Texas Instruments TravelMate 4000M User Reference Manual page 254

The following table summarizes approximate power con-
sumption using various computer power-saving features,
manual and automatic.
Power Consumption by Operating Mode
Operating Mode
Manual Standby* with DOS background tasks
Manual Standby* with no background tasks
Auto Suspend† with DOS background tasks
Auto Suspend† with Windows background tasks
Auto Suspend† without background tasks
Cover Closed Suspend mode
Operation with hard disk access‡
Operation with no hard disk access‡
Operation with LCD off
Setup Program LCD Power set to Low
LCD brightness, minimum to maximum
Typical full-charge battery capacity
Maximum power consumption, all options
to enter Standby mode.
*Press STANDBY
†Select
Auto Suspend in the Setup Program's Power Savings category.
‡Add 3 to 3.5 watts if BatteryPro is not activated (level 0).
Power Consumption Values
Power Consumption Values E-1
Typical Power Consumption
4.0 – 6.0 watts
2.0 – 4.0 watts
3.5 – 6.0 watts
2.5 – 5.0 watts
2.0 – 3.5 watts
2.0 – 3.2 watts
7.5 – 12.5 watts
7.0 – 9.0 watts
3.5 – 6.5 watts
0.5 watts
1.5 – 3.5 watts
32.4 watts
20.5 watts
E