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Mac mini (Mid 2010) Symptom Charts — Startup and Power 32
2010-08-03
Check Result Action Code
1. Boot from Original Mac mini
Install DVD inserted in internal
optical drive (or in optical drive
of another computer setup in
Target Disk Mode), and verify
whether issue is still visible.
Yes Go to step 2.
No Issue likely caused by installed
software or driver issue.
Troubleshoot for software
issues. Make sure all software
updates have been installed.
2. Use known-good SDRAM in
the system. Does the corrupted
video issue still appears?
Yes Go to step 3.
No Reinstall user’s SDRAM and
test. If corrupted video issue
repeats, replace SDRAM. Verify
that the correct SDRAM type
is being used.
X01
3. Connect a known-good
external DisplayPort display,
then an HDMI display (or a
DVI display via an HDMI to DVI
adapter) to each video ports
and verify if issue only happens
to one of the ports.
Yes Issue is isolated to one of the
display ports. Go to step 4.
No Replace Logic board and go
to step 5
M04
4. Inspect display connectors and
display cables and reseat them.
Does the issue persist?
Yes Replace Logic board and go
to step 5.
M04
No Issue likely caused by poor
connection/cable. Replace
cable if Apple, and return
computer to user.
X03
5. After logic board exchange,
customer returns system with
same video issue.
Yes User’s display or display cable
may be incompatible(s) with
the Mac mini. Recommend
user to direct connect the
display to computer, and
contact the display/cable/
switcher manufacturer for
support and service.
No Issue resolved with
replacement logic board.