AirPort Card Kernel Panic

Quick Check

Symptoms

Quick Check

 

 

 

AirPort Card Kernel Panic

1.

Isolate OS by starting up from original Install

• Kernel Panic on startup

 

media for this computer, a same-model computer

• Kernel Panic or freezing while

 

in Target Disk Mode, or compatible known-good

 

OS on an external drive. AirPort and Bluetooth

attempting to connect to WiFi

 

 

services are available when booted from the

networks

 

 

Install disk.

• Kernel Panic while transferring

 

2.

Ensure that all software and firmware updates for

data on WiFi networks

 

the computer and AirPort have been installed.

 

 

 

 

 

Deep Dive

Check

Result

Action

Code

 

 

 

 

 

1.

Disconnect AirPort card cable

Yes

Reseat AirPort card cable and

 

 

end from logic board. Verify if

 

retest. If problem continues

 

 

computer now starts without

 

replace cable. Go to step 2.

 

 

kernel panic.

 

 

 

 

No

Kernel panic not related

 

 

 

 

 

 

 

to AirPort. Restart from

 

 

 

 

Install DVD or known-good

 

 

 

 

bootable external drive and

 

 

 

 

check Panic.Log file on user’s

 

 

 

 

hard drive to find out which

 

 

 

 

is the crashing I/O interface.

 

 

 

 

Also troubleshoot installed

 

 

 

 

Mac OS X software..

 

 

 

 

 

 

2.

With replacement AirPort

Yes

AirPort cable issue. Issue

N13

 

card cable installed, verify if

 

resolved.

 

 

computer starts now without

 

 

 

 

No

Replace AirPort card carrier

 

 

kernel panic.

 

 

 

board and re-test. If issue

 

 

 

 

 

 

 

 

remains, replace AirPort card.

 

 

 

 

Go to step 3.

 

 

 

 

 

 

3.

With replacement AirPort

Yes

AirPort carrier or card issue.

N13

 

carrier or card installed, verify

 

Issue resolved.

 

 

if computer starts now without

 

 

 

 

No

Replace logic board.

M11

 

kernel panic.

 

 

 

 

 

2010-09-09

iMac (27-inch, Mid 2010) Symptom Charts — Communications  89

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Apple MD094LL/A manual Symptoms Quick Check AirPort Card Kernel Panic