 Apple Technician Guide MacBook Pro (15-inch, Mid ... - tim.id.au

2010-08-05
AirPort Card: Kernel Panic
Unlikely cause: power adapter, battery, speakers, optical drive, hard drive, fan, camera,
microphone, top case
Quick Check
Symptom Quick Check
AirPort Card: Kernel Panic
• Kernel panic on boot
• Kernel panic or freezing while
attempting to connect to Wi-Fi
networks
• Kernel panic while transferring
data on Wi-Fi networks.
Deep Dive
1. Isolate OS by booting from original install media
(10.6.x). Attempt to connect to Wi-Fi network.
2. Use Software Update to make sure all AirPort
software and firmware updates have been
applied.
Check Result Action Code
1. Use Software Update to make
sure all AirPort/Bluetooth
software and firmware updates
have been applied. Ensure
MAC address filtering is not
enabled on the base station.
Verify if kernel panic issue is
resolved.
2. Reseat both AirPort/Bluetooth
flex cable connections to card
and to logic board. Verify if
kernel panic is resolved.
3. Isolate AirPort/Bluetooth card
by disconnecting the AirPort/
Bluetooth flex cable from logic
board. Verify if kernel panic is
resolved.
4. Connect and test with a
known-good AirPort/Bluetooth
flex cable. Verify if kernel panic
is resolved.
5. Connect and test with a
known-good AirPort/Bluetooth
card. Verify if kernel panic is
resolved.
Yes Software issue.
No Go to step 2.
Yes Go to step 4.
No Go to step 3.
Yes Go to step 4.
No Go to Kernel Panic / System
Crashes.
Yes Replace AirPort/Bluetooth flex
cable.
No Go to step 5.
Yes Replace user’s AirPort/
Bluetooth card.
X03
N13
No Replace logic board M11
MacBook Pro (15-inch, Mid 2010) Symptom Charts — Communications 59