430 Series
1.10 Batteries
The 430 series has three types of batteries:
❑ Main battery pack
❑ Backup battery
❑ Real Time Clock (RTC) battery
Battery specifications are listed in Table 1-9.
Table 1-9 Battery specifications
Battery name Material Output voltage Capacity
Main battery Lithium-Ion 10.8 V 3,600 mAH
Backup battery Nickel Metal Hydride 7.2 V 110 mAH
RTC battery Nickel Metal Hydride 3.6 V 30 mAH
1.10.1 Main Battery
The removable main battery pack is the computer’s main power source when the AC power
cord is not attached. The main battery recharges the backup battery. The backup and main
battery maintain the state of the computer when you enable AutoResume.
❑ Battery Icon
The Battery icon is located on top of the back rim of the 430 series. The icon shows
the status of the removable battery pack.
The status of each can be determined by color:
Orange The battery is being charged. (AC power cord is attached.)
Green The battery is fully charged. (AC power cord is attached.)
Blink orange The battery is low when the power is on.
No light Under any other conditions, the LED does not light.
1.10.2 Battery Charging Control
Battery charging is controlled by a power supply microprocessor. The microprocessor
controls whether the charge is on or off and detects a full charge when the AC power cord
and battery are attached to the computer. The system charges the battery using quick charge
or trickle charge.
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