Sharp PC-A250 Specifications Page 1

Notice for Users in the USAFCC StatementWARNING - FCC Regulations state that any unauthorized changes ormodifications to this equipment not expressly

Safety PrecautionsGenerallFollow all cautions and instructions which may be marked on the computer.lExcept as described elsewhere in this manual, refe

Never subject your computer to sudden shocks or extreme vibration.Do not drop the computer nor hit it with other equipment.Do not scratch the surface

alRecharge the battery pack after storage, before use.Modem PrecautionsNever install telephone wiring during a lightning storm.Never install telephone

About This ManualNoticeInformation in this manual is subject to change without notice and does not represent acommitment on the part of SHARP Corporat

Recording Important InformationFor future reference, please record the following information in the spaces providedbelow.Model Number:Serial Number:Da

Manual ConventionsThis manual uses a set of style conventions described below.Notes and Cautions are italicized with icons:A note icon informs you of

Table of ContentsNoticefor Usersinthe USA.. ...iNotice for Users in Cana

USB Device...4-9Printer...

Overview of ComputerEach number after an arrow indicates the page referring to the part. Actualappearance of your computer may be slightly different d

RightVolume Control\External Floppy Disk Drive Port-+2-7IR Port+5-lMicrophone JackAudio Output Jack+4-9L_LlSB Port-+4-gModem Jack(may not be available

About the ModemThis equipment complies with Part 68 of FCC rules. On the bottom of thisequipment is a label that contains, among other information, th

i:Rear[ek/Keyboard/mouse PortParallel Port+4-644-10RS-232C Serial Port+4-l 0LAN Jack-15-5BottomReset Switch-12-3\Monaural SpeakerXX

Quick SetupCHAPTER 1Your computer is designed and pre-configured for easy setup and use. This chapterdescribes the steps to get your computer up and r

Plug the AC power cord into a wall outlet.5_ .Slide the display lock latch until the screen covet releases. and raise the covet.6.Tilt the cover to a

Setting up Windows 98The first steps in ttie setup process are as follows:l Gathering informationl Configuring your computer0 Restarting your computer

Shutting Down the SystemTo turn off the computer:1.From the Start menu, select Shut Down.2.Select Shur Down and click OK. The computer turns off autom

CHAPTER 2Basic OperationsThis chapter describes the basic operations of your computer.Choosing Power SourceYou can use the computer with one of the fo

For more information on Suspend to RAM and Suspend to Disk. .seeChapter 3.Using the AC AdapterWhen connected to a wall outlet, the AC adapter provides

Resetting the SystemYou may need to reset the system after adding hardware or software so that yourcomputer will recognize the newly installed devices

i:ViUsing The Glide PadYour computer is equipped with an integrated pointing device called a glide pad.Using the glide pad, you can move the pointer,

to exert a lot of pressure on the pad. The glide pad will respond to a light touchfrom your fingertip.Click, Double-click, and Right-clickTo click or

The Telephone Consumer Protection Act of 1991 makes it unlawful for any personto use a computer or other electronic device, including fax machines, to

Using The KeyboardYour computer. equipped with the Windows Enhanced Keyboard, provides all thefunctionality of a full-sized desktop keyboard.Windows L

Using External Floppy Disk Drive UnitYou can use double-density (2DD) 720KB or high-density (2HD) I .44MB floppydisks with the external floppy disk dr

Removing External Floppy Disk Drive Unit1.Remove the floppy disk from the floppy disk drive.2.Turn off the computer.3.Disconnect the floppy disk drive

0Il Always insert a poppy disk straight into the floppy disk drive..l When insetting the disk, make sure it is not upside dawn.l Do not use excessive

CHAPTER 3<Battery and Power ManagementThis chapter explains how to manage the computer’s power effectively and use thestandard battery or an option

You can check the battery level in the Power Management properties dialog box inthe Control Panel or double-clicking the battery or AC plug icon on t

or connect the computer to a wall outlet immediately. If you set Critical BattenSuspend to Enabled in the Power menu of the Setup Utility, the compute

Optional External Battery PackYou can use an optional external battery pack to power your computer for longerperiods of time.Use only the appropriate

Removing External Battery Pack0IBefore removing the external battery pack. turn off the computer orconjimz that the standard batter?, pack has power r

Charging External Battery PackYou can charge the external battery pack by connecting AC power to the computerwith the external battery connected.To ch

Notice for Users in CanadaAbout ModemThe Industry Canada label identifies certified equipment.This certification means that the equipment meet certain

iPower ManagementPower management saves electricity and extends battery life by controlling powersupply to built-in devices. You can set the power man

Setting in the Setup UtilityIn the Power menu, set Power Management Function to Enabled and set VitleoPower Down after to an appropriate value.Suspend

You can select the suspend mode that the system will enter in COIV~ Close in the~orver menu of the Setup Utility.0 The screen cover is closed.The foll

resume from the suspend-to-disk mode. To resume it from the .suspentl-to-disk mode, connect the computer to AC poM?r,l If a PC card does not work prop

CHAPTER 4PeripheralsThis chapter describes how to use peripheral devices with your computer. You canconnect a printer, external monitor, external keyb

Peripheral Connection OverviewUSE? Device\Audio Equipment*: P\f$g-k&3/Microphone.ii_ilD .- _. oCRT MonitorGE-IUSB Device--Ll&J 7i_iIRS_232C De

PC CardYour computer is equipped with a PC card (PCMCIA) slot, which canaccommodate one Type II card. Before inserting a PC card into your computer. s

0!Raise the PC card eject button only when you need to push it. The ejectbutton ma? get k&cked off the computer if it is not pushed down. In thisc

Connecting Optional External CD-ROM DriveYou can connect the optional external CD-ROM drive using the PC card slot.Option4-5

Keyboard I MouseYou can use a full size desktop keybonrd or external mouse with your computer.A keyboard/mouse port and a RS-232C serial port are avai

CAUTION:DISCONNECT TELEPHONE LINES BEFORE ACCESSING THE MODEMCARD.ATTENTION:DEBRANCHER LES LIGNES TELEPHONIQUES AVANT D’ENLEVER CECOUVRICLEProduct Inf

DisplayYou can use an external monitor with your computer. To display images on bothdisplays simultaneously, use more than 800x600 resolution.l Some m

Changing Resolution and Number of Colors.*IWhen shipped, your computer is set to the default resolution and color. The defaultresolution is 800 x 600

Audio SystemYou can output sound to speakers or headphones using an ordinary audio cable.Connecting audio equipment1.Turn off the computer.2.Use the f

PrinterYou can connect a printer to a parallel port of the external floppy disk drive unit.mBefore using u printer, read the printer manual.Setting th

CHAPTER 5Communication FunctionsThis chapter explains how to use infrared communications and the built-in modem.Infrared CommunicationUsing the IR (in

During infrared cotrvnlrnic.trtiort:..l..Do not move the computer and the other IR device.Do not enter a suspend mode.Do not use a cellular phone or a

You can use the built-in modem for data transfer. fax communication and voicecommunication.The built-in modem on your computer is designed only for re

Disabling Power ManagementTo use communication software, you may have to disable power management. SeeDisabling Power Management in Chapter 3.Setting

LAN unitYour computer is equipped with a 100 Base-TX/IO Base-T LAN interface.1.Turn off the computer.2.Attach the provided core to one end of your LAN

Password 011 bootPower Management SecurityDiskette accessFixed disk boot sectorWhen the system starts or resumes from the suspend-to-disk modeIf you h

Notice for Users in AustraliaService InquiriesPlease contact your dealer for service if required or contact Sharp Corporation ofAustralia on 1-800-80’

2.Type your current password, and press Enter.3.Without typing any characters, press Enter.4.Press Enter again.5.When the confirmation message appears

Preventing Infection of Computer VirusesYou can protect against some viruses by limiting writing to the hard disk. To limitwriting to the hard disk, s

CHAPTER 7Setup UtilityThis chapter describes how to run the Setup Utility to change settings on yourcomputer.Running the Setup UtilityWith the Setup U

5.6.Select one of the exit methods. and press Enter.When the message Setlcp Conjirmation appears, press Enter again. The systemrestarts.To turn off th

Main menuSystem Time Defines the system time, using the format horlcntinufe:se~o~~~ (24hour format). The Tab key moves the cursor, and the space bar a

Advanced menuSerial Port Sets the RS-232C serial port, selecting the base i/O address. Entrbledmeans that you can select the item yourself. Auto mean

Security menul See the previous chapter about settirzg passwords.l In some password settings, you cannot select some items.Set Supervisor Password Def

Power m&uIaSee Chapter 3 about power management and the hattev.Power Switch Function Defines the function of the power switch. If you selectOn/Off

mThe built-in modem may not be available in .some countries.Battery Level Shows the amount of battery power remaining. Battev I refers tothe standard

AppendixesThe appendixes contain additional information on the use and care of yourcomputer.Maintenance and CareThis appendix provides you with inform

Notice for Users in the UKIIMPORTANTThe wires in this mains lead are coloured in accordance with the following code:BLUE:NeutralBROWN: LiveAs the colo

Traveling with the ComputerThis computer is designed for portability. For safety and convenience whentraveling, please follow these guidelines.Before

SpecificationsParts1 Specificationsenvironmentj Humidity20% IO 80% (non-condensation)IOptionsExternal Battery PackExternal CD-ROM DriveMemory Module (

TroubleshootingThis chapter describes how to troubleshoot computer problems.Common ProblemsProblems with your computer can be caused by something as m

Trouble when StartingQuestion: Why doesn’t the power switch function?lMake sure the AC power cable is correctly connected to a live wall outlet.lIf th

Trouble with DisplaySee also the Display section in Chapter 4.Question: Why is the screen blank?Press any key to see if any power management feature h

Trouble with Hard DiskQuestion: Why can’t I read or write data to/from the hard disk?Confirm the drive and file names are correct.Confirm the hard dis

lIf you still cannot turn off the system with the power switch. slide the resetswitch on the bottom of your computer to turn off the systemtrefer to

Confirm the external floppy disk drive unit is connected correctly.Confirm the application program is compliant with the RS-232C standardinterface.Con

lTurn off the power management both in the Windows and the Setup Utility.Question: Why can’t I access the network?lConfirm the item LAN is set to Enab

Indexhandling, 2-8Ainserting and removing, 2-gAC adapter, 2-2audio, 4-9Bbacking up data, 2-9battery packchanging, 3-4charging, 3-3:3-7checking the bat

Notice for Users in EuroDeThis equipment complies with the requirements of Directives 89/336/EECand 73/23/EEC as amended by 93/68/EEC.vDieses GerYt en

inserting. 4-3power indicators. 7-Ipower managementdisabling, 3-l Istopping power supply to the display. 3-8stopping power supply to the hard disk.3-8

CAUTION:TOPREVENTELECTRICALSHOCK,DISCONNECTTHEACCORDANDTHEBA'ITERYBEFORESERVICING.CAUTION:FORACOMPLETEELECTRICALDISCONNECTION,PULLOUTTHEMAlNPLUGA