Procedure Tmw
1. With the top case on a soft cloth, note the routing of the trackpad flex cable to the trackpad board. 2. Using your fingernail or a black stick, tilt up the brown hinged locking connector. 3. With the locking connector tilted up, slide out the trackpad cable. 3. With the locking connector tilted up, slide out the trackpad cable. 4. Carefully peel up the trackpad cable from the top case. 5. Holding the top case steady, press the latch button in and under the lip of the top case. You might...
Procedure Ssr
1. With the computer on a soft cloth, remove the two screws from the I O bezel. 2. Remove the I O bezel from the computer frame. Note When reassembling the computer, make sure that the I O bezel is level and fits over all ports. 3. Install the replacement I O bezel, and reassemble and test the computer. Note When installing the replacement I O bezel, make sure the bezel shield and the mylar panel fits over the underside of the logic board, as shown below.
Procedure Xxr
1. With the computer on a soft cloth, peel up any tape on top of the optical drive. 2. Remove the following from the optical drive 5-mm long screw at ends of drive bezel 6-mm long screw at lower left corner of drive this screw has an identifiable collar under the screw head 3-mm long screw at upper left corner of drive Replacement Note When replacing the optical drive, install the screws in the sequence shown. 3. Move the reed switch cable aside. Note You do not need to completely remove the...
Optical Drive 1
The CD or DVD optical disc drive does not accept disc mechanical failure 2. Verify drive slot has no foreign object in channel. 3. Verify disc is properly seated in the carrier. The CD or DVD optical 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 for the type of drive a CD-ROM or CD-RW drive reads CD discs only a DVD-ROM or Combo drive reads CD or DVD discs . 2. Try cleaning the disc. If it is dirty or...
Procedure Ize
1. Check the cable for the supplier designation. 2. If the flex cable has a TennRich designation, Check for a black dot near the cable end that connects to the optical drive. If there is no black dot, replace the optical drive cable. If there is a black dot on the TennRich cable, the cable is good, and no further steps are needed. 3. If the cable has another supplier's designation, disconnect the cable from the logic board and check the underside of the cable for yellow tape that covers the...
Procedure Wmp
1. If tape covers the inverter cable where it exits the bezel, remove the tape. 2. Peel away the tape that binds the inverter cable to the antenna cables. Remove the gray and black antenna cables where they overlap the inverter cable. Important Note how the individual cables overlap where they exit the display gray antenna cable crosses over black antenna cable black antenna cable threads under the green inverter cable. Replace the cables in the same orientation. 3. Note how the silver colored...
Procedure Iwr
1. Place the computer upside down on a soft cloth. 2. Using a pin, pry up the three rubber feet from the metal sockets. Important When reassembling the computer, do not reuse the feet. Install three new rubber feet. 3. Remove the three identical Phillips screws from the metal sockets. 4. Use a black stick to lift out the metal sockets. Note When reassembling the computer, note that the metal sockets are keyed. Rotate them until they sit flat against the bottom case. Align the feet so that the...
Ibook G4 12 Bluetooth
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. Peel up any tape that secures the two cables. 5. Without straining the microphone and LVDS cables, carefully pull them up from the computer assembly. 6. Remove the 3.5-mm long screw that anchors the LVDS...
Procedure Gam
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...
Procedure Pgf
1. With the computer assembly on a soft cloth, remove the two 3.5-mm screws at the vent cover. 2. Remove the following from the heatsink Two 7-mm long hex nuts with captive springs One 8-mm long Phillips screw Five 6-mm long Phillips screws Important When installing the two hex nuts with captive springs, install the left one half way, then install the right one completely. Finally, secure the left one completely. Replacement Caution When replacing the heatsink, install the hex nuts and screws...
Keyboard
No response from any key on keyboard 1. Remove any connected peripherals. 2. Visually verify that no keys are stuck in the down position. 3. Boot from a Mac OS system CD to verify that it is not a software problem. 4. 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 so the lock lines up with the notch in the top case. 1. If the keycap and scissors mechanism is not broken, it...
Procedure Kwg
1. Note how the reed switch cable is routed along the lower edge of the optical drive and connected to the logic board. 2. Disconnect the connector from the logic board. 3. Peel up or loosen the tape from the optical drive and frame. 4. Caution To avoid damaging the reed switch cable, slowly pull it up from the groove between the frame rib and the optical drive. Hold the tape aside as you guide the cable out of the groove. 5. Use a black stick to pry up the reed switch board from the adhesive...
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-2700S or better, 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...