Apple G4 manual Replacing the Battery

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3Replace the computer core in the enclosure. (See “Replacing the Computer Core in the Enclosure” on page 68.)

Replacing the Battery

Your computer has a 3.6 V lithium battery. Some signs that you need to replace the battery are intermittent problems starting up the computer and random changes in its date and time settings. You can purchase a replacement battery from an Apple-authorized dealer.

1Remove the battery from its holder, noting the orientation of the battery’s positive end. (Plus and minus are also marked on the battery holder.)

Important Batteries contain chemicals, some of which may be harmful to the environment. Please dispose of used batteries according to your local environmental laws and guidelines.

Remove the battery by pulling it out of its holder. If one is present, unsnap the plastic band securing the battery in place. Positive (+) and negative (-) symbols are molded into the plastic inside the holder. Be sure to orient the battery correctly when you install it.

If you removed a plastic band, snap it back into place.

2Insert the new battery in the holder, making sure the battery’s positive and negative symbols align with those on the holder.

Warning Installing the battery incorrectly may cause an explosion. Be sure the battery’s positive and negative poles are correctly oriented in the holder. Use only the same type of battery or an equivalent recommended by the manufacturer of the original.

3Replace the computer core in the enclosure. (See “Replacing the Computer Core in the Enclosure” on page 68.)

Working Inside Your Computer

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Contents About Apple Computer, Inc. All rights reserved Apple Computer, IncContents Important Safety Information General Maintenance Installing an AirPort CardWorking Inside Your Computer Positioning the Computer and Display Setting UpSetting Up Your Computer Plug one end of the power cord into the power adapter Power socket Grounded wall outlet ADC monitor port VGA monitor port Setting Up GEthernet port WModem port Turn your computer right side up SB ports on display USB ports Connect your computer speakers Problems? Turn on your computer by touching the power buttonAre the keyboard and monitor cables connected correctly? Adjusting Your Monitor When You’re Finished Using Your ComputerWhat’s Next? Page Getting to Know Your Computer Your Computer at a Glance DVD disc drive Your Computer’s Ports and Connectors Connect a phone cord to the internal modem Inside Your Computer-Internal Expansion Options Sdram slots QuickTime-Audio and Video on the Internet Volume control Play button Favorites drawerTo Learn More What You Can DoTo Get Started Tips and TricksSherlock 2-Your Internet Search Detective Create your own customized Sherlock search channel Clip viewer Timeline viewer IMovie 2-Create and Edit Your Own Digital MoviesShare your desktop iMovie with your friends and family KidSafe ITools-Free Internet Services for Mac UsersCreate an alias of your iDisk for easy access Set Schedule Adjust your Software Updates schedule Accounts Multiple Users-Turn One Mac Into ManyCreate a voice print passphrase Apple.com-Your Starting Place on the World Wide Web IReviewApple Support Mac Help-Answers to All Your Macintosh Questions Using Your Computer Using the Standard Function Keys Using Your Apple Pro Keyboard and Apple Pro MouseAssigning Hot Function Keys For More Information About Your Keyboard and Mouse Using Your Apple Pro MouseUsing Your Computer Speakers For More Information on USB Speakers Using Your Speakers Without the GrilleUsing USB Devices For More Information on USB Connecting Multiple USB DevicesThese are some of the things you can do with FireWire Using FireWire DevicesFor More Information on FireWire FireWire Target Disk ModeStart up your computer and immediately hold down the T key Inserting Discs Using Your DVD DrivePlaying DVD and Audio Discs Ejecting a DiscFor More Information on Your DVD Drive Using an External USB Modem Using Your ModemConnecting to an Ethernet Network For More Information on Using Ethernet How AirPort Provides Wireless Internet Access Using AirPort Wireless NetworkingWireless Network Connections For More Information on AirPort Putting the Computer to Sleep to Save EnergyTransferring Information Between Two Apple Computers Page Working Inside Your Computer Removing the Computer Core Unplug the power cord and power adapter Allow the latch to extend completely Push down on the latch to release itGently pull the core from the computer enclosure Installing Memory Connectors Notches Open the hinged connector panel and insert your card Installing an AirPort CardReplacing the Battery Make sure the core is fully seated in the enclosure Replacing the Computer Core in the EnclosurePush the latch down until it locks into place Page Troubleshooting Software Problems Reset the computer’s parameter random-access memory PramProblems With Your Display Reset your computer’s PRAM. SeeMake sure the display is connected firmly to the computer Processor and Memory Specifications PowerPC G4 processor, 1 megabyte MB backside level 2 cacheDimensions and Operating Environment FireWire Specifications CD-ROM656 megabytes MB, Mode 1, 748 MB, ModeDVD-ROM Drive Specifications USB SpecificationsSpeed 53 kilobits per second Kbps Ieee 802.3 compliantVideo Display Modes Video Memory and Graphics ControllerSystem Clock and Battery Computer can provide up to 10 W total to the FireWire portsPower Supply Power Requirements for Devices You Can ConnectPage Important Safety Information Safety, Maintenance, and ErgonomicsGeneral Maintenance Protecting Your DVD Disc Drive Important Ergonomic and Health-Related InformationMaintaining Your Display Shoulders relaxed Communications Regulation Information Wavelength 790 nm Power out of objective lens 3.3mW Communications, Telephone, and Modem Regulation Information
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