Apple Power Macintosh 7500 Series User Manual

Power Macintosh User’s GuideIncludes setup, troubleshooting, and important health-relatedinformation for Power Macintosh 7500 series computers

You experience problems using a document from a DOS computer.If you can’t open a DOS document using a Macintosh program, try thefollowing:m Open the d

Solutions to CD-ROM problems Problems using the CD-ROM driveThe CD-ROM drive icon does not appear on screen.m If you have other internal SCSI devices

Your computer starts up and you see large folder-shaped areas, containing labeledpictorial buttons, instead of the usual Macintosh desktop.m Your comp

Your computer won’t restart, and a CD-ROM disc is in the CD-ROM drive.m Your computer may be trying to start up from the CD-ROM disc. Press theOpen/Cl

Your computer displays the message “This is not a Macintosh disk: Do you want toinitialize it?” when you insert a CD-ROM disc in the CD-ROM drive. m M

Problems using ISO 9660 or High Sierra discsYou cannot access files on a CD-ROM disc that uses the ISO 9660 or High Sierra format.m Discs in the ISO 9

While playing an audio track on a CD-ROM disc that combines audio tracks and data,you double-click the disc icon and the audio track stops playing.m Y

If your computer’s performance decreasesIf you notice a decrease in your computer’s speed and general performanceafter you add special software like a

Solving printer problemsThe following suggestions should work for all printers.m Check your printer settings in the Chooser, making sure you have sele

AppleLinkApple software updates are posted to the APPLE SW UPDATES boardlocated in the following path:AppleLink Services (main window)Software Sampler

The illustration on the next page shows all the equipment you will need to setup your computer and begin using it. (Note that your monitor and keyboar

Inside the Ask Apple USA area, you have a choice of the following 10 bulletinboard areas:m Power Macintosh—All Power Macintosh computers, A/V and GeoP

CompuServeApple software updates are posted to two separate areas on CompuServe:Apple Support Forum and Apple New Updates. All updates are postedsimul

Internet: ftp.info.apple.comThis is a file transfer protocol (ftp) server with all of the latest Apple softwareupdates. (This ftp site was formerly c

Initializing a hard diskBefore you can use a new disk, the disk must be prepared so that thecomputer knows where to store information on the disk. Thi

Starting up from a CD-ROM discTo initialize, test, or repair a hard disk, or to install system software on a harddisk, you need to start up your compu

How to initialize a hard diskYou initialize an Apple SCSI hard disk by using a program called Drive Setup, which is on the floppy disk labeled Disk To

Repairing a damaged diskDisks can become damaged by repeated use and handling. When do you need to repair a disk?If you see a message reporting that a

Check that both chains of devices are terminated properly. For informationon setting SCSI ID numbers and terminating a SCSI chain, see Chapter 3of thi

4 Open the Functions menu and choose Test Disk.5 When a message tells you that testing is complete, click Quit.If the test reveals a problem, you may

3 Click the icon of the disk you want to test. Disk icons appear in a box at the top of the Disk First Aid window.4 Click Repair to begin testing and

Monitor power cord(sometimes built into the monitor)Computer power cordMonitor cable(sometimes built into the monitor)KeyboardApple PlainTalk Microp

Installing or reinstalling system softwareSystem software is the set of programs and other files that your computer usesto start itself up, keep track

Installing system softwareFollow the steps in this section to do what is commonly called a “normal”installation of system software.If you’re installin

8 Shut down your computer.9 Start up your computer from the System Backup Disk 1disk or the CD-ROM disc thatcontains system software. See “Starting Up

14 When you see a message reporting that the installation was successful, click Restart. Don’t forget to eject the CD-ROM disc or floppy disk containi

To do a clean installation, follow these steps:1 Start up your computer from the Disk Toolsdisk or the CD-ROM disc that containssystem software. See “

10 Click OK.The Easy Install dialog box appears.11 Make sure that the hard disk named in the Destination Disk box is the one on which youwant to insta

14 Click Clean Install. 15 Follow the instructions that appear on the screen. It takes a few minutes to complete the installation.16 When you see a me

Replacing special softwareSpecial software consists of items such as control panels, system extensions,custom utilities, fonts, or Apple menu items th

2 Click OK.The Easy Install dialog box appears.3 Choose Custom Install from the pop-up menu.The Custom Install dialog box appears, listing all availab

8 Restart your Macintosh.The system software is installed and your computer is ready to use. Don’tforget to eject the CD-ROM disc or floppy disk conta

3Getting StartedIMPORTANT When picking up your computer, be sure to grasp it by the sides.Grasping it by the front or back can cause the computer’s co

3 Choose Custom Install from the pop-up menu.The Custom Install dialog box appears, listing all available system softwarecomponents.4 Select Multimedi

IIIpartAppendix A Health, Safety, and Maintenance TipsAppendix B Installing an Expansion CardAppendix C Special Keys on Your Keyboard

For your own safety and that of your equipment, follow all the instructions inthis chapter. Keep these instructions available for reference by you and

Musculoskeletal discomfortAs with any activity that involves sitting for long periods of time, using acomputer can make your muscles sore and stiff. T

Eye fatigueEye fatigue can occur whenever the eyes are focused on a nearby object for along time. This problem occurs because the eye muscles must wor

You may have to raise your chair so your forearms and hands are at theproper angle to the keyboard. If this makes it impossible to rest your feetflat

Avoiding fatiguem Change your seated position, stand up, or stretch whenever you start to feeltired. Frequent short breaks are helpful in reducing fat

Safety instructionsFor your own safety and that of your equipment, always take the followingprecautions.Turn off the computer completely and disconnec

Handling your computer equipmentFollow these guidelines for handling your computer and its components: m When setting up your computer, place componen

Set the switch to show “115” forvoltages in the 100–130V range.Set the switch to show “230” forvoltages in the 220–270V range.Check to see that the

Handling the monitorFollow these procedures for handling a monitor:m Your Macintosh comes with an energy-saving feature that dims the screenand puts t

Handling floppy disks125° F (52° C)50° F (10° C)Keep disks dry.Do not use apencil or an eraser on a diskor disk label.Store disks attemperature

Handling CD-ROM discsKeep these important safety instructions in mind as you use CD-ROM discs:m Hold a disc by the edges or by one edge and the center

Other important safety instructions to keep in mind as you use your CD-ROM drive.m Position your computer so that when the tray opens, it doesn’t bump

Ejecting a diskFor instructions on ejecting a floppy disk or a removable media disk, see the“Disks” topic of Macintosh Guide, available in the Guide (

Cleaning your equipmentFollow these general rules when cleaning the outside of your computer andits components:m Use a damp, soft, lint-free cloth to

2 Turn the mouse upside-down and turn the plastic ring on the bottom counterclockwiseto disengage it.On some mouse devices, you may need to press the

8 Put the ball and the ring back in place.Your mouse should roll smoothly across your mouse pad or desk. If it doesn’t,repeat these instructions caref

To unlock the mouse, follow these steps:1 Insert a straightened paper clip into the hole on the plastic ring.2 Press down on the paper clip while you

You can install printed circuit boards (called cards) for video and graphicsapplications, networking and communications, additional processing power,o

Voltages for different locationsCountry Single voltageJapan 100South Korea 100/220Jamaica, Taiwan 110Peru 110/220Brazil, Lebanon 110–220Philippines 11

Expansion card power requirementsThe combined power consumption of expansion cards must not exceed thelimits specified for your Macintosh model. If yo

2 Press the two release buttons under the front panel and slide the cover toward youapproximately two inches.While pressing the release buttons, pull

3 Remove the cover from the computer.After you’ve slid the cover forward about two inches, lift it straight up and offthe computer.142Appendix B

4 Touch the metal part of the power supply case inside the computer to discharge staticelectricity.Always do this before you touch any parts, or insta

5 Flip the expansion card cover open.Flip the expansion card cover open.144Appendix B

6 Being careful not to touch the sharp edges, pull out the port access cover behind theexpansion slot you want to use, and set the access port cover a

8 Align the connector end of the card with the expansion slot.Port access openingAs you lower the card,you may find it helpful tohold the card sligh

9 Press the card gently but firmly until the connector is fully inserted.m Don’t force the card. If you meet a lot of resistance, pull the card out an

10 Flip the expansion card cover up and snap it back into place. (Be sure to snap the coverback down on both ends.)Flip the expansion card cover close

11 Replace the cover on the computer.Lower the cover all the way down onto the case, leaving a 2-inch gap. Pushthe cover back until it snaps into plac

2 Plug the socket end of the computer’s power cord into the recessed power socket(marked with the symbol ≤) on the back of the computer.3 Plug the oth

Upgrading the processorYour computer’s processor can be upgraded with the installation of aprocessor upgrade card. To upgrade the processor, remove th

151Your computer keyboard contains certain special keys that typewriterkeyboards don’t have. Many of these keys allow you to give commands to the comp

Special keys on Apple keyboards (continued)Control key In combination with other keys, this key provides shortcuts ormodifies other actions.Delete key

Typing special characters and symbolsYou can type a variety of international and other special symbols andcharacters (including characters with diacri

If you see rectangles: If you see rectangles instead of diacritical marks onsome of the pictures of keys in Key Caps, try pressing Option-x to see th

Special key combinationsIf difficulties with your mouse or computer don’t allow you to use standardmethods of quitting a program or restarting your co

AAAUI Ethernet connector 59AAUI Ethernet port 40, 41About Apple Extras file 25accent marks, typing 153–154access covers for expansion slots 41, 1

application programsactive and open 63–64“can’t be found” message 66, 89“can’t be opened because a file can’tfound” message 66, 90compatibility wit

saving changed information 94starting At Ease from 92“This is not a Macintosh disk: Do youwant to initialize it” message 94using Photo CDs 71CD-RO

Installing an expansion cardIf you purchased a PCI expansion card for your Macintosh, install it now.(See Appendix B, “Installing an Expansion Card,”

control panelsAppleTalk 60Energy Saver 21–22, 130Extensions Manager 78, 85, 86, 94, 97Memory 85, 90Monitors 79PC Exchange 89, 90TCP/IP 60turnin

equipmentarranging to prevent discomfort125–126cleaning 135–137guidelines for handling 129–133illustration 2, 40–41setting up 1–8error messages. S

Hhard diskbacking up files on 65can’t start up from 106–107icon doesn’t appear on screen 82–83,106–107initializing 103–105repairing 106–109testin

keyboard cablechecking connections 87, 88connecting 10–11illustration 2keyboard shortcuts 37–38keyboard tray 126Key Caps program 153–154Llearnin

Nnetwork cables, connecting 59networksbacking up files on 65connecting to 59–60sharing a CD-ROM disc on 72network server options, sleep state and

problems. See Apple-authorized serviceproviders; customer service;error messages; troubleshootingprocessor card, upgrading 139, 150programs. See appl

Show Balloons command (Guide menu) 36showing/hiding windows on the desktop 64Shut Down command (Special menu)23–24shutting down the computer 22, 23

troubleshooting. See also error messagesapplication program problems 63, 85,89–90arrow pointer “freezes” on screen 24,75–76, 87, 96audio CD problems

voltagesetting for your computer 3–6, 12setting for your monitor 8voltage converter for monitor 4, 8voltages for different countries 5voltage swit

Apple Computer, Inc.1 Infinite LoopCupertino, California 95014-2084408.996.1010030-6731-APrinted in U.S.A.

8Chapter 12 Connect the monitor power cord to the monitor.On some monitors, the cord is already attached.3 Plug in the monitor power cord.Some monitor

9Getting StartedConnecting the monitor cableAfter you plug in the monitor power cord, you connect the monitor cable tothe computer’s monitor port. To

K Apple Computer, Inc.© 1995 Apple Computer, Inc. All rights reserved. Under the copyright laws, this manual may not be copied, in whole or in part,

Connecting the mouse and keyboardYou have a choice of several keyboards for your Macintosh. The way youconnect the mouse and keyboard depends on wheth

Connecting a keyboard with a separate cable1 Plug the mouse cable into the port on either side of the keyboard.Most right-handed people prefer to use

Connecting other equipmentIf you are new to the Macintosh, it’s a good idea to get some experience usingyour computer before you connect other equipme

2 Turn on your computer by pressing the Power key on the keyboard.The Power key is marked with a triangle. Its location depends on whichkeyboard you h

3 Check to see what’s on your screen.You’ll see a sequence of messages describing what is happening, followed bythe Energy Star dialog box. m If you’r

Skip now to “What’s Next?”m If you see a blinking question mark, see “Solutions to Common Problems”in Chapter 6.m If you see anything else on your scr

What’s next?You’ve finished setting up your computer. Continue with one of the following steps:m If you are new to the Macintosh, turn to the next sec

Learning the basicsIf you are new to the Macintosh, you should begin by looking at the easy-to-use program called the Macintosh Tutorial. The tutorial

2 Move the tip of the arrow (8) to the question mark (h) in the upper-right portion of the screen.If you run out of room on your mouse pad or desk whi

Reviewing the basicsYou can use the following illustrations to review the elements you use on yourscreen to do work with your computer. MenusThe strip

iiiCommunications regulation information viPreface Welcome to Power Macintosh ixPart I1 Getting Started 1Plugging in the computer

IconsIcons are small pictures that represent disks, programs, documents andfolders. You can double-click any icon to open it and see what it contains.

Saving energy with the Energy Saver control panelWhen you save energy, you save natural resources and reduce pollution. YourPower Macintosh contains f

Putting your computer to sleepYour Power Macintosh is pre-set to put itself to sleep after 30 minutes ofinactivity. When your computer goes to sleep,

Turning the computer offUsing the Power keyTo turn the computer off using the Power key on the keyboard, follow theseinstructions: 1 If the computer i

3 With the tip of the arrow on the word Special, press and hold down the mouse button.4 While holding down the mouse button, move the arrow until the

Where to find answersWhen you have questions about using your Macintosh, there are severalplaces you can look for answers.In this book Use this book t

27The Guide menu is your main source of information when you’re workingwith your computer. The menu is identified by a question mark (h) in theupper-r

Getting answers to your questionsWhen you have a question while working with your computer, you can get theanswer by choosing Macintosh Guide from the

3 Notice the three buttons at the top of the window: Topics, Index, and Look For.Macintosh Guide gives you three ways of finding information:mTopics l

2 Getting Help 27Getting answers to your questions 28Identifying objects on the screen 36Learning useful shortcuts 373 Connecting

2 Click “Setting Options” in the list of topics.When you click any topic area, a list of related questions appears on the rightside of the Macintosh G

Getting answers with the Index button1 In the Macintosh Guide window, click the Index button.An alphabetical list of subjects appears on the left side

4 Click the question “How do I change the background pattern?” and then click OK. Ordouble-click the question.A small window appears with instructions

Getting answers with the Look For button1 In the Macintosh Guide window, click the Look For button.A small box appears on the left side of the window,

4 Click the question “How do I turn off the Empty Trash warning?” and then click OK. Ordouble-click the question.A small window appears with instructi

35Getting HelpTips for using Macintosh GuideHere are a few tips for using Macintosh Guide effectively:m Macintosh Guide is available only when you are

36Chapter 2Identifying objects on the screenSometimes you’ll see an unfamiliar item on the screen and ask yourself,“What’s that?” You can get an answe

Learning useful shortcutsYou can perform many tasks in the Finder more quickly if you use keyboardor mouse shortcuts. For example, instead of clicking

3 Read about the shortcuts available for the category you selected.Click the right arrow in the lower-right corner of the window to display thenext wi

Your computer at a glanceThe illustration on the next page shows a basic Power Macintosh system,ready to use. (Remember that your monitor and keyboard

Part II6 Troubleshooting 75When you have questions 75If you have trouble 75Solutions to common problems 79Solutions to CD-ROM problem

Your computer’s ports and connectorsPrinter port (GeoPort)[Connects your Macintosh to a printer, LocalTalk network, orGeoPort Adapter.Modem port (GeoP

Audio input ports -Connects your Macintosh to the RCA-type audio output ports (left & right) of video or audio equipment such as VCRs and tape dec

About your computer’s A/V panelThe back of your computer has an A/V panel with ports that allow you toconnect a variety of audio input and output and

43Connecting Additional EquipmentAbout your computer’s sound portsThe sound input port is marked with an icon of a microphone. The soundoutput port is

Your computer also has ports that accept left and right audio input and outputthrough RCA-type connectors. These connectors are found on devices likeV

4 Attach the cable to the audio equipment and to the appropriate sound port on theMacintosh.To hear or record incoming sound on the computer using a c

Follow these steps to connect and position the microphone:1 Shut down the Macintosh.2 Plug the microphone’s connector into the sound input port (X) on

Connecting external stereo speakersYou can take advantage of your computer’s stereo sound output by attachingexternally powered (amplified) speakers.1

6 Turn on the computer.Now you hear the computer’s sound through the external speakers. (You mayalso need to set options in the Video & Sound cont

S-video connectorsThe S-video connector is a round plug with several small metal pins. You can plug this type of connector into your computer’s S-vide

viCommunications Regulation InformationCommunications regulation informationFCC statementThis equipment has been tested and found to comply with the l

Connecting video equipment for input to the computerWhen you connect video equipment to the Power Macintosh, you can viewvideo on the computer, captur

2 Attach one end of the video cable to the Video Out port on the VCR or camera.Follow the directions that came with the VCR or camera.3 Plug the other

S-video connection for input from a VCRComposite video connection for input from a cameraComposite videoinput portVideo Out portAudio Out ports(left

S-video connection for input from a camera6 Turn on the computer and the VCR or video camera.You can now begin working with the video equipment connec

Connecting external SCSI devicesYour computer has a port for connecting devices that use the Small ComputerSystem Interface (SCSI, pronounced “skuh-ze

Before you connect a deviceBefore you connect a SCSI device to your Macintosh, be sure to completethese tasks:m Make sure each SCSI device connected t

IMPORTANT The total length of the cables in a SCSI chain should not exceed 6 meters (20 feet). SCSI cables must have a 110-ohm impedance. For bestres

Connecting a SCSI deviceUse these general instructions in conjunction with the instructions that camewith your SCSI device:1 Turn off your Macintosh.2

Memory for your computer is provided in packages called Dual InlineMemory Modules (DIMMs). Adding dynamic random-access memory(DRAM) DIMMs increases y

Connecting network cablesYour Macintosh can be connected to a high-speed Ethernet network via anAAUI Ethernet connector or a high-speed 10BASE-T Ether

DOC statementDOC Class B Compliance This digital apparatus does not exceed the Class B limits for radionoise emissions from digital apparatus as set

To set up your network configuration, open the AppleTalk control panel tochoose the physical network interface you are using. (The AppleTalk controlpa

61Read this chapter for information oninstalling and working with applicationprograms on your computer.Installing application programsYour computer ha

If you have questions about installing and using an application program, referto Macintosh Guide, available in the Guide (h) menu and the Read Me file

To use your programs most effectively, follow these guidelines:m To avoid installation problems, turn off virus protection programs and useApple Exten

Finding out which programs are openIf you have several programs and windows open, you can find out whichprogram is active and which other programs are

Backing up your filesMaking backup copies of important files is good protection against possibledamage to the originals.m You can back up files stored

Shared librariesPower Macintosh programs use special files called shared libraries. These fileshelp Power Macintosh programs to run more efficiently,

67Read this chapter for information on using the optional internal CD-ROM(Compact Disc Read-Only Memory) drive, if your computer has one. (CD-ROM driv

Chapter 5Inserting a CD-ROM discFollow these instructions to insert a CD-ROM disc into your CD-ROM drive.Then follow the instructions provided with yo

Using the Optional CD-ROM DriveEjecting a CD-ROM discFollow these instructions to open the tray and eject a CD-ROM disc fromyour computer.IMPORTANT Y

Congratulations on the purchase of your new Macintosh. Your computer isdesigned to give you the highest performance combined with real ease ofuse—it’s

Playing audio CDsWith your CD-ROM drive and your computer’s built-in speaker, you can playaudio compact discs (CDs) or audio tracks on CD-ROM discs. Y

Using the Optional CD-ROM DriveWorking with Photo CDsYou can use your CD-ROM drive to open Photo CD images stored on PhotoCDs. A Photo CD image is a d

Sharing a CD-ROM disc over a networkYou can share a CD-ROM disc using the file-sharing feature of System 7.5.2.If the disc has audio portions, you wil

IIpartChapter 6 Troubleshooting

75Consult this chapter if you experience problems using your computer.When you have questionsIf you want to know how to do a particular task with your

If you are unable to access Macintosh Guide (for example, if your screen is “frozen”), refer to this chapter to see if you can resolve the problem. Ta

If you need repair service, consult the service and support information thatcame with your computer for instructions on how to contact an Apple-author

mTurn off your computer with the power button on the front panel of the computer, waitat least 10 seconds, and then turn it on again. If the computer

Solutions to common problemsThis section contains descriptions of problems you could experience withyour computer. Some problems may be caused by your

IpartChapter 1 Getting StartedChapter 2 Getting HelpChapter 3 Connecting Additional EquipmentChapter 4 Installing and Using Application ProgramsChapte

The computer’s clock keeps time inaccurately.Your computer has a clock that runs continuously. When the computer isturned off, a battery keeps the clo

m System software may not be installed on the startup hard disk, the systemsoftware may be damaged, or the hard disk may not be working properly.Start

A “sad Macintosh” icon appears, and the computer won’t start up.This icon indicates that your Macintosh cannot start up because of a problemwith the s

m If the hard disk is your startup disk, start your computer using the DiskTo o ls floppy disk or (if you have a built-in CD-ROM drive) with the CD-RO

m Turn off the computer. If the disk isn’t ejected, then hold down the buttonon your mouse or other pointing device while you turn the computer onagai

You can’t start an application program, or it quits unexpectedly. Or, when you try to opena program, you see a message that not enough memory is avail

A dialog box with a bomb appears.Your system has a software problem.m Write down what you were doing when the message appeared and writedown the messa

The pointer (8) doesn’t move when you move the mouse.One of the following situations is probably the cause:m Your system has a software problem.Press

Typing on the keyboard produces nothing on the screen.One of the following is probably the cause:m Your system has a software problem.Restart your Mac

m The keyboard is damaged.If you have access to another keyboard, try using it instead. (Turn thecomputer off before connecting it.) If the new keyboa