Procedure Nft
1. Locate the installed memory card and brackets that secure the card on both sides. 2. Carefully spread the brackets away from the notches in the card until the card releases on each side. 3. Pull the card up and out of the memory slot. 4. Align the notch in the replacement memory card with the small tab in the memory slot. Hold the card at a 30-degree angle, then push the card into the slot until it is firmly seated. Note If you feel resistance when inserting the card, try pushing one side at...
Procedure Pok
1. With the computer on a soft cloth, note the routing of the thin, black microphone cable and the LVDS low voltage data signal cable. 2. Disconnect the microphone cable from the logic board near the hard drive. 3. Pull up the flexible tab to disconnect the LVDS cable from the logic board. 4. Carefully route the AirPort antenna cable out from under the optical drive. 5. Peel off any tape that holds the cables to the frame. 6. Without straining the cables, lift them up from the logic board. 7....
Sound
1. Verify sound is correct with external speakers headphones. If sound is correct, replace top case. 2. Verify speaker cables are inserted correctly, and check cables for damage. 3. Check balance in System Preferences Sound Output. 4. Compare same sound with two different units to make sure that sound is actually distorted. 1. Use the Software Update control panel to verify that the latest audio update has been installed. 2. Press the F3 key with the fn key pressed and not pressed to verify...
Main Exploded View iBook G inch
Logic Board 933 MHz 661-3105 1 GHz 661-2995 Hard Drive 30 GB 661-2983 40 GB 661-2957 60 GB 661-2958 Sleep Light Board 922-6187 Battery Transfer Board 922-6183 Bluetooth Cable 922-6188 Bluetooth Antenna 922-6256 Bluetooth Holder 922-6591 SDRAM Memory 128 MB 661-2817 256 MB 661-2818 512 MB 661-2819 Optical Drive CD-ROM 661-3400 Combo CW-8122 661-3389 Combo CW-8123 661-3392 Display Exploded View iBook G4 14-inch
Preliminary Steps Iph
Before you begin, remove the following Note Although your bezel assembly might appear somewhat different than shown, the steps to follow are the same. 1. With the bezel assembly lying on a soft cloth, remove the three pieces of tape. 2. Remove the two 5- mm long Phillips screws at the left bezel brace. 3. At the right bezel brace, remove the two Phillips screws one 5-mm long screw near the top of the right brace one 3-mm long screw near the middle of the right brace Replacement Note When...
Procedure Txw
1. Touch a metal surface on the inside of the keyboard well to discharge any static electricity. Important To avoid electrostatic discharge damage, always ground yourself by touching the computer's framework before you touch any parts or install any components inside the computer. To avoid static electricity building back up in your body, do not walk around the room until you have completed the installation and closed the computer. 2. Lift up the flexible wire bracket that secures the card. 3....
Warning When lifting the LCD panel be careful not to strain the inverter cable
Carefully lift up the LCD panel, pivoting it where it is still connected to the inverter by the 2-pin inverter connector. 14. Disconnect the inverter cable from the inverter board at CN2 and remove the LCD panel. Note The lower corner of the LCD panel might also appear as shown 15. Install the replacement LCD panel, and reassemble and test the computer. 15. Install the replacement LCD panel, and reassemble and test the computer.
The microphone is not working
1. Check the signal level and level meter and adjust the gain. 2. Reset PRAM Press the power button, then hold down the Option-Command-P-R keys until you hear the startup chime at least one additional time after the initial startup chime . 3. Verify microphone cable connection to logic board, and check cable for damage. 4. Replace display assembly which includes microphone . The latching mechanism that holds the display closed is not working Note As the display closes against the top case, a...
Procedure Itw
1. With the computer on a soft cloth, peel up any tape on top of the optical drive. 2. Move the Bluetooth antenna board aside. Note You do not need to remove the Bluetooth board. 3. Remove the following from the optical drive 6-mm long screw at upper right corner of drive 7.5-mm long screw with identifiable collar under screw head at lower left corner of drive 4.5-mm long screw at upper left corner of drive Replacement Note When replacing the optical drive, install the screws in the sequence...
Ports
The FireWire or USB port is not recognizing devices 1. Completely shut down, then press the power button to start the computer. 2. Use Software Update in Mac OS X system preferences to verify that the latest software is installed. 3. Use Apple System Profiler to verify that the computer is recognizing the bus. 4. For USB, test ports with an Apple keyboard or mouse. 5. For FireWire, test by connecting another computer in FireWire Target Disk Mode. Refer to article 58583 How to Use FireWire...
Warning When lifting the inverter board be careful not to pinch the cables that
Use a black stick to pry up the inverter board. Replacement Note The inverter board is held to the bezel assembly with double-sided tape on each end of the board. Use new double-sided tape when installing the replacement inverter board. Replacement Note Make sure the left corner of the replacement inverter board aligns with the raised L-shaped guide in the bezel assembly. Make sure the replacement inverter board does not cover or pinch any cables.
Block Diagram iBook G inch
Procedure Nik
1. Raise the display so you can access the keyboard. 2. Make sure the keyboard locking screw, located in the small plastic tab next to the Num Lock key, is not in the locked position. The iBook comes with the keyboard unlocked, so unless you or someone else locked the keyboard, you can skip this step. To unlock the keyboard, turn the screw 1 2 turn. Release the keyboard by pulling down on the keyboard release tabs located to the left of the F1 and F12 keys , then lift the top portion of the...
Warning When installing the replacement clutch cover be careful not to strain
Note The bundled cables on your display might look somewhat different than shown. Replacement Note When installing the replacement clutch cover, hold the cables and clutch cap in place as you slide the clutch cover over them. Make sure the clutch cap on each side installing the two screws. of the clutch cover is firmly seated before
Block Diagram iBook G inch Early
PowerPC G4 microprocessor L2 cache 512 KB Connector to internal IDE disk drive Intrepid memory controller and I O device controller ATI Mobility Radeon 9200 graphics IC
Optical Drive 1
The optical drive does not accept CD or DVD disc mechanical failure 2. Verify disc is properly seated in the carrier. The disc icon does not show up on the desktop, or a dialog box appears to initialize disc 1. Verify the correct type of disc is being used. 2. Try cleaning the disc. It may not mount if dirty or scratched. 5. Replace optical drive cable. This is the same cable that attaches to the hard drive. The optical drive does not eject CD or DVD disc 1. Verify disc is not in use by...
Keyboard
No response from any key on keyboard 1. Remove any connected peripherals. 2. Boot from a Mac OS system CD to verify that it is not a software problem. 3. Turn off the computer. Disconnect the keyboard connector and inspect connectors. The keyboard lock is damaged or won't lock 1. Verify that keyboard is installed properly the lock aligns with the notch in the top case. 1. If the keycap is not broken, it can probably be reinstalled. To replace the keycap, refer to Knowledge Base article 88106...
Procedure Tfn
1. Remove the four identical screws that hold the top cover to the drive. 2. Slide the top cover approximately 2 mm toward the back of the drive. Lift up the top cover to remove it. 3. Check the placement of the disc. It is either clamped to the turntable at the center of the disc, or it is wedged under one or more posts at the outer edge of the disc. 4. Holding the edge of the disc, press on the center clamp or hold the posts steady as you remove the disc from the drive. Important Do not touch...
Error Beeps
The computer automatically performs a power-on self test when it is turned on after being fully shut down not a restart . This section describes what to do if beeps are heard during the startup. Note The computer has a memory expansion slot that accepts a 1.25-inch or shorter PC-100 compliant, SO-DIMM memory card. Refer to the Memory Replacement instructions for removal and installation. 1. One beep means that no RAM is detected. 2. If a RAM card is installed in the expansion slot, remove it...