1.8 Power Supply

1 Hardware Overview

6.Power ON/OFF sequence

When power is turned on or off, the PSC starts the power on or off sequence.

SQ0-4 = power ON sequence

SQ5-B = power OFF sequence

7.Battery charging control

The PSC controls the following.

The quick charge ON/OFF

The trickle charge ON/OFF

The detection of full charge

8.Detection of the low battery

The PSC detects the low battery point by the battery voltage, current and temperature.

LB10M

= The system will be driven by the battery for 10 more minutes.

LB0

= The battery won't be able to drive the system after a few more

 

minutes.

LB1

= The battery can drive the system only during the suspend process.

LB2

= The battery cannot drive the system.

9.New battery installation

When a new battery is installed, the PSC communicates with the E2PROM in the battery to read information of the newly installed battery.

10.Battery capacity calculation

The PSC updates the battery capacity counter. And, the PSC converts it into remaining time and percentage of capacity.

11.Command data sending

The PSC sends power commands to the EC.

Satellite Pro M10 Series Maintenance Manual (960-431)

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Toshiba M10 manual Power Supply Hardware Overview, LB2