Filter
Top Products
iMac G5 (20-inch iSight) Troubleshooting — Symptom Charts 166
AirPort/Bluetooth
Not able to connect wirelessly with AirPort or Bluetooth
From the Apple menu, choose About this Mac. 1.
Click on More Info. System Proler should open.2.
In System Proler, in the column on the left, look under Hardware for a line called “AirPort 3.
Card”. Select that line.
Does the section to the right say “No Information Found”? 4.
Yes: The computer doesn’t realize it has an AirPort/Bluetooth combo card installed. Go to
step. 5
No: The iMac recognizes that it has an AirPort/Bluetooth combo card installed. Go to step 6.
Remove the front bezel, lower EMI shield, and two combo card mounting screws. and reseat 5.
the AirPort/Bluetooth combo card. Re-install the two combo card mounting screws and
check System Proler again to see if the computer sees the AirPort/Bluetooth combo card.
Does it recognize the card now?
Yes: Problem solved. Replace the lower EMI shield and front bezel and re-test the system to
verify that the original symtpom is resolved.
No: Replace the AirPort/Bluetooth combo card. Refer to the Take Apart - Logic board
procedure for replacement instructions. If the issue persists after replacing the AirPort/
Bluetooth card, replace the logic board..
Now that we know the iMac recognizes the AirPort/Bluetooth combo card, check the 6.
antenna. If the antenna is not plugged in all the way, you may have very short AirPort/
Bluetooth range.
Remove the access door, front bezel, lower EMI shield, and right speaker, and the two AirPort/7.
Bluetooth combo card mounting screws . Disconnect the card, turn it over and reconnect the
antenna cable connectors to the combo card. Make sure the antenna leads are rmly seated.
Replace the card and other components and re-test.
If the antenna leads are plugged in properly and the AirPort/Bluetooth combo card is 8.
recognized but the problem persists, there are a number of other things that could cause
issues with wireless networking. Refer to Knowledge Base document 106858 for more
networking information.
Replace the AirPort/Bluetooth combo card. Refer to Take Apart/Logic Board.9.
Replace the antenna. Refer to Take Apart/Wireless Antenna.10.
Replace the logic board. Refer to Take Apart/Logic Board.11 .