Removing the Serial ATA Hard Drive

To access the hard drive you must first remove other service modules. This procedure will show you how to remove and replace these modules. Note As you remove each module, set it aside, along with the screws for that module. 2. Ground yourself. Touch the metal surface (as shown below) on the inside of the computer to discharge any static electricity. Warning Always discharge static electricity before you touch any parts or install any components inside the computer. To avoid generating static...

In a No Power situation the system is completely dead There is no LED no hard drive or fan activity and the screen is

Reconnect the power cord to both the iMac and the wall outlet 5. Look at the small LEDs in the center of your computer. LED 1 is on. Turn the iMac on by pressing the top button to the left of the LEDs on the blue board (the logic board) Go to step 7. LED 1 is on. Turn the iMac on by pressing the top button to the left of the LEDs on the blue board (the logic board) Go to step 7. LED 1 is off. This indicates that your power supply needs to be replaced. LED 1 is...

Replacing the Battery

Remove the replacement battery from its packaging. 2. Holding the battery positive side up, push the battery in the direction of the arrow under the battery clip. The battery should slip into place under the clip. 3. Remove the AirPort antenna cable by pulling the tab from the opening on the AirPort Extreme guide rail. 4. Slide the AirPort Extreme card into the slot until it clicks into place. Connect the AirPort antenna cable to the AirPort Extreme card.

Take Apart Procedures Tools

The following tools are required to service the computer Use the screwdriver provided, or a magnetic Phillips 1 screwdriver Jeweler's flatblade screwdriver Nylon probe tool black stick 922-5065 Soft cloth for protect removed parts from scratches Parts Requiring Midplane Replacement The following are not separate, orderable parts. To replace them, you must replace the midplane assembly.

Removing the Battery

To access the battery other service modules have to be removed. This procedure will show you how to remove and replace each module. As you remove each module, set it aside, along with the screws for that module. 2. Important Ground yourself. Touch the metal surface as shown below on the inside of the computer to discharge any static electricity. Warning Always discharge static electricity before you touch any parts or install any components inside the computer. To avoid generating static...

Important Things to Know

A spares kit is included with the replacement part. All spares kit include the Phillips 1 and extra screws. There are additional items that are included with the hard drive, the midplane, and the display bezel assembly. Their spares kit are listed below. an extra thermal sensor cable an extra LED gasket light tube located on the underside of the midplane an extra LED gasket light tube located on the underside of the midplane 2. All customer removable screws are brass colored. Do not remove...

Dont hear sound from the speakers

Press the F5 button on your keyboard. It has a sound icon on it. Do you hear sound now Yes It looks like your volume was muted. When this happens again, just press the F4 and F5 keys to regulate your volume. No Are there any external microphones, speakers or headphones plugged into the iMac If yes, go on to step 2. If no, go on to step 3. 2. Disconnect your external microphones, speakers, or headphones. Do you hear sound now Yes It looks like the built-in speakers are working properly. Now...

Spares

A spares kit is included with each replacement part. All spares kits include the Phillips 1 tool and extra screws for the replacement module. All customer removable screws are brass colored. Do not remove screws unless they are brass colored, or you will void the warranty. 2. An extra thermal sensor cable shown below is included with the hard drive. If the original sensor becomes damaged during the disassembly, attach the sensor to the main board and to the end of the hard drive as shown ....

Removing the Display Bezel

Imac Inch Internal Fans

To access the display bezel assembly you must first remove other service modules. This procedure will show you how to remove and replace these modules. Note As you remove each module, set it aside, along with the screws for that module. 2. Ground yourself. Touch the metal surface as shown below on the inside of the computer to discharge any static electricity. Warning Always discharge static electricity before you touch any parts or install any components inside the computer. To avoid...

Diagnostic LEDs

Diagnostic Lights The Back Panel

The iMac G5 has built-in diagnostic LEDs shown below on the main logic board that can help you to troubleshoot the computer. To access these LEDs, remove the back cover of the computer 1. Turn your computer off choose Shut Down from the Apple menu . If you can't shut it down that way, you can turn the computer off by pressing the power button for five seconds. 2. After the computer is off, disconnect all cables and the power cord from your computer. 3. Place a soft, clean towel or cloth on the...

Hear sound out of only one speaker

Are there any external microphones, speakers or headphones plugged into the iMac Yes Disconnect any external microphones, speakers, or headphones. Do you hear audio from both of the built in speakers on your iMac - Yes Good. It looks like the built-in speakers are working properly. This may be an issue with the microphone, speakers or headphones that were plugged into your iMac. Please work with the manufacturer to troubleshoot this issue. No Check your speaker balance. If your balance...

Warning Always discharge static electricity before you touch any parts or install any components inside the computer To

Mac Pro Airport Antenna Position

Locate the optical drive in the top left corner. 3. Locate the optical drive in the top left corner. 4. Using the tool provided, or a Phillips 1 screwdriver, remove the four optical drive screws circled below. Set the screws aside. Pull the optical drive tab straight up and then to the right. Pull the optical drive tab straight up and then to the right. 7. Remove the three hard drive screws. 7. Remove the three hard drive screws. 8. Lift the hard drive straight up, about one inch, to access...

Replacing the Midplane

Installing Airport Extreme Card Wire

Remove the replacement midplane from its packaging. 2. Position the display bezel assembly with the display face down on a clean soft cloth. 2. Position the display bezel assembly with the display face down on a clean soft cloth. 3. Make sure that the black video cable is tucked into the groove on the bezel as shown. Use the screw hole smaller circle as a guide for the cable placement. 4. Position the midplane over the replacement display bezel assembly housing. 5. Lower the midplane into...

Removing the Power Supply

Apple Imac Show Case

Touch the metal surface as shown below on the inside of the computer to discharge any static electricity. Warning Always discharge static electricity 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 finished installing the part and closed the computer. 2. Locate the power supply shown in the picture below. 3. Remove the screw on the far right and loosen the other two...

Replacing the Air Port Extreme Card

Imac Airport

Remove the replacement AirPort Extreme card from its packaging. 2. Slide the AirPort Extreme card into the AirPort card guide channel until it clicks into place. 3. Connect the antenna cable to the end of the installed AirPort Extreme card. 3. Connect the antenna cable to the end of the installed AirPort Extreme card. 4. Make sure the AirPort Extreme card is flush with the plastic AirPort card guide. 4. Make sure the AirPort Extreme card is flush with the plastic AirPort card guide.

Replacing the Power Supply

Power Supply For Xserve

Remove the replacement power supply from its packaging. 2. Replace the power supply. Tilt up the power supply until it clears the edge of the main circuit board. Lower it into place. 2. Replace the power supply. Tilt up the power supply until it clears the edge of the main circuit board. Lower it into place. 3. When the power supply is installed properly it should be flush with the gray plastic parts on the right and left sides of the power supply. 4. Connect the black power supply connector...

Removing the Air Port Extreme Card

Airport Kaart Imac Installeren

Touch the metal surface as shown below on the inside of the computer to discharge any static electricity. Warning Always discharge static electricity 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 finished installing the part and closed the computer. 4. Pull the tab on the card to remove the card from the AirPort card guide. Important Return this AirPort Extreme card...

Power Button on the Midplane Board

Back Imac Pic With Cover Off

The internal power button gives you the ability to power on the computer with the back cover off the computer.The power button is the top button of the two buttons, located to the left of the diagnostic LEDs. To power the computer on with the back cover off 1. First remove the back cover. 3. Press the power button with your finger or a nylon probe tool. The LEDs will come on indicating the computer status. 4. To shut the computer off with the back cover off, press the power button for at least...

Replacing the Serial ATA Hard Drive

Remove the replacement hard drive from its packaging. 2. Connect the drive data cable and power cable to the hard drive. Lower the hard drive into place on the midplane. 3. Connect the black cable to the white connector on the side of the hard drive. 3. Connect the black cable to the white connector on the side of the hard drive. 4. Replace the three hard drive screws. 4. Replace the three hard drive screws.

In a no video situation the system may show an LED on the front of the computer there may be hard drive andor fan

Imac Internal Power Button

Check if the computer is sleeping. Press the space bar to wake the computer from sleep mode. 2. Did the computer wake from sleep Yes Put the computer to sleep from the Apple menu and wake the computer again to test the settings. Check Energy Saver settings to see when the computer is suppose to sleep. 3. Reset your computer's PRAM Parameter RAM . If your iMac is on, turn it off by pressing the power button for five seconds. You should hear the drives and fans go quiet. While the computer is...

SMU Button on the Midplane Board

Smu Reset Button

The iMac G5 uses an advanced system management unit SMU to manage the thermal and wattage conditions, while keeping the acoustic noise to a minimum. The SMU controls the fans and regulates the speeds to run each fan. The SMU reset button shown below is similar to the PMU button on previous iMac computers. The SMU supports the following functions provides initial configuration of system clocks automatically initiates and sequences voltage and frequency slews when the OS requests a transition to...