Toshiba TECRA M4 User Manual page 32

Introduction
Memory
Slots
Video RAM
Power
Battery
Disclaimer (Battery Life)
Battery life may vary considerably depending on product model,
configuration, applications, power management settings and features
utilized, as well as the natural performance variations produced by the
design of individual components. Published battery life numbers are
achieved on select models and configurations tested by Toshiba at the
time of publication. Recharge time varies depending on usage. Battery
may not charge while computer is consuming full power. After a period of
time, the battery will lose its ability to perform at maximum capacity and will
need to be replaced. This is normal for all batteries. To purchase a new
battery pack, see the accessories information that shipped with your
computer.
RTC battery
AC adaptor
1-4
The slot accepts a 256, 512 or 1,024 MB memory
module. 256, 512 or 1,024 MB memory modules
can be installed in the two memory slots for a
maximum of 2,048 MB system memory.
Part of system memory is used for Video RAM.
64 or 128 MB of RAM is provided for video
display.
pack*15 The computer is powered by one rechargeable
lithium-ion battery pack.
The internal RTC battery backs up the Real Time
Clock (RTC) and calendar.
The AC adaptor provides power to the system
and recharges the batteries when they are low. It
comes with a detachable power cord. It encloses
2-pin or 3-pin plug type.
Because it is universal, it can receive a range of
AC voltage from 100 to 240 volts; however, the
output current varies among different models.
Using the wrong model can damage your
computer. Refer to the
Chapter 2, The Grand Tour.
AC adaptor section in
User's Manual