NB 100 Series

To ensure that the battery pack maintains its maximum capacity, operate the computer on battery power at least once a month until the battery pack is fully discharged. Refer to Extending battery life in this chapter for procedures. If the computer is continuously operated on AC power, more than a month, the battery may fail to retain a charge. It may not function efficiently over the expected life of the battery and the Battery LED may not indicate a low-battery condition.

Real Time Clock battery

The Real Time Clock (RTC) battery provides power for the internal real time clock and calendar. It also maintains the system configuration.

If the RTC battery becomes completely discharged, the system loses this data and the real time clock and calendar stop working. One of the following messages appears when you turn on the power:

The firmware has detected that a CMOS battery fail occurred. <F1> delete The firmware has detected that a CMOS battery fail occurred.<F1> delete, <F2> to setup

The computer’s RTC battery is a lithium ion battery and should be replaced only by your dealer or by a TOSHIBA service representative. The battery can explode if not properly replaced, used, handled or disposed of. Dispose of the battery as required by local ordinances or regulations

Care and use of the battery pack

This section provides the important safety precautions in order to handle your battery pack properly.

Refer to the enclosed Instruction Manual for Safety and Comfort for detailed precautions and handling instructions.

Make sure the battery is securely installed in the computer before

attempting to charge the battery pack. Improper installation could generate smoke or fire, or cause the battery pack to rupture.

Keep the battery pack out of reach of infants and children. It can cause injury.

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User’s Manual