Apple MD094LL/A 사용자 설명서
iMac (27-inch, Mid 2010) Symptom Charts — Communications
89
2010-09-09
AirPort Card Kernel Panic
Quick Check
Symptoms
Quick Check
AirPort Card Kernel Panic
• Kernel Panic on startup
• Kernel Panic or freezing while
• Kernel Panic on startup
• Kernel Panic or freezing while
attempting to connect to WiFi
networks
networks
• Kernel Panic while transferring
data on WiFi networks
1. Isolate OS by starting up from original Install
media for this computer, a same-model computer
in Target Disk Mode, or compatible known-good
OS on an external drive. AirPort and Bluetooth
services are available when booted from the
Install disk.
2. Ensure that all software and firmware updates for
the computer and AirPort have been installed.
Deep Dive
Check
Result
Action
Code
1. Disconnect AirPort card cable
end from logic board. Verify if
computer now starts without
kernel panic.
Yes
Reseat AirPort card cable and
retest. If problem continues
replace cable. Go to step 2.
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
card cable installed, verify if
computer starts now without
kernel panic.
Yes
AirPort cable issue. Issue
resolved.
N13
No
Replace AirPort card carrier
board and re-test. If issue
remains, replace AirPort card.
Go to step 3.
3. With replacement AirPort
carrier or card installed, verify
if computer starts now without
kernel panic.
Yes
AirPort carrier or card issue.
Issue resolved.
N13
No
Replace logic board.
M11