Specifications

14 - iBook (14.1 LCD 16 VRAM) Troubleshooting
Symptom Charts
The microphone is not working
1. If in Mac OS 9, check the Sound control panel and verify that the selection for input is
the built-in microphone.
2. Check the signal level and level meter and adjust the gain.
3. If in Mac OS 9, remove Sound Preferences from the Preferences folder and restart.
4. 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).
5. Verify microphone cable connection to logic board.
6. Replace display assembly (which includes the microphone).
7. Replace logic board.
The latching mechanism that holds the display closed is not working
Note: As the display closes against the top case, a hook in the top of the display housing
should be magnetically pulled down into a slot in the top case, and secured. When the
latch button is pushed, the hook should release and retract into the display housing,
allowing the display to open.
1. Verify hook operation by exercising the latch mechanism.
2. If the hook does not operate properly, replace the display assembly.
3. If the latch or latch button does not operate properly, replace the top case assembly.
AirPort Card installed and received a -3278 error
1. Check to make sure using the latest version of AirPort software.
2. Completely shut down, then press the power button to start the computer.
3. Reseat AirPort Card and make sure AirPort antenna cable is fully connected.
4. Remove and reinstall the AirPort software.
5. Replace with known-good AirPort Card.
6. Replace logic board.