Apple Macbook Pro Aluminum 13-Inch Black Laptop Keyb Technical Guide - Page 65

2. Turn off Bluetooth. Retest Yes AirPort performance. Bluetooth circuitry in the clamshell is not accessible. Refer to Knowledge Base TS1809. No 3. Run Clamshell Service Yes Diagnostic utility and check for all devices presence. If not No found, reseat the camera cable connection to the logic board. 4. (AirPort) Verify the antenna Yes connections to the AirPort card are not reversed or loose. Reseat antenna and I/O cable No connections. 5. (AirPort) Try a known-good Yes AirPort antenna and verify that issue is fixed.. No 6. (AirPort) Try a known-good Yes AirPort card and verify that issue is fixed.. No 7. (AirPort) Try a known-good Yes display assembly if available and verify that issue is fixed.. No 8. (Bluetooth) Enable Bluetooth Yes and try a known-good display assembly if available and verify No that issue is fixed.. Possible AirPort interference N06 from the Bluetooth card. Change AirPort base station channel. (Knowledge Base TS1809.) Continue by checking connections, go to step 3 Loose logic board connection N04 AirPort issue, go to step 4, Bluetooth issue, go to step 8. Loose connection or crossed N04 antenna If the connectors are secure, antenna connections not reversed and show no signs of damage or wear, go to step 5 Replace AirPort antenna. N14 Continue to use known good antenna, go to step 6. Replace AirPort card. N12 Continue to use known-good antenna & card, go to step 7. Replace display assembly. L16 Replace logic board. M11 Replace display assembly. L16 Replace logic board. M11 2010-06-15 MacBook (13-inch, Aluminum, Late 2008) Symptom Charts - Communications 65