Apple macbook pro User Manual

MacBook Pro Troubleshooting — Hardware Symptom Charts 191
System shuts down intermittently
Disconnect all external peripherals and eject any ExpressCard.
1.  
Make sure a known-good fully charged battery is fully inserted. Check that the battery latch 
2.  
is fully engaged and is not broken or getting caught before fully catching. Check battery 
connection to logic board.
Make a visual inspection of the battery connector in the battery bay. Make sure all blades are 
3. 
visible and not bend. If damaged...

MacBook Pro Troubleshooting — Hardware Symptom Charts 19 2
Application Quits, Kernel panic or other booting problems
If a specific application quits, replace the application. Verify the application is compatible 
1.  
with OS X.
Clear parameter RAM. Hold down Command-Option-P-R during startup until you hear a 
2.  
second startup chime. 
Run Disk Utility from the Software Install and Restore DVD.
3. 
Perform a clean install of system software with the software install and restore disc that 
4.  
came...

MacBook Pro Troubleshooting — Hardware Symptom Charts 19 3
Check for other changes in the environment that may cause interference with the AirPort 
3. 
signal.
Use Software Update in system preferences or see the Apple Software Updates web page to 
4.  
make sure the latest version of AirPort Extreme software is installed.
Restart the computer.
5. 
Check the AirPort Extreme antenna connection to the AirPort Extreme Card.
6.  
Reseat the AirPort Extreme card in its slot.
7.  
Replace with known-good...

MacBook Pro Troubleshooting — Hardware Symptom Charts 194
Replace the battery connector assembly (requires removing the logic board).
5. 
Reset the power manager. See new procedures under the “Resetting the Power Manager Unit 
6.  
(SMC)” heading in the Hardware Troubleshooting Tools and Tips section.
Warning: Resetting the power manager will permanently remove a RAM disk, if present, 
7.  
and all of its contents. You will also need to reset the date and time (using the Date & Time 
system preference...

MacBook Pro Troubleshooting — Hardware Symptom Charts 19 5
Disconnect the power adapter with the computer on and start running it from the 
3. 
battery. You may use your computer during this time. When your battery gets low, 
you will see the low battery warning dialog on the screen.
Continue to keep your computer turned on until it goes to sleep. Save all your work 
4.  
and close all applications when the battery gets low and before the system goes to 
sleep.
Turn off the computer or allow it to sleep...

MacBook Pro Troubleshooting — Hardware Symptom Charts 196
Bluetooth Card not recognized by other devices
Open Bluetooth in system preferences and make sure under the Settings tab that 
1.  
Discoverable is checked.
Make sure the Bluetooth antenna is properly installed.
2.  
Check the Bluetooth antenna is connected to Bluetooth card.
3. 
Replace with known-good Bluetooth card.
4.  
Replace logic board.
5. 
Display
Display latch not working
Note: When the display is being closed, two latch hooks in the top...

MacBook Pro Troubleshooting — Hardware Symptom Charts 19 7
Replace
Bright
4 or more
Dark 6 or more
Combination 8 or more
If the number of subpixel anomalies is acceptable, explain to the customer that the pixel 
5. 
anomalies are within specifications, and no repair is necessary.
Important: Do not release the specifications to customers. Instead, inform them that a certain 
number of subpixel anomalies are considered acceptable, and these factors apply to all 
manufacturers using LCD technology—not just...

MacBook Pro Troubleshooting — Hardware Symptom Charts 198
ExpressCard does not mount to the desktop
Make sure the ExpressCard has its drivers installed.
1.  
Check if a known-good ExpressCard works in this slot. The ExpressCard may be bad.
2.  
Check the Left I/O Board flex cable connection to the logic board.
3. 
Replace the ExpressCard cage.
4.  
Replace the left I/O flex cable.
5. 
Replace the logic board.
6.  
Hard Drive
Internal hard drive will not initialize:
Make sure the hard drive is a cable...

MacBook Pro Troubleshooting — Hardware Symptom Charts 199
Make sure the remote is paired with the computer. Access the System Preferences/Security 
• 
pane and check “Unpair” if available. Close the Security pane, and re-pair the Apple Remote 
with the computer. See Knowledge Base article 302545. 
Use a digital camera to test your Apple Remote.  
1.  
If you have a digital camera or DV camera with an LCD display, you can use it to see if your 
Apple Remote is emitting a signal. Infrared beams are...

MacBook Pro Troubleshooting — Hardware Symptom Charts 200
Built-in iSight Camera
The built-in camera is not recognized.
Boot the MacBook Pro to the desktop and launch iChat AV. Note: You do not need to be 
1.  
connected to a network to use iChat AV to troubleshoot. Verify that the correct versions of 
Mac OS X and iChat AV are installed. Reinstall or update software as needed.
Open the iChat AV preferences and click on the ‘Video’ icon. Verify whether the camera is 
2.  
recognized by the iChat AV...