Apple LATE 2009 manual Keyboard Specific Keys Do Not Respond, Wired Keyboard/Mouse Not Recognized

Keyboard: Specific Keys Do Not Respond

Quick Check

Symptoms		Quick Check
Keyboard: Specific Keys Do Not		1.	If wireless keyboard is being used verify that it is
Respond			properly paired with the system. Go to ‘Wireless
• One or more keys do not			Input Device Doesn’t Pair’ symptom flow to
	respond when pressed		resolve pairing issues.
•	Key sticks	2.	The caps lock key has a built-in delay to reduce
•	Keycap missing		accidental activation and must be held for
			approximately ½ second for it to be activated.
			Refer to http://support.apple.com/kb/TS1578
			for additional information.
		3.	Inspect the keyboard for signs of liquid spills or
			other contamination. Apple’s warranty does not
			cover accidental damage.
		4.	If the keycap is loose attempt to reattach it.
		5.	For other keyboard issues jump to the
			appropriate symptom flow.

Wired Keyboard/Mouse Not Recognized

Quick Check

Symptoms	Quick Check
Wired Keyboard/Mouse Not	1.	The Mac mini has 5 USB ports on the rear of the
Recognized		computer. Make sure to try each port to isolate a
• USB wired keyboard/mouse not		particular port malfunction.
recognized when plugged in.	2.	Test with a known good wired keyboard or
• Mighty Mouse scroll ball not		mouse to isolate a failed peripheral issue. .
working or not working as	3.	Ensure that all available Software Updates have
expected.
		been applied to the computer for access to the
• Mighty Mouse buttons not		latest bug fixes.
working or not working as
expected.

2009-11-03 Mac mini (Late 2009) Symptom Charts — Input/Output Devices  73