Apple 280, 280C

The Memory control panel appears.

7Click the On button under RAM Disk.

8Drag the slider to set the percentage of memory to use for the RAM disk.

As you drag the slider, the number in the RAMDisk Size box changes. Make

sure that the number (the amount of memory) is larger than the size of your

RAMDisk Backup folder.

9Close the Memory control panel and restart your computer.

A RAM Disk icon appears on your desktop.

82 Chapter 7

Contents

Main K Apple Computer, Inc. Contents 1Setting Up Your PowerBook Duo 1 2Learning to Use Your Computer 9 3Basic Skills 31 4Health, Safety, and Maintenance Tips 41 5The Control Strip 49 6Power Management 59 7Customizing and Traveling With Your PowerBook 77 8Building a PowerBook D uo System 89 9Using SCSI Devices 99 10 Ti ps and Troubleshooting 109 Page Communications regulation information FCC statement Radio and television interference Page 1 Step 1 Plug in the power adapter Page Page Step 3 Tur n o n t h e c om pu te r Problems turnin g on your c omputer? What to do next Tur ni ng yo ur computer off Putting your computer to sleep Automatic sle ep Restarting a computer thats already on 2 Macintosh Basics Part 1 Starting the tour Page Page Now your screen should look like the following illustration: Page Part 2 Practicing your new skills Reviewing what youve learned Page Page Page Answers to the review questions Page Practice session 1: Creating a new document Page Page Page 2: Storing your work inside a folder Page 3: Throwing an item away Page Whats next? Clues on your screen Is this the right program? Is the correct window active? Is the icon or text you want to work with selected? Is it best to start over? 3 Worki ng w ith icons An icon is a picture that represents something else. Selecting icons Copying icons Opening icons Moving icons Naming icons Removing items from the disk and retrieving them from the Trash Worki ng with windows A window opens when you double-click an icon. A window usually shows you whats inside an icon. Viewing the c ontents of a window Making a window active Opening higher level folders or disks Worki ng w ith do cuments Opening and closing a document Opening a document from within a program Saving and naming documents Choosing a folder when saving a document Worki ng w ith disks Preparing a new floppy disk for use See Using Disks in the Macin tosh Reference manual. Ejecting a floppy disk Copying the contents of a disk Organizing your desktop Creating a new folder Placing an icon inside a folder Worki ng w ith pull-down menus Keyboar d shor tcuts i n the Finder and in dire ctory dialog b oxes 4 Important care and safety instructions Warnin g Caution Important Caring for batteries Health-related information about computer use Musculoskeletal discomfort Eye fatigue Arranging your work area and equipment Page Avoi din g fa tig ue What about electromagnetic emissions? 5 What is the Control Strip? How does the Control Strip differ from control panels? Closing, opening, and resizing the Control Strip Closing the Control Strip Opening the Control Strip Resizing the Control Strip Hiding the Control Strip Moving the Control Strip Rearranging th e module s in the Control Strip Using the C ontrol Strip Monitoring the charge level of the battery Page Customizing the Battery Monitor module Changing the battery conservation settings Spinning down the hard disk Putting the computer to sleep Changing the file sharing options Changing the sound settings Tur ni n g a n AppleTalk connection on and off Using video mirroring 6 Power sources Monitoring the battery charge level Using the Ba ttery desk accessory Responding to low-power messages What you should do What you should know Recharging th e batte r y Recharging in the computer Recharging in a recharger Recharging in both the computer and a recharger Removing or replacing the battery Disposing of dead batteries Replacing the backup batter y Reconditioning the batter y If you own a PowerBook Duo 280 or 280c Page Page If you own a PowerBook Duo 230 Maximizing work time Ways to cons erv e battery power Adjusting the Ba ttery Conservation settings Page Choosing Custom options Page Page Page 7 Customizing your PowerBook Automatically reconnecting to shared disks Setting up a RAM Disk Page Page Page Page Page Improving pointer display Printing later Tra ve li ng with th e PowerBook Storing the PowerBoo k Service and support 8 The PowerBook Duo Dock and Duo Dock II Page Page The PowerBook Duo MiniDock Page Using other equipment with your Duo system Connecting a modem Page Connecting a printer Connecting sound input and output devices Adding memor y to your co mputer Using a monitor for presentations Using SCSI Devices 9 Connecting SCSI devices Installing software Setting SCSI ID numbers Page Checking that the SCS I chain is properly terminated Connecting cables Using your PowerBook as a SCSI disk Connecting your PowerBook as a SCSI disk Page Simplifying the SCSI disk conn ection process Drawing battery p ower in SCSI dis k mode Quitting SCSI disk mode 10 The PowerBook Duo Page Power Page The screen Page The trackball Memory The Duo Dock The Duo MiniDock SCSI devices Disk drives and disks Page Modems Printers Page Networks Application programs Page Appendix A Installing System Software Before you begin Installing syste m software for the first time Page Page Reinstalling system softwar e Page Installing cus tomized system software Page What is file synchronization? Appendix B Using the PowerBook File Assistant Starting the PowerBook File Assistant Linking files or folders for synchronization Page Setting the direction of the link Linking non-matching folders Deleting a linked pair Synchronizing linked folder s or file s Manual synchronization Automatic synch ronization Understanding the alert messages Setting up completely automatic synchronization Macintosh PC Exchange at a glance Appendix C Exchanging Files With DOS or Windows Using DOS-format disks on your Macintosh Creating a blank DOS-format disk Page Opening DOS documents on your Macintosh Opening a document from within a Macintosh program Opening a document by double-clicking its icon Assigning Macintosh pr ograms to D OS do cuments Page Recommended assignments for some widely used application programs Page Page Adding an assi gnm ent to the PC Exchange control panel Page Page Try in g o ut an assignment Editing the list of a ssignments Sharing assignment lists with other users Saving documents onto a DOS-format disk Choosing a file format Naming files for use on both Macintosh and DOS computers Viewing the c ontents of a disk on your DOS computer Index A B C D E F G H I, J K L M N O P Q R S Page T U V W The Apple Publishing System