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Toshiba Qosmio X70-AST3G26 Windows 8.1 User's Guide for Qosmio X70-A Series - Page 147

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147 If Something Goes Wrong Display problems If this does not correct the problem, press F4 again to return the display priority to its previous setting. HINT: Pressing the F4 key several times will advance you through the display options. If you are using an external monitor: ❖ Check that the monitor is turned on. ❖ Check that the monitor's power cord/cable is firmly plugged into a working power outlet. ❖ Check that the cable connecting the external monitor to the computer is firmly attached. ❖ Try adjusting the contrast and brightness controls on the external monitor. ❖ Press F4 to make sure the display priority is not set for the built-in screen. The screen does not look correct. Choose a theme for your desktop background, under Change the visuals and sounds on your computer, in the Themes panel. You can also change the setting for individual components separately by selecting an item from just below the Themes panel (Desktop Background, Color, Sounds, and Screen Saver). For more information, see the Windows® online Help. A message displays saying that there is a problem with your display settings and that the adapter type is incorrect or the current settings do not work with your hardware. Reduce the size of the color palette to one that is supported by the computer's internal display. To change the display properties: 1 Right-click or touch & hold in a blank area of the Windows® desktop. 2 Click or touch Personalize, and then Display. 3 Use the menu on the right hand side of the page to: ❖ Adjust resolution ❖ Adjust brightness ❖ Calibrate color

Section	Page
Qosmio® X70-A Series User’s Guide	1
Contents	20
Introduction	26
This guide	28
Safety icons	29
Other icons used	29
Your computer’s features and specifications	30
Documentation	30
Service options	30
Chapter 1: Getting Started	31
Selecting a place to work	31
Setting up a work environment	31
Keeping yourself comfortable	32
Computer user comfort recommendations	32
Good Working Posture	32
Using the notebook with an external keyboard, mouse or monitor	33
Typing style	34
Taking breaks and varying tasks	35
Mobile computing tips	35
Transporting the notebook	35
Seeking additional help	36
Check list	36
Precautions	37
Important information on your computer’s cooling fan	39
Setting up your computer	39
Connecting to a power source	40
Charging the main battery.	42
Using the computer for the first time	43
Initial setup	43
Setting up your software	44
Registering your computer with Toshiba	44
To Shut down your computer	45
To Restart your computer	46
To place your computer in Sleep mode	46
Adding optional external devices	47
Adding memory (optional)	48
Installing a memory module	48
Removing a memory module	55
Checking total memory	56
Recovering the Internal Storage Drive	57
Creating recovery media	58
Restoring from recovery media	60
Refresh your PC (with user’s data)	62
Reset your PC	64
Installing drivers and applications	67
Using the touch pad	68
Adjusting touch pad settings	71
Disabling or enabling the touch pad	71
Connecting an external device	71
Using external display devices	72
Selecting video cables	72
Connecting an HDMI™-compatible television or display device	72
Connecting an external monitor or projector	73
Directing the display output when you turn on the computer	73
Adjusting the quality of the external display	74
Customizing your computer’s settings	75
Caring for your computer	75
Cleaning the computer	75
Moving the computer	76
Using a computer lock	76
Chapter 2: Learning the Basics	77
Computing tips	77
Using the keyboard	79
Function keys	79
Special Windows® keys	80
Backlit keyboard	80
Touch screen	80
Touch screen navigation	81
Mouse properties	82
Starting an app	82
Starting an app from the Start screen	82
Saving your work	83
Backing up your work	83
Using the optical disc drive	84
Viewing Blu-ray Disc™ movies	85
Optical disc drive components	86
Media control buttons	87
Inserting an optical disc	87
Playing optical media	88
Recording optical media	88
Removing a disc with the computer on	89
Removing a disc with the computer off	89
Toshiba’s online resources	90
Chapter 3: Mobile Computing	91
Toshiba’s energy-saver design	91
Running the computer on battery power	91
Battery Notice	92
Power management	93
Charging batteries	93
Charging the main battery	93
Charging the RTC battery	94
Monitoring battery power	95
Determining remaining battery power	96
What to do when the main battery runs low	97
Setting battery notifications	97
Conserving battery power	98
Power Plans	99
Using the eco power plan	100
Changing the main battery	101
Removing the battery from the computer	101
Inserting a charged battery	103
Taking care of your battery	104
Safety precautions	104
Maintaining your battery	104
Disposing of used batteries	105
Traveling tips	106
Chapter 4: Exploring Your Computer’s Features	107
Exploring the Start screen	107
Charms	108
Tiles	109
Exploring the desktop	109
Finding your way around the desktop	109
Windows® Store	111
Setting up for communications	112
Connecting your computer to a network	113
Exploring audio features	113
Recording sounds	113
Using external speakers or headphones	114
Using the Web Camera	115
Using the Memory card reader	115
Inserting memory media	116
Removing memory media	116
Chapter 5: Utilities	118
eco Utility®	119
Password Utility	120
Using a supervisor password	120
Using a user password	122
Deleting a user password	124
System Settings	125
Sleep Utilities	127
USB Sleep and Charge	127
Enabling/Disabling USB Sleep and Charge	129
Power supply mode settings	129
Sleep and Music	130
HDD Protection Utility	131
Function Key	132
Recovery Media Creator	133
Service Station	133
TOSHIBA Application Installer	134
Chapter 6: If Something Goes Wrong	135
Problems that are easy to fix	135
Problems when you turn on the computer	136
The Windows® operating system is not working	138
Using Startup options to fix problems	139
Internet problems	141
The Windows® operating system can help you	142
Fixing a problem with Device Manager	142
Checking device properties	142
Memory problems	143
Power and the batteries	145
Keyboard problems	146
Display problems	146
Disk or storage drive problems	148
Error-checking	148
Optical disc drive problems	150
Sound system problems	153
Printer problems	153
Wireless networking problems	154
DVD Blu-ray Disc™ operating problems	155
Develop good computing habits	157
Data and system configuration backup in the Windows® operating system	158
If you need further assistance	163
Contacting Toshiba	163
Other Toshiba Internet Web sites	164
Toshiba’s worldwide offices	164
Appendix A: TOSHIBA Function Keys	166
Functions	166
Help file	167
Display brightness	167
Output (Display switch)	168
Disabling or enabling the touch pad	169
Media buttons	169
Volume Mute	169
Disabling or enabling wireless devices	170
Keyboard Function keys	170
Zoom (Display resolution)	170
Appendix B: Power Cord/Cable Connectors	171
Glossary	172
A	174
B	175
C	176
D	177
E	178
F	179
G	180
H	180
I	181
K	181
L	181
M	182
N	182
O	183
P	183
R	184
S	185
T	186
U	186
W	186