC adaptor
connected
MainBattery
fully charged
• Operates
• No charge
• LED: Battery green
DC IN 15V green
• No charge
• LED: Battery green
DC IN 15V green
Main Battery
partially
charged or no
charge
• Operates
• Charge
*
1
• LED: Battery orange
DC IN 15V green
• Quick charge
*
1
• LED: Battery orange
DC IN 15V green
No Main battery
installed
• Operates
• No charge
• LED: Battery off
DC IN 15V green
• No charge
• LED: Battery off
DC IN 15V green