Real time clock battery, Care and use of the battery pack, Safety precautions – Toshiba A300 User Manual
Page 118
6-4
User’s Manual
A300/A300D
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
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. The following
message appears when you turn on the power:
The firmware has detected that a CMOS battery fail
occurred.<F1> contiune
Care and use of the battery pack
The battery pack is a vital component of portable computing. Taking proper
care of it will help ensure longer operating time on battery power as well as
a longer life for your battery pack. Follow the instructions in this section
carefully to ensure safe operation and maximum performance.
Safety precautions
Mishandling of batteries can cause death, serious injury or property
damage. Carefully observe the following advisories:
Danger: Indicates an imminently hazardous situation, Which could result in
death or serious injury, if you do not follow instructions.
When the computer is powered off in hibernation and sleep mode, and the
AC adaptor is not connected, the battery pack supply power to maintain
data and programs in memory. If the battery pack is completely
discharged, hibernation and sleep do not function and the computer loses
all data in memory. The following message appears when you turn on the
power:
The firmware has detected that a CMOS battery fail
occurred.<F1> contiune
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