Important Information Includes safety information, memory installation and battery replacement instructions, and regulatory agency information for your iMac
Safety Instructions for Setting Up Your Computer When you set up your computer or device, keep these important safety instructions in mind. Plugging In the Power Cord Important Your computer or device has a three-wire grounding plug that will fit only a grounded AC outlet. If you are unable to insert the plug in the outlet, contact a licensed electrician to replace the outlet with a properly grounded outlet.
m m m m your computer or device is exposed to rain or any other excess moisture your computer or device has been dropped or the case has been otherwise damaged you suspect that your computer or device needs service or repair you want to clean the case (use only the recommended procedure described later) Be sure that you always do the following: m Keep your computer or device away from sources of liquids, such as washbasins, bathtubs, shower stalls, and so on.
Installing Memory and Replacing the Backup Battery This section provides information about memory and the backup battery and explains how to install them. Apple Computer recommends that you have an Apple-certified technician install memory. Apple does not provide telephone support for memory upgrades. Consult the service and support information that came with your computer for instructions on how to contact an Apple-authorized service provider or Apple for service.
To increase the memory to the maximum of 256 MB, install a 128 MB DIMM in the user-accessible upper expansion slot. Have a 128 MB DIMM installed in the lower slot. To maintain your Apple warranty, the DIMM in the lower slot must be installed or removed by an Apple-authorized service provider. For more information about the type of SO-DIMMs you must use, see the technical specifications in your online information, About Your iMac, available via the Help Center in the Help menu.
Turning Off the Computer 1 If your computer is turned on, turn it off by choosing Shut Down from the Special menu. 2 Unplug all the cables from the computer, including the power cord. Warning If your internal modem is connected to a telephone line, make sure you disconnect the telephone line from the internal modem port before you open the computer’s cover. This prevents electric shock. Now go to the next section, “Opening the Computer.
Touch any exposed metal on the logic board/drive assembly. Touch the metal part of the logic board/drive assembly. This helps protect the computer from damage caused by electrostatic discharge. Always do this before you touch any parts, or install any components, inside the computer. To avoid generating static electricity, do not walk around the room until you have completed the installation of the memory or replaced the battery and closed the computer.
Remove one of the cables from underneath its clamp, then unscrew the thumbscrews connecting the cable, and disconnect the cable. Release the cable that is underneath this cable clamp. Remove this cable by unscrewing these two thumbscrews.
Disconnect the two cables connected to the main logic board and move them aside. Release this catch by pressing on it. Disconnect these two cables. Remove the plastic bracket from around the 15-pin connector. The bracket should stay attached to the cable.
Use a Phillips screwdriver to unscrew the two screws inside the plastic handle. Remove the two screws located inside the plastic handle. Use the plastic handle to remove the logic board/drive assembly by gently pulling it straight up and completely out of the computer. 11 With one hand on the plastic handle, gently pull the handle straight up and out of the computer. 12 Lay the logic board/drive assembly on a clean surface.
Installing Memory 1 Carefully remove the metal shield. Carefully unsnap the shield on both sides and lift it off.
2 To install a DRAM DIMM, align it in the DRAM slot as shown below and push the DIMM down until it snaps into place. Important Do not touch the DIMM’s edge connectors. Handle the DIMM only by the other edges. The SO-DIMM is designed to fit into the slot only one way. Align the notch in the DIMM with the small rib in the slot and insert the DIMM at an angle, as shown. Snap the DIMM into place by pushing down on it until it is lying flat and parallel to the main logic board.
3 Replace the metal shield. Snap the shield back into place. Now go to the section “Closing the Computer” on page 15.
Replacing the Battery 1 Remove the top cover of the battery holder. You may need to use a small screwdriver and insert it into the notch on the side of the cover to gently pop the cover off. Important Do not touch the screwdriver to any part of the main logic board. To replace the battery, remove the top cover of the battery holder. You may need to use a small screwdriver inserted into the notch on the side of the cover to gently pop the cover off.
4 Replace the cover of the battery holder. Now go to the next section, “Closing the Computer.” Closing the Computer 1 With one hand on the plastic handle, gently lower the logic board/drive assembly straight down into the computer until it is in place. Use the plastic handle to lower the logic board/drive assembly straight down into the computer until it is seated. Reinsert the two screws located inside the plastic handle.
3 Reconnect the two cables to the logic board, attaching them as shown. Reconnect these two cables. Reposition the plastic bracket over the 15-pin connector.
4 Reconnect the third cable, tucking it underneath the clamp, then tightening the two thumbscrews. Tuck the cable back into place underneath the clamp. Reattach this cable and tighten the two thumbscrews.
5 Replace the cover, making sure it snaps into place. If the cover doesn’t fit properly, check the cable connections to make sure the cables are layered properly. Replace the plastic cover. Be sure to snap the cover back into place all around its edges. 6 Reinsert this screw. Use a Phillips screwdriver to screw the screw back on the lower back cover. Do not use a powered screwdriver. It may damage the screws on your computer.
Communications Regulation Information FCC Compliance Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. See instructions if interference to radio or television reception is suspected.
Laser Information Making adjustments or performing procedures other than those specified in your equipment’s manual may result in hazardous radiation exposure. Warning Do not attempt to disassemble the cabinet containing the laser. The laser beam used in this product is harmful to the eyes. The use of optical instruments, such as magnifying lenses, with this product increases the potential hazard to your eyes. For your safety, have this equipment serviced only by an Apple-authorized service provider.
The telephone company may make changes in its facilities, equipment, operations, or procedures that could affect the operation of your equipment. If this happens, the telephone company will provide advance notice in order for you to make the necessary modifications to maintain uninterrupted service. The internal modem will not work with party lines, cannot be connected to a coin-operated telephone, and may not work with a private branch exchange (PBX).
Les réparations de matériel homologué doivent être effectuées par un centre d’entretien canadien autorisé désigné par le fournisseur. La compagnie de télécommunications peut demander à l’utilisateur de débrancher un appareil suite à des réparations ou à des modifications effectuées par l’utilisateur ou en raison d’un mauvais fonctionnement. Veuillez contacter Apple pour des informations supplémentaires : Apple Canada, Inc.
m AT&P1 (33/66 pulse dial make/break ratio) m ATS0 = 0 or ATS0 = 1 (no answer or answer greater than one ring) m ATS6 = 95 (DTMF period between 70–255 ms) m ATS11 = 95 (DTMF period between 70–255 ms) For calls that are automatically generated, a total of three call attempts are allowed to a telephone number, with a minimum period between calls of 2 seconds. If the call does not connect after three attempts, 30 minutes must expire before automatic redialing may be initiated.
© 1999 Apple Computer, Inc. All rights reserved. Apple, the Apple logo, Mac, and Macintosh are trademarks of Apple Computer, Inc., registered in the U.S. and other countries. iMac is a trademark of Apple Computer, Inc. 033-1208-A Printed in U.S.A.
