Symptom
As the computer starts up, or after connecting Apple Pro Speakers, this message appears:
"HeaderOfDallasPartialInsert
StringOfDallasPartialInsert
ButtonOfDallasPartialInsert"
The Console utility may show messages such as:
"locals-Computer mach_kernel: The device plugged into the Apple speaker mini-jack cannot be recognized."
"locals-Computer mach_kernel: Remove the plug from the jack. Then plug it back in and make sure it is fully inserted."
Solution
The alert appears if the speakers' connector is not completely inserted into the port.
1. Disconnect and reconnect the speakers. Make sure to push the connector completely into the speaker port.
2. Click "ButtonOfDallasPartialInsert".
This document will be updated as more information becomes available.