Manuale d’uso / di manutenzione del prodotto NB255N245 del fabbricante Toshiba
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T OSHIBA NB250/NB255 series User's Manual.
User ’s Manual ii Copyright © 2010 by TOSHIBA Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of TOSHIBA. No p at ent liabili ty is assumed, with respect to the use of the information contained herein.
User ’s Manual iii Other trademarks and registered trad emarks not listed above may be used in this manual. FCC information FCC notice "Declaration of Conform ity Information" This equipment has been tested and fo und to comply with th e limits for a Class B digital device, pursuant to part 15 of the FCC rules.
User ’s Manual iv EU Declar atio n of Confor mity CE comp liance This product is labelled with the CE Mark in accordance with the related European Directives, notably Electromagnetic Compatibility D.
User ’s Manual v The consequences of the use of this product in non-approved wo rking environments may be: ■ Interference with other devices or machines in the near surrounding area. ■ Malfunction of, or data loss from, th is product ca used by disturbances generated by other de vices or machin es in the near surrounding are a.
User ’s Manual vi Following information is only valid for EU-mem ber St ates: Disposal of product s Disposal of batteries a nd/or accumulators The crossed out wheeled dust bin symbol in dicates that products must be collected and disp osed of separately from household waste .
User ’s Manual vii Disposing of the computer and the computer's batteries ■ Discard this compu ter in acco rdance with appli cable laws and regulations. For further information, cont act y our local government. ■ This computer contains rechargeable batteries.
User ’s Manual viii Precautions CAUTION: This appliance contains a laser system and is classified as a “CLASS 1 LASER PRODUCT .” T o use this model properly , read the instruction manual carefully a nd keep this manual for your future reference.
User ’s Manual ix T able of Content s Copyright. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii Disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
User ’s Manual x Front with t he display closed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 System indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Lef t side . . . . . . . . . . .
User ’s Manual xi HW Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1 Accessing HW Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1 HW Setup Win dow . . . .
User ’s Manual xii Preface Congratulations on your purchase of the TOSHIBA NB250/NB255 computer . This powerful notebook computer provides excellent expansion capability , includes mu ltimedia functionality , and is desig ned to provide years of reliable, high -performance computing.
User ’s Manual xiii Preface Chapter 5, The Keyboard , describes special keyboard functions including the keypad ov erlay and hot keys. Chapter 6, Power and Power-up Modes , gives det ails on the computer’s power resources and battery save modes.
User ’s Manual xiv Preface Display Messages Messages are used in this manual to bring important information to your attention. Each type of message is identified a s shown below .
User ’s Manual xv General Precautions TOSHIBA computers are designed to optimize safety , minimize strain and withstand the rigors of portability . Ho wever , certain precautions should be observed to further reduce the risk of personal injury or damag e to the computer .
User ’s Manual xvi General Precautions Creating a computer-friendly environm ent Place the computer on a flat surface that is large enough for the computer and any ot her items you are using, such as a printer . Leave enough space around the comput er and o ther equipment to provide adequate venti lation.
User ’s Manual xvii General Precautions Pressure or imp act damage Do not apply heavy pressure to the com puter or subject it to any form of strong impact as this can damage the computer's compone nts or otherwise cause it to malfuncti on. Mobile phones Please be aware that the use of mob ile phones can inte rfere with the aud io system.
User ’s Manual 1-1 Chapter 1 Introduction This chapter provides an equipment checkli st, and it identifies the computer ’s features, options and accessories. Equipment checklist Carefully unpack your comp uter , taking care to save the box and packaging materials for future use.
User ’s Manual 1-2 Introduction Sof twar e The following Wi ndows ® operating system and ut ility sof tware are pre-installed. ■ Windows ® 7 ■ Display Drivers for Windows ■ TOSHIBA HW Setup .
User ’s Manual 1-3 Introduction Features This computer incorporates the following fea tures and benefits: Processor Chipset Memory Built-in Y our comp uter is equipped with one processor and processor type varies depending on model.
User ’s Manual 1-4 Introduction Disks Keyboard Pointing Device Power Hard disk dr ive This computer supports SA T A 3.0Gbps and is equipped with one of the following hard disk drive (HDD) types. The capacity of each hard disk drive model is different.
User ’s Manual 1-5 Introduction Ports Slots Multimedia RTC battery The internal RTC battery backs up the Real T ime Clock (RTC) and calendar . AC adaptor The AC adaptor provides power to the system and recharges the batteries whe n they are low . It comes with a detachable power cord which will either have a 2-pin or 3-pin plug enclosure.
User ’s Manual 1-6 Introduction Communications Security Software The computer's internal disp lay panel supports high-resolution video graphics and can b e set to a wide range of viewing angl es for maximum comfort and readability . Headphone jack This jack lets you connect speakers or a ste reo headphone.
User ’s Manual 1-7 Introduction Operating system Windows ® 7 is available. Refer to the pre installed Software section at the front of this chapter . TOSHIBA Utilit ies A number of utilities and dr ivers are prein stalled to make your computer more conveni ent to use.
User ’s Manual 1-8 Introduction Sp ecial features The following features are eithe r un ique to TOSHIBA computers or are advanced features which ma ke the computer more con venient to use. Access each function using the following proce dures. *1 T o access the Power Options, click Start J Control P anel J System and Security J Power Options .
User ’s Manual 1-9 Introduction Battery save mode *1 Th is feature lets you configure the computer in order to save battery power . This can be specified in the Power Opti ons.
User ’s Manual 1-10 Introduction T OSHIBA V alue Added Package USB W akeup function This func tion restores the co mputer from Sleep Mode depending on the external device s connected to the USB ports. For example, if a mouse or USB keyboard is connected to a USB port, moving the mouse/keyboard will wakeup the computer .
User ’s Manual 1-1 1 Introduction Utilities and Applications This section describes the pre-installed uti lities that come with the computer and details how to start them. For further information on th eir operation, please refer to each utility's online manu al, help files or README.
User ’s Manual 1-12 Introduction Options Y ou can add a number of options to make your computer even more powerful and con venient to use. The foll owing options are available: Memory kit PC2-5300 (DDR2-800) / PC3-8500 (DDR3-10 66) or compatible 1GB or 2GB memory module can be installed in the comp uter's memory slot.
User ’s Manual 2-1 Chapter 2 The Grand T our This chapter identifies the vari ous components of your computer . Become familiar with each component before yo u operate the computer . Front with the display closed The following figure shows the computer ’s front with its display panel in the closed position.
User ’s Manual 2-2 The Grand T our System indicators The LED system indicators for specif ic computer operations glow when those operations are in progress. Figure 2-2 System indicators Wire les s communication The Wireless c ommunicatio n indicator glows amber when the Wireless LAN functi on is turned on.
User ’s Manual 2-3 The Grand T our Lef t side The following figure shows the comp uter's left side. 1. External monitor port 2. Thermal vent holes 3.
User ’s Manual 2-4 The Grand T our Headphone jack A standard 3.5 mm mini headphone jack enables connection of stereo hea d phones or other device for audio output. When yo u connect headphones, the interna l speaker is automatically disabled. LAN jack This jack lets you connect to a LAN.
User ’s Manual 2-5 The Grand T our Right side The following figure shows the comp uter ’s right side. 1. Universal Serial Bus (USB 2.0) port 2. DC IN 19V jack 3. Security lock s lot Figure 2-4 The right side of the computer Back side Figure 2-5 show s the computer ’s back side .
User ’s Manual 2-6 The Grand T our Underside The following figure shows the undersi de of the computer . Y ou shou ld ensure that the disp lay is closed befo re the computer is turned over to avoid causing any damage. 1. Memory module slot 2. Battery release latch 3.
User ’s Manual 2-7 The Grand T our Battery pack The battery pack provides power to the computer when the AC adapto r is not connected. For more detailed information on the use and operatio n of the battery pack please refer to Chapter 6, Power and Power-up Modes .
User ’s Manual 2-8 The Grand T our Front with the display op en This section shows the computer with the display panel open. In order to open the display , lift the display p anel up an d position it at a comfortable viewing angle for you. 1. Web Camera LED 2.
User ’s Manual 2-9 The Grand T our Web Ca me r a L ED The Web Camera LED glows when the Web Camera is working. Web Ca me r a We b C am er a is a device that allows you to record video or take photographs with your computer . Y ou can use it for video chatting or video conferencing using a communicatio n tool such as Windows Live Messen ger .
User ’s Manual 2-10 The Grand T our Keyboard indicators When the CAPS LOCK indicator glows, the keyboard will prod uce capitals when any letter is typed. 1. CAPS LOCK indicator Figure 2-8 Keypad indicators 1 CAPS LOCK This indicator glows green when lette r keys are locked into their uppercase format.
User ’s Manual 2-1 1 The Grand T our AC adaptor The AC adaptor can automa tically adjust to any voltage ranging from 100 to 240 volts and to a freque ncy of either 50 o r 60 hertz, enablin g you to use this computer in almost any countr y/region. The adaptor converts AC power to DC power and reduces the voltage supplied to this computer .
User ’s Manual 3-1 Chapter 3 Getting S t arted This chapter provides basic information to start using your computer . It covers the following topics: ■ Connecting the AC adaptor ■ Opening the di.
User ’s Manual 3-2 Getting S tarted ■ Use a anti-virus software and make sure it is updated regularly . ■ Never format storage media without checking its content - formatting destroys all stored data. ■ It is a good idea to periodically back up the internal hard disk drive or other main storage device to external media.
User ’s Manual 3-3 Getting S tarted Connecting the AC adaptor Attach the AC adaptor when you need to cha rge the battery or you want to operate from AC power . It is also th e fastest way to get started, because the battery pack will need to be charged before you can operate from battery power .
User ’s Manual 3-4 Getting S tarted 1. Connect the power cord to the AC adaptor . Figure 3-1 Connecting the power cord to the AC adap tor (2-pin plug) Figure 3-2 Connecting the power cord to the AC adap tor (3-pin plug) 2. Connect the AC adaptor' s DC output plug to the DC IN 19V jack on the right side of the computer .
User ’s Manual 3-5 Getting S tarted Opening the display The display panel can be opened to a wide range of angles for optimal viewing. While holding down th e palm rest with one hand so that the mai.
User ’s Manual 3-6 Getting S tarted ■ When opening the panel, please be careful not to fo rce it beyond the point where it moves easily . ■ Be careful not to open the display panel too far as this could put stress on the display panel’s hinges and cause damage.
User ’s Manual 3-7 Getting S tarted T urning on the power This section describes how to turn on the power - the Power indicator will then indicate the status. Please refer to the Monitoring of power condition section in Chapter 6, Power and Power-up Modes for more information.
User ’s Manual 3-8 Getting S tarted T urning off the power The power can be turned off in one of three modes, either Shut Down Mode, Hibernation Mode or Sleep Mode.
User ’s Manual 3-9 Getting S tarted Benefits of Sleep Mode The Sleep Mode feature provide s the following benefits: ■ Restores the previous workin g environment more ra pidly than does the Hibernation Mode feature.
User ’s Manual 3-10 Getting S tarted When you turn the power back on, you can continue where you left when you shut down the computer . Sleep Mode limitations Sleep Mode will not function under the following conditions: ■ Power is turned back on immediately after shutting down.
User ’s Manual 3-1 1 Getting S tarted S tarting Hibernation Mode T o enter Hibernation Mode, follow the steps below . 1. Click Start . 2. Point to the arrow icon ( ) and then select Hibernate from the menu.
User ’s Manual 3-12 Getting S tarted 3. Press the power button and hold it do wn for five seconds. Once the computer has turned itself off, wait between ten and fifteen seconds before turning the power on again by pressing the power button.
User ’s Manual 3-13 Getting S tarted Creating Recovery Media This section describes how to crea te Recovery Media. A recovery image of the software on your computer i s stored on the hard disk drive, and can be copied to DVD or USB Flash Memory by using the following steps: 1.
User ’s Manual 3-14 Getting S tarted Restoring the pre-in stalled sof tware from the Recovery hard disk drive A portion of the total hard disk dr ive space is configured as a hidden recovery partition. This p artition stores files which can be used to restore pre-installed software in the event of a problem.
User ’s Manual 3-15 Getting S tarted Restoring the pre-inst alled sof tware from yo ur created Recovery Media If the pre-installed files are damaged , you are able to either use the Recovery Media you have created or the hard disk drive recovery process to restore the computer to the state it was in when you originally received it.
User ’s Manual 4-1 Chapter 4 Operating Basics This chapter describes the basic operations of your computer an d highlights the precautions that should be taken when using it. Using the T ouch Pad T o use the T o uch Pad, simply touch and move your finge rtip across it in the direction you want the on-screen pointer to go.
User ’s Manual 4-2 Operating Basics TOSHIBA Disc Creator Please be aware o f the follow ing limitations when you use the TOSHIBA Disc Creator: ■ DVD Video cannot be created using TOSHIBA Disc Creator . ■ DVD Audio cannot be created using TOSHIBA Disc Creator .
User ’s Manual 4-3 Operating Basics ■ If you add data to a DVD-R, DVD-R (Dual Layer), DVD+R or DVD+R (Double Layer) disc that you h ave already recorded to, you might not be able to read the ad ded data under some circumstances.
User ’s Manual 4-4 Operating Basics Using the web camera Built-in web camera is provided with some models. This section describe s the bundled webcam utility , which c an capture still and video images. The web camera will auto-run when Windo ws starts.
User ’s Manual 4-5 Operating Basics Using TOSHIBA W eb Camera Appli cation TOSHIBA W eb Camera App lication is pre-configured to start when yo u turn on Windows ® 7; if you need to restart it go to Start → All Programs → TOS HI BA → Utilities → W eb Camera Applic ation .
User ’s Manual 4-6 Operating Basics Using the microphone Y ou can use the b uilt-in or an external microphone th at connects to the microphone jack to record monaural sounds into your appl ications. It can also be used to issue voice commands to applications that support such functions.
User ’s Manual 4-7 Operating Basics Security ■ TOSHIBA strongly recommend that y ou 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.
User ’s Manual 4-8 Operating Basics Wireless communication indicator The wireless communication indicator shows the status of the computer's wireless com munication function s.
User ’s Manual 4-9 Operating Basics Connecting the LAN cable T o connect the LAN cable, foll ow th e steps as detailed below: 1. T urn off the power to the computer and to all external devices connected to the computer . 2. Plug one end of the cable into t he LAN jack.
User ’s Manual 4-10 Operating Basics Cleaning the computer T o help ensure long , trouble-free oper ation, keep the computer free of dust and dirt, and u se care with a ll liquids arou nd it.
User ’s Manual 4-1 1 Operating Basics ■ Before carrying your computer , shut it down, disconnect the AC ad aptor and allow it to cool down - a failure to follow this instruction may result in minor heat injury .
User ’s Manual 5-1 Chapter 5 The Keyboard The computer's keyboard layouts are compatible with a 104/105-key enhanced keyboard - by pressing some keys in combination, all of the 104/105-key enhance d keyboard functions can be performed on the computer .
User ’s Manual 5-2 The Keyboard Function keys: F1 … F12 The function keys (not to be confused with the special FN key) are the twelve keys at the top of your key board - these keys function differentl y from other keys.
User ’s Manual 5-3 The Keyboard Press FN + F10 or FN + F1 1 to access the computer's integrated keypad. When activated, the keys with grey ma rkings on their bottom e dge become either numeric keypad keys ( FN + F1 1 ) or cursor control keys ( FN + F10 ).
User ’s Manual 5-4 The Keyboard Sleep : Pressing FN + F3 switches the system to Sleep mode. Hibernate : Pressing FN + F4 switches the system to Hibernation mode. Output : Pressing FN + F5 changes the active display devi ce. Brightness (Down) : Pressing FN + F6 decreases the comp uter's display panel brightness in individual steps.
User ’s Manual 5-5 The Keyboard T ouc h Pad: Pressing FN + F9 enables or disables the T ouch Pad fu nction. Zoom: Pressing FN + Sp ace change s the display resolution. TOSHIBA Zooming Utility (reduce): Pressing FN + 1 reduces the icon size on the desktop or the font sizes wi thin one of the supported applica tion windows.
User ’s Manual 5-6 The Keyboard Windows special keys The keyboard p rovides two keys tha t have special functio ns in Windows: Windows S tart Button activates the Start men u and the other , the application key , has the same function as the secondary mouse button.
User ’s Manual 5-7 The Keyboard Figure 5-2 The numeric keypad overlay T emporarily using normal key board (overlay on) While using the overlay , you can te mporarily access the normal keyboard functions without having to turn the overlay off: 1. Hold FN and press any other key - this ke y wil l operate as if the overla y were off.
User ’s Manual 5-8 The Keyboard Generating ASCII charact ers Not all ASCII characters can be generated using norma l keyboard operation, but you are a ble to generate the se characters using their specific ASCII codes. With the overlay o n: 1. Hold down AL T .
User ’s Manual 6-1 Chapter 6 Power and Power-up Modes The computer's power resources incl ude the AC adaptor and internal batteries. This chapter gives details on making the most effective use of these resources including charging and ch anging batteries, tips for saving battery power , and po wer-up modes.
User ’s Manual 6-2 Power and Power-up Modes T able 6-1 Power cond itions continued Power indica tors As shown in the below table, the Battery , DC IN and Power indicators on the system indicator alert you to the computer ’s operating capability and battery charge status.
User ’s Manual 6-3 Power and Power-up Modes DC IN indicator Check the DC IN indicator to determine t he power status with the AC adaptor connected - the follow ing indi cator conditions shou ld be n.
User ’s Manual 6-4 Power and Power-up Modes Real T ime Clock battery The Real Time Clock (RTC) battery provides power fo r the internal real time clock and calendar function and also main tains the system configuration while the computer is turned off.
User ’s Manual 6-5 Power and Power-up Modes Care and use of the battery p ack The battery pack is a vita l compon ent of portable computing and, as such, taking proper care of it will help ensure a longer operating time on battery power as well as deli ver a longer life for you r battery pack.
User ’s Manual 6-6 Power and Power-up Modes Tim e The following table shows the approximate time required to fully charge a discharged battery . Battery charging notice The battery may not begin cha.
User ’s Manual 6-7 Power and Power-up Modes In such cases you should follow the steps as det ailed below: 1. Fully discharge the battery by leavin g it in the computer with the power on until the system automat ically turns itself off. 2. Connect the AC adaptor to the DC IN 19V jack of the computer , and to a wall outlet that is supplying power .
User ’s Manual 6-8 Power and Power-up Modes ■ The environmental temperature - operating time decreases at low temperatur es. ■ The condition of the battery terminals - you should always ensure the terminals stay clean by wiping them with a clean dry cloth before installing the battery p ack.
User ’s Manual 6-9 Power and Power-up Modes ■ Disconnect the AC adaptor when the battery is fully charged - overcharging will make the battery h ot and can shorten its operating life. ■ If you are not going to use the co mputer for more than eight hours, disconnect the AC adap tor .
User ’s Manual 6-10 Power and Power-up Modes 5. Slide the batte ry safety lock towards the release ( ) position to make the battery release latch movable. 1. Battery safety lock 2. Battery release latch 3. Battery pack Figure 6-1 Releasing the battery pack (1) 6.
User ’s Manual 6-1 1 Power and Power-up Modes T o install a battery , follow the steps as detailed below: 1. Insert the battery pack as far as it will go into the computer (1). 2. Ensure that the battery pack is securely in place and the battery safety lock (2) is in its position.
User ’s Manual 6-12 Power and Power-up Modes Hot keys Y ou can use the FN + F3 hot key to enter Sl eep Mode or FN + F4 to enter Hibernation Mode - please refer to Chapter 5, The Keyboard for further details.
User ’s Manual 7-1 Chapter 7 HW Setup and Passwords This chapter explains how to us e TOSHIBA HW Setup program to configure your computer and how to set passwords. HW Setup TOSHIBA HW Setup allows y ou to configure setti ngs for General, Password, Display , Boo t Prio rity , Keyboard, USB, LAN.
User ’s Manual 7-2 HW Setup and Passwords General This window displays the BIOS version and contains two buttons: Setup This field displays BIOS V ersion and date. Password User Password This option allows you to set or reset the user password for power on.
User ’s Manual 7-3 HW Setup and Passwords 3. Click the OK button. If the char acter string you enter matches the registered password, the password option is reset and the display changes to: Not registered If they do not match, the follow ing message appe ars.
User ’s Manual 7-4 HW Setup and Passwords USB Legacy USB Support Use this option to enable or disabl e USB Legacy Emulation. If your operating system does not support USB, you can still use a USB mouse and keyboard by setti ng the USB Legacy Emulation item to enabled.
User ’s Manual 8-1 Chapter 8 Optional Devices Optional devices can expand the computer's capabilities and its versatility . This chapter describes the connection or installation of the followin.
User ’s Manual 8-2 Optional Devices Bridge med i a slot The computer is equipped with a Bri dge media sl ot that can accommodate some kinds of memory media with vari ous memory cap acities so that you can easily transfer data from devices, such as digital cameras and Personal Digital Assistants.
User ’s Manual 8-3 Optional Devices ■ The maximum capacity of SD memo ry cards is 2GB. The maximum capacity of SDHC memory cards is 32G . MultiMediaCard Memory media format New medi a cards are format ted according to specific standards. If you wish to reformat a media card, be sure to do so with a device that uses media cards.
User ’s Manual 8-4 Optional Devices Inst alling a memory m odule T o install a memory module: 1. Shut down the compute r - make sure the Power indicator is off (refer to the T urning off the powe r section in Chapter 3, Getti ng S tarted if required).
User ’s Manual 8-5 Optional Devices 3. T urn the computer upside down and remove one screw securing the memory module cover . 1. memory module cover Figure 8-2 Removing the memory module cover 4.
User ’s Manual 8-6 Optional Devices 5. Seat the memory module cover in place and secure it with one scre w . 1. memory module cover 2. screw Figure 8-3 Seating the memory module cover 6. Install the battery pa ck - refer to Replacing th e battery pack section in Chapter 6, Power and Power-up Modes , if required.
User ’s Manual 8-7 Optional Devices 2. T urn the computer upside down and remove the battery pack (refer to Chapter 6, Power and Power-up Modes .) 3. Remove one screw securing the memory module cover . 4. Lift off the memory mo dule cover . 5. Push the latches outward and the memory modul e will pop up.
User ’s Manual 8-8 Optional Devices External monitor An external analog monitor can be connected to the computer 's external monitor port. In order to connect a monitor , follow the steps as detailed below: 1. Connect the monitor cable to the external monitor port .
User ’s Manual 8-9 Optional Devices Security lock A security locks enable you to anchor your computer to a desk or other heavy object in order to help prevent unauthorized removal or theft.
User ’s Manual 9-1 Chapter 9 T roubleshooting TOSHIBA designed the computer for dur ability . However , should problems occur , following th e procedures in thi s chapter can help to determine the cause. All readers should become familiar with this chapter .
User ’s Manual 9-2 T roubleshooting Preliminary c hecklist Consider the simplest solution first. The items in this checklist are easy to fix and yet can cause what appears to be a serious problem. ■ Make sure you turn on all peripheral devices before you turn on the computer .
User ’s Manual 9-3 T roubleshooting Hardware and system checklist This section discusses problems ca used by your computer's hardware or attached peripherals.
User ’s Manual 9-4 T roubleshooting Depending on how the Boot Priority is set in the Hardware Setup, the computer tries to load first from drive A th en from drive C, or first from drive C then from drive A.
User ’s Manual 9-5 T roubleshooting Battery If you suspect a problem with the battery , check the DC IN and the battery indicator . For information on indicators and battery operation see Chapter 6, Power and Power-up Modes .
User ’s Manual 9-6 T roubleshooting Password Keyboard Keyboard problems can be caused by your setup configuration. For more information refer to Chapter 5, The Keyboard and Chapter 7, HW Setup and Passwords . LCD p anel Apparent LCD problems may be related to the computer ’s setup.
User ’s Manual 9-7 T roubleshooting Hard disk drive Pointing device If you are using a USB mouse, also refer to the USB section in this chapter and to your mouse documentation. T ouch Pad Problem Pro cedure Computer does not boot from hard disk drive Check if a diskette is in the diskette drive or a CD/DVD is in the optical disc drive.
User ’s Manual 9-8 T roubleshooting USB mouse The mouse poi nter moves too fast or too slow T ry changi ng the speed setting in the mouse control utility . 1. Click Start J Control Panel J Hardware and Sound J Mouse to access the mouse control uti lity .
User ’s Manual 9-9 T roubleshooting SD/MuliMedia Card Refer also to Chapter 8, Optional Devices . External Monitor Refer also to Chapter 8, Optional Devices , and to your monitor ’s documentation. Problem Pro cedure Memory card error occurs Reseat the memory card to make sure it is firmly connected.
User ’s Manual 9-10 T roubleshooting Sound system USB Refer also to your USB device’ s documentation. Sleep/Hibernation Problem Pro cedure No sound is heard Check the software volume setting s. Make sure the headphone connection is secure. Check Sound Preferences.
User ’s Manual 9-1 1 T roubleshooting LAN Wireless LAN If the following procedures do not re store LAN access, consult your LAN administrator . For more information on wireless communication, refer to Chapter 4, Operating Basics . Problem Pro cedure Cannot access LAN Check for a firm cable conne ction between the LAN jack and the LAN hub.
User ’s Manual 9-12 T roubleshooting T OSHIBA support If you require any additional help using your compu ter or if you are having problems operating the computer, you may need to cont act TOSHIBA for additional techni cal assistance.
User ’s Manual 9-13 T roubleshooting Where t o writ e If you are still unable to solve the prob lem and suspect that it is hardware related, write to TOSHIBA at the nearest location listed on the below . Outside of Europe Europe Australia TOSHIBA Australia Pty .
User ’s Manual 10-1 Chapter 10 Legal Footnotes This chapter slates the Legal Foo t note(s) information app licable to TOSHIBA com puters. CPU *1 Central Processing Unit ("CPU") Performance Legal Footnote.
User ’s Manual 10-2 Legal Footnotes Under some conditions, your computer product may automatically shut- down. This is a normal protective feat ure designed to reduce the risk of lost data or damage to the product when used outside recommended conditions.
User ’s Manual 10-3 Legal Footnotes LCD Over a period of time, and depending on the usage of the computer , the brightness of the LCD scree n will de teriorate.
User ’s Manual Appendixes-1 Appendixes T able of Content s Appendix A S pecifications................... ...................... ....................... ................ A-1 Appendix B Display Controller ......... ....................... ............
User ’s Manual A-1 Appendix A S pecifications This appendix summarizes the computer ’s technical specifications. Physical Dimensions Size Environme nt al require ment s With 3 cell Battery 263.0(w) x 192.3(d) X 25.4(front) x 30.8(rear) millimeters (not including part s tha t extend beyond the main body) With 6 cell Battery 263.
User ’s Manual A-2 Power Requirement s AC adaptor 100-240 volts AC 50 or 60 hertz (cycles per second) Computer 19V DC.
User ’s Manual B-1 Appendix B Display Controller Display controller The display controller inte rprets software commands into hardware com- mands that turn particular pixels on or off. A high-resolution e xternal moni tor connected to the computer can d isplay up to 1600 horizontal and 1200 vertical pixels at up to 16M colors.
User ’s Manual C-1 Appendix C Wireless LAN This appendix is intended to hel p you get your Wireless LAN network up and running, with a mi nimum of parameters.
User ’s Manual C-2 The range of the wireless signal is re lated to the transmit rate of the wire- less communication. Commu nications at lower tran smit range may travel larger distances. ■ The range of your w ireless devices can be affected when the antennas are placed near metal surfaces and solid h igh-density materials.
User ’s Manual C-3 T able Wireless IEEE 802.1 1 Channels Sets (Revision B and G) When installing Wireless LAN card s, the channel configuration is managed as follows: ■ For wireless clients that o.
User ’s Manual D-1 Appendix D AC Power Cord and Connectors The AC input plug of power cord must be compatible with various interna- tional AC power outle ts. Power cords need to meet the l ocal standards and the specifications listed as below: Length: Minimum 1.
User ’s Manual D-2 Certification agencies In Europe, two condu ctors power cord s must be VDE type, H05VVH2-F or H03VVH2-F; while three co ndu ctorsbe VDE type, H05VV-F . For the United S tates and Canada, two pin plug configuration must be 2-15P (250V) or 1-15P (125V); while three pin be 6-15P (250V) or 5-15P (125V) as designated in the U.
User ’s Manual D-3 USA Australia Europe United Kingdom Canada China UL approved BS approved AS approved Approved by th e appropriate agency CSA approved CCC approved.
User ’s Manual Glossa ry-1 Glossary The terms in this glossary cover topi cs related to this manual. Alternate naming is included for reference. Abbreviations AACS: advanced access content system AC.
User ’s Manual Glossa ry-2 Glossary IDE: integrated drive el ectronics IEEE: Institute of Electrical and Electronics Engineers I/O: input/output IrDA: Infrared Data Association IRQ: interrupt reques.
User ’s Manual Glossa ry-3 Glossary analog signal: A signal whose characteristics such as amplitude and frequency vary in proportion to (are an analog of) the value to be transmitted.
User ’s Manual Glossa ry-4 Glossary byte: The repr esentation of a single char acter . A sequence of eight bits treated as a single unit; also the smallest addressa ble unit within the system. C cache memor y: A section of very fast memory in which frequently used information is duplicated for quick access.
User ’s Manual Glossa ry-5 Glossary components: Element s or parts (of a syst em) which make up the whole (system). Composite V ideo (YUV): A standard video signal use d to transmit images, e.g. from a VCR to a TV . computer program : A set of instructions writte n for a compu ter that enable it to achi eve a desired resu lt.
User ’s Manual Glossa ry-6 Glossary Digital Audio: An audio compression standard that enables high-qual ity transmission and real-time playback of sound files. disk drive: The device that randomly accesses information on a disk and copies it to the computer°¶s memory .
User ’s Manual Glossa ry-7 Glossary E echo: T o send back a reflection of the transmitted data to the sending device. Y ou can display the information on the screen, or output it to the printer , or both.
User ’s Manual Glossa ry-8 Glossary G gigabyte (GB): A unit of data storage equal to 1024 megabytes. See also megabyte. graphics: Drawings, pictures, or other images, such as cha rts or graphs, to present information. H hard disk: A storage device composed of a rigid platter or platters that can be magnetically coded with data.
User ’s Manual Glossa ry-9 Glossary I/O: Input/output. Refers to acceptance and transfer of data to and from a computer . I/O devices: Equipme nt used to communicate with the computer and transfer data to and from it. IrDA 1.1: An industry standard that enables cableless infrared serial data transfer at speeds of up to 4 Mbps.
User ’s Manual Glossary-10 Glossary memory: T ypically re fers to the computer 's main memory , where programs are run and data is temporarily stored and processed. Memory can be volatile and hold data temporarily , such as RAM, or it can be n onvolatile and h old data permanently , such as ROM.
User ’s Manual Glossary-1 1 Glossary operating system: A group of programs that controls the basic operation of a computer . Operating system functions include in terpreting programs, creating data files, and controll ing the transmission and receipt (input/outpu t) of data to and from memory and peripheral device.
User ’s Manual Glossary-12 Glossary R Radio frequency interference (RFI ) shield: A metal shield enclosing the printed circuit boa rds of the printer or computer to preven t radio and TV interference. All computer equ ipment generates radio frequency signals.
User ’s Manual Glossary-13 Glossary soft key: Key combinations that emulate keys on the IBM keyboard, change some con figuration options, stop program execution, and access the nume ric keypad overlay . software: The set of programs, procedures and related documentation associated with a computer system.
User ’s Manual Glossary-14 Glossary window: A porti on of the screen that can display its own application, document or dialog box. Often used to mean a Microsoft Windows window . Wireless LAN: Local Area Network (LAN) throug h wireless communication.
User ’s Manual Index-1 Index A AC adaptor, 1-5 additional, 1-12 connecting, 3-3 DC IN 19V jack, 2-5 ASCII characters, 5-8 B Battery charging, 6-5 extending ba ttery life, 6-8 indicator, 2-2, 6-2 Mon.
User ’s Manual Index-2 H Hard disk drive automatic power off, 1-8 Heat dispersal, 1-9 Hibernation Mo de, 1-9 Hot keys, 1-8 Brightness (Down), 5-4 Brightness (Up), 5-4 Hibernate, 5-4 Lock, 5-3 Mute, .
User ’s Manual Index-3 Problems AC power, 9-4 Analyzing the problem, 9- 2 Battery, 9-5 Hard disk drive, 9-7 Hardware and s ystem checklist, 9-3 Keyboard, 9-6 LAN, 9-11 Memory Stick/Memory Stick PRO/.
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 NB255N245 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 NB255N245 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Toshiba NB255N245 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Toshiba NB255N245 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Toshiba NB255N245, 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 NB255N245.
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 NB255N245. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Toshiba NB255N245 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.
