Apple LATE 2009 manual Apple Remote?

4. Open the Apple System Profiler.	Yes	IR Receiver reporting on USB
Selecting USB, do you see “IR		bus. Check for lens block. Go
Receiver” listed?		to step 5
	No	Inspect and reseat IR cable to
		IR board. Replace a damaged
		IR cable. Go step 6
5. After clearing lens, does the	Yes	Lens blocked. Issue resolved.
computer now respond to the
	No	Lens damaged or inoperable.	X13
Apple Remote?
		Replace the IR Receiver or top
		housing.
6. After reseating or replacing the	Yes	IR cable issue. Issue resolved	X03
IR cable, does the computer
	No	IR board failure. Replace the IR
now respond to the Apple
Remote?		Receiver.

2009-11-03 Mac mini (Late 2009) Symptom Charts — Input/Output Devices  63