Toshiba C55a Manual

							Manufactured under license from DTS Licensing Limited.
Video mode Video mode settings are configured via the  Screen Resolution dialog.
To open the  Screen Resolution  dialog, click Control Panel ->
Appearance and Personalization -> Display -> Change display  settings  under Windows System  group in the Apps view.If you are running some applications (for example a 3D application or video
playback), you might see some disturbance, flickering, or frame dropping
on your screen.
If that occurs, adjust the resolution of display, lowering it until the screen is
displayed properly.User's Manual 4-37 
						

							Chapter 5
Utilities and Advanced Usage This chapter describes the utilities and special features of this computer,and the advanced usage of some utilities.
Utilities and Applications This section describes the pre-installed utilities that come with thecomputer and details how to start them. For further information on their
operation, refer to online manual, help files, or README.TXT file (if
applicable) of each utility.
TOSHIBA Display
UtilityTOSHIBA Display Utility includes Desktop Text
Size utility, Split Screen utility, or Resolution+ settings. Desktop Text Size allows you to make
the text size bigger or smaller on the desktop
according to your usage and favorite. You can change the text size on the display and on the
title bar of windows by changing the scaling of the text size. When the scaling is smaller, more
information appears on the display
simultaneously but the text size becomes smaller. When the scaling is larger, less
information appears on the display
simultaneously but the text size becomes larger.
You can install Split Screen utility by yourself.
Split Screen utility enables you to create multiple
display zones on a screen and to fit the active
windows to within those zones.
Resolution+ is an image processor that performs
high-quality image enhancements such as Color
Correction and Sharpness on video playbacks.
This feature is only provided with some models.
To access this utility, click  Display Utility under
TOSHIBA  group in the Apps view.
For details on this utility, see the help file.TOSHIBA Password
UtilityThis utility allows you to set a password in order
to restrict access to the computer.
To access this utility, click  Password Utility
under  TOSHIBA  group in the Apps view.
User's Manual 5-1 
						

							TOSHIBA System
SettingsThis utility allows you to customize your
hardware settings according to the way you work
with the computer and the peripherals you use.
To access this utility, click  System Settings
under  TOSHIBA  group in the Apps view.CyberLink PowerDVD
for TOSHIBAThis software is provided for playback of DVD Video. To access this utility, click  CyberLink 
PowerDVD for TOSHIBA  in the Apps view.
For details on how to use CyberLink PowerDVD
for TOSHIBA, see the help file.TOSHIBA Blu-ray
Disc PlayerThis software is provided for playback of Blu-ray
Disc™. It has an on-screen interface and
functions. To start this utility, click  TOSHIBA Blu-
ray Disc Player  under TOSHIBA  group in the
Apps view. For details on how to use TOSHIBA
Blu-ray Disc Player, see the help file.TOSHIBA eco UtilityThis computer is equipped with "eco mode". This
mode slightly lowers performance of some
devices to reduce electric power consumption. You can realize measurable power savings by
using it continuously.
TOSHIBA eco Utility helps control the power
consumption of your computer. Various
information can help you understand your degree
of contribution to the environment.
Furthermore, this utility contains Peak shift
function that can help reduce power usage during
periods of peak demand by shifting some power
consumption to periods when demand is lower.
The utility also supports "eco charge mode". The battery will not be fully charged in this mode, thus
extending the life cycle of the battery.
It is recommended using the computer with AC
adaptor connected as the battery operating time
is comparatively short in this mode.
Depending on the usage situation, the life cycle
of the battery might not be extended properly.
To access this utility, click  eco Utility under
TOSHIBA  group in the Apps view.
For details on TOSHIBA eco utility, see the help
file.
User's Manual 5-2 
						

							CyberLink MediaStoryCyberLink MediaStory helps you to manage andshare your multimedia content quickly. Your
photos and videos are organized by event, date
in a calendar, geographical places, and by
people's faces. You can easily create a polished
slideshow or video of your digital life utilizing your
photos and videos.
This utility is only provided with some models.
To access it, click  CyberLink MediaStory  in the
Apps view.
For details on how to use CyberLink MediaStory,
check out the tutorials by clicking  Preferences (
 ) in the main window and then clicking
Tutorials .
Do not change the display device while running CyberLink MediaStory.TOSHIBA Function
KeyThis utility allows you to perform some features
by pressing a specified key or combined with the
FN key.
To set up this utility, click  Function Key under
TOSHIBA  group in the Apps view.
For details, refer to the  Function Keys section.TOSHIBA Service
StationThis application allows your computer to
automatically search for TOSHIBA software
updates or other alerts from TOSHIBA that are
specific to your computer system and its
programs. When enabled, this application
periodically transmits to our servers a limited
amount of system information, which will be
treated in strict accordance with the rules and
regulations as well as applicable data protection
law.
To access this utility, click  Service Station under
TOSHIBA  group in the Apps view.
User's Manual 5-3  
						

							TOSHIBA PC Health
MonitorThe TOSHIBA PC Health Monitor application
proactively monitors a number of system
functions such as power consumption, battery
health, and system cooling, informing you of
significant system conditions. This application
recognizes the system and individual component serial numbers and tracks specific activities
related to their usage.
To access this utility, click  PC Health Monitor
under  TOSHIBA  group in the Apps view.
For details on TOSHIBA PC Health Monitor, see
the help file.TOSHIBA Audio
EnhancementTOSHIBA Audio Enhancement provides you the
function of audio source filtering, earphone audio
enhancement, or speaker audio enhancement. To change the settings, click  Audio 
Enhancement  under TOSHIBA  group in the
Apps view.Chroma Tune for
TOSHIBAChroma Tune for TOSHIBA is a utility that allows
color setting of your computer. To access this
utility, click  Chroma Tune for TOSHIBA  in the
Apps view. For details on Chroma Tune for
TOSHIBA, see the User Manual of the utility.
User's Manual 5-4 
						

							TOSHIBA
Maintenance UtilityTOSHIBA Maintenance Utility is provided to
erase the hard disk drive. This utility allows you
to delete all data and partitions, and also
overwrite all sectors on the hard disk drive.
If there is an external hard disk drive connected
to your computer, it can also be erased.
However, if you do not want to delete the data
from the external hard disk drive, disconnect it
from your computer.
To access this utility:
1. In the  Settings charm, click  Change PC 
settings -> Update and recovery -> Recovery .
2. Click  Restart now  under Advanced 
startup .
3. Click  Troubleshoot -> TOSHIBA 
Maintenance Utility .
If you select the deletion method and continue
with the operation, you will lose all data (including the operating system and recovery partition) onthe hard disk drive. Make sure that you have
already created recovery media if you want to
use the computer after erasing your hard disk
drive(s).You might not have all the software listed in this section depending on the
model you purchased.
Special features
The following features are either unique to TOSHIBA computers or are
advanced features which make the computer more convenient to use.
Access each function using the following procedures. *1  To access the Power Options, click  Control Panel -> System and 
Security -> Power Options  under Windows System  group in the Apps
view.
Display automatic
power off  *1This feature automatically cuts off power to the
computer's display panel when there is no keyboard input for a specified time, with power
being restored the next time a key is pressed.
This can be specified in the Power Options.
User's Manual 5-5 
						

							HDD automatic power
off  *1This feature automatically cuts off power to the
hard disk drive when it is not accessed for a
specified time, with power being restored when
the hard disk drive is next accessed. This can be specified in the Power Options.System automatic
Sleep/Hibernation
Mode  *1This feature automatically shuts down the system
into either Sleep Mode or Hibernation Mode
when there is no input or hardware access for a specified time. This can be specified in the Power
Options.Power on passwordTwo levels of password security, supervisor and
user, are available to prevent unauthorized
access to your computer.Intelligent power
supply  *1A microprocessor in the computer's intelligent
power supply detects the battery charge,
automatically calculates the remaining battery
capacity, and protects electronic components
from abnormal conditions such as a voltage
overload from the AC adaptor. This can be
specified in the Power Options.Battery save mode  *1This feature lets you configure the computer in
order to save battery power. This can be
specified in the Power Options.Panel power on/off  *1This feature automatically turns power to the
computer off when the display panel is closed,
and turns it back on when the display panel is
opened. This can be specified in the Power
Options.Low battery
automatic Hibernation
Mode  *1When battery power is exhausted to the point
that computer operation cannot be continued, the
system automatically enters Hibernation Mode
and shuts itself down. This can be specified in the Power Options.Sleep ModeIf you have to interrupt your work, you can use
this feature to allow you to turn off power to the
computer without exiting from your software.
Data is maintained in the computer's main memory so that when you next turn on the
power, you can continue working right where you
left off.
User's Manual 5-6 
						

							Hibernation ModeThis feature lets you turn off the power to the
computer without exiting from your software. The
contents of main memory are automatically
saved to the Hard Disk Drive so that when you next turn on the power again, you can continue
working right where you left off. You must enable
the Hibernation Mode before using this feature.
Refer to the  Starting Hibernation Mode  section
for more details.USB Wakeup functionThis function restores the computer from Sleep Mode depending on the external devices
connected to the USB ports.
For example, if a mouse or USB keyboard is
connected to a USB port, clicking the mouse
button or pressing the keyboard will wakeup the
computer.Heat dispersal  *1To protect against overheating, the processor is
equipped with an internal temperature sensor
which activates a cooling fan or lowers the processing speed if the computer's internal
temperature rises to a certain level. You are able
to select whether to control this temperature by
either turning on the fan first, then if necessary
lowering the processor speed, or by lowering the
processor speed first, then if necessary turning
on the fan. Both of these functions are controlled
through the Power Options.
When the processor's temperature falls within
normal range, the fan and the processor
operation returns to its standard speed.
If the processor's temperature reaches an
unacceptably high level with either setting, the
computer automatically shuts down to prevent
any damage. In this instance, all unsaved data in
memory will be lost.
TOSHIBA Password Utility
The TOSHIBA Password Utility provides two levels of password security:User and Supervisor.
Passwords set by the TOSHIBA Password Utility function are different from
the Windows password.User's Manual 5-7 
						

							User PasswordTo start the utility, click the following items under  TOSHIBA group in the
Apps view:
Password Utility -> User Password
User authentication might be required to validate user rights when using TOSHIBA Password Utility to delete or change passwords, and so on.
Set  (button)
Click this button to register a password. After a password is set, you
are prompted to enter it when you start the computer.
After you set the password, a dialog box appears asking whether you want to save it to other media. If you forget the password, you canopen the password file on another computer. Be sure to keep the
media in a safe place.
When entering the character string to register the password, enter
from the keyboard character by character and do not enter as ASCII
code or copy-and-paste the character string. In addition, ensure that the registered password is correct by outputting the character string tothe password file.
When entering a password, do not enter any characters (for example"!" or "#") produced by pressing the  SHIFT or ALT  keys.
Delete  (button)
Click this button to delete a registered password. Before you can
delete a password, you must first enter the current password correctly.
Change  (button)
Click this button to change a registered password. Before you can
change a password, you must first enter the current password
correctly.
Owner String  (text box)
You can use this box to associate text with the password. After you
enter text, click  Apply or OK . When the computer is started, this text
is displayed together with the prompt asking you to enter a password.
You can launch TOSHIBA Setup Utility to set, change, or delete the HDD
Password or HDD Master Password. Refer to the  TOSHIBA Setup Utility
section for further information.User's Manual 5-8 
						

							If you forget your HDD User Password, TOSHIBA will NOT be able toassist you, and your HDD will be rendered COMPLETELY and
PERMANENTLY INOPERABLE. TOSHIBA will NOT be held responsible for any loss of any data, any loss of use or access to your
HDD, or for any other losses to you or any other person or
organization that result from the loss of access to your HDD. If you cannot accept this risk, do not register the HDD User Password.
When saving the HDD User Password shut down or restart thecomputer. If the computer is not shut down or restarted, the saveddata might not be correctly reflected. For more information on shuttingdown or restarting the computer, refer to  Turning on the power.
Supervisor Password
If you set a Supervisor Password, some functions might be restricted when
a user logs on with the User Password. To set a Supervisor Password:
Click  Password Utility -> Supervisor Password  under TOSHIBA  group
in the Apps view.
This utility lets you do the following:
Register or delete the Supervisor Password.
Specify restrictions for general users.
Starting the computer using a password If you have already registered a user password, there is one way to startthe computer:
Enter the password manually.
The password is necessary only if the computer was shut down in
Hibernation mode or boot mode. It is not needed in Sleep mode and Restart.
To enter a password manually, do the following:
1. Turn on the power as described in the  Getting Started section. The
following message appears in the screen:
Enter Password
At this point, the function keys do not work. They will function after you enter the password.
2. Enter the Password.
User's Manual 5-9