 Apple Technician Guide - tim.id.au

2010-08-05
Deep Dive
Check Result Action Code
1. Inspect the display clutch
barrel for damage. AirPort
radio is in display clutch barrel
area.
2. Turn off Bluetooth. Retest
AirPort performance.
Refer to Knowledge Base
TS1809.
3. Run Clamshell Service
Diagnostic utility and check
that all devices are found. If
not, reseat the camera cable
connection to the logic board.
4. (AirPort) Verify the antenna
connections to the AirPort
card are not reversed or loose.
Reseat antenna and I/O cable
connections.
5. (AirPort) Try a known-good
AirPort antenna.
6. (AirPort) Try a known-good
AirPort card.
7. (AirPort) Try a known-good
display assembly if available.
Yes Record damage: Proceed
to possibly repair damaged
parts, go to step 2
No No visible damage, go to step
2
Yes Possible AirPort interference
from the Bluetooth card.
Change AirPort base station
channel. (Knowledge Base
TS1809.)
No Continue by checking
connections, go to step 3
N06
Yes Loose logic board connection N04
No AirPort issue, go to step 4,
Bluetooth issue, go to step 8.
Yes Loose connection or crossed
antenna
No If the connectors are secure,
antenna connections not
reversed and show no signs
of damage or wear, go to
step 5
N04
Yes Replace AirPort antenna. N14
No Continue to use known good
antenna, go to step 6.
Yes Replace AirPort card. N12
No Continue to use known-good
antenna & card, go to step 7.
Yes Replace display assembly. L16
No Replace logic board. M11
MacBook Pro (15-inch, 2.53 GHz, Mid 2009) Symptom Charts — Communications 68