Erasing a RAM disk

5.Choose Restart from the Special menu.

A RAM disk icon appears on the desktop when the computer restarts.

6.Drag the items you want to the RAM disk icon.

There are two ways to erase the contents of a RAM disk. They do not remove the RAM disk itself or make more memory available for opening programs.

mSelect the RAM disk icon and choose Erase Disk from the Special menu.

mDrag everything on the RAM disk to the Trash and choose Empty Trash from the Special menu.

Resizing or removing a RAM disk

1.Copy any programs or documents that you want to save onto the internal hard disk or a floppy disk.

If you want to resize a RAM disk, you need to remove its contents and then restore them.

2.Drag everything in the RAM disk to the Trash.

3.Choose Empty Trash from the Special menu.

4.Choose Control Panels from the Apple (K) menu.

5.Open the Memory control panel.

6.Drag the slider to choose the percentage of available memory you want to use for your RAM disk.

Drag the slider to 0% if you want to remove the RAM disk.

7.Choose Restart from the Special menu.

If you resized your RAM disk, a new RAM disk icon appears on the desktop when the computer restarts. If you removed your RAM disk, no icon appears.

8.If you resized the RAM disk, copy any items you want back to it.

84 Chapter 5: Setting Up Your Programs

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Apple Duo 270C manual Erasing a RAM disk, Resizing or removing a RAM disk, Choose Restart from the Special menu

Contents

PowerBook User’s Guide Apple Computer, Inc Contents Choose a command Open an icon Before you install ContentsPart Working with several programs at a time Power Management Using Disks Organizing Your Files Adapting Your Computer Printing 184 185187 188 222 Power conservation 218223 Virtual memory 228 Quick Reference Appendix C Map Radio and television interference XiiiPage How to Use This Book Welcome to PowerBook DuoPage Setting Up Your PowerBook Duo Plug in the power adapter Setting up the computerSetting Up Your PowerBook Duo Open the display Slide the latch to the right and lift up the display Power On key Turn on the computer Nothing happened when you pressed the Power On key Power button What to do next You see a blinking question mark icon on the screen Adjust the screen brightness and contrast controls Press the Power On key above the keyboardLearning the basics Before you begin Starting the tour Continues Now your screen should look like the following illustration Page Turning the PowerBook on and off To turn the PowerBook offConserve power when you won’t be using it for several hours Off To put the PowerBook to sleep When the PowerBook is in sleep, it draws enough powerSleep Automatic sleep To turn the PowerBook Duo on When the PowerBook is on, you can do your workIf the computer is off, press the Power On key On/off summary When you turn on your computer Restarting a computer that’s already on Restarting a computer that can’t be turned on normally If you have a floppy disk drive, restart from a floppy disk ± Warning Do not use the computer in or near water Do not drop or jar the computer Do not use the computer in wet or dusty environments Do not touch the screen with any sharp or pointed objects Health-related information about computer use Musculoskeletal discomfort Arranging your work area and equipment Eye fatigueChair Change hand positions often to avoid fatigue Keyboard and trackballThis Mouse Contrast Brightness Setting Up Your PowerBook DuoBuilt-in display External monitor Avoiding fatiguePage Working on the Desktop Use the trackball Point Click Press Drag Choose a command Telling the PowerBook to do something involves two steps Click the startup hard disk icon to select it Open an iconDots, indicating that it has been opened Look at the contents of a window Continues Active window Make a window larger or smallerSize box Working on the Desktop Click the zoom box again Click the zoom box near the right end of the title barZoom box Move the hidden contents of a window into view Horizontal scroll bar Scroll arrow Close a window Click the close boxScroll box Close box Point to the title bar of the active Macintosh HD window Move a windowTitle bar What’s on the desktop? Icons represent containers Working on the Desktop Windows let you see what’s inside containers Menus offer you choicesWindows let you see what’s inside all these containers Memo Arrow keys Modifier keysModifier keys Page Why it’s important to save your work, and how to save it How to switch between programsMake sure that your computer is on Open a program Open the TeachText iconTeachText menus Creating and Changing a Document Create a document Save your workYou will be changing this text later in this chapter Choose Save from the File menu Type Opening Lines Switch programsClick Save Here is another way to make a program active Close a document Close the Opening Lines window Next step describes a different way to open an icon Open a documentBecause most Macintosh programs work in similar ways Change a document Now you’re ready to change the text Click the trackball button once With people selected, type the words human beings Now you’ll rearrange some text Save your work so far Save regularly, and save often Make more changes Taking a shortcut With each other selected, type one another Quit a program With togetherness selected, type brotherhood Make a copy of a document Click the Opening Lines icon to select itTo use memory Quitting a program Prompts you to save your work Change the name of an icon Choose Duplicate from the File menu Press the Return key Use the TrashPressing Return saves the new name Open the Trash icon Choose Empty Trash from the Special menuClick OK Close the Trash window by clicking its close box Learning More Open the Battery desk accessory Open the PowerBook control panelTo open the PowerBook control panel Learning More About Your PowerBook Open the PowerBook icon Use Balloon HelpTurn on Balloon Help Many Macintosh programs also have Balloon Help Click your hard disk icon to select it Turn off Balloon HelpPoint to the File menu Double-sided 800K disk Using floppy disksSecond hole Floppy disks and hard disks Start learning how to use your application programs Use Part III of this bookInserting a floppy disk At this point, you couldPage Setting Up Your Programs Before you install Installing system softwareBefore you install, reinstall, or update system software Installer program opens automatically Restart your PowerBook Easy Install dialog box appears Easy Install dialog box appears Installing customized system softwareClick the Customize button Click Install Starting up with a floppy disk Installing programs without a floppy disk drive Installing your programsThere are other ways to copy programs onto your hard disk Checking for computer viruses Switching programs Finding out what programs are openHiding and showing windows on the desktop Open programs Close the Info window Preferred size must always be larger than Minimum size Using the Scrapbook Storing items in the ScrapbookCopying items from the Scrapbook Deleting items from the Scrapbook Using a RAM disk Remember a few precautions if you use a RAM diskCreating a RAM disk Click the On button below the words RAM disk Erasing a RAM disk Resizing or removing a RAM diskChoose Restart from the Special menu Drag the items you want to the RAM disk icon Making a RAM disk the startup disk Install a minimal System Folder on the RAM diskCreate a RAM disk Page Power Management Power sources Monitoring the battery charge level Using the Battery desk accessoryPower Management Lightning bolt icon Responding to low-power messages What you should doWhat you should know Lever Recharging the battery Plug in the power adapter as shownRecharging in the computer There are two ways to recharge Recharging in a recharger To recharge a battery, follow these steps Battery + hours Batteries 41⁄2 hoursLights on the recharger indicate the following Table shows approximate recharging times for fully Recharging in both the computer and a recharger Removing or replacing the battery Door is physically attached to the batteryReplacement batteries come with a door attached Save your work, and then choose Sleep from the Special menu Maximizing battery life and work time Close the battery door by pushing it back into place Replacing the backup batteries Disposing of dead batteries Reconditioning the battery To recondition a battery, follow these steps Click Quit to exit the Battery Reconditioning application Ways to conserve battery power Maximizing work time Adjusting the battery conservation settings Drag the slider to the setting you wantClose the PowerBook control panel Easiest approach More about automatic sleep and screen dimming Using the Custom optionsSystem Hard disk Processor cycling Battery Conservation settingsTo set the time sliders Processor speed To slow the processor speed, follow these steps Power Conservation To turn power conservation back to automatic, click AutoClick the Custom button Drag the slider of the times you want to change Initializing a hard disk Preparing a new disk for use105 Click Initialize Click Init to initialize the hard disk Using DisksHard disk’s Scsi ID number Hard disk’s name Initializing a floppy disk Click EraseThird message asks you to name the disk Type a name for the disk Designating a startup disk Erasing a floppy diskClick the icon of the disk you want to erase Protecting the information on a disk Scanning order for startup disksLocking a floppy disk Internal hard disk Locking a file If you can’t save files on a floppy disk Backing up your files Ejecting a disk If you can’t eject a floppy diskAll three methods also work with CD-ROM discs Disk is ejected and its icon disappears from the desktop Testing and repairing disks Hard disk precautionsCaring for disks If a hard disk icon doesn’t appear Using Disk First Aid Click Open Open the Apple HD SC Setup icon Testing a hard diskFor assistance if necessary Straightening up your files Using folders to organize your files Creating and naming foldersChoose New Folder from the File menu Type a name for the folder and press Return Filing documents when you save them Making items easier to find Creating an aliasUses for aliases Choose Make Alias from the File menu Installing an item in the Apple menu Moving an item to the desktopLocating the original of an alias Click the Find Original button Finding an item Finding an item by nameChoose Find from the File menu Click the Find button Finding an item using other criteria Search Type text or setDate here One at a time Pop-up menu Location for the search List viewOutline Folders Organizing Your Files Finding items that meet two criteria Ways to use the Find commandItems found are shown highlighted in an outline view Creating a template or stationery Using the Info window Get Info command displays information about a selected itemGetting information about your files File’s Info window View menu Assigning a label to a file Using the View menuType of list displayed is underlined On floppy disks Tips on transferring filesOn another hard disk Page Setting the beep sound 131 Installing a sound Drag the slider up or down to set the volumeClick the beep sound that you want your computer to use Close the Sound control panel Recording sounds Removing a soundClick the icon of the sound input device you want to use Click the Add button Get ready to record, then click the Record button Displaying colors or grays Click the Grays or the Colors button Changing the highlight color or gray Changing the color of window borders Changing the background pattern Assigning a color to an icon To save the new pattern, double-click the sample patternClose the control panel Sample pattern Color bar for selecting colors or grays Click the color you want to change. a dialog box appears To change a color, click it Using more than one monitor You make these adjustments in the Monitors control panelWheel Gray you want Using a second monitor for presentations Drag the icons to approximate the positions of your monitors Magnifying the screen image CloseView control panel Inverts Adapting Your Computer to Your Own Use 145 Installing an item in the Apple menu Installing files in the System FolderSpecifying which items you want opened at startup To have a program or a document open automatically when Removing files from the System Folder Setting the time and date Labels Colors Setting a time for the Alarm Clock to go off Choose Alarm Clock from the Apple K menu Turning the alarm off Click the close box to close the Alarm ClockIcon showing ringing alarm Changing time and date formats Dialog box that appears, make the changes you want Changing the date formatClick OK to close the control panel Changing the time format Make the changes you want Type the currency symbol here Make the changes that you want Close the control panel Adjusting the way the trackball or mouse works Click the double-clicking speed you want Adjusting the way the keyboard works Close the Keyboard control panel Adjusting the keyboard for very slow typing Making keyboard shortcuts easier to typeModifier Sticky Keys Key has been Adjusting the blinking of a menu item Click the button for the blinking rate you want Changing the way the contents of windows appear Changing an icon Select the picture you want to use for the icon Turning off the Empty Trash warning You can turn off this warning in the Trash’s Info box Managing memory Checking memory useMaking the most of your memory Remember the following tips on memory management Adjusting the disk cache Using hard disk space as memory Turning on 32-bit addressing Choosing a printer Before you print165 If your printer is connected directly to your computer If your printer is connected over a networkClose the Chooser window Printing Choose Chooser from the Apple K menu Click the icon of the printer you want to useClose the Chooser Your computer is connected to a Selecting Page Setup options Original’s size To the printed image Updating printer software on networked computers Make sure that the hard disk indicated is the correct one Printing your work Choose Print from the File menuPrinter software available Paper-feed Printing the contents of a window or the desktop Check the cable connections to the printer Solutions to common printing problemsMake sure that the printer is turned on and warmed up Controlling background printing PrintMonitor window Working with fonts Outline fonts and bitmap fonts Installing fonts Transferring fonts to a LaserWriter printer Removing fontsLocate and open the LaserWriter Font Utility icon Fonts you added are listed in the Font Utility dialog box Choose Download Fonts from the File menuTo the printer Finding out about available fonts Other ways to use the LaserWriter Font UtilityInitializing a hard disk attached to a printer Click Initialize Restarting a LaserWriter printer Turning the printer’s start page on or off Transferring a PostScript file to a LaserWriter Type a name for the log, and then click Save What networking offers 181 Setting up your computer on a network Using Your Computer on a Network Connecting to a network Turning on AppleTalkPrinter port Icon AppleTalk must be active before you can use a network Close the Sharing Setup control panel Naming your computer and its owner Connecting to a shared disk AppleShare icon Click OK Click Guest or Registered User Click the name of the computer you want to useCapitalization does not need to match Click the name of a shared disk to select it Disconnecting from a shared diskIcon of the shared disk appears on your desktop Connecting automatically when you start up Connecting quickly to a shared diskConnect to a shared disk Click OK Close the Chooser Reconnecting a PowerBook to shared disksClose the AutoRemounter control panel Changing your password Creating a new folder on another computer Giving folder ownership to someone else Bullet appears for each letter you typeClick OK Click OK in the dialog box that appears User or group that you named assumes ownership immediately Sharing your own files How file sharing worksTurning file sharing on Section labeled File Sharing, click the Start button Open the Guest icon Turning on guest accessClose the window and click Save in the box that appears Selecting a folder or disk to share Close the window and click Save in the dialog box Taking back a shared folder or disk Naming a registered userAny shared folder or disk can be made private again Setting a registered user’s password Type a password in the User Password box, then press TabType the name of a person you want to register To register more users, repeat steps 2 Naming a group of users Seeing who’s in a groupYou don’t need to include the Guest icon in any group To see the names of all group members, open the group icon Selecting a user or group to share a folder or disk Remove the X marks in this row To deny access to guests, open the Guest icon Removing a user from a group Removing a user or group from your list of registered usersGiving away ownership of a folder or disk on your computer You cannot throw away the Guest icon or the owner icon Click OK to confirm that you want to change ownership Turning file sharing offTo turn file sharing off immediately, type the number Disconnecting someone who is connected to your computer Monitoring file-sharing activity Gaining access to your computer from another computer Changing your password Using access privileges Understanding access privilegesSee Files allows people to see, open, and copy files See Folders allows people to see, open, and copy folders Choose a registered user or group to share the item with Select a folder or disk Choose Sharing from the File menuTo prevent the folder from being changed, place an Access privilege strategies Working with privileges that others have set Icon Meaning Checking your access privileges Linking programsLinking to a program on another computer You can only link to programs that are shared Select the program you want to link to Click OK Two programs are now linked Turning program linking on Disconnecting a program linkThen you make a program available for linking by sharing it Selecting a program for linking Allowing guests to link to your programsOpen the program Click here to share this program Naming specific users to link to your programs Using the PowerBook Duo Dock 215 Duo Dock features An internal 1.4 MB floppy disk drive Scsi Video Sound ADB port Power VGA monitorsPrinter Floppy Setting up the Duo Dock Place the dock on a hard, flat surfaceDock can hold a monitor weighing up to 100 lbs kg Video port Follow the instructions that came with the equipment Dock won’t accept the computer Inserting the PowerBook Duo into the Duo DockDock ejects the computer Turning on the Powerbook Duo System Battery recharging Power conservationHow to take advantage of the Duo Dock’s features Your preferences Scsi devices Hard disksVirtual memory Network If you have system problemsModem Using security features Ejecting the PowerBook Duo from the Duo Dock Unlock the dock if it is lockedTurn the key to the vertical unlocked position Press the eject button Useful shortcut Dock doesn’t eject the computer When the dock is locked, you can’t use the square hole Installing a NuBus cardGetting ready Installing the card Power supply case Pinch clip and then pull up Lift the subassembly straight up to remove it NuBus card guide Building a PowerBook Duo System Hard disk drive Floppy disk drive Next four steps describe how to insert the card Don’t press the connectors together yetConnector Align connectors Pin Slot Hole Your card is now installed Gap Tighten the screws you loosened in step Using the PowerBook Duo MiniDock Duo MiniDock features Power adapterPrinter An external modem LocalTalk network ‚ Security slot Place your equipment where you’ll be using it Setting up the Duo MiniDockPower adapter comes with your PowerBook Duo MiniDock Continues More about modem and printer ports Follow the instructions that came with the device Shut down for access to all devices Sleep for access to everything except Scsi devicesBefore you dock Don’t dock with the computer turned on Make sure the PowerBook Duo is in sleep or shut down Computer is not docked until the latch is pushed down Power On key is marked with a triangle pointing left Turning on the PowerBook Duo SystemMaking your external monitor the main monitor Nothing happened when you tried to turn on the PowerBook Duo System is on, but the external monitor is dark Your preferences Working with a PowerBook Duo systemInput devices Power adapter Battery rechargingMonitors Hard disks Virtual memory If you have system problems Removing the PowerBook Duo from the Duo MiniDockGently pull the PowerBook away from the minidock Modem Using the PowerBook Duo Floppy Adapter Building a PowerBook Duo System Page Turning on the PowerBook Duo Press the Power On key on your computerPress the Power On key on your external keyboard Trouble? Floppy disk drive precautions Other adaptersRemove the attached devices in any order Eject any disk from the drive before closing the cover Installing software Using Scsi devicesScsi port Scsi port icon Setting Scsi ID numbers Small hole gives you access to the ID number switchID number indicator ID number switch Make sure the Scsi device is turned off Checking that the Scsi chain is properly terminated If you are attaching one Scsi deviceIf you are attaching more than one Scsi device Scsi terminator Connecting cables Illustration shows where to add cable terminatorsRepeat for each additional device you want to connect If this Scsi device has an internal Using your PowerBook Duo as a Scsi disk Connecting your computer as a Scsi disk Turn off any other devices in the Scsi chain Turn on the PowerBook by pressing the Power On key Simplifying the Scsi disk connection process Don’t make any other connections yet Change conflicting Scsi ID numbers if necessary Quitting Scsi disk mode Drawing battery power in Scsi disk modeDisconnect the cables from the desktop Macintosh Connecting a modem Connect the modem to a power source and to the phone lineSee the documentation that came with the modem Make sure the modem is turned off Connecting a printer Click the External Modem buttonExternal modem is ready to use Printer port Printer port icon Connecting sound input and output devices Adding memory to your computer Travel, Storage and Service Traveling with the PowerBookDo not check your computer as baggage. Carry it with you Travel, Storage, and Service Storing the PowerBookJapan, Korea, the Philippines, Taiwan Protecting the PowerBook Duo system from theft Service and supportIf the PowerBook malfunctions or is damaged How to get help Apple Computer, Inc Apple Canada, Inc Customer Relations Mariani AvenueCanada 800 268-7796/7637 For more information about Macintosh computers Macintosh user groupsTechnical information Apple Technical Library Assistance for hardware and software developers International Fax Double-click Shift-clickWorking with icons Selecting icons Working with windows Opening an iconMoving, copying, and renaming an icon Making a window the active window Scrolling through the contents of a window Opening higher-level folder windows Using the outline form in list views Working with menus Choosing an item from a menu Choosing an item from a submenuTo choose an item in a submenu Drag to the menu item so that the submenu appears KeyAction Up, Down, Left Troubleshooting PowerBook Duo Computer just stopped Power Battery is draining too fast You started or restarted the computer after connecting it Screen There are ghost images or black dots on the screen Trackball Memory Duo Dock See for more information about the Duo Dock Duo MiniDock See for more information about the Duo MiniDock Computer doesn’t recognize your Scsi devices See for more information about working with Scsi devices Disk drives and disks Hard disk keeps stopping and starting again Hard disk is full You can’t delete a file Printers ModemsPrinter may be turned off. Turn it on Network printer keeps restarting Networks You can’t open a shared disk or folder Application programs Program won’t open Letters only numbers Symbols aren’t affected Command key Works in combination withCommand or in some programs canceling an Outlined button To turn Caps Lock on or off, press the Caps Lock key Using Caps LockAppendix a Keyboard and Character Sets Diacritical mark Key combination Option-cPage Locate the Apple File Exchange icon and open it Initializing a disk in MS-DOS formatInsert a blank disk into your floppy disk drive Type a name for the disk, and then click OK Appendix B Exchanging Disks and Files With MS-DOS Computers Follow these steps to translate an MS-DOS or ProDOS file Converting files to and from MS-DOS formatDisk name Pull down the translation menu you want Click Translate Other file-conversion options Page Setting your location Map Comparing locations Click the Set buttonYour current location is indicated by a blinking cross Appendix C Map Finding a location Adding or removing a location Adding a locationChanging or removing a location Click the Add City button Accessing your computer from Another 204-205assigning AC power source for running ComputerCategories of users ADB port Duo Dock Tips for 92 Using Battery Conservation slider 67 Turning off to make more memory availableArrow keys 45, 280 Audio output devices Battery Reconditioning application 97-98beep sound Setting Chair, adjusting 22, 23 changingBlinking question mark icon 6, 73 blink rates Colors Keyboard shortcuts and 58 commands Custom View PowerBook control panel 67, 100Another 204-205 AutoRemounter Using Map Date & Time control panel 148-149 Dead batteries, disposal of 96 delaysBattery 66 Key Caps 178 Desktop Easy Install 75 Ejecting the computer from 226-228, 287 features Weight limit 218 portsDouble-sided floppy disks 69, 70. See also floppy disks Fonts Disconnecting Video mirroring 248 ports ADBScsi 256, 263 sound output 268 video Duplicate File menu 62 Troubleshooting File server. See shared disks Accessing your computer fromFormat 303-305File menu Close Find Again 122 Get Info Changing an icon Find File menu 122-125finding MS-DOS or ProDOS format 301-302insertingFolders Printing font samples Giving orders to your computer 32 grays Displaying Grounding plugProgram linking Duo Dock Giving away ownership of 201-202icon 43 Suitcases font families 175, 176 TeachText Locking a fileTrash 15, 34, 44, 64 types of 42-44used in views Initialize Printer’s Disk LaserWriter Font Utility License agreement for software 78, 195 limited warranty 19 LinkingDuo MiniDock and 238 Disk Drive Macintosh HD icon Microphone connecting 268 recording sounds Weight limit Monitors control panel 135, 141-142 MouseBetween Memory Registered users and groups 195-198network administrator Giving commands NuBus cardsOn power state Open File menu 33, 35, 38 opening Icons PrintMonitor Paste Edit menu 56, 82Personal LaserWriter SC 166 pointing Pop-up menus 279 ports Floppy disk drive To the Duo MiniDock 238, 239, 242 troubleshooting Installer 74-77, 85, 169 installingProDOS format Pulling down a menu 30 Put Away File menu 64, 112 Requirements for using a RAM disk Using Scsi disk mode 263-264removing BatteryQuestion mark. See blinking question mark icon Quit File menu MiniDock 250 installing software for 256 overview Repetitive stress injuries RSIs 21 replacingLaserWriter Ports 19 Sharing File menu Connecting your computer as a Scsi disk 17Selecting icons 29 Setting the beep sound 131-132Special menu Disconnecting from a shared disk 187 RAM disk and 83Shutdown state Slow Keys Using Scsi disk mode AvailableTelevision and radio reception, interference with For computer 20 Chooser Blinking iconsDuo Dock 220, 221, 224, 227 File sharing Displaying window contents or list of items Wall mount plug Warranty information 19, 281 windowsRay machines at airports and your PowerBook Waking the computer. See also turning on the computer Infinite Loop Cupertino, California 408 030-4272-A TLX