Manuale d’uso / di manutenzione del prodotto U920t del fabbricante Toshiba
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User's Manual U920t.
Table of Contents Chapter 1 TOSHIBA Legal, Regulatory and Safety Copyright, Disclaimer and Trademarks .............................................. 1-1 Regulatory Information ......................................................................... 1-2 Video Standard Notice .
Computer Handling ............................................................................. 4-20 Heat dispersal ...................................................................................... 4-21 Chapter 5 Utilities and Advanced Usage Utilities and Applications .
User's Manual iv.
Chapter 1 TOSHIBA Legal, Regulatory and Safety This chapter states the legal, regulatory and safety information applicable to TOSHIBA computers. Copyright, Disclaimer and Trademarks Copyright © 2012 by TOSHIBA Corporation.
Bluetooth is a trademark owned by its proprietor and used by TOSHIBA under license. The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing LLC. SRS and SRS logo are trademarks or registered trademarks of SRS Labs, Inc.
and the computer’s External RGB monitor port, Universal Serial Bus (USB 2.0 and 3.0) ports, HDMI port and microphone jack. Changes or modifications made to this equipment, not expressly approved by TOSHIBA or parties authorized by TOSHIBA could void the user’s authority to operate the equipment.
This product and the original options are designed to observe the related EMC (Electromagnetic Compatibility) and safety standards. However, TOSHIBA cannot guarantee that this product still observes these EMC standards if options or cables not produced by TOSHIBA are connected or implemented.
Note that Canadian Department of Communications (DOC) regulations provide, that changes or modifications not expressly approved by TOSHIBA Corporation could void your authority to operate this equipment. This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations.
Disposal of batteries and/or accumulators The crossed out wheeled dust bin symbol indicates that batteries and/or accumulators must be collected and disposed of separately from household waste.
Battery is a consumption product, since the battery time depends on the usage of your computer. If the battery can not be charged at all, then it is a defect or failure.
4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to endorse or promote products derived from this software without prior written permission.
Copyright remains Eric Young's, and as such any Copyright notices in the code are not to be removed. If this package is used in a product, Eric Young should be given attribution as the author of the parts of the library used.
ENERGY STAR ® Program Your Computer model may be ENERGY STAR ® compliant. If the model you purchased is compliant, it is labeled with the ENERGY STAR logo on the computer and the following information applies.
Provide adequate ventilation Always make sure your computer and AC adaptor have adequate ventilation and are protected from overheating when the power is turned on or when an AC adaptor is connected to a power outlet (even if your computer is in Sleep Mode).
Heat injury Avoid prolonged physical contact with the computer. If the computer is used for long periods, its surface can become very warm. While the temperature will not feel hot to the touch, if you.
Bluetooth wireless technology Interoperability Bluetooth™ Cards are designed to be interoperable with any product with Bluetooth wireless technology that is based on Frequency Hopping Spread Spectru.
In some situations or environments, the use of Wireless products may be restricted by the proprietor of the building or responsible representatives of the organization.
Restrictions for Use of 5150-5350MHz Frequencies in Europe Italy: - For private use, a general authorization is required if WAS/ RLAN’s are used outside own premises. Luxembourg: Implemented General authorization required for network and service supply.
Russian Federation: Limited e.i.r.p 100mW. Permitted to use only for indoor applications, closed industrial and warehouse areas, and on board aircraft. 1. Permitted to use for local networks of aircraft crew service communications on board aircraft in area of the airport and at all stages of flight.
This EUT is compliance with SAR for general population/uncontrolled exposure limits in IC RSS-102 and had been tested in accordance with the measurement methods and procedures specified in IEEE 1528.
Article 14 The low power radio-frequency devices shall not influence aircraft security and interfere legal communications; If found, the user shall cease operating immediately until no interference is achieved. The said legal communications means radio communications is operated in compliance with the Telecommunications Act.
4. 4 : The interference range of this equipment is less than 40m. 5. : This equipment uses a frequency bandwidth from 2,400MHz to 2,483.5MHz. It is possible to avoid the band of mobile object identification systems. 3. Indication for Bluetooth The indication shown below appears on this equipment.
Radio approvals for wireless devices Approved Countries/Regions for Wireless Devices This equipment is approved to the radio standard by the countries/regions in the following table. Do not use this equipment in the countries/regions which are not listed in the table below.
Slovak Republic Slovenia Korea Spain Sri Lanka Swaziland Sweden Switzerland Taiwan Tajikistan Thailand Togo Tunisia Turkey Turkmenistan Ukraine United Kingdom United States Uruguay Uzbekistan Bolivari.
by periodically storing it on an external storage medium. For optimum performance, use your computer product only under recommended conditions. Read additional restrictions in your product documentation. Contact TOSHIBA technical service and support, refer to TOSHIBA support section for more information.
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.
Copy Protection Applicable copy protection standards included in certain media may prevent or limit recording or viewing of the media. Messages Messages are used in this manual to bring important information to your attention. Each type of message is identified as shown below.
Chapter 2 Getting Started This chapter provides an equipment checklist, and basic information to start using your computer. Some of the features described in this manual may not function properly if you use an operating system that was not pre-installed by TOSHIBA.
Double-click Tap the Touch Pad or click the left Touch Pad control button twice. Left-click the mouse twice. Tap the touch screen twice. Charm By swiping in from the right edge or pointing the mouse pointer to the lower-right (or upper-right) corner of your screen, you will find a list of charms: Search , Share , Start , Devices and Settings .
Before you install a device or application, save any data in memory to the SSD or other storage media. Failure to do so may result in the loss of data. About the computer’s modes The computer can be used as a tablet computer, a normal laptop computer or a photography computer.
When operating the computer in Photography Mode or Tablet Mode, cooling performance has a higher priority than CPU performance, in order to avoid an increase in temperature. If you require higher CPU performance, please change the computer to Laptop mode.
Figure 2-4 Changing to the Laptop mode Do not lift the computer by the display panel. Connecting the AC adaptor Attach the AC adaptor when you need to charge the battery or you want to operate from AC power. It is also the fastest way to get started, because the battery pack will need to be charged before you can operate from battery power.
The AC adaptor can automatically adjust to any voltage ranging from 100 to 240 volts and to a frequency of either 50 or 60 hertz, enabling you to use this computer in almost any country/region. The adaptor converts AC power to DC power and reduces the voltage supplied to this computer.
Figure 2-5 Connecting the power cord to the AC adaptor (2-pin plug) Figure 2-6 Connecting the power cord to the AC adaptor (3-pin plug) Either a 2-pin or 3-pin adaptor/cord will be included with the computer depending on the model. 2. Connect the AC adaptor’s DC output plug to the DC IN 19V jack on the back of the computer.
Press and hold the computer's power button for two or three seconds to turn on the computer. Figure 2-8 Turning on the power 1 1. Power button Initial setup The Windows 8 Startup Screen will be the first screen displayed when you turn on the power.
2. Never turn off the power while a disk (disc) is being accessed, otherwise you may lose data or damage the disk. Never turn off the power while an application is running. Doing so could cause loss of data. Never turn off the power, disconnect an external storage device or remove storage media during data read/write.
computer automatically, such as a timer recording function. Failure to completely shut down the computer in this way could allow the operating system to reactivate and run pre-programmed tasks or preserve unsaved data, which could interfere with aviation or other systems, possibly causing serious injury.
Press the power button. Please note that this feature must be enabled within the Power Options. When you turn the power back on, you can continue where you left when you shut down the computer. When the computer is in Sleep Mode, the Power indicator will blink amber.
Starting Hibernation Mode To enter Hibernation Mode, follow the steps below. 1. Click the Settings charm. 2. Click Power and then select Hibernate . In order to show Hibernate in Power menu, you need to setup according to the following steps: 1.
Chapter 3 The Grand Tour This chapter identifies the various components of the computer - it is recommended that you become familiar with each before you operate the computer. Legal Footnote (Non-applicable Icons) For more information regarding Non-applicable Icons, please refer to the Legal Footnotes section.
Figure 3-2 Front of the computer with display panel opened 4 8 10 11 9 7 12 12 6 5 13 1. DC IN/Battery indicator 8. Display screen 2. Power indicator 9. Windows button 3. Wireless communication indicator 10. Keyboard 4. Microphone 11. Touch Pad 5. Web Camera LED (front) 12.
Wireless communication indicator The Wireless communication indicator glows amber when the Bluetooth, Wireless LAN or Wireless WAN functions are turned on. Only some models are equipped with Bluetooth and Wireless LAN functions. Some models are equipped with a Wireless WAN module.
Legal Footnote (LCD) For more information regarding LCD, please refer to the Legal Footnotes section. Windows button Press this button to show the Start screen. Keyboard The internal keyboard provides the dedicated cursor control keys, and keys. Refer to the The Keyboard section for details.
Power button Press and hold this button to turn the computer's power on or off. Volume up/down buttons Press these buttons to increase or decrease the volume. Orientation lock button Press to lock/unlock automatic rotation of the screen orientation.
Both the internal and external microphones will be disabled if you use a headset other than the type as shown below. Mic Ground Right Left Memory media slot This slot lets you insert an SD™/SDHC™/ SDXC™ memory card, miniSD™/microSD™ Card and MultiMediaCard™.
Universal Serial Bus (USB 3.0) port One Universal Serial Bus port, which complies to the USB 3.0 standard, is provided on the back of the computer. The USB 3.
Do not touch the slide rails on the middle of the back of the display panel. It could cause damage or malfunction, possibly resulting in injury to your fingers. Underside The following figure shows the underside of the computer. You should ensure that the display is closed before the computer is turned over to avoid causing any damage.
Battery pack This product includes a battery pack inside. However, please do not attempt to dismount or replace it by yourself. Please contact an authorized TOSHIBA service provider, if necessary. The rechargeable lithium-ion battery pack provides power to the computer when the AC adaptor is not connected.
Legal Footnote (Solid State Drive (SSD) Capacity) For more information regarding Solid State Drive (SSD) Capacity, please refer to the Legal Footnotes section.
Intel ® Display Power Saving Technology Intel GPU model may include the Display Power Saving Technology feature that can save the computer's power consumption by optimizing picture contrast on the internal LCD.
When Intel ® Rapid Start Technology is enabled, switching from Sleep Mode to Hibernation Mode consumes power. When you carry your computer aboard on an aircraft or in places where electronic devices are regulated or controlled, always power off your computer.
Power on Power off (no operation) AC adaptor not connected Remaining battery capacity is above low battery trigger point • Operates • LED: off Remaining battery capacity is below low battery trigg.
Power indicator Check the Power indicator to determine the power status of the computer - the following indicator conditions should be noted: White Indicates power is being supplied to the computer and the computer is turned on.
Power Requirements AC adaptor 100-240V AC 50 or 60 Hz (cycles per second) Computer 19V DC AC Power Cord and Connectors The power cord’s AC input plug must be compatible with the various international AC power outlets and the cord must meet the standards for the country/region in which it is used.
For the United States and Canada, two pin plug configuration must be a 2-15P (250V) or 1-15P (125V) and three pin plug configuration must be 6-15P (250V) or 5-15P (125V) as designated in the U.S. National Electrical code handbook and the Canadian Electrical Code Part II.
Chapter 4 Operating Basics This chapter describes the basic operations of your computer, highlights the precautions that should be taken when using it. Changing the Screen Orientation If you are operating the computer in Tablet mode, you can change the screen orientation to Portrait mode by rotating the tablet sideways.
In the Portrait mode, some drivers/utilities may not perform install and uninstall operation. If it occurs, switch to the Landscape mode to proceed. Using the Touch Screen The computer is equipped with a touch screen. You can use your finger to manipulate icons, buttons, menu items, the onscreen keyboard, and other items on the touch screen.
The number of keys available on your keyboard will depend on which country/region your computer is configured for, with keyboards being available for numerous languages. In use there are different types of keys, specifically typewriter keys, function keys, soft keys and Windows special keys.
Function keys let you enable or disable certain features of the computer. The functions can be performed by pressing the associated function keys. Special function mode Standard F1- F12 mode Function F1 FN + F1 Launches the help file supplied with the software.
Those toast notifications are disabled at factory default. you can enable them in the TOSHIBA Function Key application. To access it, click Desktop -> Desktop Assist (in taskbar) -> Tools & Utilities -> TOSHIBA Function Key .
Always turn off wireless functionality if the computer is near automatic control equipment or appliances such as automatic doors or fire detectors. Radio waves can cause malfunction of such equipment, possibly resulting in serious injury.
Security TOSHIBA strongly recommend that you enable encryption functionality, otherwise your computer will be open to illegal access by an outsider using a wireless connection. If this occurs, the outsider may illegally access your system, eavesdrop, or cause the loss or destruction of stored data.
such as computers, printers and mobile phones. When it is enabled, Bluetooth provides the wireless personal area network environment which is safe and trustworthy, that is quick and easy. You cannot use the computer's built-in Bluetooth functions and an external Bluetooth adaptor simultaneously.
You can change the Real Time Clock settings in the BIOS setup utility. Please refer to Troubleshooting for further information. The RTC battery does not charge while the computer is turned off even if the AC adaptor is attached.
Please be aware that the charging time when the computer is on is affected by ambient temperature, the temperature of the computer and how you are using the computer - if you make heavy use of external devices for example, the battery might scarcely charge at all during operation.
With repeated discharges and recharges, the battery's capacity will gradually decrease. In view of this it will be noted that an often used, older battery will not operate for as long as a new battery even when both are fully charged.
1. Turn off the computer's power. 2. Disconnect the AC adaptor and turn on the computer's power - if it does not turn on then go to Step 4. 3.
Secure Digital (SD) Card microSD card adaptor and microSD card MultiMediaCard (MMC) Memory media This section provides the important safety precautions in order to handle your memory media.
Should you need to format all areas of the memory card, including the protected area, you will need to obtain an appropriate application that applies the copy protection system. Media care Observe the following precautions when handling the card. Do not twist or bend cards.
3. Press the memory media gently to ensure a firm connection is made. Figure 4-7 Inserting a memory media 1 2 1. Memory media slot 2. Memory media Make sure memory media is oriented properly before you insert it. If you insert the media in wrong direction, you may not be able to remove it.
As the port operation of all HDMI (High-Definition Multimedia Interface) display devices have not been confirmed, some HDMI display devices may not function properly. Connecting the HDMI out port 1. Plug one end of the HDMI cable into the HDMI in port of the HDMI display device.
Settings for display video on HDMI To view video on the HDMI display device, be sure to configure the following settings otherwise you may find that nothing is displayed. Be sure to use the function key to select the display device before starting to play video.
To adjust the volume level of speakers or headphones, move the Speakers slider. To adjust the volume level of an application that you are using, move the slider for the corresponding application. Microphone Level Follow the steps below to change the microphone recording level.
Power Management The audio controller in your computer can be turned off when the audio function is not used. To adjust the configuration of audio power management, click the Power Management button . When audio power management is enabled, the circle button at the upper left of the Power Management is blue and convex.
Underground tunnel, underground, or underwater Buildings streets or residential areas Near to the high voltage cables Bad weather such as heavy rain or snow Computer Handling This section explains computer handling and maintenance.
Never transport your computer with any cards installed - this may cause damage to either the computer and/or the card resulting in product failure. Always use a suitable carry case when transporting the computer. When carrying your computer, be sure to hold it securely so that it does not fall or hit anything.
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 the computer and details how to start them.
TOSHIBA eco Utility This 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 you control and monitor your power savings.
TOSHIBA Service Station This 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.
Function keys Function keys are specific key combinations that let you quickly change the system configuration directly from the keyboard without running a system program.
Heat dispersal *1 To protect against overheating, the processor has an internal temperature sensor so that, if the computer's internal temperature rises to a certain level, the cooling fan is turned on or the processing speed is lowered. This can be specified in the Power Options.
Set (button) Click this button to register a password. After a password is set, you will be prompted to enter it when you start the computer. After you set the password, a dialog box will be displayed asking whether you want to save it to a medium. If you forget the password, you can open the password file on another computer.
If you forget your HDD User Password, TOSHIBA will NOT be able to assist you, and your HDD will be rendered COMPLETELY and PERMANENTLY INOPERABLE. TOSHIBA will NOT be held responsible for any loss of .
some features that can power on the computer automatically (Wake-up on LAN, Task Scheduler, etc) may not work. You must turn the computer back on to retry password entry. TOSHIBA System Settings This section explains how to use the TOSHIBA System Settings to configure your computer, and provides information on settings for various functions.
Sleep and Charge This tab allows you to set advanced features when the power of the computer is turned OFF. "Power OFF" includes Sleep Mode, Hibernation Mode or shutdown state.
When there is a current overflow of the external devices connected to the compatible ports, USB bus power (DC5V) supply may be stopped for safety reasons. When Sleep and Charge function is enabled, the USB Wakeup function does not work for compatible ports.
Disabled Enables Sleep and Charge function only when the AC adaptor is connected. Lower limit of remaining battery life Specifies the lower limit of remaining battery life by moving the slider bar. If the remaining battery life falls below the setting, the Sleep and Charge function will be stopped.
If a Supervisor Password has been set, manual boot device selection functions may be restricted. The boot device selection methods described above will not change the boot priority settings that have been configured in TOSHIBA System Settings.
Special function mode Press the function key by itself to use special functions. Hold FN first to use standard F1-F12 functions. Standard F1-F12 mode Press the function key by itself to use standard F1-F12 functions. Hold FN first to use special functions.
Never use USB cables not supporting this feature when "System ON CDP Charge Mode" (DC5V, 1.5A) is enabled. Always use the USB cable that was included with your USB device. When "System ON CDP Charge Mode" or “USB Sleep and Charge function” is enabled, the “USB Wakeup” function will not work.
The screen saver is disabled while TOSHIBA Media Player is playing a video file or slideshows of photos. The computer will not enter Sleep, Hibernation and shut-down mode automatically, while TOSHIBA Media Player is running.
combination uses, AC adaptor, battery, LCD, fan, HDD, sound volume, wireless communication functionalities and USB information), date of initial system use, and also computer and device usage (i.e.: power settings, battery temperature and recharging, CPU, memory, backlight illumination time, and temperatures for various devices).
A message will be displayed if any changes which may interfere with the operation of the program are detected. Follow the instructions displayed on screen in the message. System Recovery There is a hidden partition allocated on the SSD for the System Recovery Options in the event of a problem.
The application will allow you to choose from a variety of different media onto which the recovery image can be copied including disc media and USB Flash Memory. Please note that some of the disc media may not be compatible with the optical disc drive connected to your computer.
3. While holding down the F12 key on the keyboard, turn on your computer. Release the F12 key one second after the computer is power on. 4. Use the up and down cursor key to select the appropriate option from the menu according to your actual recovery media.
2. While holding down 0 (zero) key on the keyboard, turn on your computer. Release the 0 (zero) key one second after the computer ispower on. 3. A menu will be displayed from which you should follow the on-screen instructions. If your computer does not load the Recovery options, please refer to the Troubleshooting section.
Chapter 6 Troubleshooting TOSHIBA have designed this computer for durability, however, should problems occur you are able to use the procedures detailed in this chapter to help determine the cause. All users should become familiar with this chapter as knowing what might go wrong can help prevent problems from occurring in the first place.
Check all cables to ensure they are correctly and firmly attached to the computer - loose cables can cause signal errors. Inspect all connecting cables for loose wires and all connectors for loose pins.
Hardware If you cannot find a software problem, you should then check the setup and configuration of your hardware. First run through the items in the preliminary checklist as described previously the.
The computer will not load advanced options during startup By holding down one of the following keys during startup, your computer will load advanced options as shown below.
AC power If you have trouble turning on the computer with the AC adaptor connected you should check the status of the DC IN/Battery indicator. Please refer to the Monitoring of power condition section for further information.
Real Time Clock Problem Procedure The BIOS setting and system date/ time are lost. The charge in the Real Time Clock (RTC) battery has run out - you will need to set the date and time in the BIOS setup application by using the following steps: 1. Press and hold the F2 key, and then turn on the computer.
Problem Procedure Markings appear on the computer's display panel. These marks may have come from contact with the keyboard and Touch Pad while the display panel has been closed. You should try to remove the marks by gently wiping the display panel with a clean dry cloth or, if this fails, with a good quality LCD screen cleaner.
Problem Procedure You cannot write to a memory media card Remove the memory media card from the computer and check to ensure that it is not write protected. You cannot read a file Check to ensure the required file is actually on the memory media card that is inserted into the computer.
Problem Procedure The on-screen pointer moves too fast or too slow In this instance, you should initially try changing the speed setting within the Mouse Control utility. 1. To access this utility, click Desktop -> Desktop Assist (in taskbar) -> Control Panel -> Hardware and Sound -> Mouse .
Problem Procedure The on-screen pointer moves too fast or too slow In this instance, you should initially try changing the speed setting within the Mouse Control utility. 1. To access this utility, click Desktop -> Desktop Assist (in taskbar) -> Control Panel -> Hardware and Sound -> Mouse .
Problem Procedure I cannot use the Sleep and Charge function. Sleep and Charge function may be disabled. Enable the Sleep and Charge function in the TOSHIBA System Settings. When there is a current overflow of the external device connected to the compatible port, USB bus power (DC5V) supply may be stopped for safety reasons.
Problem Procedure The "USB Wakeup function" does not work. When "System ON CDP Charge Mode" or "USB Sleep and Charge function" is enabled, the "USB WakeUp" function does not work for ports that support the Sleep and Charge function.
Problem Procedure Monitor does not turn on After confirming that the monitor's power switch is on, you should check the connections to make sure that the power cord/adaptor is firmly connected to the monitor and to a working power outlet. No display Try adjusting the contrast and brightness controls on the external monitor.
Problem Procedure Cannot access Wireless LAN Make sure the computer's Wireless communication function is on. If problems persist, contact your LAN administrator. Bluetooth For further information on Bluetooth wireless communication, please refer to Operating Basics .
TOSHIBA technical support If you are still unable to solve the problem and suspect that it is hardware related, read the enclosed warranty booklet or visit www.
Index A AC adaptor additional 4-17 connecting 2-5 DC IN 19V jack 3-7 B Battery extending life 4-11 monitoring capacity 4-10 real time clock 3-10, 4-8 save mode 5-4 types 4-8 Bluetooth problems 6-14 Bo.
Windows special keys 4-5 M memory media card inserting 4-14 removing 4-15 Memory media slot 4-12 Moving the computer 4-20 MultiMediaCard removing 4-15 P Password power on 5-4 Starting the computer by .
TOSHIBA PC Diagnostic Tool 5-1 U USB device problems 6-10 V Video mode 4-19 Video RAM 3-10 W Web Camera 3-3, 3-7 Wireless communication 4-5 Wireless LAN problems 6-13 User's Manual Index-3.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Toshiba U920t è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Toshiba U920t - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Toshiba U920t imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Toshiba U920t ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Toshiba U920t, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Toshiba U920t.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Toshiba U920t. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Toshiba U920t insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
