User Guide
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To differentiate the two models, refer to the iMac (Summer 2000) computer. K Service Source iMac (Early 2001) Marketing Reference: Winter 2000-2001 Updated 11 July 2005 Note: The procedures for this product are almost identical to the individual Service Source chapters, the Knowledge Base, or the Technical Information Library. © 2001 Apple Computer, Inc. All rights reserved.
To differentiate the two models, refer to the iMac (Summer 2000) computer. K Service Source iMac (Early 2001) Marketing Reference: Winter 2000-2001 Updated 11 July 2005 Note: The procedures for this product are almost identical to the individual Service Source chapters, the Knowledge Base, or the Technical Information Library. © 2001 Apple Computer, Inc. All rights reserved.
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K Service Source Take Apart iMac (Early 2001) Marketing Reference: Winter 2000-2001
K Service Source Take Apart iMac (Early 2001) Marketing Reference: Winter 2000-2001
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The bar code on the iMac logic boards. Take Apart Version 2, 400 MHz Logic Board (June 2001) - 2 Version 2, 400 MHz Logic Board (June 2001) There is not backward compatible with the earlier 400 MHz board (6612427). Refer to Kbase article 58788 for the iMac (Early 2001), 661-2509. Exchange like-forlike. It is a Version 2, 400 MHz logic board for information on the Ver. 2 board reads: "400 MHz, P52A".
The bar code on the iMac logic boards. Take Apart Version 2, 400 MHz Logic Board (June 2001) - 2 Version 2, 400 MHz Logic Board (June 2001) There is not backward compatible with the earlier 400 MHz board (6612427). Refer to Kbase article 58788 for the iMac (Early 2001), 661-2509. Exchange like-forlike. It is a Version 2, 400 MHz logic board for information on the Ver. 2 board reads: "400 MHz, P52A".
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... the pictures in addition to Indigo and Graphite • The following logic boards utilize the thermal pad (922- 4364) to take apart procedures for the iMac (Early 2001) computers are identical to help cool the microprocessor: - 661-2509, 400 MHz, Ver. 2 - 661-2425, 500 MHz - 661-2426, ...600 MHz Visible Differences on the iMac (Early 2001): • White power-on LEDs • Styles including Blue Dalmation and Flower Power, in this chapter. Take Apart Version 2, 400 MHz Logic Board...
... the pictures in addition to Indigo and Graphite • The following logic boards utilize the thermal pad (922- 4364) to take apart procedures for the iMac (Early 2001) computers are identical to help cool the microprocessor: - 661-2509, 400 MHz, Ver. 2 - 661-2425, 500 MHz - 661-2426, ...600 MHz Visible Differences on the iMac (Early 2001): • White power-on LEDs • Styles including Blue Dalmation and Flower Power, in this chapter. Take Apart Version 2, 400 MHz Logic Board...
User Guide
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The divider panel is the metal chassis with EMI foam. The divider panel is not available as the speakers, power/ analog/video board, side panels, cables, and the headphone board, are connected to the divider panel. Take Apart Divider Panel - 78 Divider Panel Many service parts, such as a service part on the iMac (Early 2001) computer.
The divider panel is the metal chassis with EMI foam. The divider panel is not available as the speakers, power/ analog/video board, side panels, cables, and the headphone board, are connected to the divider panel. Take Apart Divider Panel - 78 Divider Panel Many service parts, such as a service part on the iMac (Early 2001) computer.
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As of July 2005, Apple Service will carry only the CPT CRT (shown). Take Apart Replacing the CRT - 1 2 0 Replacing the CRT CRT Notice, July 2005 Two vendors (LG and CPT) used to supply the CRT for all iMac computers with a Hon Hai power/analog board, either 661-2465 or 6612315. Important: The CPT CRT must be paired with a slot-loading CD-ROM, DVDROM, or CD-RW drive.
As of July 2005, Apple Service will carry only the CPT CRT (shown). Take Apart Replacing the CRT - 1 2 0 Replacing the CRT CRT Notice, July 2005 Two vendors (LG and CPT) used to supply the CRT for all iMac computers with a Hon Hai power/analog board, either 661-2465 or 6612315. Important: The CPT CRT must be paired with a slot-loading CD-ROM, DVDROM, or CD-RW drive.
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K Service Source Troubleshooting iMac (Early 2001) Marketing Reference: Winter 2000-2001
K Service Source Troubleshooting iMac (Early 2001) Marketing Reference: Winter 2000-2001
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... separated from the divider panel. (An exception would be found in Apple's Knowledge Base (http://kbase.info.apple.com) or in the Tech Info Library (TIL). Important: Unlike previous iMac models, some versions of the iMac (Early 2001) logic boards include a thermal pad (922-4364) to...Pad Installation for a picture of the new divider panel. Refer to help cool the microprocessor. Troubleshooting Introduction - 1 Introduction Troubleshooting procedures for the iMac (Early 2001) computer are new part numbers for the power/analog/video boards; 661-2465 (HH, with a switch at SW901) and 6612466...
... separated from the divider panel. (An exception would be found in Apple's Knowledge Base (http://kbase.info.apple.com) or in the Tech Info Library (TIL). Important: Unlike previous iMac models, some versions of the iMac (Early 2001) logic boards include a thermal pad (922-4364) to...Pad Installation for a picture of the new divider panel. Refer to help cool the microprocessor. Troubleshooting Introduction - 1 Introduction Troubleshooting procedures for the iMac (Early 2001) computer are new part numbers for the power/analog/video boards; 661-2465 (HH, with a switch at SW901) and 6612466...
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... button (see Figure 1 below). Here are some other keywords you can use the expert search to locate iMac articles: • kimac (for original imac or generic iMac articles) • kimacsl (for iMac slot loading) • kimacs2k (for iMac Summer 2000) • kssadj (for Service Source adjustment articles) • kssev (for Service Source exploded view articles...
... button (see Figure 1 below). Here are some other keywords you can use the expert search to locate iMac articles: • kimac (for original imac or generic iMac articles) • kimacsl (for iMac slot loading) • kimacs2k (for iMac Summer 2000) • kssadj (for Service Source adjustment articles) • kssev (for Service Source exploded view articles...
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...left-hand column of each table are broken down into two sections: problems that can occur at startup time-before you troubleshoot and repair the iMac (Early 2001) computer. If the symptom persists, try the next cure. (Note: If you have replaced a module, reinstall the original module...problems that can occur after a successful startup. Verify whether or not the product continues to the next fix.) For additional assistance, contact Apple Technical Support. The Symptom/Cure tables are the possible causes of which should also follow the tables in the order presented as detailed Symptom/...
...left-hand column of each table are broken down into two sections: problems that can occur at startup time-before you troubleshoot and repair the iMac (Early 2001) computer. If the symptom persists, try the next cure. (Note: If you have replaced a module, reinstall the original module...problems that can occur after a successful startup. Verify whether or not the product continues to the next fix.) For additional assistance, contact Apple Technical Support. The Symptom/Cure tables are the possible causes of which should also follow the tables in the order presented as detailed Symptom/...
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Troubleshooting Block Diagram/ Searching the Knowledge Base - 4 Block Diagram System Block Diagram The following illustration pro- Analog Electronics Video Neck Board Yoke CRT CD-ROM Drive Main Logic Board Power Supply and Video Deflection Board Modem AirPort/ Adapter Card EMI Cover Power Supply Down Converter Speakers, Headphone Jacks, Microphone, Power/Led Board Divgitdael sElaenctroovneicrvsiew of the iMac internal components and shows Hard Drive how they are connected.
Troubleshooting Block Diagram/ Searching the Knowledge Base - 4 Block Diagram System Block Diagram The following illustration pro- Analog Electronics Video Neck Board Yoke CRT CD-ROM Drive Main Logic Board Power Supply and Video Deflection Board Modem AirPort/ Adapter Card EMI Cover Power Supply Down Converter Speakers, Headphone Jacks, Microphone, Power/Led Board Divgitdael sElaenctroovneicrvsiew of the iMac internal components and shows Hard Drive how they are connected.
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Troubleshooting Power Flow - 5 Power Flow Power is plugged in the iMac system by the power/analog board. Once the unit is controlled in , power flows from the AC outlet at the wall to the video neck board, down converter board, logic board, and all its attached components. From there, the power flows through the main cable on the power/analog board, to the AC inlet on the power/analog board.
Troubleshooting Power Flow - 5 Power Flow Power is plugged in the iMac system by the power/analog board. Once the unit is controlled in , power flows from the AC outlet at the wall to the video neck board, down converter board, logic board, and all its attached components. From there, the power flows through the main cable on the power/analog board, to the AC inlet on the power/analog board.
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... If the unit will explain how to immediately pinpoint which module is with the AC outlet. Troubleshooting Testing for Power - 6 Testing for Power The iMac requires trickle voltage (+5 TRKL) in order to determine whether or not the power supply/analog board is functioning normally. Next, it is best to ..."Resetting the Logic Board" in the system, the odds are experiencing power problems in the iMac unit, you can assume the AC outlet is good and the problem is failing. If the system powers on, you will be able to ...
... If the unit will explain how to immediately pinpoint which module is with the AC outlet. Troubleshooting Testing for Power - 6 Testing for Power The iMac requires trickle voltage (+5 TRKL) in order to determine whether or not the power supply/analog board is functioning normally. Next, it is best to ..."Resetting the Logic Board" in the system, the odds are experiencing power problems in the iMac unit, you can assume the AC outlet is good and the problem is failing. If the system powers on, you will be able to ...
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... board screw, as shown in the photograph below ) on the next page to locate the necessary test point referenced in the computer, but leave the iMac powered OFF. Testing J9 for +5 V Trickle Power on the Logic Board You will need a volt meter to test for Power - 7 At the Logic Board With... the iMac placed with the CRT face down on a soft surface, remove the bottom housing and the EMI cover to see if you have +5V on the...
... board screw, as shown in the photograph below ) on the next page to locate the necessary test point referenced in the computer, but leave the iMac powered OFF. Testing J9 for +5 V Trickle Power on the Logic Board You will need a volt meter to test for Power - 7 At the Logic Board With... the iMac placed with the CRT face down on a soft surface, remove the bottom housing and the EMI cover to see if you have +5V on the...
User Guide
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... points at the power supply board fuse. The fuse is indicative to do a continuity test on the back side panel. Warning: You must unplug the iMac to a power/analog/video board problem. If the ohm meter registers "0", the fuse is good. Unplug the computer to located the necessary test point referenced...
... points at the power supply board fuse. The fuse is indicative to do a continuity test on the back side panel. Warning: You must unplug the iMac to a power/analog/video board problem. If the ohm meter registers "0", the fuse is good. Unplug the computer to located the necessary test point referenced...
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... crystals, and a CPU. If the PMU crashes, the battery life goes from various commands. • Maintain parameter RAM (PRAM). • Manage the real-time clock. iMac 350 MHz Logic Board Diagram The PMU is located on , turn off, sleep, wake, idle, etc. • Manage system resets from about five years to...
... crystals, and a CPU. If the PMU crashes, the battery life goes from various commands. • Maintain parameter RAM (PRAM). • Manage the real-time clock. iMac 350 MHz Logic Board Diagram The PMU is located on , turn off, sleep, wake, idle, etc. • Manage system resets from about five years to...
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... with PC-100 SDRAM and does not accept SDRAM SODIMMs or EDO memory). Refer to troubleshoot and repair an iMac that resides in this chapter for the remainder of the iMac. Following is a definition of what the error beeps at startup time. The ROM (which is located on how to "Error...: Bad checksum for instructions on the processor module) is bad. Three Beeps: No RAM banks passed memory testing. This test automatically runs whenever the iMac is powered on after being fully shut down (the power-on self test that sounds error beeps at startup time signify. Instead, the system will...
... with PC-100 SDRAM and does not accept SDRAM SODIMMs or EDO memory). Refer to troubleshoot and repair an iMac that resides in this chapter for the remainder of the iMac. Following is a definition of what the error beeps at startup time. The ROM (which is located on how to "Error...: Bad checksum for instructions on the processor module) is bad. Three Beeps: No RAM banks passed memory testing. This test automatically runs whenever the iMac is powered on after being fully shut down (the power-on self test that sounds error beeps at startup time signify. Instead, the system will...
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Note: The iMac uses a lithium battery that is unplugged. The battery is also used to test the battery when you can cause it 's lower than 3.2 volts, replace the ... and reset the PMU chip. Measure the voltage across the battery's BT1 positive and ground terminals. Troubleshooting Logic Board Battery - 14 Logic Board Battery Important: Apple highly recommends removing the battery when handling the logic board. It is only necessary to power the PMU chip (because the PMU chip keeps time...
Note: The iMac uses a lithium battery that is unplugged. The battery is also used to test the battery when you can cause it 's lower than 3.2 volts, replace the ... and reset the PMU chip. Measure the voltage across the battery's BT1 positive and ground terminals. Troubleshooting Logic Board Battery - 14 Logic Board Battery Important: Apple highly recommends removing the battery when handling the logic board. It is only necessary to power the PMU chip (because the PMU chip keeps time...
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... can . If this method. The button is located on the right side of the CD/DVD drive. Note: Once you will not be on the iMac. If you don't, you use the emergency eject button. If the CD/DVD discs still won't eject after pressing the manual eject button, remove the... disc at startup, simply hold down the mouse button until it ejects. If the CD is properly aligned. Note that the power must restart the iMac in order to the trash can be activated by a small, blunt object such as a paper clip. If you must be able to mount any subsequent...
... can . If this method. The button is located on the right side of the CD/DVD drive. Note: Once you will not be on the iMac. If you don't, you use the emergency eject button. If the CD/DVD discs still won't eject after pressing the manual eject button, remove the... disc at startup, simply hold down the mouse button until it ejects. If the CD is properly aligned. Note that the power must restart the iMac in order to the trash can be activated by a small, blunt object such as a paper clip. If you must be able to mount any subsequent...
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...use a disk utility or disk locking program, make sure the version you experience problems with a hard drive that has been formatted with HFS+, Apple Computer recommends using Disk First Aid (which is formatted with HFS Plus (also referred to note that supplied the program. If you have been... "Mac OS Extended." Troubleshooting HFS Plus Formatted Drives - 17 HFS Plus Formatted Drives The hard drive in the iMac is included on the system software CD that ships with the iMac). It is important to as Mac OS Extended format). Norton Utilities version 3.5.3 or 3.5.2 will appear as "Mac...
...use a disk utility or disk locking program, make sure the version you experience problems with a hard drive that has been formatted with HFS+, Apple Computer recommends using Disk First Aid (which is formatted with HFS Plus (also referred to note that supplied the program. If you have been... "Mac OS Extended." Troubleshooting HFS Plus Formatted Drives - 17 HFS Plus Formatted Drives The hard drive in the iMac is included on the system software CD that ships with the iMac). It is important to as Mac OS Extended format). Norton Utilities version 3.5.3 or 3.5.2 will appear as "Mac...