Toshiba T2150CD Series Manual Download

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Glossary

The terms in this glossary cover the topics discussed in this manual. Alternate

naming is included for reference.

Abbreviations

AC:

alternating current

ANSI:

American National Standards Institute

APM:

advanced power manager

ASCII:

American Standard Code for Information Interchange

BIOS:

basic input output system

CCITT:

Consultive Committee International Telegraph and Telephone

CGA:

color/graphics adapter

CMOS:

complementary metal-oxide semiconductor

CPU:

central processing unit

CRT:

cathode ray tube

DC:

direct current

DOS:

disk operating system

ECP:

enhanced capability port

EGA:

enhanced graphics adapter

EIA:

Electronic Industries Association

FDD:

floppy disk drive

HDD:

hard disk drive

HMA:

high memory area

I/O:

input/output

KB:

kilobyte

LCD:

liquid crystal display

LED:

light emitting diode

Summary of Contents for T2150CD Series

Page 1: ...ability for damages incurred directly or indirectly from errors omissions or discrepancies between the computer and the manual Trademarks IBM is a registered trademark and IBM PC IBM PC XT IBM PC AT OS 2 and PS 2 are trademarks of International Business Machines Corporation Intel and DX4 are trademarks of Intel Corporation MS DOS and Microsoft are registered trademarks and Windows is a trademark o...

Page 2: ...o comply with the limits for a class B digital device pursuant to Subpart B of Part 15 FCC rules Only peripherals certified to comply with the class B limits may be attached to this computer Operation with non certified peripherals or peripherals not operated by Toshiba is likely to result in interference to radio and TV reception Shielded cables must be used between the external devices and the c...

Page 3: ...rence Should the unit ever require maintenance contact an authorized service location see Service procedure CAUTION Use of controls adjustments or the performance of procedures other than those specified may result in hazardous radiation exposure CAUTION To prevent direct exposure to laser beam do not try to open the enclosure Figure 1 Location of the Required Label CLASS 1 LASER PRODUCT LASERSCHU...

Page 4: ...te Services Vertretung benachrichtigen Um einen direkten Kontakt mit dem Laserstrahl zu vermeiden sollte das Gehäuse nicht geöffnet werden CLASS 1 LASER PRODUCT LASERSCHUTZKLASSE 1 PRODUKT TO EN60825 ADVARSEL Denne mærking er anbragt udvendigt på apparatet og indikerer at apparatet arbejder med laserstråler af klasse 1 hviket betyder at der anvendes laserstrlier af svageste klasse og at man ikke p...

Page 5: ... EXPOSURE VORSICHT DIE VERWENDUNG VON ANDEREN STEURUNGEN ODER EINSTELLUNGEN ODER DAS DURCHFÜHREN VON ANDEREN VORGÄNGEN ALS IN DER BEDIENUNGSANLEITUNG BESCHRIEBEN KÖNNEN GEFÄHRLICHE STRAHLENEXPOSITIONEN ZUR FOLGE HABEN Toshiba service procedure Should this product require maintenance contact the following Toshiba service station TOSHIBA AMERICA INFORMATION SYSTEMS INC DISK PRODUCTS DIVISION 9740 IR...

Page 6: ...s organized then become acquainted with this manual by browsing through its pages Be sure to look over the Special features section of the Introduction to learn about features that are uncommon or unique to the T2150CD series computers and carefully read Setup and Password Security Also read Getting Started for procedures on backing up your preinstalled software Manual Contents This manual is comp...

Page 7: ...r doesn t seem to be working properly The Appendixes provide technical information about your computer The Glossary defines general computer terminology and includes a list of acronyms used in the text Conventions This manual uses the following formats to describe identify and highlight terms and operating procedures Abbreviations On first appearance and whenever necessary for clarity abbreviation...

Page 8: ...ented in the typeface you see to the left Display C Text generated by the computer that appears on its display screen is presented in the type face you see to the left Messages Messages are used in this manual to bring important information to your attention Each type of message is identified as shown below CAUTION Pay attention A caution informs you that improper use of equipment or failure to fo...

Page 9: ... items T2150CD Series Portable Personal Computer External 3 1 2 diskette driveand cable Five spare AccuPoint pointing device caps one green two blue two gray AC power cord Key cap stickers Ctrl Alt CapsLock The following software that is preinstalled on your hard disk Toshiba MS DOS 6 22 Microsoft Windows for Workgroups 3 11 Companion Utility Windows Utility Mouseware for AccuPoint driver Display ...

Page 10: ...lementary Metal Oxide Semiconductor CMOS technology extensively to provide compact size minimum weight low power usage and high reliability This computer incorporates the following features and benefits Microprocessor T2150CD series computers are equipped with an SL Enhanced Intel DX4 microprocessor which operates at 75 megahertz and incorporates a math co processor and a 16KB cache memory The eff...

Page 11: ...are CD ROM Drive A full size double speed internal CD ROM drive lets you run 12 cm 4 72 or 8 cm 3 15 compact disks This drive supports the following formats Audio CD Photo CD ISO 9660 3 1 2 external diskette drive An external 3 1 2 diskette drive accommodates both 1 44MB double sided high density double track 2HD and 720KB double sided double density double track 2DD disks Display screen The displ...

Page 12: ...ter Port replicator port This port enables connection of an optional port replicator which provides the ports available on the T2150CD series computer in addition to a PS 2 mouse a MIDI Joystick and audio line out ports PCMCIA card slot A Personal Computer Memory Card International Association PCMCIA slot can accommodate two 5 mm cards Type II or one 10 5 mm Type III card Memory expansion socket A...

Page 13: ...nd power up mode boot or AutoResume You can also set the battery save mode and the power up mode TSETUP An easy to use menu lets you customize the configuration of your T2150CD series computer according to the way you work with your computer and the peripherals you use MaxTime This Windows program lets you set the battery save levels for individual components without leaving Windows to use the TSE...

Page 14: ...onents from abnormal conditions such as voltage overload from an AC power source Battery save mode This feature lets you save battery power You can set this mode by using the TSETUP program MaxTime or hotkey Power on password Your password increases data security by preventing others from accessing your computer when the power is off Instant password A hotkey function blanks the screen and disable...

Page 15: ...tery pack An additional battery pack can be purchased from your Toshiba dealer The battery pack is identical to the one already installed in your computer Use it as a spare or replacement International keyboards You can use a number of languages on your computer by replacing your keyboard or using keytop replacements Keytop sets You can customize your keyboard for a variety of languages by replaci...

Page 16: ...lm rest latches These two latches let you lift up the palm rest when you need to remove or install the battery pack AC IN LED The AC IN LED glows green when AC power is supplied If the internal converter s voltage is abnormal or if the power supply malfunctions this indicator flashes orange Battery LED The Battery LED indicates the condition of the battery s charge green indicates full charge oran...

Page 17: ...shows the computer s left side Figure 2 2 The left side of the T2150CD series computer External 3 1 2 diskette drive port This port lets you connect a 3 1 2 diskette drive for transferring data to or from removable diskettes The Disk icon on the indicator panel and diskette drive LED glow green when the drive is in use To eject a disk from the drive push the eject button A flap protects the drive ...

Page 18: ...isabled Headphone jack A standard 3 5 mm mini line in jack enables connection of a stereo headphone 80 ohm minimum or other device for audio output When you connect headphones the internal speaker is automatically disabled Line in jack The line in jack lets you play stereo sound from an external device Volume control Use this dial to adjust the volume of the system speaker Security lock A security...

Page 19: ...S Back Side Figure 2 4 shows the computer s back panel Figure 2 4 The back side of the T2150CD series computer PS 2 keyboard port Use this port to connect an external PS 2 compatible keyboard Serial port Use this 9 pin port to connect external serial devices such as an external modem a serial mouse or printer External monitor port This 15 pin port lets you connect an external video display Port Re...

Page 20: ...nics compatible 25 pin parallel port is used to connect a parallel printer or other parallel device This port supports the Enhanced Capability Port ECP standard Underside Figure 2 5 shows the underside of the computer Make sure the display is closed before turning over your computer Figure 2 5 The underside of the T2150CD series computer Port replicator notches Notches are available to secure the ...

Page 21: ...ots forming 80 columns of 25 lines of characters in text mode The T2150CDS displays full color on an STN screen and the T2150CDT displays full color on a TFT screen Refer to Chapter 8 Display Panel Display hinge The display hinge holds the display screen at easy to view angles Speaker The speaker transmits audio commands from your software and signals alarms such as low battery conditions Micropho...

Page 22: ...ght when various computer operations are in progress Figure 2 7 The indicator panel Power Speed The Power Speed icon shows the processor speed when the computer is on Green indicates high speed and orange indicates low speed You can set the processing speed by using the TSETUP program Refer to the Processing Speed section in Chapter 11 Setup and Password Security Disk This icon glows green when th...

Page 23: ...ay white labeled keys as cursor keys Refer to the Keypad overlaysection in Chapter 6 The Keyboard Numeric mode You can use the keypad overlay white labeled keys for numeric input when the Numeric mode icon lights green Refer to the Keypad overlaysection in Chapter 6 The Keyboard ...

Page 24: ... as you prepare to operate your T2150CD series computer If you are an experienced user read the section on backing up your preinstalled software Use the backup feature of the Toshiba Companion Utility not MS DOS to make the backup diskettes Also glance over the rest of the chapter for any material that might be new to you CAUTION Do not fail to make backup diskettes of the preinstalled software be...

Page 25: ...t Avoid areas where rapid or extreme changes in temperature or humidity may occur Keep the computer free of dust moisture and exposure to direct sunlight Keep the computer away from heat sources such as electric heaters Do not use the computer near liquids or corrosive chemicals Do not place the computer near objects that create strong electromagnetic fields e g stereo speakers Keep the palm rest ...

Page 26: ... rest to raise the level of your knees to ease pressure on the back of your thighs Adjust the back of your chair so that it supports the lower curve of your spine Sit straight so that your knees hips and elbows form approximately 90 degree angles when you work Do not slump forward or lean back too far Lighting Proper lighting can improve legibility of the display and reduce eye strain Position the...

Page 27: ... two long breaks for example two or three minutes every half hour Have your eyes examined regularly and visit a doctor promptly if you suspect you might be suffering from a repetitive strain injury A number of books are available on ergonomics and repetitive strain injury or repetitive stress syndrome For more information on these topics or for pointers on exercises for such stress points as hands...

Page 28: ...ry is completely discharged To charge the battery pack so you can operate the computer on battery power simply leave the AC power cord connected with the computer s power turned off See the Main battery section in Chapter 4 Operating Basics for details Using 3 1 2 External Diskette Drive Use the 3 1 2 external diskette drive to transfer data to and from the computer system and to and from the hard...

Page 29: ...ess the latches on either side of the connector when you plug in the connector NOTE The connectors are designed so they cannot be misconnected Figure 3 3 Connecting the cable to the diskette drive 2 Pull down the cover to the computer s 3 1 2 diskette drive port 3 Press the latches on either side of the smaller connector and plug it into the diskette drive port Figure 3 4 Connecting the cable to t...

Page 30: ... you disconnect the diskette drive or turn off the power while the computer is accessing the drive you may lose data or damage the diskette or the drive 2 Press the release latches on either side of the connector attached to the computer and pull out the connector 3 Close the cover to the diskette drive port 4 Press the release latches on either side of the connector attached to the diskette drive...

Page 31: ...rd disk It is important that you make backup diskettes before you begin loading application software Should any MS DOS or Microsoft Windows for Workgroups files be damaged you will need to restore them from backup diskettes For making backup diskettes you must make Toshiba Companion Utility diskette Refer to your documentation for procedures on making Toshiba Companion Utility diskette and backup ...

Page 32: ...ive cover should point toward the diskette drive 2 Put the diskette into the insertion slot When it is nearly seated you should feel a slight resistance Gently push the diskette until it pops into place Figure 3 7 Inserting a diskette 3 When the diskette is firmly in place the diskette eject button pops out If you insert a diskette upside down or backwards it will not completely enter the drive or...

Page 33: ...ftware you can back up files and format your diskettes in one operation as indicated in the next section Backing Up Preinstalled Software Use BACKUP and RESTORE commands in the Toshiba Companion Utility diskette to back up preinstalled software You will need to create this diskette as explained below About 27 diskettes 1 44MB 2HD are needed to copy all the files preinstalled on your hard disk Maki...

Page 34: ...G Files in the target drive A root directory will be erased Press any key to continue 6 Remove the Companion Utility diskette insert a blank diskette and press any key The following message will be displayed Backing up files to drive A Diskette Number 01 Continue following the on screen prompts until backup is completed NOTE Be sure to label each diskette used for backup in order from first to las...

Page 35: ...software documentation to determine its requirements and refer to Chapter 11 Setup and Password Security to make sure the computer is set up to work correctly with your software Setting Up Windows If you change a system setting by choosing the Windows Setup icon in the Main group or running the Windows Setup program from the DOS prompt you may be requested to insert the Windows diskette containing...

Page 36: ...nge the contents of your CONFIG SYS file An error occurs and the computer does not respond to your keyboard commands There are three ways to reset the computer system 1 Turn the power off wait 10 to 15 seconds then turn the power on again by pressing the power button This method works only when the computer is in boot mode 2 If the computer is already on press Ctrl Alt Del 3 If you re experiencing...

Page 37: ... the identifiers for the hard disk for example drive E Accessing Drives When you boot your computer from drive C the screen displays the Windows environment To change drives you can use the Windows File Manager or press Alt F4 to go to the system prompt The MS DOS prompt indicates the current disk drive For example C You are now working in drive C To access other drives type the disk drive letter ...

Page 38: ...sks There are three ways to access an executable file 1 Switch to the directory containing the file type the file name and press Enter To switch to a directory type the disk drive and colon then cd backslash and the directory s name For example to change from A drive to the DOS directory on drive C type c and press Enter then cd dos and press Enter Then type the name of the executable file 2 The a...

Page 39: ...is connected and the battery is being charged with the power off Green Indicates the AC power cord is connected and the battery is fully charged whether the power is on or off No light Under any other conditions the LED does not light Monitoring Battery Capacity Battery capacity can be monitored by the Pop up window when you are working in DOS or by MaxTime when you are in Windows Pop up Window Th...

Page 40: ...Security Using AccuPoint To use the AccuPoint simply push it with your finger tip in the direction you want to move the on screen pointer Figure 4 1 AccuPoint and control buttons Two buttons below the keyboard are used like the buttons on a mouse pointer Press a button to select a menu item or to manipulate text or graphics designated by the pointer Refer to Chapter 10 Toshiba Utilities and Driver...

Page 41: ...grasp the cap and pull it straight up Figure 4 3 Removing the AccuPoint cap 2 Position a new cap on the spindle and press it into place Using CD ROM Drive The full size double speed CD ROM drive provides high performance execution of CD ROM based programs You can run either 12 cm 4 72 or 8 cm 3 15 CDs without an adapter To load and remove compact disks follow the steps below and refer to figures 4...

Page 42: ...d pull until it is fully opened Figure 4 5 Pulling the drawer open 3 Lay the CD lable side up in the drawer Press gently at the center to make sure it is seated securely on the spindle Figure 4 6 Inserting a CD 4 Push the drawer closed Press gently until it locks into place ...

Page 43: ...pter 5 Disks and Disk Drives for information on the CD ROM drive and on care and handling of CDs Using Microphone Your computer has a built in microphone that can be used to record monaural sounds into your applications It can also be used to issue voice commands to applications that support such functions Eliminating Feedback Since your computer has a built in microphone and speaker feedback may ...

Page 44: ...ity controls the throughput from the microphone to the speaker during all functions except recording When the sound system software is installed for the first time this feature s default setting is enabled no throughput Disabling the Mute feature may cause feedback during normal operation of the computer If this occurs either turn down your speaker volume or enable the Mute feature Sampling Rate T...

Page 45: ...the arrow mode and press Fn F10 the Arrow mode icon lights Now try cursor and page control To turn off the numeric keypad press Fn F10 again The keyboard returns to normal operation Temporary Access You can temporarily access and exit either the numeric or cursor overlay without turning it off by pressing the Fn key For more information on using the overlay functions see Chapter 6 The Keyboard Adj...

Page 46: ...f it Never use harsh or caustic chemical products to clean the computer Moving the Computer The T2150CD series computer is designed for rugged durability However a few simple precautions taken when moving the computer will help assure trouble free operation Make sure all disk activity has ended before moving the computer Check the Disk icon on the computer and the indicators on any external disk d...

Page 47: ... Audio CD Photo CD ISO 9660 3 1 2 external diskette drive The external 3 1 2 diskette drive stores 1 44MB of data on a diskette It can also read and write diskettes formatted to store only 720KB RAMDRIVE The T2150CD series computers support RAMDRIVE a type of RAM Disk For more information about RAMDRIVE refer to Chapter 9 Memory Hard Disk Drive The internal 2 1 2 hard disk provides high speed long...

Page 48: ...ect them and keep them clean 2 Do not bend the CD or mar its surface 3 Hold the CD by it outside edge or the edge on the center hole Fingerprints on the surface may prevent the drive from properly reading data 4 Do not expose to to direct sunlight extreme heat or cold Do not place heavy objects on your CDs 5 If your CDs become dusty or dirty wipe them with a clean dry cloth Wipe from the center ou...

Page 49: ...ur diskette Do not write on the diskette with a hard object such as a ball point pen or pencil Also do not use an eraser on the label If you use the diskette for something new just peel off the label and replace it with the extra one For more information on treatment of diskettes refer to the Diskette care section in this chapter CAUTION Use only press on labels designed for your diskettes Other l...

Page 50: ... them and keep them clean If a diskette is dirty do not use cleaning fluid Clean it with a soft damp cloth Do not slide back the diskette s protective metal covering or touch the diskette s magnetic surface Fingerprints may prevent the diskette drive from reading data from the diskette Data may be lost if the diskette is twisted bent or exposed to direct sunlight extreme heat or cold Do not place ...

Page 51: ...centric circles called tracks and further dividing the tracks into sectors Each item of information on a disk is stored and retrieved according to its unique address identified by the track and sector Therefore a disk must be formatted before it can be used For information on formatting the hard disk refer to your MS DOS documentation The following explains how to format 3 1 2 diskettes There are ...

Page 52: ...Enter FORMAT displays its progress on your screen After formatting is complete FORMAT lists the actual number of bytes formatted and displays Format another Y N 5 Press Y if you want to format another diskette or N if you re done Press Enter CAUTION Formatting destroys all data on your disk Be careful when using the MS DOS FORMAT command For more about using the FORMAT command see your MS DOS docu...

Page 53: ... and press any key To recover from this error message you can start the computer from the hard disk simply by removing the diskette and pressing any key If you need to start from the diskette drive remove the non system disk insert a system disk and press any key Protecting Your Data on Diskette Some diskettes such as those that contain your application programs and operating system should be kept...

Page 54: ... diskettes to back up important personal files and software such as MS DOS and Windows for Workgroups from your hard disk or diskettes It s a good idea to write protect backup diskettes and store them in a safe place ...

Page 55: ...fferences however between using a typewriter and using a computer keyboard Letters and numbers produced in computer text vary in width Spaces which are created by a space character may also vary depending on line justification and other factors The lowercase L l and the number 1 are not interchangeable on computers as they are on a typewriter The uppercase O o and the zero 0 are not interchangeabl...

Page 56: ...tware application you are using determines the function of each key Some software packages alter how some keys work Refer to your software documentation for more information Refer to your MS DOS documentation for a complete description of how each key functions in MS DOS This section describes how the dark gray keys work in MS DOS and how some keys may act when you use word processor and spreadshe...

Page 57: ...ng Caps Lock once produces all upper case alphabetic characters Pressing Caps Lock again returns you to normal typing The Caps Lock icon lights when the function is on Ins insert is used to insert data Del delete is used to delete data Pressing Ctrl or Alt with other keys sends special instructions to the computer Refer to your software documentation for more information on how these keys function...

Page 58: ...oftware supports them PgUp and PgDn have no effect in MS DOS Home End and move the cursor in the indicated direction based on your software cursor movement conventions In MS DOS and have the same effect as BkSp and F1 respectively Refer to your MS DOS documentation for more information about how these keys function in MS DOS Fn function is used in combination with other keys to form soft keys Soft...

Page 59: ... your software Soft key settings are not restored by the AutoResume feature Emulating Keys on Enhanced Keyboard Figure 6 1 A 101 key enhanced keyboard layout The T2150CDS Series keyboard is designed to provide all the features of a 101 key enhanced keyboard The 101 102 key enhanced keyboard has a numeric keypad and scroll lock key It also has additional Enter Ctrl and Alt keys to the right of the ...

Page 60: ...apter for more information on how to operate these keys The power on default for both settings is off Press Fn F12 ScrLock to lock the cursor on a specific line In MS DOS this has no effect The power on default is off Press Fn Enter to simulate Enter on the enhanced keyboard s numeric keypad Press Fn Ctrl to simulate the enhanced keyboard s right Ctrl key Press Fn Alt to simulate the enhanced keyb...

Page 61: ...t the Pop up window below appears at the top left of the display showing the current battery save mode Continue holding down Fn and press F2 again to change to one of the three battery save modes Full power low power and user setting Battery Save Mode Full Power E XXXXXXXXXXXXXXX F Power up Mode Resume If you press Fn F2 in a Windows environment an icon panel is displayed Continue holding down Fn ...

Page 62: ...apter 11 Setup and Password Security for information on changing the setting using the TSETUP program Alarm Volume Press Fn F4 to adjust the alarm volume to low medium high or off When you press Fn F4 a beep sounds to let you know the current alarm volume Continue holding down Fn and press F4 again to change the setting The volume at power on depends on the TSETUP program setting See Chapter 11 Se...

Page 63: ...board attached to the computer or to an optional port replicator you can execute Fn key combinations by emulating the Fn key For example you might hold down left Shift left Ctrl then press F3 to change the power up mode See Chapter 11 Setup and Password Security for details on setting the Fn key equivalent Keyboard Layout The TSETUP program lets you alter the arrangement of the Caps Lock Ctrl and ...

Page 64: ...ey enhanced keyboard in Figure 6 2 Turning on the Overlay The numeric keypad overlay can be used for numeric data input or cursor and page control Arrow Mode To turn on the Arrow mode press Fn F10 Arrow Mode icon lights Now try cursor and page control using the keys shown in Figure 6 2 Press Fn F10 again to turn off the overlay Numeric Mode To turn on the Numeric mode press Fn F11 Numeric mode ico...

Page 65: ...rns on the most recently used overlay If the Numeric mode icon lights you can use the overlay for numeric entry If the Arrow mode icon lights you can use it for cursor and page control 3 Release Fn to return to normal keyboard operation Temporarily Changing Modes If the computer is in Numeric mode you can switch temporarily to Arrow mode by pressing a shift key If the computer is in Arrow mode you...

Page 66: ...1 Hold Fn Alt 2 Using the overlay keys type the ASCII code 3 Release Fn Alt and the ASCII character appears on the display screen A list of ASCII characters with their codes is in Appendix B ...

Page 67: ...ected by the power conditions whether an AC power cord is connected whether a battery is installed and what the charge level is for the battery Table 7 1 Power conditions Power on Power off no operation AC cord connected Battery fully charged bmcrnbullet bmp Operates bmcrnbullet bmp Trickle charge bmcrnbullet bmp LED Battery green AC IN green Trickle charge LED Battery green AC IN green Battery pa...

Page 68: ...s above low battery trigger point bmcrnbullet bmp Operates bmcrnbullet bmp LED Battery off AC IN off Battery charge is below low battery trigger point bmcrnbullet bmp Operates bmcrnbullet bmp Alarm sounds bmcrnbullet bmp LED Battery flashes orange AC IN off Battery charge exhausted Computer goes into resume mode and shuts down No battery installed bmcrnbullet bmp No operation bmcrnbullet bmp ...

Page 69: ...and charging the battery with the power off Green Indicates the AC power cord is connected and the battery is fully charged whether the power is on or off No light Under any other conditions the LED does not light AC IN LED Check the AC IN LED to determine the power status with the AC cord connected Green Indicates the AC power cord is connected and supplying proper power to the computer Flashing ...

Page 70: ...feature It backs up data and programs in memory when the power is off when the AC power cord is removed and when the main battery pack is fully discharged or removed If the backup battery is completely discharged AutoResume does not function and the computer loses all data in memory The following message appears when you turn on the power WARNING RESUME FAILURE PRESS ANY KEY TO CONTINUE Real Time ...

Page 71: ...drogen and or oxygen or an increase in the battery s surface temperature 3 If the battery has leaked or been vented it should be replaced immediately Use protective gloves when handling a damaged battery 4 When it becomes necessary to replace the main battery it must be replaced only by an identical battery from the same manufacturer Only one battery can be installed in the T2150CD series at a tim...

Page 72: ... not attempt to charge the battery pack with any other charger Time The following table shows the time required to fully charge a discharged battery Charging time hours Battery Power on Power off Battery pack Trickle charge 2 5 Backup battery 20 20 RTC battery 48 doesn t charge Battery Charging Notice The battery may not charge right away under the following conditions 1 The battery is extremely h...

Page 73: ...on on MaxTime refer to Chapter 11 Setup and Password Security The Pop up window contains a bar gauge that shows how much power remains in the main battery Press Fn F2 or Fn F3 to display the Pop up window The bar labeled E for empty and F for full is automatically set to full when the battery pack is fully charged NOTE If you open the Pop up window by pressing Fn F2 and continue holding down Fn pr...

Page 74: ...in a battery depends on How you configure the computer for example whether you enable battery power saving options The T2150CD series computers provide a battery save mode to conserve battery power This mode has the following four options CPU sleep mode Display auto off HDD auto off LCD Brightness See Chapter 11 Setup and Password Security How often and how long you use the hard disk CD ROM and th...

Page 75: ...tate their use If you will not be using the system for an extended period remove the battery pack Disconnect the AC power cord when the battery is fully charged Overcharging makes the battery hot and shortens life Store spare battery packs in a cool dry place out of direct sunlight Replacing the Battery Pack When the battery pack reaches the end of its operating life you will need to install a new...

Page 76: ...the front of the palm rest until you feel them click 6 Carefully slide out the palm rest about one centimeter less than half an inch Figure 7 1 Unlatching the palm rest 7 Lift the palm rest up gently to expose the battery pack 8 Pull up on the plastic tab at the right side of the battery pack to lift the battery pack up slightly Be careful not to pull too hard or try to lift the battery pack more ...

Page 77: ...e sure the end of the plastic tab lies on top of the battery CAUTION When you open the palm rest cables to the AccuPoint buttons are exposed Be careful not to apply tension to these cables or to pinch them when you close the palm rest 3 Close the palm rest and gently push it into position 4 Push the latches back into place Press gently until you feel them click 5 Turn the computer back on and cont...

Page 78: ...rd and the computer boots by the Alarm Power On function and AutoResume is on the computer will start with the instant security function enabled The password message is not displayed however you must enter the password to use the computer If you enter the password incorrectly three times in a row the computer will halt In this case turn the power off and back on Then try again If you forget the pa...

Page 79: ...y choosing a setting in either the TSETUP program or in MaxTime See Chapter 11 Setup and Password Security for details on setting the power up mode Boot Mode Boot mode is the standard operating mode for most computers In boot mode the computer performs the following actions when you start the system Clears all programs and data from memory Runs a memory test and copies the operating system files f...

Page 80: ... sure all disk activity has stopped CAUTION Turning off the computer while it is accessing a disk could damage the disk the drive or lose data 4 Press the power switch and hold it down until the Power Speed icon goes out 5 Turn off the power to any peripheral devices connected to the computer Do not turn the computer back on right away Wait a few seconds AutoResume Mode One of the T2150CD series c...

Page 81: ... and press F3 to change the mode The current mode is shown in the Pop up window You can also use the TSETUP program or MaxTime See Chapter 11 Setup and Password Security 2 Save your data to the hard disk or to a diskette 3 Check the Disk icon to make sure all disk activity has stopped CAUTION Turning off the computer while it is accessing a disk could damage the disk the drive or lose data 4 Press...

Page 82: ...discharge the system operates as if it were not shut down CAUTION If you are unable to replace the battery pack or connect the AC power cord to the system before the backup battery completely discharges your data is lost Remember these points when using AutoResume Do not turn the power off if the Disk icon is on Do not remove the battery pack while the computer is on unless the AC power cord is po...

Page 83: ...serial port You re running a program that does not use the T2150CD series computer s BIOS Panel Power On Off You can set up your T2150CD series computer so that power turns on automatically when you open the display panel and turns off when you close it Refer to Chapter 11 Setup and Password Security for an explanation of how to enable this convenient feature System Auto Off This feature turns the...

Page 84: ...are the smallest visual element on the screen They are single points of light that can be turned on or off T2150CDS A pixel on an STN Super Twisted Nematic LCD is either light on or dark off Color images are achieved by the use of color filters to generate and mix the three primary additive colors red green and blue T2150CDT The color TFT Thin Film Transistor LCD uses transistors attached to each ...

Page 85: ... of your display The T2150CD series computers can display on both the internal LCD and external CRT at the same time You also have the option of displaying on the LCD only or on the CRT only The software utilities that come with the T2150CD series computer provide drivers that accelerate Windows graphics and improve performance for both the internal display and an external monitor Refer to Chapter...

Page 86: ...computer s display supports two text modes 80 columns by 25 rows with each pel containing 64 pixels 8 x 8 40 columns by 25 rows with each pel containing 128 pixels 16 x 8 Figure 8 3 Text modes Graphics Mode The text mode in MS DOS is 80 x 25 You can use the MODE command to specify 40 column mode while in MS DOS refer to your MS DOS documentation but most applications reset the screen mode when the...

Page 87: ...esolution and the number of colors available Table 8 1 T2150CDT Video modes Video mode Type Resolution Character matrix pels T2150CDT LCD colors CRT colors CRT vertical refresh rate CRT horizontal refresh rate 0 1 VGA Text 40 x 25 Characters 8 x 8 16 of 256K 16 of 256K 70Hz 31 5KHz 2 3 VGA Text 80 x 25 Characters 8 x 8 16 of 256K 16 of 256K 70Hz 31 5KHz 0 1 VGA Text 40 x 25 Characters 8 x 14 16 of...

Page 88: ...1 5 KHz 12 VGA Grph 640 x 480 Pels 8 x 16 16 of 256K 16 of 256K 70 Hz 31 5 KHz 13 VGA Grph 320 x 200 Pels 8 x 8 256 of 256K 256 of 256K 70 Hz 31 5 KHz 20 SVGA Grph 640 x 480 Pels 8 x 16 16 of 256K 16 of 256K 60 Hz 31 5 KHz 22 SVGA Grph 800 x 600 Pels 8 x 8 16 of 256K 16 of 256K 60 Hz 37 5 KHz 24 SVGA Grph 1024 x 768 Pels 8 x 16 16 of 256K 16 of 256K 60 Hz 48 5 KHz 30 SVGA Grph 640 x 480 Pels 8 x 1...

Page 89: ...2 3 VGA Text 80 x 25 Characters 8 x 14 16 of 222K 16 of 256K 70 Hz 31 5KHz 0 1 VGA Text 40 x 25 Characters 8 9 x 16 16 of 222K 16 of 256K 70 Hz 31 5KHz 2 3 VGA Text 80 x 25 Characters 8 9 x 16 16 of 222K 16 of 256K 70 Hz 31 5KHz 4 5 VGA Grph 320 x 200 Pels 8 x 8 4 of 222K 4 of 256K 70 Hz 31 5KHz 6 VGA Grph 640 x 200 Pels 8 x 8 2 of 222K 2 of 256K 70 Hz 31 5KHz 7 VGA Text 80 x 25 Characters 8 9 x 1...

Page 90: ...ls 8 x 16 N A 32K of 32K 60Hz 31 5KHz 41 SVGA Grph 640 x 480 Pels 8 x 16 N A 64K of 64K 60Hz 31 5KHz 78 SVGA Grph 640 x 400 Pels 8 x 16 256 of 222K 256 of 256K 60Hz 31 5KHz The default setting is 222K colors but you can select 4096 or 222K colors using TSETUP Tables 8 1 and 8 2 show all the video modes supported by the computer The mode numbers are generally used by programmers to identify the res...

Page 91: ...colors The T2150CDS s STN panels can display in 16 colors out of a possible 4096 222K in text mode and in graphics mode they can display 256 colors out of a possible 4096 222K colors Some software packages have a setup program that requires you to choose a graphics mode When you choose a mode consider the following The T2150CD series s VGA compatible controller allows the software to make full use...

Page 92: ...TSETUP program has two options Simultaneous and Internal External If you select Simultaneous displays appear on the internal LCD and external monitor at the same time If you select Internal External press hotkey combination Fn F5 to change from internal LCD to external monitor to simultaneous CAUTION Do not press Fn F5 under the following conditions 1 While running data communications an error cou...

Page 93: ...System BIOS which contains start up instructions and 40KB of video BIOS ROM which controls display operation ROM provides permanent storage for the BIOS and the instructions that start the computer the bootstrap leader This data is permanently stored and does not require power to be retained RAM RAM is volatile read write memory This means the data in RAM is deleted when you turn off the computer ...

Page 94: ...al quantities are slightly larger This is because a kilobyte is actually 1 024 bytes 210 not 1 000 bytes Memory measurements are usually rounded off to simplify discussion Conventional Memory MS DOS can directly access only 1 megabyte 1024 kilobytes of memory at a time This is the area between 0KB and 1MB on the memory map The first 640 kilobytes in this area is called conventional memory Conventi...

Page 95: ...ed and extended memory as a RAMDRIVE The computer uses 192KB of extended memory for Shadow BIOS ROM When you turn on your computer the BIOS copies itself from the flash ROM to the Shadow BIOS area Accessing the BIOS from the Shadow BIOS area is much faster than from flash ROM You cannot disable Shadow BIOS ROM Expanded Memory Some software packages that run under Toshiba MS DOS can use memory beyo...

Page 96: ... the expanded memory driver in the fifth line buffers 30 files 30 device c dos setver exe device c dos himem sys device c dos emm386 exe dos high LIM EMS and Optional Additional Memory T2150CD series computers come with 4096KB or 8192KB of RAM memory If you plan to use large spreadsheets or process complicated graphics you may want to expand the computer s memory capacity by installing optional me...

Page 97: ... the TSETUP program the CPU cache is automatically disabled Memory Access and Processor Modes The DX4 processors incorporate features of preceding processors the 8086 80286 and 80386 In addition the DX4 adds special features of its own which are available through various operating modes The following three operating modes can be used Real Mode Protected Mode Virtual 8086 Mode As you discover and u...

Page 98: ...ent applications and switch among them multi tasking The processor is responsible for protecting each of the applications in the system from one another Virtual 8086 Mode This mode taps the real power of the DX4 processor Virtual 8086 mode allows the DX4 processor to emulate real mode and still switch to and from protected mode The processor can load and execute real mode applications in virtual 8...

Page 99: ... the user to define shortcut keys for Windows Execution is explained in this chapter Hardware Setup Windows utility corresponding to TSETUP See the SETUP options section in Chapter 11 Setup and Password Security for a description of available settings Toshiba Display Drivers for Windows enhances the performance of Microsoft Windows Loading and unloading procedures are explained in this chapter Mou...

Page 100: ...e same as that of the last setting NOTE If the RTC battery fully discharges configuration data is lost A checksum error is displayed when you start the computer and the system configuration returns to factory preset values SYSTEM SETUP of TSETUP SYSTEM SETUP is an option of the executable file TSETUP EXE which is stored in the DOS subdirectory on your hard disk Accessing SYSTEM SETUP 1 At the MS D...

Page 101: ...s you made If the changed item does not require the system to reboot the following message is displayed Are you sure Y N If the changed item requires the system to reboot the following message is displayed Are you sure Y N The changes you made will cause the system to reboot 2 To make other changes press N Repeat the steps above 3 To accept the changes press Y NOTE You can press Esc to quit at any...

Page 102: ...tomatically calculated by the computer You cannot change this value Base This field displays the amount of base conventional memory 640KB and is automatically calculated by the computer You cannot change this value Extended Memory This field displays the amount of extended memory the computer has available You cannot change this value Shadow BIOS ROM This field displays 192KB of RAM which is reser...

Page 103: ...is the default Non Interlace selects non interlace mode LCD Display Colors This option indicates the color palette of the internal display when the LCD mode is set to Color T2150CDT TFT display 256K Colors Displays 256 colors out of 262 144 colors This value cannot be changed T2150CDS STN display 222K Colors Displays 256 colors out of 24 576 colors 4096 Colors Displays 256 colors out of 4096 color...

Page 104: ...enables the text mode stretch feature This is the default Disabled disables the text mode stretch feature Battery These options let you set battery save functions for optimum performance or battery power conservation You can also set the battery charge level when necessary Battery Save Mode This option is used to select Full Power or Low Power or User Setting of the BATTERY SAVE OPTION Full Power ...

Page 105: ...ng Options The following set of options can be selected in the sub menu of User Setting which is one of the Battery Save Mode options CPU Sleep Mode Use this option to enable or disable the CPU sleep function Enabled enables sleep mode Disabled disables sleep mode Display Auto Off Use this option to disable or set the duration of the display automatic power off function This function causes the co...

Page 106: ... disables system automatic power off xx Min automatically turns off power to the system if it is not used for the duration set The duration xx can be set to 10 20 30 40 50 or 60 minutes LCD Brightness This option sets the LCD s brightness level Bright sets the LCD to bright Semi Bright sets the LCD to semi bright Battery Level When you use the computer for the first time or when you install a new ...

Page 107: ...eral Devices Port replicator Parallel printer External monitor PS 2 mouse PS 2 keyboard International keyboards Security lock Interfacing for serial devices PCMCIA Cards The T2150CD series computers are equipped with a PCMCIA Personal Computer Memory Card International Association card expansion slot that can accommodate two 5 mm Type II cards or one 10 5 mm Type III PCMCIA card Any PCMCIA compati...

Page 108: ...eps below NOTE Before you install the PCMCIA card make sure the computer is in boot mode 1 Turn off the computer and set it so that the left side faces you 2 Pull open the slot cover Figure 12 1 Opening the PCMCIA slot s cover 3 Insert the PCMCIA card as shown in Figure 12 2 When the card is almost fully seated you will feel some resistance Press gently to assure a firm connection but do not force...

Page 109: ...er After installing the card check the configuration in the T2150CD series computer s TSETUP program to make sure it is appropriate for your card Refer to the Card Manager User s Guide and to your card s documentation for setup information Removing the PCMCIA Card To remove the PCMCIA card follow the steps below NOTE Before you remove the PCMCIA card make sure the computer is in boot mode 1 Turn o...

Page 110: ...r turned on You can damage the computer and the module 2 Be careful not to drop foreign objects into the computer Metal objects can cause permanent damage to the computer s circuitry and could possibly result in electric shock 3 Remove all cables connected to the computer 4 Turn the computer upside down 5 Remove two screws securing the memory module socket cover 6 Slide a thin object under the not...

Page 111: ... the memory module make sure the computer is in boot mode then 1 Remove the battery and turn the computer off Refer to Chapter 7 Power and Power Up Modes CAUTION Do not try to remove a memory module with the computer turned on You can damage the computer and the memory module 2 Remove all cables connected to the computer 3 Turn the computer upside down 4 Remove two screws securing the memory modul...

Page 112: ...attery charger provides a convenient way to charge extra batteries outside the computer The time required for charging is about the same using the battery charger or using the AC power cord connected to the computer Port Replicator In addition to the ports available on the T2150CD series computer a port replicator provides an audio line out jack and PS 2 mouse and joystick ports The port replicato...

Page 113: ...nnector This is the computer interface It connects directly to the T2150CD series computer s port replicator port Connecting lever This lever assures proper connection between the port replicator and computer when the computer is aligned on the port replicator s plastic guide pins Guide pins These pins insert into holes on the bottom of each rear corner of the computer and guide the computer to a ...

Page 114: ... Use this Centronics compatible 25 pin parallel port to connect a parallel printer or other parallel device It replaces the computer s parallel port External monitor This 15 pin port lets you connect an external video monitor Note that the AutoResume feature is effective with an external monitor Serial port Use this 9 pin port to connect serial devices such as an external modem serial mouse or ser...

Page 115: ...ator s right side External diskette drive An external 3 1 2 diskette drive accommodates both 1 44MB double sided high density double track 2HD and 720KB double sided double density double track 2DD disks The computer s external diskette drive port can also be accessed but only one of the ports can be used Headphone jack A standard 3 5 mm mini line out jack enables connection of a stereo headphone ...

Page 116: ...r s underside fit onto the pins Figure 12 11 Positioning the computer on the port replicator 5 Press the port replicator s connecting lever down fully to its original position to complete the connection NOTE When you close the lever the cover to the computer s port replicator port automatically opens the port replicator s connector engages with the computer s port replicator port and metal latches...

Page 117: ...tor To disconnect the port replicator follow the steps below 1 Turn off the computer 2 Lift up the port replicator s connecting lever Figure 12 14 Lifting up the connecting lever 3 Lift off the computer 4 Pull out the computer s interface cover and close it Parallel Printer You can connect any standard Centronics compatible parallel printer to your computer All you need is an IBM PC parallel print...

Page 118: ...files for example c DOS 9 Type TSETUP and press Enter 10 Select Parallel Port and the OPTION subwindow will open to let you select the mode Set the mode to Output 11 Press End to accept the changes and reboot SYSTEM SETUP displays Save settings perform self test and reboot Y N 12 Press Y The computer restarts and automatically recognizes the printer External Monitor An external analog monitor can ...

Page 119: ...mouse s cable is not compatible see your dealer for an adapter cable NOTE How the computer treats the connection to a PS 2 mouse depends on the setting for Pointing Devices under the Others options in the Setup program If Simultaneous is selected you can operate both the AccuPoint and the PS 2 mouse If Auto Selected is chosen the AccuPoint is disabled when a PS 2 mouse is connected To connect a PS...

Page 120: ... external keyboard is connected the internal keyboard is disabled To disconnect the keyboard turn off the computer and pull out the keyboard connector International Keyboards Eight international keyboards are available for the T2150CD series computers The 82 key U S English keyboard must be replaced with an 84 key keyboard in order to fit the international key cap sets If you have the 84 key U K E...

Page 121: ...he location of the serial port Serial devices can also be connected to an optional port replicator See the Port replicator section in this chapter A serial port s I O address and interrupt request level are related to hardware configuration The microprocessor uses the computer s I O ports to specify a unique control register in BIOS level programs A control register is the same as a memory address...

Page 122: ...you may need to have a custom made cable The pin assignments for the computer serial port are Pin Signal I O Description 1 DCD I Data carrier detect 2 RD I Serial receive data 3 SD O Serial transmit data 4 DTR O Data terminal ready 5 GND Signal ground 0 V 6 DSR I Data set ready 7 RTS O Request to send 8 CTS I Clear to send 9 RI I Ring indicator Communication Settings There are other considerations...

Page 123: ...can however place the MODE command and your preferred parameters in your AUTOEXEC BAT batch file This way each time you power on your computer your preferred values will be set For more information on batch files refer to your MS DOS documentation NOTE Because the baud rate is not automatically set you cannot use a serial device without first setting this parameter Most software applications using...

Page 124: ...ing the MODE command is contained in the MS DOS documentation Connecting a Serial Mouse You can use any serial mouse with the computer A serial mouse requires only software and a physical connection to the computer To connect a mouse to the computer you need a cable with a 9 pin connector to attach to the computer s serial port If the mouse s cable is not compatible see your dealer for a cable ada...

Page 125: ...ou such as the troubleshooting tips in this chapter and the diagnostic test program TDIAGS try to discover the specific actions that caused the problem The questions and procedures offered in this chapter are meant as a guide they are not definitive problem solving techniques Many problems can be solved simply but a few may require help from your dealer If you find you need to consult your dealer ...

Page 126: ...rint a copy of the screen if you have a printer attached Look up the messages in the software and operating system documentation Check that all connecting cables are correctly and firmly attached Loose cables can cause erroneous or intermittent signals Do any icons light Which ones What color are they Do they stay on or blink Write down what you see Do you hear any beeps How many Are they long or ...

Page 127: ...ipherals Basic problems may occur in the following areas System start up Diskette Self test RAMDRIVE Power source Printer Password AccuPoint Hotkeys PS 2 mouse Keyboard Serial mouse LCD panel PCMCIA card Hard disk drive External monitor CD ROM drive Expanded memory Diskette drive System Start up When the computer does not start properly check the following items Self Test Power Sources Power on Pa...

Page 128: ...not hear a beep check TSETUP to see if the speaker has been disabled If it has not your computer s speaker may be faulty A faulty speaker does not affect normal computer operation and can be fixed by your local dealer Power Sources When the computer is not plugged into an AC power outlet the battery pack is the primary power source However your computer has a number of other power resources includ...

Page 129: ...minutes If the Battery Icon glows after 10 minutes let the battery continue charging the battery for at least another 10 minutes before turning on the computer If the icon still does not glow the battery may be at the end of its operating life Replace the battery If you do not think the battery is at the end of its operating life see your dealer Battery doesn t power the computer as long as expect...

Page 130: ... few hotkey combinations Problem Procedure Hotkeys do not work If you are using an external keyboard make sure the Ext Keyboard Fn key equivalent is set to the combination you are using If you are still unable to use the hotkeys consult your dealer Keyboard Keyboard problems can be caused by your setup configuration For more information refer to Chapter 6 The Keyboard and Chapter 11 Setup and Pass...

Page 131: ... setting TSETUP that has a lower number of colors No display Press hotkeys Fn F5 to change the display priority to make sure it is not set for an external monitor Make sure instant security was not activated Try entering your password if you have one registered Or turn the power off and back on to clear instant security NOTE Pressing the reset button will also clear instant security But if the com...

Page 132: ...Then reload the operating system and other files If problems persist contact your dealer CD ROM Drive For more information refer to Chapter 5 Disks and Disk Drives Problem Procedure You cannot access a CD in the drive Make sure the drive s drawer is securely closed Press gently until it clicks into place Open the drawer and make sure the CD is properly seated It should lie flat with the label faci...

Page 133: ...nnot access the external 3 1 2 diskette drive Try another disk If you can access this disk the original disk not the disk drive is probably causing the problem Run the diagnostic test program TDIAGS If problems persist contact your dealer Diskette Look for error messages on the computer screen If a diskette is not properly formatted or if it does not have enough available space for the data you wa...

Page 134: ...er 9 Memory and to your MS DOS documentation Problem Procedure RAMDRIVE doesn t function Make sure your CONFIG SYS file is in the root directory of drive C and that it contains this line device path ramdrive sys options where path lists the directory that contains RAMDRIVE SYS for example C DOS and options include the size of the RAMDRIVE and the memory conventional extended or expanded for the dr...

Page 135: ... to use Inspect the cable connecting the printer to the computer for damage Make sure it is securely connected A parallel printer connects to the parallel port and a serial printer to the RS 232 C serial port Make sure the ports are configured correctly Make sure your software is configured to recognize the printer Check your printer and software documentation Printer error Run the diagnostic test...

Page 136: ... your backup diskettes if you made them as advised earlier in the manual If problems persist contact your dealer PS 2 Mouse Problem Procedure On screen pointer does not respond to PS 2 mouse operation Check that the PS 2 mouse cable s 6 pin connector is firmly connected to the mouse port on the port replicator and that the replicator is firmly connected to the computer You may have connected the m...

Page 137: ...oblem Procedure PCMCIA card error occurs Reseat the PCMCIA card to make sure it is firmly connected Make sure the connection between the external device and the card is firm Check the card s documentation and the Card Manager User s Guide If problems persist contact your dealer External Monitor Refer also to Chapter 12 Optional Devices and to your monitor s documentation Problem Procedure Monitor ...

Page 138: ...ons Make sure you have sufficient memory to run your program For more information see Chapter 9 Memory Your CONFIG SYS file must be in your root directory and must include device c dos himem sys device c dos emm386 exe EMM386 EXE automatically tests expanded memory each time you start your computer Check for any error messages displayed during system start up Run the diagnostic test program The me...

Page 139: ... Choosing Test Options Before the test begins you are prompted to select whether to test the following components To select the test type Y at the prompt otherwise type N Component Prompt Diskette drive Test the FDD Y N This test writes test patterns to the diskette Use a formatted write enabled diskette Data on the diskette will be destroyed Hard disk drive Test the HDD Y N This test writes a sma...

Page 140: ...emory test displays the following message MEMORY TEST IN PROGRESS XXXXXX where xxxxxx is the current memory location being tested The memory test includes conventional and extended memory If either test aborts 1 Write down everything that appears on screen 2 Press Ctrl Pause Break or Ctrl C to return to the diagnostics menu 3 Consult your dealer Display Tests Character Attributes After the System ...

Page 141: ...screen s capabilities for each graphics mode During the test the resolution and mode number appear above an image representing the mode s capabilities The number inside the brackets is the mode number If the image appears normal press Enter to test the next mode If the image on your screen appears different from the one shown below contact your dealer The first two tests check the 320 x 200 graphi...

Page 142: ...re not damaged Try another disk and if there is still a problem consult your dealer NOTE If you change your mind and decide not to test a disk press Ctrl Break to return to the DIAGNOSTICS MENU Hard Disk Test If the diskette test passes and you selected to test the hard disk you see the following message HARD DISK IN PROGRESS 805000 If this test aborts write down any messages and consult your deal...

Page 143: ...played DIAGNOSTICS completed Press Enter key Press Enter to return to the Diagnostics menu Toshiba Support If you require any additional help using your new T2150CD series computer or if you are having problems operating the computer you may need to contact Toshiba for additional technical assistance Before You Call Some problems you experience may be related to software or the operating system it...

Page 144: ...oshiba Australia Pty Ltd Information Systems Division 84 92 Talavera Road North Ryde N S W 2113 Sydney Australia Canada Toshiba of Canada Limited 191 McNabb Street Markham Ontario L3R 8H2 Singapore Toshiba Information Systems Singapore Pte Ltd 152 Beach Road 17 01 04 Gateway East Singapore 0718 Singapore United States of America Toshiba America Information Systems Inc 9740 Irvine Boulevard Irvine ...

Page 145: ...ère B P 131 92804 Puteaux Cédex France Italy Olidata s p a Via Cavalcavia n 55 1 47023 Cesena FO Italy Netherlands Toshiba Information Systems Benelux B V Rivium Boulevard 41 2909 LK Capelle a d Ussel Netherlands Spain Toshiba Information Parque Empresarial San Ferando Edificio Europa la Planta Escalera A 28831 Madrid Spain United Kingdom Toshiba Information Systems U K LTD Toshiba Court Weybridge...

Page 146: ...Addlestone Road Weybridge Surrey KT15 2UL United Kingdom The Rest of Europe Toshiba Europa I E GmbH Geschäftsbereich Deutschland Hammfelddamm 8 41460 Neuss Federal Republic of Germany ...

Page 147: ...e 299 x 53 x 226 millimeters 11 8 x 2 1 x 8 9 inches Environmental Requirements Conditions Ambient Temperature Relative Humidity Operating 5ºC 41ºF to 35ºC 95ºF 20 to 80 Non operating 10ºC 23ºF to 65ºC 149ºF 10 to 90 Thermal gradient 20ºC per hour maximum Wet bulb temperature 26ºC maximum Conditions Altitude from sea level Operating 0 to 3 000 meters 0 to 10 000 feet Non operating 0 to 10 000 mete...

Page 148: ...14 millisecond average access time External diskette drive 3 1 2 1 44 megabyte or 720 kilobyte CD ROM drive double speed 540 MB compact disk read only memory The drive supports the following formats Audio CD Photo CD ISO 9660 Display Built in T2150CDS color LCD supertwist nematic STN color display 640 horizontal x 480 vertical pixels for 640 x 480 VGA compatibility contrast control T2150CDT color ...

Page 149: ...nection of a stereo headphone Line in lets you play stereo sound from an external device Security lock slot connects a security lock to anchor the computer to a desk or other large object AccuPoint Built in a pointing device the AccuPoint in the center of the keyboard and control buttons at the base of the keyboard enable control of the on screen pointer PCMCIA Card Slots Built in two slots for Pe...

Page 150: ...Software Standard MS DOS 6 22 operating system Windows for Workgroups 3 11 and Toshiba Utilities preloaded on hard disk ...

Page 151: ...ters that are printed however depend on the software you are using For most software the printed output for decimal codes 32 to 128 will match your screen display DEC CODE HEX CODE IBM CHAR SORT SEQ CTRL CHAR 000 00 0 NUL 001 01 1 SOH 002 02 2 STX 003 03 3 ETX 004 04 4 EOT 005 05 5 ENQ 006 06 6 ACK 007 07 7 BEL 008 08 8 BS 009 09 9 HT 010 0A 10 LF 011 0B 11 VT 012 0C 12 FF 013 0D 13 CR 014 0E 14 S...

Page 152: ...6 1A 26 SUB 027 1B 27 ESC 028 1C 28 FS 029 1D 29 GS 030 1E 30 RS 031 1F 31 US 032 20 32 033 21 33 034 22 34 035 23 35 036 24 36 037 25 37 038 26 38 039 27 39 040 28 40 041 29 41 042 2A 42 043 2B 43 044 2C 44 045 2D 45 046 2E 46 047 2F 47 048 30 0 48 049 31 1 49 050 32 2 50 ...

Page 153: ... 9 57 058 3A 58 059 3B 59 060 3C 60 061 3D 61 062 3E 62 063 3F 63 064 40 64 065 41 A 65 066 42 B 66 067 43 C 67 068 44 D 68 069 45 E 69 070 46 F 70 071 47 G 71 072 48 H 72 073 49 I 73 074 4A J 74 075 4B K 75 076 4C L 76 077 4D M 77 078 4E N 78 079 4F O 79 080 50 P 80 081 51 Q 81 ...

Page 154: ...9 59 Y 89 090 5A Z 90 091 5B 91 092 5C 92 093 5D 93 094 5E 94 095 5F _ 95 096 60 96 097 61 a 97 098 62 b 98 099 63 c 99 100 64 d 100 101 65 e 101 102 66 f 102 103 67 g 103 104 68 h 104 105 69 i 105 106 6A j 106 107 6B k 107 108 6C l 108 109 6D m 109 110 6E n 110 111 6F o 111 112 70 p 112 ...

Page 155: ... 77 w 119 120 78 x 120 121 79 y 121 122 7A z 122 123 7B 123 124 7C 124 125 7D 125 126 7E 126 127 7F 127 128 80 Ç 67 129 81 ü 85 130 82 é 69 131 83 â 65 132 84 ä 65 133 85 à 65 134 86 å 65 135 87 ç 67 136 88 ê 69 137 89 ë 69 138 8A è 69 139 8B ï 73 140 8C î 73 141 8D ì 73 142 8E Ä 65 ...

Page 156: ...95 ò 79 150 96 û 85 151 97 ù 85 152 98 ÿ 89 153 99 Ö 79 154 9A Ü 85 155 9B 36 156 9C 36 157 9D 36 158 9E 36 159 9F ƒ 36 160 A0 á 65 161 A1 í 73 162 A2 ó 79 163 A3 ú 85 164 A4 ñ 78 165 A5 Ñ 78 166 A6 166 167 A7 167 168 A8 63 169 A9 169 170 AA 170 171 AB 171 172 AC 172 173 AD 33 ...

Page 157: ...34 175 AF 34 176 B0 177 B1 178 B2 179 B3 180 B4 181 B5 182 B6 183 B7 184 B8 185 B9 186 BA 187 BB 188 BC 189 BD 190 BE 191 BF 192 C0 193 C1 194 C2 195 C3 196 C4 197 C5 198 C6 199 C7 200 C8 201 C9 202 CA 203 CB ...

Page 158: ...204 CC 205 CD 206 CE 207 CF 208 D0 209 D1 210 D2 211 D3 212 D4 213 D5 214 D6 215 D7 216 D8 217 D9 218 DA 219 DB 220 DC 221 DD 222 DE 223 DF 224 E0 225 E1 83 226 E2 227 E3 228 E4 229 E5 230 E6 231 E7 ...

Page 159: ...232 E8 233 E9 234 EA 235 EB 236 EC 237 ED 238 EE 239 EF 240 F0 241 F1 242 F2 243 F3 244 F4 245 F5 246 F6 247 F7 248 F8 249 F9 250 FA 251 FB 252 FC 253 FD 254 FE 255 FF ...

Page 160: ...Appendix C Keyboard Layouts Figure C 1 United Kingdom UK Figure C 2 United States US ...

Page 161: ...Figure C 3 Italian IT Figure C 4 Spanish SP Figure C 5 Swiss German SL Figure C 6 Scandinavian SC ...

Page 162: ...Figure C 7 German GR Figure C 8 French FR ...

Page 163: ...ng specifications Length Minimum 2 meters 6 5 ft Maximum 3 meters 9 75 ft Wire size Minimum 0 75 mm2 Current rating Minimum 2 5 ampres Voltage rating 125 or 250 VAC depending on country s power standards Certification agencies U S and Canada UL listed and CSA certified No 18 AWG Type SVT or SPT 2 two conductor Europe Australia AS Austria OVE Belgium CEBEC Denmark DEMKO Finland SETI France UTE Germ...

Page 164: ... and Canada plug configuration must be a 2 15P 250 V or 1 15P 125 V as designated in the U S National Electrical code handbook and the Canadian Electrical Code Part II The following illustrations show the plug shapes for the U S A and Canada the United Kingdom Australia and Europe USA and Canada United Kingdom Australia Europe ...

Page 165: ...sic input output system CCITT Consultive Committee International Telegraph and Telephone CGA color graphics adapter CMOS complementary metal oxide semiconductor CPU central processing unit CRT cathode ray tube DC direct current DOS disk operating system ECP enhanced capability port EGA enhanced graphics adapter EIA Electronic Industries Association FDD floppy disk drive HDD hard disk drive HMA hig...

Page 166: ... module SIO serial input output STN supertwist nematic display SVGA super video graphics adapter TFT thin film transistor UMA upper memory area UMB upper memory block UART universal asynchronous receiver transmitter VDISK virtual disk VGA video graphics array A Adapter A device that provides an interface between two dissimilar electronic devices For example the AC adapter modifies the power from w...

Page 167: ...ndard Code for Information Interchange ASCII code is a set of 256 binary codes that represent the most commonly used letters numbers and symbols async Short for asynchronous asynchronous Lacking regular time relationship As applied to computer communications asynchronous refers to the method of transmitting data that does not require a steady stream of bits to be transmitted at regular time interv...

Page 168: ...nto the computerÕs memory bps Bits per second Typically used to describe the data transmission speed of a modem buffer The portion of the computerÕs memory where data is temporarily stored Buffers often compensate for differences in the rate of flow from one device to another byte The representation of a single character A sequence of eight bits treated as a single unit also the smallest addressab...

Page 169: ...rt Starting a computer that is currently off turning on the power COM1 and COM2 The names assigned to the serial and communication ports command state A functional state of a modem that is off line waiting for commands commands Instructions you enter at the terminal keyboard that direct the actions of the computer or its peripheral devices communications The means by which a computer transmits and...

Page 170: ...at indicates the current position on the display screen D data Information that is factual measurable or statistical that a computer can process store or retrieve data bits A data communications parameter controlling the number of bits binary digits used to make up a byte If data bits 7 the computer can generate 128 unique characters If data bits 8 the computer can generate 256 unique characters D...

Page 171: ...unctions DOS Disk operating system See operating system driver A software program generally part of the operating system that controls a specific piece of hardware frequently a peripheral device such as a printer or mouse DSR Data Set Ready An RS 232 C signal that indicates to the computer that the printer or modem is ready to receive information DTE Data Terminal Equipment The RS 232 C signals DT...

Page 172: ...e 640 kilobytes of conventional memory managed by MS DOS that is mapped to a 64 kilobyte window between 640 kilobytes and 1 megabyte on the memory map This memory is managed in accordance with the Expanded Memory Specification standard jointly developed by Lotus Intel and Microsoft called LIM EMS extended memory Memory in addition to the 640 kilobytes of conventional memory managed by MS DOS that ...

Page 173: ...mponents of a computer system typically the computer itself external disk drives etc See also software and firmware hexadecimal The base 16 numbering system composed of the digits 0 through 9 and the letters A B C D E and F high memory area HMA The first 64KB of extended memory host computer The computer that controls regulates and transmits information to a device or another computer hot key The ...

Page 174: ...switches that are activated by manually pressing marked keys Each keystroke activates a switch that transmits a specific code to the computer For each key the transmitted code is in turn representative of the ASCII character marked on the key kilobyte KB A unit of data storage equal to 1024 bytes See also byte and megabite L Light Emitting Diode LED A semiconductor device that emits light when a c...

Page 175: ... rows and columns of pixels to display alphanumeric characters or graphic images See CRT motherboard A name sometimes used to refer to the main printed circuit board in processing equipment It usually contains integrated circuits that perform the processorÕs basic functions and provides connectors for adding other boards that perform special functions Sometimes called a main board N non system dis...

Page 176: ...symmetrical relationship between two parameter values integers both of which are either on or off odd or even 0 or 1 2 In serial communications an error detection bit that is added to a group of data bits making the sum of the bits even or odd Parity can be set to none odd or even password A unique string of characters used to identify a specific user pel The smallest area of the display that can ...

Page 177: ...t generates radio frequency signals The FCC regulates the amount of signals a computing device can allow past its shielding A Class A device is sufficient for office use Class B provides a more stringent classification for home equipment use Toshiba portable computers comply with Class B computing device regulations real mode A microprocessor mode that supports up to 1MB of memory and can only run...

Page 178: ...rd change some configuration options stop program execution and access the numeric keypad overlay software The set of programs procedures and related documentation associated with a computer system Specifically refers to computer programs that direct and control the computer systemÕs activities See also hardware stop bit One or more bits of a byte that follow the transmitted character or group cod...

Page 179: ...he computer can use for device drivers and other memory resident program upper memory block UMB Continuous regions of the upper memory area into which the computer may load programs and device drivers V VDISK Virtual disk Part of the computerÕs random access memory assigned to simulate a disk VDISK is a feature of MS DOS operating system VGA Video graphics array is an industry standard video adapt...

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