Apple Mac mini manual Go to step Install DVD and verify whether

Deep Dive

Check		Result	Action	Code
1.	Boot from Original Mac mini	Yes	Go to step 2.
	Install DVD and verify whether
		No	Issue likely caused by installed
	issue is still visible.
			software or driver issue.
			Troubleshoot for software
			issues. Make sure all software
			updates have been installed.
2.	Use known-good SDRAM in	Yes	Go to step 3.
	the system. Does the corrupted
		No	Reinstall user’s SDRAM and
	video issue still appears?
			test. If corrupted video issue
				X01
			repeats, replace SDRAM. Verify
			that the correct SDRAM type
			is being used.
3.	Connect a known-good	Yes	Issue is isolated to one of the
	external DisplayPort display,		display ports. Go to step 4.
	then an HDMI display (or a
	DVI display via an HDMI to DVI	No	Replace Logic board and go	M04
	adapter) to each video ports		to step 5
	and verify if issue only happens
	to one of the ports.
4.	Inspect display connector and	Yes	Replace Logic board and go	M04
	display cables and reseat them.		to step 5.
	Does the issue persist?
		No	Issue likely caused by poor
			connection/cable. Replace	X03
			cable if Apple, and return
			computer to user.
5.	After logic board exchange,	Yes	User’s display or display cable
	customer returns system with		may be incompatible(s) with
	same video issue.		the Mac mini. Recommend
			user to contact the display/
			cable/switcher manufacturer
			for support and service.
		No	Issue resolved with
			replacement logic board.

2010-08-03 Mac mini (Mid 2010) Symptom Charts — No Video  49